# Duc Thai Nguyen

DUC THAI NGUYEN

1613 Swan Lake Crescent

Chesapeake, Virginia 23321

(Res.) 757-465-9110 (= Telephone = Fax)

(Off.) 757-683-3761

(Email) dnguyen@odu.edu

http://eng.odu.edu/cee/directory/dnguyen.shtml

Professor, Civil and Environmental Engineering Department, Old Dominion University, and

Director, Multi-disciplinary Parallel-Vector Computation Center, Old Dominion University

CV (PDF version); CV(DOC version)

## EDUCATION

- The University of Iowa, Ph.D.: March 1982

"Fail-Safe Optimal Design of Complex Structures with Substructures and Composite Materials" - The University of California, Berkeley, M.S.: June 1976

Structural Engineering and Structural Mechanics - Northeastern University, Boston, B.S.: December 1974

Civil Engineering

## STATES REGISTERED

N/A

## INITIAL APPOINTMENT AT ODU:

August 1985 (Assistant Professor)

## PROFESSIONAL CHRONOLOGY

May 96-Present Professor and MPVC Institute Director, Civil and Environmental Engineering Department, Old Dominion University, Norfolk, VA.

Aug 90-May 96 Associate Professor (with Tenure): Old Dominion University, Norfolk, VA Department of Civil Engineering.

Director, Center for Multi-Disciplinary Parallel Vector Computation (from November 1992), ODU, Norfolk, VA

Aug 85 - Aug 90 Assistant Professor, ODU, Norfolk, VA

Apr 82-Jun 85Assistant Professor: Northeastern University, Boston, MA

Civil Engineering Department

Undergraduate courses: Structural Mechanics II, III, Structural Analysis,

Civil Engineering System. Graduate courses: Theories of Elasticity, Energy

Methods, Finite Element Method, Structural Optimization

Dec 77-Mar 82Research Assistant:

Handled projects for the U.S. Army Ballistic Research Laboratory (BRL) to optimally design the helicopter tail-boom. Have developed the finite element-based computer program DOCS (Design Optimization Codes for Structures)

Instructor:

Teaching the course "Mechanics of Deformable Bodies," Civil Engineering

Department, the University of Iowa, Iowa City, IA

Jan 76-Jun 76 Reader:

Application of Digital Computer to Civil Engineering, The University of

California, Berkeley, CA.

Jan 75-Sept 75Computer Programming Assistant:

Computer Science Department, Northeastern University, Boston, MA

## CONSULTING EMPLOYMENT

Oct 76-May 77 Consulting Engineer:

General Electric Co., Nuclear Energy Division, San Jose, CA. Handled

"Lasalle" project: Reactor Pressure Vessel and Internal Analysis, Using SAP

IV computer program to find the response of structure subjected to dynamic

loads. Have verified "Zimmer" and "Fitzpatrick" plants

## PROFESSIONAL SOCIETIES

Member, AIAA (American Institute of Aeronautics and Astronautics) since May 1999

Member, VAS (Virginia Academy of Science), since May 1999

Member, American Institute of Aeronautics and Astronautics, AIAA (May 1999)

Member, IEEE (May 1993)

Member, American Society of Engineering Education, ASEE

Member, American Society of Civil Engineers, ASCE (January, 1986)

Member, American Academy of Mechanics, AAM (September, 1983)

## HONORS, AWARDS AND PRIZES

Sept. 3, 2004 ISIHighlyCited.com's List of Most Highly Cited Researchers in Engineering in The World

Professor Duc T. Nguyen has been added to the ISIHighlyCited.com's list of most highly cited engineers. The list is comprised of individuals across 21 broad subject categories in life sciences, medicine, physical sciences, ENGINEERING and social sciences. Individuals on the list are the most highly cited within each category for the period 1981-1999, and comprise less than one-half of one percent of all publishing researchers in the world.

This list of the most cited scholars in engineering in the world includes 212 individuals.

More information can be found at the following web site:

http://isihighlycited.com/isi_copy/Comm_news45.htm

then, "View the full list of ENGINEERING researchers ..., or click here",

then, "click page 4 of 5" to see the last names (start with N)

of most cited researchers,

or, at:

http://www.eng.odu.edu/interaction/content090304.htm

April 26, 2001 A. Rufus Tonelson distinguished faculty award (for excellent contribution in Research, Teaching and Service), Old Dominion University, Norfolk, VA

May-July 2001 NASA-ASEE Summer 2001 (11th time) Faculty Fellowship Award ($ 10,000), at Electromagnetic Research Branch, NASA Langley Research Center, Hampton, VA

May-July 2000NASA-ASEE Summer 2000 (10th time) Faculty Fellowship Award ($ 10,000)

at COMPUTATIONAL MODELING & SIMULATION Branch (Aerodynamics,

Aerothermodynamics, and Acoustics Competency), NASA Langley Research Center, Hampton, VA

2003 Who's Who in Computational Science and Engineering, Saxe-Coburg Publications, United Kingdom (2003)

1999 Who's Who in America Science and Engineering, Marquis, 5th Edition, 2000-01

1998 Who's Who Among America's Teachers (The Best Teachers in America Selected by the Best Students. Nominated by former ODU student Lee E. Mamaril), Marquis, 5th Edition, 2000-2001

May - Aug.1998 NASA-ASEE Faculty Fellow; Participated (9th time) in NASA-LaRC, Structural Mechanic Branch ($10,000), Hampton, VA

May - Aug.1997 NASA-ASEE Faculty Fellow: Participated in Langley Research Center,

Thermal-Structural Branch, Structural Division ($10,000)

Feb - Aug.1996 Visiting Assoc. Professor: Teaching and Conducting Research in "Finite

Element Based Parallel Computation" at Hong Kong University of Science and Technology, Kowloon, Hong Kong (~$49,000 for a full semester, including university apartment and utilities allowance and a full Summer 1996 research supports)

October 1993 NASA Langley Research Center TECH BRIEF AWARD (certificate and cash award) for contribution to Parallel Computational Mechanics. Award Identification No. LAR-14627; (Reference: Mr. Shoemaker, Technology

Utility Office), September 1993

Jun - Aug. 1992 Participated in the LaRC, Control-Structure Interaction group ($9,500)

Jun - Aug. 1990 NASA-ASEE, Faculty Fellow ($9,000)

March 24, 1990ASCE Faculty of the Year Award Ceremony at ODU, Norfolk, VA

Nov 13, 1989 Cray Research Inc. Gigaflops Performance Award, The award ceremony was held during the IEEE Supercomputing 1989 Conference, Reno, Nevada

Jun - Aug. 1989 AIR FORCE Faculty Fellow:

Participated in the Weapons Laboratory, Kirtland AFB, NM ($9,410)

April 3, 1989Outstanding Faculty Recognition Ceremony at ODU, Norfolk, VA

Jun - Sept. 1986 NASA-ASEE Faculty Fellow:

Participated in the Langley Research Center Program - Loads and

Aeroelasticity Division ($8,400)

Jun - Sept 1985NASA-ASEE Faculty Fellow:

Participated in the NASA-Lewis Research Center, Structural Division ($6,500)

Jun - Sept 1984NASA-ASEE Faculty Fellow:

Participated in the Langley Research Center Program-Loads and Aeroelasticity

Division ($7,800)

Jun - Sept. 1983 NASA-ASEE Faculty Fellow:

Participated in the Langley Research Center Program-Loads and Aeroelasticity

Division ($6,000)

## COURSES TAUGHT

Undergraduate courses: Concrete Design I, II, System Design, Computer Aided Design for Civil Engineering, Statics, Structural Analysis I, II, Civil Engineering Computation, Statistics

Graduate courses: Structural Dynamics, Finite Element I, II Topics in FEA, Advanced Structural Design, Structural Optimization (T.V. Course), Parallel Computational Mechanics, Finite Element Analysis with Commercialized Code Applications, Scientific Computing (Summer 2000)

Teaching Scores (Scores= 1 = unacceptable, = 2 = poor)

(Scores= 3 = acceptable, = 4 = good)

(Scores= 5 = very good, = 6 = excellent)

(a) = Rate the overall effectiveness of the instructor

(b) = Average scores for all 12 questions on the teaching evaluation forms

(a) (b)

Max. 5.40 5.60

Median 4.90 4.90

Dr. Nguyen 5.40 5.60

Min. 4.30 4.10

Table 1: Teaching Performance of ALL Professors (with Dr. Nguyen's highest scores)

at Old Dominion University/College of Engineering & Technology

(Source: May 1998 ODU/COET Dean's Office)

Max. Score (CEE Dept.) 5.20

Mean Score (CEE Dept.) 4.69

Min Score (CEE Dept.) 3.98

Dr. Nguyen's Score 5.20

Table 2: Teaching Effectiveness Scores (Source: CEE Dept. 2004; Chairperson's Evaluations)

## UNIVERSITY AND COMMUNITY SERVICE

11. ODU College of Engineering & Technology "Promotion & Tenure Committee" member (2007, 2008, 2009)

10. University Parking Committee (2006, 2007, 2008); University Suspension & Appeal Committee (August'2008 - May'2009)

9. ODU Faculty advisor and mentor for NASA-SHARP + program for high school students (Summer 1997)

8. Recruiting and offering RA money for Ph.D. students from Hong Kong, China

7. CE Dept. Computer Laboratory Coordinator (until Sept.1995), Developing CE 305 new course

6. Faculty advisor for Chi-epsilon (Civil Engineering Honor) society at ODU (until Sept. 1995)

5. "Roles of Civil Engineers," Norview High School, (special gifted 6th grade students) "Bridge Design Class," (Oct. 28, 1997)

4. Faculty advisor for Vietnamese students Association at ODU

3. College of Engineering Ceremonies & Award, Student Project Committees, and Senior Design Course Committee.

2. Founding Director (since 1992, -), Multi-disciplinary Parallel-Vector Computation (MPVC) Institute

1. Advising (approx. 30) undergraduate students

## PROFESSIONAL SERVICES

39. Editorial Board Member (invited by Prof. B. Topping, in UK) for the First International Conference on Parallel, Distributed and Grid Computing for Engineering (PARENG'2009), in Pecs, HUNGARY, during April 6-8, 2009.

See www.civil-comp.com/conf/pareng2009.htm

38. Technical Program Committee Member of the "International Symposium on Computational Models for Life Sciences, Goal Coast, Queensland, Australia (December 17-19, 2007); invited by Dr. Tuan Pham (Conference Chairman).

37. Editorial Board Member (invited by Prof. B. Topping, United Kingdom), ECT2008 Conference (Athens, Greece, September 2-5, 2008).

36. Invited as External Expert Evaluators for Georgian National Science Foundation's (www.gnsf.ge) technical proposals (2007)

35. Reviewer for ASCE Journal of Professional Issues in Engineering Education and Practice (completed the review for Prof. Kaw's paper "Problem Centered Approach in a Numerical Methods Course", paper #E123798, sent to Jonathan Hren, 216-403-0886, on October 8, 2007)

34. Reviewer for SEI'2008 Structures Congress Paper (in Vancouver), per request by University of Iowa Prof. Bhatti (completed on-line reviewer's comments on November 21, 2007)

33. Reviewer for Journal of Biomedicine and Biotechnology (requested by EVMS Prof. Maliha Bensmail, completed reviewer's comments on November 23, 2007)

32. Reviewer for Prof. B. Topping's "Advances in Engineering Structures" Journal (completed the reviewer's comments on February 20, 2007), also reviewer for Prof. Belegundu's paper # AES00144N "Numerical Experiences with Parallel Clusters for Generating Pareto Surfaces: Application in Structural Topology Optimization" (completed the reviewer's comments on March 18, 2007)

31. Book reviewer for University of South Florida Prof.. Autar Kaw,

For the 2-nd time, on INTEGRATION topic, completed on March 26, 2007

For the 3-rd time, on SLE topic, completed on July 10, 2007

For the 4-th time, on REGRESSION topic, completed on ~ October 15, 2007

30. Paper Reviewer for "AIAA" Journal (May 20, 2005, Tracking #14933,

Log # J27495, for Dr. Sunil Saigal, AIAA Associate Editor)

29. Paper Reviewer for "Computers & Mathematics with Applications" Journal,

(CAM_6367, for Prof. E.Y. Rodin, CAM Editor-in-Chief)

28. External Tenure Reviewer (April 2005) for the Brooklyn College of the City University of New York Dept. of Computer & Information Science 2900 Bedford Avenue Brooklyn, NY 11210-2889

27. Editorial Board Member, The Fifth International Conference on Engineering Computational Technology (Sept. 12-15, 2006) Las Palmas de Gran Canaria

http://www.civil-comp.com/conf/ect2006.htm

26. Journal Paper Reviewer for "Advances in Engineering Software," published by Elsevier Science, Ltd.

Also, "Inverse Problems in Engineering & Science" Journal Paper Reviewer (March 31, 2005), also in September 12, 2007 (with acknowledgement from Prof. B. Topping)

25. Editorial Board Member, The Third International Conference on Engineering Computational Technology (Sept. 4-6, 2002) Prague, Czech Republic

24. Invited 4-day Short Course Lecturer "Parallel Computational Mechanics," Phoenix, AZ (June 1-6, 2001)

23. Journal Paper Reviewer for "International Journal of Numerical Method for Engineering (IJNME Journal)"

22. Journal Paper Reviewer for "Finite Element in Analysis and Design: The International Journal of Applied Finite Elements and Computer Aided Engineering"

21. Proposal Reviewer For The ARMY RESEARCH OFFICE, P.O. Box 12211, Research Triangle Park,

NC 27709-2211 (July 19, 2000)

20. Invited Short Course Lecturer, China Chang Feng Science Technology (Aerospace Group) Corporation, Beijing, China (May 10-15, 1999)

19. Editorial Board Member, The Second International Conference on Engineering Computational Technology (ECT 2000), Leuven, Belgium (Sept. 6-8, 2000)

18. Reviewer for Journal of Spacecraft & Rockets

17. External Tenure Reviewer (for UNCC, Engineering Technology Dept., Sept. 25, 1998)

16. Lecturer for a 2-day short course "Parallel Computing Methods for Structural Analysis"

NEC Sys. Inc., Woodlands, TX (May 26-27, 1998)

15. Organizing Committee member for the 3rd, 4th & 5th National Symposiums on "Large-Scale

Structural Analysis for High Performance Computers and Workstations," Marriott Hotel,

Norfolk, VA sponsored by NASA LaRC (Nov. 8-11, 1994), and Williamsburg, VA (October

15-17, 1997, and October 12-15, 1999)

14. Lecturer for a 2-day short course "Parallel Computing Methods for Structural Analysis,"

Univ. of Nebraska, Lincoln, Engineering Mechanics Department (October 10-11, 1996)

13. Lecturer for a 2-day short course "Parallel Computing Methods for Structural Analysis,"

Norfolk, VA (August 24-26, 1995)

12. Lecturer for a 2-day short course "Parallel Computing Methods for Structural Analysis," Michigan State University, Department of Materials, Science & Mechanics, East Lansing, MI (April 7-9, 1995)

11. Lecturer for a 2-day short course "Parallel Computing Methods for Structural Analysis," North Carolina A&T University, Mechanical Engr. Dept., Greensboro, NC (December 1-2, 1994)

10. Organizing Committee member for the 2nd symposium "Parallel Computational Methods for Large-Scale Structural Analysis and Design," Sponsored by NASA LaRC, Norfolk, VA (Feb. 24-25, 1993)

11. Organizing Committee member for the symposium "Parallel Methods on Large-Scale Structural Analysis," sponsored by NASA LaRC and USAF Weapons Lab, held at NASA LaRC (Feb. 5-6, 1991)

22. Lecturer for a short course "Parallel Computing Methods for Structural Analysis," sponsored by the College of Engineering, ODU, Norfolk, VA 23529, held in Virginia Beach, VA (May 22-25, 1989 and June 11-14, 1990)

7. Member, ASCE Committee on Optimal Design (October 1, 1987 to September 30, 1990)

6. Organizer and Chairperson for 2 sessions on "Parallel Computations In Struct. Mechanics" for the 6th Conference on Computing in Civil Engineering, ASCE's TCCP, Atlanta, GA (Sept. 11-13, 1989)

7. Lecturer (with Capt. Carmona, and Dr. Storaasli) for the Workshop on Parallel-Vector Processing, sponsored by and held at Weapons Laboratory, SCP, Kirtland AFB, NM 87117 (August 1-2, 1989)

4. Session Chairman, 12th International Symposium on Mathematical Programming, MIT, Cambridge, MA (August 5-8, 1985)

3. Book reviewer for MacMillan Publishing Co. (3 chapters on optimization), 866 Third Avenue, New York, NY 10022

2. Paper reviewer for AIAA, Computer Methods in Applied Mechanics & Engineering, ASCE (Structural and Aerospace), IJNM Journals

1. Book Reviewer for Prentice Hall, (3 chapters on optimization), Route 9W, Englewood Cliffs, NJ 07032

## BOOK(S), EDITOR(S)

5. Editor, E-Book/E-Book Series for Bentham Science Publishers (September 2008 - present)

(www.bentham.org/ebooks; ebooks@bentham.org; Attn: Bushra Siddiqui, E-Book Editorial Manager)

4. Nguyen, Duc T., and Mohameh-Ali, Ahmed, "Structural Analysis on the Internet: Theories,

Application Software, Instructor's Lectures, Self-Assessment Tests, and Automated Grader/Tutor",

Viewers/readers may view a "sample" STIFFNESS MATRIX module (SMM) on the following

web site:

www.lions.odu.edu/~amoha006 (IN PROGRESS, expected date of completion: Dec., 2008)

Note: The above (on-going) textbook project has been evolved and partially funded by the NSF grant

(September 2005 - September 2008), headed by the PI (ODU Mechanical Engineering Prof.

Chaturveidi, and the Co-PI (ODU Civil & Environmental Engineering Prof. Akan) et al (including

The Text-Book main author, Prof. Duc Nguyen, serving as 1 of the "Senior Investigators" of this

NSF project).

3. Nguyen, Duc T., "Finite Element Methods: Parallel-Sparse Statics and Eigen-Solutions" Published in April 2006, by Springer Publisher, ISBN: 0387293302

2. Nguyen, Duc T., "Parallel-Vector Equation Solvers for Finite Element Engr. Applications" Published in October 2001 (Copyright 2002), by Kluwer/Plenum Academics Publisher, ISBN: 0-306-46640-6

1. Storaasli, O.O., Housner, J.M., and Nguyen, D.T., Guest Editors, Special Issue: "Parallel Computational Methods for Large-Scale Structural Analysis and Design." Computing Systems in Engineering, An Inter. Journal, Vol. 4, Nos. 4-6 (August/October/December 1993),

Pergamon Publisher, ISSN 0956-0521

## BOOK(S) REVIEWED, BOOK(S) CHAPTERS

"Applied Calculus of Variations for Engineers, Author = Dr. Louis Komzsik, Publisher = CRC Press, 2008", reviewed by Duc T. Nguyen (completed date ~ July 14, 2008).

"Computational Techniques of Finite Element Analysis", Author = Dr. Louis Komzsik, Publisher = CRC Press (2-nd Edition, 2009).

## GRANTS AWARDED

(Please also referred to the financial awards shown in HONORS, AWARDS and PRIZES section)

31. D.T. Nguyen (PI), Autar K. Kaw (Co-PI), Ram Pendyala (Co-PI), and Gwen Lee-Thomas (Co-PI), "Collaborative Research: Development of New Prototype Tools, and Adaptation and Implementation of Current Resources for a Course in Numerical Methods". This proposal has been recommended by the NSF Program Director for funding (total budgets = $143,090), Jan. 1'2009 - June 30'2010 (ODU portions = $ 84,128; ASU portions = $ 19,103; USF portions = $ 39,859).

30. D.T. Nguyen, Co-Principal Investigator (Principal Investigator: Prof. Autar Kaw, at the University of

South Florida), "Holistic Numerical Methods: Unabridged", National Science Foundation

(via University of South Florida) Educational Grant: Course, Curriculum, and Laboratory Improvements (CCLI), covered period Jan. 2008 - Dec. 2010, $ 500,189

(ODU portion = $ 62,583 for the period June 1, 2008 - December 30, 2010).

29. D.T. Nguyen (Principal Investigator = Prof. S. Chaturvedi, this project has 14 ODU faculty members, and 12 graduate students actively participate in it). "Implementation Grant: Simulation and Visualization Enhanced Engineering Education," National Science Foundation (NSF), $999,741.00; September 2005 - September 2009.

Serving as one of the "NSF Senior Investigators", Dr. Nguyen's and his M.S. student's portions were $21,000 and $19,500, respectively

28. D.T. Nguyen, Principal Investigator, "A Mixed Direct-Iterative Solver with Domain Decomposition For Finite Element Applications in Acoustically Lined Ducts with Flow," NASA Langley Research Center, $ 45,000, Sept. 7, 2005 - Sept. 6, 2007.

27. D.T. Nguyen's portion $ 21,500 (PI = Prof. Baysal's total budgets $ 150,000) (Jan. - June 30, 2005), "Support Computation and Modeling Research and Partnerships," Old Dominion University

26. D.T. Nguyen, Principal Investigator, "Parallel Domain Decomposition Formulation and Software for Large-Scale Sparse/Unsymmetrical 3D Aeroacoustics Applications," NASA Langley Research Center, $ 135,000, January 15, 2001 - Jan. 15, 2004

25. "An Out-of-Core Revised Simplex algorithm for Large-Scale Linear Programming Problems," NASA LaRC GSRP award (with M.S. Student: Mr. Kevin Gould), NASA Langley Research Center, $22,000 + $22,000 + $22,000 August 1, 1999-August 1, 2002

24. "Finite Element Analysis of Reverberation Chambers," $193,509, Co-PI. (With Dr. Bunting), NASA LaRC, Hampton, VA, January 1, 1998 - December 30, 2000

23. "Finite Element Analysis of 2-D Field and Structural Problems," $16,000, Co-PI (with Ms. Vanessa Hill, through Prof. Tiwari's ICAM budget), NASA LaRC, Hampton, VA, Jan. 1998 - Dec. 1998, also $6000 (NASA-ODU/ICAM, Jan. 1999 - May 1999)

22. "Linear Programming and Equation Solver Algorithms for Thermal-Structural Analysis and Design Application," $21,864, Principal Investigator, NASA LaRC, Hampton, VA, October 1, 1997 - September 30, 1998

21. "New Parallel Algorithms for Structural Analysis and Design of Aerospace Structures," $160,000, Principal Investigator, NASA LaRC, Hampton, VA, November 1, 1995 - June 30, 1998

20. "Finite Element Software for Multidisciplinary Design Optimization," $20,000, Principal Investigator, NASA LaRC, Hampton, VA, February 1, 1995 - November 30, 1995

19. "Computational Mechanics on High-Performance Computers," $60,000, PI, NASA LaRC, Hampton, VA, October 1, 1994 - October 1, 1995

18. "Development of Concurrent Procedures for Large-Scale Integrated Structural Analysis and Optimization," $250,000, Principal Investigator, NASA LaRC, Hampton, VA, October 1, 1991 - October 1, 1994

17. "CSI-Design Code on High-Performance Computers," $26,000, Principal Investigator, NASA LaRC, Hampton, VA, January 1, 1993 - December 30, 1993

16. "Parallel-Vector Control Structure Integrated Methodology for General Dynamic Loads," $25,000, PI, NASA LaRC, Hampton, VA, August 1, 1992 - August 1, 1993

15. "Analysis and Design of Large-Scaled Pyramidal Truss Core Panels," The Jonathan Corp., Virginia Power Co., and Center of Innovative Technology (CIT), July 1, 1992-June 30, 1993, $184,000 (P.I. = Prof. Gene HOU, Co-PIs = D.T. Nguyen, and others)

14. "Parallel-Vector Computations for CSI Design Code," $15,000, Principal Investigator, NASA LaRC, Hampton, VA, October 1, 1991 - October 1, 1992

13. "Parallel-Vector Algorithms for Nonlinear Finite Element Analysis," $20,355, Principal Investigator, AFOSR, Albuquerque, NM, August 1, 1991 - September 30, 1993

12. "Parallel-Vector Finite Element Analysis for the CSM Testbed," $58,458, PI, NASA LaRC, Hampton, VA, October 1, 1990 - October 1, 1991

11. "Parallel-Vector Computation for Controls-Structures Interaction Code," $21,931, PI, NASA LaRC, Hampton, VA; October 1, 1990 - October 1, 1991

10. Co-P.I. (with P.I. Dr. Ishibashi), NSF Grant No. MSS-8920878, "Development of Hybrid Discrete Element/Finite Element Model for Large Deformation Geotechnical Engineering Problems," $75,514 August 15, 1990 to August 14, 1992

9. NASA Minority Graduate Grants (for Mr. Kevin R. Pullen, and Mr. James E. Demby, Jr.), NASA Headquarters, Washington, D.C., $44,000, August 1990 - August 1991

8. "Parallel-Vector Processing For Nonlinear Finite Element Analysis," PI, $37,996 (including $18,000 cost-sharing from ODU for NCUBE parallel computer), AFOSR, Jan. 1, 1990 - Dec. 31, 1990

7. NASA Minority Graduate Grant (for Mr. Kevin R. Pullen, ODU Student), $18,000 per year, NASA Headquarters, Washington, D.C., August 1989 - August 1990

6. "Parallel Nonlinear Unconstrained Optimization," PI, $12,998, NASA LaRC, Hampton, VA, June 15, 1989 - June 15, 1990

5. "Substructuring Formulation and Domain Decomposition In a Parallel TestBed Environment" $27,800, Principal Investigator, NASA LaRC, Hampton, VA, April 1, 1989 - April 1, 1990

4. "Parallel Procedures For Statics, Eigenvalue Analysis and Struct. Dynamics," $21,188, NASA Langley Research Center, Hampton, VA, March 1, 1988 to February 28, 1989

3. "Simplified Procedures for Dynamic Anal. of Complex Structures," $61,000, Newport News Shipbuilding and Drydock Company, and Center for Innovative Technology Engr. Clinic, One of the PIs (with Dr. Jean W. Hou), November 20, 1986 to August 20, 1987

2*. "An Element-By-Element Algorithm for Large Scale Structural Dynamics," $3,700 (out of which $500 was used to buy the computer equipment for the CE Department), Principal Investigator, Old Dominion University Research Foundation, summer 1986

1*. Recipient of Travel Support Grant (July 1983, sponsored by NSF and IFIF, $1,000, to Copenhagen, Denmark)

Note: * Indicates the grant goes directly to the Principal Investigator.

## SCHOLARLY ACTIVITIES

**JOURNAL (41) ARTICLES**

(a) In The Areas of SENSITIVITY & OPTIMIZATION:

40. Swati Chokshi, Chuh Mei, and Duc T. Nguyen, "Nonlinear Random Response of Large-

Scale Parallel Sparse Finite Element Structural Problems", Computer Assisted Mechanics and Engineering Sciences (CAMES) Journal (accepted for publication, 2008)

41. Swati Chokshi, and Duc T. Nguyen, "Finite Element Nonlinear Random Response of Unsynchronized Loads Under Parallel Computing Environments" (in preparation)

39. Vaidya, A., Yu, S., St. Ville, J., Nguyen, D.T. and Rajan, S.D. "Multiphysics CAD-Based Design Optimization," Journal Mech. Based Design of Structures and Machines, 34 (2), pp. 157-180, 2006

37. Rajan, S.D. and Nguyen, D.T. "Design Optimization of Discrete Structural Systems Using MPI-enabled Genetic Algorithm," Journal of Structural and Multidisciplinary Optimization, 27, pp. 1-9, 2004

35. Rajan, S.D., Nguyen, D.T., Deshpande, M.D. and Harrell, L. "Optimal Design of Engineering Systems Using MPI-enabled Genetic Algorithm," Computer Assisted Mechanics and Engineering Sciences (CAMES) Journal, 11: 1-11 (2-3), 2004

30. Nguyen, D.T., Bai, Yu, Qin, J., and Hu, Yusong, "Computational Aspects of Linear programming Simplex Method" Advances In Engineering Software, Vol. 31, Nos. 8-9, pp 539-546 (August-Sept. 2000)

28. Nguyen, D.T., Tang, W.H., Tung, H.K. and Runesha, H.B., "Nonlinear Constrained Optimizer and Parallel Processing for Golden Block Line Search," in COMPUTER ASSISTED MECHANICS and ENGINEERING SCIENCES Journal (CAMES Journal, Vol. 6, No. 3-4, 1999, pp. 469-477)

24. Nguyen, D.T., Runesha, H., Belegundu, A.D., and Chandrupatla, T.R, "Interior Point Method and Indefinite Sparse Solver for Linear Programming Problems," Advances in Engineering Software, Vol. 29, No. 3-6, pp. 409-414 (1998)

18. Qin, J. and Nguyen, D.T., "Generalized Exponential Penalty Function for Nonlinear Programming," Computers & Structures Journal, Vol. 50, No. 4, (Feb. 1994), pp. 509-514

6. Nguyen, D.T., "Multilevel Structural Sensitivity Analysis," Computers & Structures Journal, Vol. 25, No. 2, pp. 191-202 (April 1987)

4. Nguyen, D.T. and Rogers, J.L., Jr., "Optimal Design of Structures with Multiple Design Variables Per Group and Multiple Loading Conditions on the Personal Computer," Computers & Structures, Vol. 22, No. 2, pp. 179-184 (April 1986)

3. Nguyen, D.T., Arora, J.S., and Belegundu, A.D., "Design Optimization Codes for Structures:

DOCS Computer Program," Journal of Aircraft, Vol. 2, No. 9, pp. 817-824 (September 1983)

(b) In The Areas of STRUCTURAL DYNAMICS/EARTHQUAKES & VIBRATIONS:

31. Nguyen, D.T., Bunting, C., Moeller, K.J., Runesha H.B., and Qin, J., "Subspace and Lanczos Sparse Eigen-Solvers for Finite Element Structural and Electromagnetic Applications" Advances In Engineering Software, Vol. 31, Nos. 8-9, pp. 599-606 (August-September 2000)

19. Qin, J. and Nguyen, D.T., "Structure/Load Dependent Vectors For Linear Structural Dynamics," Computers & Structures Journal, Vol. 50, No. 4 (February 1994), pp. 515-524

13. Zhang, Y. and Nguyen, D.T., "Parallel-Vector Design Sensitivity Analysis in Structural Dynamics," Computing Systems in Engr. Journal, Vol. 3, No. 1-4, pp. 365-378, (1992)

12. Zhang, Y., Nguyen, D.T. and Hou, G.W., "An Alternative Formulation for Design Sensitivity on Linear Struct. Dynamic Systems," Computers & Structures Journal, Vol. 44, No. 3, pp. 689-692 (1992)

(c) In The Areas of ALGORITHMS/SOFTWARE For EQUATIONS & EIGEN-SOLUTIONS:

36. Nguyen, D.T. , Honrao, A.P., Hou, G., Akan, O. and Baysal, O. "Unsymmetrical and Symmetrical Sparse Iterative Algorithm with Multiple Right-Hand-Sides Strategies," WSEAS Transactions on Computers, Issue 8 Vol. 5, pp. 1694-1700 (August 2006)

34. Nguyen, D.T., Watson, W.R., Tungkahotara, S. and Rajan, S.D. "Parallel Finite Element Domain Decomposition for Structural/Acoustic Analysis," Journal of Computational and Applied Mechanics, Vol. 4, No. 2, pp. 189-201 (2003)

33. Watson, W.R. , Nguyen, D.T. , Reddy, C.J. , Vatsa, V.N. and Tang, W.H. "Algorithms and Application of Sparse Matrix Assembly and Equation Solvers for Aeroacoustics," AIAA Journal, Vol. 40, No. 4, pp. 661-670 (April 2002)

22. Nguyen, D.T., Qin, J., Sancer, M.I. and McClary, R., "Finite Element-Boundary Integral Methods in Electro-magnetics," (March 2002) pp. 391-400, Vol. 38, No. 5, in Finite Elements in Analysis and Design, an International Journal (Elsevier Science publisher)

32. Nguyen, D.T., Hou, Gene, Runesha, H. and Han, Bangfei, "Alternative approach for solving Sparse INDEFINITE Symmetrical system of Equations," Advances In Engineering Software, Vol. 31, Nos. 8-9, pp. 581-584 (August-Sept. 2000)

29. Runesha, H.B., and Nguyen, D.T., "Vectorized Sparse UnSymmetrical Equation solver for Computational Mechanics" Advances In Engineering Software, Vol. 31, Nos. 8-9, pp. 563-570 (August-Sept. 2000)

27. Chen, P. Runesha, H., Nguyen, D.T., Tong, P. and Chang, T.Y.P., "Sparse Algorithms For Indefinite Systems of Linear Equations," in COMPUTATIONAL MECHANICS Journal, Vol. 25, No. 1, pp. 33-42 (Feb. 2000)

17. Qin, J. and Nguyen, D.T., "A Parallel-Vector Equation Solver for Distributed Memory Computers," Computing Systems in Engineering Journal, Vol. 5. No. 1, (1994)

15. Qin, J., Agarwal, T.K., Storaasli, O.O., Nguyen, D.T. and Baddourah, M.A., "Parallel-

Vector Out-of-Core Equation Solver for Computational Mechanics," Computing Systems in

Engineering Journal, Vol. 4, No. 4-6, pp. 381-386 (1993)

5. Nguyen, D.T. and Arora, J.S., "An Algorithm for Solution of Large Eigenvalue Problems," Computers & Structures, Vol. 24, No. 4, pp. 645-650, August 1986

1. Arora, J.S. and Nguyen, D.T., "Eigen-solution for Large Structural Systems with Substructures," International Journal for Numerical Methods in Engineering, Vol. 15, 1980, pp. 333-341.

(d) In The Areas of PARALLEL/VECTOR COMPUTATIONS:

38. Nguyen, E.N.D., Nguyen, D.N., Nguyen, D.T. and Tungkahotara, S. "MPI Parallel FORTRAN Dynamic Programming Algorithms and Software for Comparisons of DNA Sequences," WSEAS Transactions on Biology and Biomedicine, Issue 2, Vol. 3, (Feb. 2006), ISSN 1109-9518, pp. 145-152

26. Qin, J. and Nguyen, D.T., "A Tridiagonal Solver for Massively Parallel Computers," Advances in Engineering Software, Vol. 29, No. 3-6, pp. 395-397 (1998)

25. Nguyen, D.T., Qamar, R. and Runesha, H. "Automatic Differentiation for Design Sensitivity Analysis of Structural Systems Using Parallel-Vector Processors," Advances in Engineering Software, Vol. 29, No. 3-6, pp. 375-382 (1998)

23. Qin, J. and Nguyen, D.T., "A Parallel-Vector Simplex Algorithm On Distributed Memory Computers," Structural Optimization Journal, Vol. 11, Nos. 3 & 4, pp. 260-264, (1996)

11. Qin, J., Gray, Jr., C.E., Mei, C. and Nguyen, D.T., "A Parallel-Vector Equation Solver for Unsymmetric Matrices on Supercomputers," Computing Systems in Engineering, An International Journal, Vol. 2, No. 2/3, (September 1991) Pergamon Press, pp.197-202.

8. Baddourah, M.A., and Nguyen, D.T., "Parallel-Vector Processing for Linear Programming," Journal of Computers and Structures, Vol. 38, No. 3, (1991) pp.2 9-282

(e) In The Areas of FINITE ELEMENT APPLICATIONS:

42. Glenn A. Hrinda, and Duc T. Nguyen "Optimization of Stability-Constrained Geometrically Nonlinear Shallow Trusses Using an Arclength Sparse Method with a Strain Energy Density Approach", accepted (July 15'2008) for publication in Finite Element Analysis & Design (2008)

41 Ahmed Mohammed-Ali, Duc T. Nguyen, and Subhash Kadiam "Simulation, Visualization, and Self- Assessment Enhanced Engineering Education: The Stiffness Matrix Method Modules for Structural Analysis I Course," accepted for journal publication

21. Baddourah, M.A. and Nguyen, D.T., "Parallel-Vector Computations for Geometrically Nonlinear Finite Element Analysis," Computers & Structures Journal, Vol. 51, No. 6, (1994), pp. 785-789

20. Makers, B.N., Qin, J. and Nguyen, D.T., "Performance of NIKE3D with PVSOLVE On Vector and Parallel Computers," Computing Systems In Engineering Journal, Vol. 5, No. 4-6, pp. 363-368 (Aug./Oct./Dec. 1994)

16. Storaasli, O.O., Nguyen, D.T., Baddourah, M.A. and Qin, J., "Computational Mechanics Analysis Tools for Parallel-Vector Supercomputers," Computing Systems in Engineering Journal, Vol. 4, No. 4-6, pp. 349-354 (1993)

14. Belvin, W.K., Maghami, P.G. and Nguyen, D.T., "Efficient Use of High Performance Computers for Integrated Controls and Structures Design," Computing Systems in Engineering Journal, Vol. 3, No. 1-4, pp. 181-188, (1992)

10. Nguyen, D.T., Storaasli, O.O., Carmona, E.A., Al-Nasra, M., Zhang, Y., Baddourah, M.A., and Agarwal, T.K., "Parallel-Vector Computation for Linear Structural Analysis and Nonlinear Unconstrained Optimization Problems," Computing Systems in Engineering, An International Journal, Vol. 2, No. 2/3 (September 1991) (Pergamon Press), pp. 175-182

9. Moayyad, M.A., and Nguyen, D.T., "An Algorithm For Domain Decomposition in Finite Element Analysis," Journal of Computers and Structures, Vol. 39, 1-4, (1991), pp. 277-290

7. Storaasli, O.O., Nguyen, D.T., and Agarwal, T.K., "The Parallel Solution of Large-Scale Structural Analysis Problems on Supercomputers," AIAA Journal, Vol. 28, No.7, pp. 1211-1216 (July 1990)

2. Nguyen, D.T. and Arora, J.S., "Fail-Safe Optimal Design of Complex Structures with Substructures," AME Journal of Mechanical Design, Vol. 104, No. 4 (October 1982)

(f) In The Areas of ENGINEERING EDUCATION

43. A. Mohammed, S.C.B.S.V. Kadiam, and D.T. Nguyen, "Simulation, Visualization and Self-Assessment Enhanced Engineering Education: The Stiffness Matrix Method Module For Structural Analysys Course", Computers in Education Journal, Volume XVIII, No. 3, July-September 2008

(pages 99-106)

## KEYNOTE/PLENARY LECTURES

2. D.T. Nguyen, "Large-scale Parallel Computation for Engineering/Science Applications", a keynote/

Plenary lecture, presented at the International Conference on Smart Materials and Adaptive Structures:

Mathematical Modeling & Computation, Tangier, Morocco (April 14-16, 2008),

http://smart.cassem.lu

1. D.T. Nguyen, "Multi-disciplinary Research Activities: Mathematics/HPC/Biology Fluid Mechanics/ Structural Acoustics Applications," a keynote/plenary (1 hour) lecture, presented at the "2006 WSEAS International Conference on Mathematical Biology and Ecology," MABES '06. Miami, FL (Jan. 18-20, 2006)

## PROCEEDINGS/CONFERENCE PAPERS

59. D.T. Nguyen, S. Tungkahotara, and L. Azrar, "A Stand-Alone Nonlinear BFGS Sparse Equation Solver Algorithms and Software With Parallel Domain Decomposition Capability", Proceedings of International Conference on Smart Materials and Adaptive Structures:

Mathematical Modeling & Computation, Tangier, Morocco (April 14-16, 2008), pp. 159-161

58. Swati Chokshi, Chuh Mei, and Duc T. Nguyen, "Nonlinear Random Response of Large-

Scale Sparse Finite Element Structural Problems", Conference Proceedings of the 48-th AIAA Structures, Dynamics and Materials (SDM) conference, Hawaii, Honolulu (April 23-26, 2007)

57. Ahmed Mohamed-Ali, Subhash Kadiam, and D.T. Nguyen, "Simulation and Visualization Enhanced Engineering Education: The Stiffness Matrix Method Module for Structural Analysis I Course", Poster Presentation at the MODSIMWorld conference (Educational Track), Virginia Beach, VA (September 12, 2007)

56 O .Baysal, and D.T. Nguyen, "Large-scale Parallel Domain Decomposition: Part 1 - Computational Fluid Dynamics Applications," an invited lecture delivered at the 30th IOIT Conference, Hanoi, Vietnam (Dec. 27-28, 2006)

55. D.T. Nguyen and O. Baysal, "Large-scale Parallel Domain Decomposition: Part 2 - Computational Solid Mechanics Application," an invited Lecture delivered at the 30th IOIT conference, Hanoi, Vietnam (Dec. 27-28, 2006)

54 O.Baysal, and D.T. Nguyen, "Large-scale Parallel Computing by Domain Decomposition: CFD and CSM Applications," invited tutorial lectures delivered at the Workshop on Parallel and Grid Computing Hanoi University of Science (HUS), Center for High-Performance Computing, Hanoi, Vietnam (December 27, 2006)

53. W.R. Watson, D.M. Nark, D.T. Nguyen and S. Tungkahotara, "On the Development of Efficient Parallel Hybrid Solver with Application to Acoustically Treated Aeroengine Ducts," presented at the "Inter-Noise 2006" conference, Honolulu, Hawaii (December 3-6, 2006)

52. E.N.D. Nguyen, D.N. Nguyen, D.T. Nguyen, and S. Tungkahotara, "Comparing DNA Sequences by Dynamic Programming in Sequential and Parallel Computer Environments," presented at the "2006 WSEAS International Conference on Mathematical Biology and Ecology" (MABES "06), Miami, Florida (Jan. 18-20, 2006)

51. S.D. Rajan, D.T. Nguyen, Sohui Yu, David Lau, and James St. Ville, "Challenges in the Development of Distributed Processing Design Optimization Software System," Proceedings, Optimization Technology Meeting'2004, May 10-12, 2004, Breckenridge, Colorado

50. D.T. Nguyen^, M.D. Deshpande~, S.D. Rajan", and L. Harrell "Optimal Design of Engineering Systems Using Genetic Algorithms" 9th International Conference on Numerical Methods and Computational Mechanics (July 15-19, 2002, Univ. of Miskolc, Miskolc, Hungary)

49. S. Tungkahotara, W.R. Watson, D.T. Nguyen and H.B. Runesha "Simple and Efficient Parallel Dense Equation Solvers" 9th International Conference on Numerical Methods and Computational Mechanics (July 15-19, 2002) Univ. of Miskolc, Miskolc, Hungary Y. Hu, K.E. Gould" and D.T. Nguyen

48. "Linear Programming Domain Decomposition Solutions Using Simplex and Interior Point Methods Under Parallel Computer Environments" 9th International Conference on Numerical Methods and Computational Mechanics (July 15-19, 2002) University of Miskolc, Miskolc, Hungary

47. D.T. Nguyen, W.R. Watson, S. Tungkahotara, and S.D. Rajan, "Domain Decomposition Formulation and Implementation for Finite Element Structural/Accoustic Analysis Under Parallel MPI/FORTRAN Computer Environments" 9th International Conference on Numerical Methods and Computational Mechanics (July 15-19, 2002), University of Miskolc, Miskolc, Hungary

46. Duc T. Nguyen and Siroj Tungkahotara, "Parallel-Vector/Cache Algorithms/Software for Large-Scale Computation," the 2002 Space Radiation Shielding Technology Workshop, NASA Langley Research Center, Hampton, VA (April 4, 2002)

45. Y. Hu, D.T. Nguyen and K. Gould, "Large-Scale Linear Programming Problems By Decomposition and Parallel Procedures," the 8th AIAA/USAF/NASA/ASSMO Symposium on Multidisciplinary Optimization, (Sept. 6-8, 2000) Westin, Long Beach, CA.

44. Nguyen, D.T., Hou, Gene, Runesha, H. and Han, Bangfei, "Alternative approach for solving Sparse INDEFINITE Symmetrical system of Equations," 5th national symposium on Large-Scale Analysis, Design and Intelligent Synthesis Environment (October 12-15, 1999) Williamsburg, VA

43. Nguyen, D.T., Bunting, C., Moeller, K.J., Runesha H.B., and Qin, J., "Subspace and Lanczos Sparse Eigen-Solvers for Finite Element Structural and Electromagnetic Applications," 5th National Symposium on Large-scale Analysis, Design and Intelligent Synthesis Environment, (October 12-15, 1999) Williamsburg, VA

42. Nguyen, D.T., Bai, Yu, Qin, J., and Hu, Yusong, "Computational Aspects of Linear Programming Simplex Method" 5th National Symposium on Large-Scale analysis, Design and Intelligent Synthesis Environment (October 12-15, 1999) Williamsburg, VA

41. Runesha, H.B., and Nguyen, D.T., "Vectorized Sparse Unsymmetrical Equation solver for Computational Mechanics" 5th National Symposium on Large-Scale analysis, Design and Intelligent Synthesis Environment (October 12-15, 1999) Williamsburg, VA

40. Nguyen, D.T., Tang, W.H., Tung, H.K. and Runesha, H.B., "Nonlinear Constrained Optimizer and Parallel Processing for Golden Block Line Search," (August 24-27, 1998), Miskolc, Hungary

39. Nguyen, D.T., Runesha, H.B. and Qin, J., "Parallel Finite Element Analysis on Inexpensive Clusters of Sun Workstations," Numerical Methods, and Computational Mechanics in Science and Engineering, (August 24-27, 1998), Miskolc, Hungary

38. Qin, J. and Nguyen, D.T., "A Tridiagonal Solver for Massively Parallel Computers," Proceedings of the 4th NASA National Symposium on Large-Scale Applications on High-Performance Computers and Workstations, Williamsburg, VA (October 15-17, 1997)

37. Nguyen, D.T., Qamar, R. and Runesha, H. "Automatic Differentiation for Design Sensitivity Analysis of Structural Systems Using Parallel-Vector Processors," Proceedings of the 4th NASA National Symposium on Large-Scale Applications on High-Performance Computers and Workstations, Williamsburg, VA (October 15-17, 1997)

36. Nguyen, D.T., Runesha, H.,Belegundu, A.D., and Chandrupatla, T.R, "Interior Point Method & Indefinite Sparse Solver for Linear Programming Problems," Proceedings of the 4th NASA National Symposium on Large-Scale Applications on High-Performance Computers and Workstations, Williamsburg, VA (October 15-17, 1997)

35. Hu, Y., Qin, J., Nguyen, D.T. and Belvin, W.K., "An Out-of-Core Equation Solver for Computational Mechanics on Supercomputers," Proceedings of the 1993 International Conference on FEMCAD-CRASH, IITT-International, 94 Promenade A. Ballu, 93460 Gournay Sur Marnes, France (June 28-29, 1993) Editors: Dr. A.B. Sabir and Dr. A. Niku-Lari

34. Nguyen, D.T., Qin, J., Sancer, M. and McClary, R., "Mixed Sparse-Dense Symmetrical- Unsymmetrical Equation Solvers for Finite Element - Boundary Integral Methods in Electromagnetics," Proceedings of the ICES 1997 Conference, Costa Rica, (May 4-9, 1997)

33. Nguyen, D.T., Qin, J., Chang, T.Y.Paul, and Tong, P., "Efficient Sparse Equation Solver with Unrolling Strategies for Computational Mechanics," Proceedings of the ICES 1997 Conference, Costa Rica (May 4-9, 1997)

32. Runesha, H., Nguyen, D.T., Qin, J., Chang, T.Y. Paul and Tong, P. "Subspace and Lanczos Iterations with Vectorized Sparse Strategies," Proceedings of the ICES 1997 Conference, Costa Rica (May 4-9, 1997)

31. Pu, C., Runesha, H., Nguyen, D.T., Chang, T.Y. Paul and Tong, P., "Sparse Algorithms for INDEFINITE System of Linear Equations," Proceedings of the ICES 1997 Conference, Costa Rica, (May 4-9, 1997)

30. Qin, J. and Nguyen, D.T., "A Parallel-Vector Simplex Algorithm on Distributed Memory Computers," Proceedings of the ICES 1995 (International Conference on Computational Engineering Science), the Ritz-Carlton Hotel, Mauna Lani, Big Island of Hawaii (July 30 - August 3, 1995)

29. Qin, J., and Nguyen, D.T., "A Tridiagonal Solver for Massively Parallel Computers," Proceedings of the ICES 1995, the Ritz-Carlton Hotel, Mauna Lani, Big Island of Hawaii (July 30 - Aug. 3, 1995)

28. Akan, A.O., Qin, J., Nguyen, D.T., and Basco, D.R., "Parallel Computation for Groundwater Flow," Proceedings of the International Groundwater Management Symposium, San Antonio, TX (August 1995)

27. Pamujula, H., Nguyen, D.T., and Chandler, L.J., "Finite Element Structural Analysis Using Loosely Coupled Processors," proceedings of the Intern. Conference on Computational Methods In Structural and Geotechnical Engineering, Hong Kong, (December 12-14, 1994)

26. Qin, J. and Nguyen, D.T., "Generalized Exponential Penalty Function for Nonlinear Programming," presented at the 35th Structures, Structural Dynamics, and Material Conference, Hilton Head, SC, (April 18-20, 1994)

25. Qin, J. and Nguyen, D.T., "A Vector Out-of-Core Lanczons Eigen-solver for Structural Vibration Problems," presented at the 35th Structures, Structural Dynamics, and Material Conference, Hilton Head, SC, (April 18-20, 1994)

24. Storaasli, O.O., Nguyen, D.T., Qin, J. and Baddourah, M.A., "Computational Mechanics Analysis Tools for Parallel-Vector Supercomputers," AIAA/ASME/AHS 34th SDM Conference, LaJolla, CA (April 19-22, 1993)

23. Qin, J. and Nguyen, D.T., "A New Parallel-Vector Finite Element Analysis Software on Distributed-Memory Computers," Proceedings of the AIAA/ASME/ASCE/AHS 34th SDM Conference, LaJolla, CA (April 19-22, 1993)

22. Baddourah, M.A. and Nguyen, D.T., "Geometrically Nonlinear Design Sensitivity Analysis on Parallel-Vector High-Performance Computers," Proceedings of the AIAA/ASME/ASCE/AHS 34th SDM Conference, LaJolla, CA (April 19-22, 1993)

21. Qin, J. and Nguyen, D.T., "A Parallel-Vector Equation Solver for Distributed Memory Computers: Proceedings of the 2nd Parallel Computational Methods for Large-Scale Structural Analysis and Design, sponsored by NASA LaRC, Marriott Hotel, Norfolk, VA (February 24-25, 1993)

20. Belvin, W.K., Maghami, P.G. and Nguyen, D.T., "Efficient Use of High Performance Computers for Integrated Controls and Structures Design," Proceedings of the Symposium on High-Performance Computing for Flight Vehicles, Washington, D.C. (Dec. 7-9, 1992)

19. Zhang, Y. and Nguyen, D.T., "Parallel-Vector Sensitivity Calculations in Linear Structure Dynamics," Proceedings of the Symposium on High-Performance Computing for Flight Vehicles, Washington, D.C. (December 7-9, 1992)

18. Qin, J. and Nguyen, D.T., "Structure/Load Dependent Vectors for Linear Struct. Dynamics," Proceedings of the AIAA/ASME/ASCE/AHS 33rd SDM Conference, Dallas, TX (April 13-15, 1992)

17. Qin, J., Nguyen, D.T. and Zhang, Y., "Parallel-Vector Lanczos Eigen-Solver for Structural Vibration Problems," Proceedings of the 4th Intern. Conference on Recent Advances in Structural Dynamics, Institute of Sound and Vibration Research, Univ. of Southampton, Southampton, England (July 15-18, 1991)

16. Baddourah, M.A., Storaasli, O.O., Carmona, E.A., and Nguyen, D.T., "A Fast Parallel Algorithm for Generation and Assembly of Finite Element Stiffness and Mass Matrices," Proceedings of the AIAA/ASME/ASCE AHS 32nd SDM Conference, Baltimore, MD (April 8 - 10, 1991)

15. Nguyen, D.T., Storaasli, O.O., Carmona, E.A., Al-Nasra, M., Zhang, Y., Baddourah, M.A., and Agarwal, T.K., "Parallel-Vector Computation for Linear Structural Analysis and Nonlinear Unconstrained Optimization Problems," Symposium on Parallel Methods on Large-Scale Structure Analysis and Physics Applications, NASA LaRC, Hampton, VA (February 5-6, 1991)

14. Qin, J., Gray, Jr., C.E., Mei, C. and Nguyen, D.T., "A Parallel-Vector Equation Solver for Unsymmetric Matrices on Supercomputers," Symposium on Parallel Methods on Large-Scale Structural Analysis and Physics Applications, NASA LaRC, Hampton, VA (Feb 5-6, 1991)

13. Agarwal, T.K., Storaasli, O.O., and Nguyen, D.T., "A Parallel-Vector Algorithm for Rapid Structural Analysis on High Performance Computers," Proceedings of the AIAA/ASME/ASCE/AHS 31st SDM Conference, Long Beach, CA (April 2-4, 1990), AIAA paper # 90-1149

12. Nguyen, D.T. and Razzaq, Z., "Recent Research Activities In Parallel Computational Structure Mechanics," presented at the Sixth Conference on computing in Civil Engineering, sponsored by the ASCE's TCCP, Atlanta, GA (September 11-13, 1989)

11. Nguyen, D.T. and Ninh, V.T., "Parallel Computation for Linear Programming," ASCE Structures Congress, San Francisco, CA, (May 1-5, 1989) pp. 152-157

10. Nguyen, D.T., Agarwal, T.K., Benten, M.S., and Lin, C., "A Portable Parallel Equation Solver for Finite-Element Based Structural Analysis-Synthesis Codes," ASCE Structures Congress, San Francisco, CA (May 1-5, 1989) pp. 158-167

9. Storaasli, O.O., Nguyen, D.T., and Agarwal, T.K., "The Parallel Solution of Large-Scale Structural Analysis Problems on Supercomputers," AIAA/ASME/ASCE/AHS 30th SDM Conference, Mobil, AL (April 3-5, 1989) pp. 859-867

8. Nguyen, D.T., Shim, J.S., and Zhang, Y., "The Component Mode Method in a Parallel Computer Environment," Proceeding of the AIAA/ASME/ASCE/AHS/ASC 29th SDM Conference, Williamsburg, VA (April 18-20, 1988) AIAA Paper #88-2438, pp. 1705-1710

7. Nguyen, D.T. and Niu, K.T., "Structural Sensitivity Analysis on a Parallel Computer," Proceeding of 6th ASCE Structures Congress, Orlando, FL, August 17-20, 1987, pp. 98-112

6. Nguyen, D.T., "Practical Implementation of an Accurate Method for Multilevel Design Sensitivity Analysis," Proceeding of the AIAA/ASME/ASCE/AHS 28th SDM Conference, Monterey, CA, (April 6-8, 1987)

5. Nguyen, D.T. and Pollalis, S.N., "Struct. Optimization with Interactive Graphics on IBM Personal Computer," Proceeding of the International Conference on Engineering Software for Microcomputers, Venice, Italy, (April 2-5, 1984)

4. Nguyen, D.T. and Hadley, P.K., "Microcomputers in Structural Optimization," Proceeding of the First National Conference on Microcomputers in Civil Engineering, Orlando, FL (Nov. 1-3, 1983)

3. Nguyen, D.T. and Arora, J.S., "Optimal Geometry Modeling for Minimizing Weight of Plate Bending Structures with Substructures," Proceeding of the 11th IFIP Conference on System Modeling and Optimization, Copenhagen, Denmark (July 25-29, 1983). Appeared in lecture notes in control and information sciences. Edited by P. Thoft-Christensen, Springer-Verlag, Berlin Heidelberg, NY, and Tokyo

2. Nguyen, D.T. and Arora, J.S., "Fail-Safe Optimal Design of Complex Structures with Substructures," presented at Design Automation Conference, Hartford, CT (September 20 - 23, 1981). Appeared in "Progress in Engineering Optimization, 1981"

1. Arora, J.S. and Nguyen, D.T., "Structural Dynamics with Substructures," Proceeding 7th Conference on Electronic Computation, ASCE, St. Louis, MO, August, 1979, pp. 402-417

## TECHNICAL REPORTS

46. D.T. Nguyen, S. Tungkahotara, and Willie R. Watson, "A Mixed Direct-Iterative Parallel Solver with Domain Decomposition for Finite Element Applications in Acoustically Lined Ducts With Flow", a Final Report, submitted (in January 2008) to NASA Langley Research Center, Hampton, VA 23681, for a research grant (ODU-RF Project # 160421), during the period 09/07/2005 - 09/06/2007)

45. D.T. Nguyen, and Ahmed Ali, "Simulation and Visualization Enhanced Engineering Education: Assessments of Stiffness Matrix Method Module for Structural Analysis I Course," ODU Technical Note #2006-11-15, ODU, CEE Department, 135 Kaufman, Norfolk, VA 23529 (2006)

44. D.T. Nguyen, and Ahmed Ali, "Simulation and Visualization Enhanced Engineering Education: The Stiffness Matrix Method Module for Structural Analysis I Course," ODU Technical Note # 2006-11-15, ODU, CEE Department, 135 Kaufman, Norfolk, VA 23529 (2006)

43. D.T. Nguyen, "Unsymmetrical Sparse Matrix Times Vector With Unrolling Strategies," ODU/ Structures Research Technical Note No. 2005-04-30, ODU, CEE Dept., Norfolk, VA 23529 (2005)

42. D.T. Nguyen, "Parallel Domain Decomposition Formulation and Software for Large-Scale Sparse Symmetrical/Unsymmetrical AeroAcoustic Applications," Final Report (for the period Jan.15, 2001 - Jan.14, 2005), Prepared for NASA LaRC, Hampton, VA

41. * D.T. Nguyen and P. Chen, "Automated Procedures For Obtaining Generalized Inverse For FETI Formulation," ODU/Structures Research Technical Note No. 03-19-2004, ODU, CEE Dept., 135 Kaufman, Norfolk, VA 23529

40. * D.T. Nguyen, J. Qin and A. Tarafda, "Coupling of LAPACK, SCALAPACK Subroutines with MPI/FORTRAN ooc-Lanczos Code for Physics' Eigen-Solution," ODU/Structures Research Technical Note No. 2003-12-22, ODU, CEE Dept., 135 Kaufman, Norfolk, VA 23529

39. D.T. Nguyen, "Finite Element Domain Decomposition Implementation Under MPI/FORTRAN Parallel Computer Environments," ODU/Structures Research Technical Report No. 2002-08-28, ODU, CEE Dept., 135 Kaufman, Norfolk, VA 23529

38. * D.T. Nguyen, "Coupling Between Genetic Algorithm (GA) and Finite Element Analysis (FEA) Codes," ODU/Structures Research Technical Note No. 2002-06-24, ODU, CEE Dept., 135 Kaufman, Norfolk, VA 23529

37. * D.T. Nguyen, W.R. Watson, and H.B. Runesha, "Symmetrical/Sparse/Complex Number/ Assembly and LDL Solver Algorithms For Finite Element Acoustic Applications:"

(a1) SGI (lower triangular) sparse column formats

(a2) SGI reordering algorithms

(a3) SGI solver

(b1) ODU (upper triangular) sparse row formats

(b2) User Controlled Options for ND, MMD, METIS, or Without Reordering Algorithms

(b3) User Controlled Options for Loop unrolling level 1, 2, or 8

(b4) User Controlled Options for Symbolic factorization only, or

Numerical factorization only, or

Forward/Backward only, or

Complete solution"

ODU/Structures Research Technical Note No. 2002-05-16, ODU, CEE Dept., 135 Kaufman,

Norfolk, VA 23529

36. * D.T. Nguyen, L. Azara, "Evaluation of Sparse BFGS Algorithms for Solving (Finite Element)

Nonlinear Equations", Structures Research Technical Report No. 2002-03-01 (Revised Version

No. 2002-05-21), Old Dominion University, Civil & Env. Engineering Dept., 135 KAUF,

Norfolk, VA 23529 (2002).

Note: Portions of Prof. L. Azara's (University of Abdelmalek Essaadi, Department of Mathematics,

Tangier, Morocco) sabbatical stay at ODU has been with the Aerospace, and Civil &

Env. Engineering departments.

35. * D.T. Nguyen, W.R. Watson, and H.B. Runesha, "Unsymmetrical Sparse Assembly and Solver Algorithms For Finite Element Engineering Applications," ODU/Structures Research Technical Note No. 2001-11-20, ODU, CEE Dept., Norfolk, VA 23529

34. * D.T. Nguyen, "Efficient Generation of Adjacency Arrays For METIS/MMD/ND Reordering Algorithms To Minimize Fill-In Terms," ODU/Structures Research Technical Note No. 2001-10-15, ODU, CEE Dept., Norfolk, VA 23529

33. * D.T. Nguyen, J. Qin, and W.R. Watson, "Automatically Generating NASA-ODU UNSYMMETRICAL/SYMMETRICAL K* Acoustic Data Files For Testing Complex-Number Equation and/or Eigen-Solvers," ODU/Structures Research Technical Note No. 2001-09-26, ODU, CEE Dept., Norfolk, VA 23529

32. * D.T. Nguyen, "Simple Explanation for Implementing Efficient Sparse Assembly in Finite Element Analysis" ODU/Structures Research Technical Note No. 2001-04-15, ODU, CEE Dept., Norfolk, VA 23529

31. * D.T. Nguyen, "Relationships Between Solving COMPLEX Versus REAL System of Symmetrical Equations," Structures Technical Report No. 2000-12-01, ODU, CEE Dept., Norfolk, VA 23529

30. * D.T. Nguyen, "A Convenient FORTRAN Software For Teaching Moment Distribution Method In Structural Analysis Course," Structural Technical Note No. 1999-06-22, ODU, CEE Dept., Norfolk, VA 23529

29. * D.T. Nguyen, and J. Qin, "Out-of-Core Sparse Equation and Eigen- Solvers: Modulars, Multiple RHS, Ranges of Eigenvalues, Shift and Consistent Mass Options," Structural Research Technical Note No. 1999-06-07, ODU, CEE Dept., 135 Kaufman, VA 23529

28. * D.T. Nguyen, and Sethap Sethaboupha, "Simple Algorithms For Sparse Stiffness Matrix Assembly With Potential Parallel Applications In FEA and DSA," Structural Research Technical Note No. 1999-04-23, ODU, CEE Dept., Norfolk, VA 23529

27. * D.T. Nguyen, W.H. Tang, H.K. Tung, and H.B. Runesha, "Nonlinear Constrained Optimizer & Parallel Processing For Golden Block Line Search: Theories and Computer Program User Guide," ODU-Stuct. Tech. Report # 98-62, (Dec. 1, 1998)

26. * Nguyen, D.T., "A Finite Element Computer Program For 2-D Field and Structural Problems," ODU Technical Note, No. 98-55 (October 12, 1998)

25. Bunting, C.F., and Nguyen, D.T., "Finite Element Analysis of Reverberation Chambers," Year 1 Report submitted to NASA-LaRC (Nov. 1998), NAG1-1982, ODURF #180800

24. Nguyen, D.T., H. Runesha, J. Qin, Y.S. Hu and B. Hay, "Linear Programming and Equation Solver Algorithms For Thermal-Structural Analysis and Design," Final Report submitted to NASA-LaRC, Contract # NAS1-19858, Task 116 (Jan. 1999)

23. Nguyen, D.T., "New Parallel Algorithms For Structural Analysis and Design of Aerospace Structures," Final Report submitted to NASA-LaRC, grant NAG1-858 (October 1998).

22. * Nguyen, D.T., and Hou, G., "Converting Symmetrical Indefinite Into Symmetrical Positive Definite System of Linear Equations," ODU Technical Note, No. 98-52 (June 26, 1998)

21. * Nguyen, D.T., "General Treatments of Lagrange Constraint Equations for Finite Element Static Analysis," ODU Technical Note, No. 98-51 (June 4, 1998)

20. * Nguyen, D.T., "Treatments of Non-zero Prescribed Boundary Conditions for Statics, Eigenvalue, and Structural Dynamic Problems," ODU Tech. Note, No. 97-51 (Aug. 18, 1997)

19. Nguyen, D.T., "User Instructions for Incore Unsymmetrical Sparse Dense Equation Solver," Technical Report, Northrop-Grumman Corp., 1996

18. Nguyen, D.T., Runesha, H.B., and Bey, K.S., "Incore and Out-of-Core Direct Sparse Solvers for hp Adaptive Discontinuous Galerkin Finite Element Analysis," NASA LaRC Tech. Report, Thermal Structures Branch (August 1997)

17. Nguyen, D.T., "Enhancements to the CSI-Design Code for Integrated Design Optimization," NASA Technical Report, Master Contract NAS1-19858, Task 16 (February 1995)

16. Nguyen, D.T., Qin, J., Maker, B.N., "Parallel-Vector Algorithms for Nonlinear Finite Element Analysis," Final Report, Air Force Phillips Laboratory, Research Contract F24.650-91-W0945, (May 1994)

15. Ishibashi, I., Nguyen, D.T. and Wang, Y., "Hybrid Finite/Discrete Element Models for Large Deformation Geotechnical Engr. Problems," Report to NSF on Grant MSS-8920878, and also Geotechnical Engr. Report 93-3, Dept. of Civil and Environmental Engineering, ODU (April 1993)

14. Nguyen, D.T., and Qin, J., "Parallel-Vector Unsymmetric Eigen-solver on High Performance Computers," NASA Contractor Report #191417, Contract NAS1-18584 (February 1993)

13. Nguyen, D.T., "Parallel-Vector Computations for CSI-Design Code," NASA Technical Report, Master Contract NAS1-18584, Task 92 (June 1992)

12. Storaasli, O.O., Nguyen, D.T. and Agarwal, T.K., "A Parallel-Vector Algorithm for Rapid Structural Analysis on High-Performance Computers," NASA TM 102614, March 1990, NASA LaRC

11. Nguyen, D.T., "Parallel-Vector Computation for Structural Analysis and Nonlinear Unconstrained Optimization Problems," Final Report for the period (June 89 - June 90) Multidisciplinary Research Office, NASA LaRC, Hampton, VA

10. Nguyen, D.T. and E.A. Carmona, "Parallel and Vector Procedures for Systems of Nonlinear Equations," prepared for the AFOSR Air Force Summer 89 Faculty Research

9. Hou, G., Nguyen, D.T., Pai, F. and Zhang, H., "Simplified Procedures for Dynamics Anal. of Complex Structures," prepared for the Newport News Shipbuilding Co., 4101 Washington Avenue, Newport News, VA 23607 (September 1987)

8. Nguyen, D.T., Belegundu, A.D. and Arora,J.S., "A System Manual for the Computer Program DOCS," Division of Materials Engr. The University of Iowa, Iowa City, IA (February 1982) Technical Report No. CAD-SS-82.10

7. Nguyen, D.T., Belegundu, A.D. and Arora, J.S., "Sample solutions with DOCS," Tech. Report No. CAD-SS-82.9, Division of Materials Engr., The University of Iowa, Iowa City, IA (February 1982) prepared for the U.S. Army BRL

6. Nguyen, D.T., Arora, J.S., "Fail-Safe Optimal Design of Complex Structures with Substructures and Composite Materials," Tech. Report No. CAD-SS-82.3, Div. of Materials Engr., The University of Iowa, Iowa City, IA (February 1982) prepared for the U.S. Army ARRADCOM BRL

5. Arora, J.S., Nguyen, D.T., Belegundu, A.D. and Rajan, S.D., "Design Optimization Codes for Structures - DOCS," Tech. Report No. 71, Div. of Materials Engr., the University of Iowa, Iowa City, IA. (August 1980) prepared for the U.S. Army BRL

4. Rajan, S.D., Nguyen, D.T., Belegundu, A.D. and Arora, J.S., "A User's Manual for the computer program DOCS: Level 1.0," Tech. Report No. 69, Div. of Materials Engr., the University of Iowa, Iowa City, IA, (August 1980) prepared for the U.S. Army BRL

3. Nguyen, D.T. and Arora, J.S., "Damage-tolerant Design of Composite Structures with Substructuring," Tech. Report No. 67, Div. of Materials Engineering, the University of Iowa, Iowa City, IA (June 1980) prepared for the U.S. Army BRL

2. Arora, J.S. and Nguyen, D.T., "Dynamic Structural Analysis with Substructures," Tech. Report No. 46, Division of Materials Engineering. The University of Iowa, Iowa City, IA (December 1978)

1. Nguyen, D.T., Govil, A.K., Arora, J.S. and Haug, E.J., "Fail-Safe Optimal Design of Structures with Substructuring," Tech. Report No. 45, Div. of Materials Engr. The Univ. of Iowa, Iowa City, IA (August 1978) prepared for the U.S. Army BRL, Aberdeen Proving Ground, MD

Note: *Only for the purpose of training graduate students by quickly released technical information.

## PUBLISHED ABSTRACTS

22. Rajan, S.D., Nguyen, D.T., Yu, S.H., D. Lau and Ville, J. St., "Improving the Performance of Finite Element Computations Through Parallel Processing," pp. 2-3, Maui High Performance Computing Center, An Air Force Research Laboratory Center, Managed by the University of Hawaii, APPLICATION BRIEFS 2003

21. Nguyen, D.T., "Genetic Algorithms and Computer Implementation For Electromagnetics & Research Applications," NASA (LaRC)-ASEE Summer 2001 Faculty Fellowship Program, NASA Langley Research Center, Hampton, VA 23681

20. D.T. Nguyen, and J.S. Shim "A Convenient FORTRAN Software For Teaching Moment Distribution Method In Structural Analysis Course," Structural Technical Note No. 1999-06-22, ODU, CEE Dept., 135 Kaufman, Norfolk, VA 23529, educational paper (presented at the 2001 ASEE Conference, The Citadel, 171 Moultrie Street, Charleston, SC 29409, April 1-3, 2001)

19. S. Hans, S.Y. Bawab, A. Demuren and D.T. Nguyen "Initial Experience With Parallel Engineering Computation Under MPI/FORTRAN and LINUX PCs Computer Environments" VAS Conference, May 24-26, 2000, Radford University, VA

18. Y. Hu, D.T. Nguyen and K. Gould "Decomposition Procedures For Linear Programming Problems: Sequential Computer Environments" VAS Conference, May 24-26, 2000, Radford University, VA

17. W.R. Watson, V. Vatsa, S. Hans, P. Ayasit and D.T. Nguyen "Sparse Assembling Procedures For Structural Acoustics Finite Element Analysis" VAS Conference, May 24-26, 2000, Radford University, VA

16. C. Bunting, T.X. Nguyen and D.T. Nguyen "Complex Sparse Lanczos Eigen-Solvers For Electromagnetics Engineering Solutions" VAS Conference, May 24-26, 2000, Radford University, VA

15. D.T. Nguyen, G. Hou, H. Runesha and Bangfei Han, "New Approach For Solving Large Indefinite System of Linear Equation," presented at VAS Conference, ODU, Norfolk, VA, May 25-28, 1999

14. D.T. Nguyen, Yu Bai, J. Qin and YusongHu, "Computational Issues In the Revised Simplex Method For LP Problems," presented at Virginia Academy of Science (VAS) Conference, ODU, Norfolk, VA, May 25- 28, 1999

13. Nguyen, D.T., Qin, J., and Qamar, R., "Automatic Differentiation for Design Sensitivity Analysis of Structural Systems Using Multiple Processors," presented at the ASME, AMD-MD Summer Meeting, UCLA (June 28-30, 1995)

12. Storaasli, O.O. and Nguyen, D.T., "Parallel Computing Algorithms: Past, Present and Future," Proc. Society of Engr. Science 28th Annual Tech. Meeting, Univ. of Florida, Gainsville, FL (November 6-8, 1991)

11. Storaasli, O.O. and Nguyen, D.T., "Parallel Structural Mechanics Algorithms with Applications to Structural Mechanics," First U.S. National Congress on Computational Mechanics, Chicago, IL (July 21-24, 1991)

10. Carmona, E.A., Nguyen, D.T., Baddourah, M.A., and Agarwal, T.K., "Parallel-Vector Solution for Systems of Nonlinear Equations," accepted for presentation in the session Parallel Processing and Supercomputing of the 1990 ASCE Structures Congress, Baltimore, MD (April 30-May 3, 1990)

9. Storaasli, O.O. and Nguyen, D.T., "A Portable Parallel Skyline Choleski Solver," CSM Compass, A newsletter about NASA Langley-sponsored CSM Research and Directions, Vol. 1, No. 7, pp. 5-6, July, 1988

8. Nguyen, D.T. and Mei, C., "Activities on Composites at Old Dominion Univ." presented at a conference at Virginia Polytechnic Institute, Blacksburg, VA, September 29, 1987

7. Nguyen, D.T. and Niu, K.T., "A Parallel Simplex Algorithm for Linear Programming," presented at the Annual Meeting of Virginia Acad. of Science, Norfolk, VA, May 21, 1987

6. Nguyen, D.T. and Clark, S.B., "Structural Dynamics with Substructures: A Comparison Study," presented at Annual Meeting of the Virginia Acad. of Science, Norfolk, VA, May 21, 1987

5. Nguyen, D.T., "Struct. Optimization by Decomposition Method with Reference to Sequential and Parallel Computers," presented at the 12th International Symposium on Mathematical Programming, M.I.T., Cambridge, MA, August 5-8, 1985

4 Nguyen, D.T., Yoon, C.Y. and Arora, J.S., "An Element-By-Element Procedure for Solution of Large Eigenvalue Problems," presented at the AIAA/ASME/ASCE/AHS 26th Structures, Structural Dynamics and Materials Conference, Orlando, FL, April 15-17, 1985, Work-In-Progress Session

3. Nguyen, D.T. and Rajan,S.D., "MODES: Microcomputer-Based Optimal Design of Structures," presented at the 18th Midwestern Mechanics Conference, Iowa City, IA, May 16-18, 1983

2. Nguyen, D.T., Arora, J.S. and Belegundu, A.D., "A Computer Program for Damage-Tolerant Optimal Design of Complex Structures," AMMRC MS 82-5, the Army Symposium on Solid Mechanics, Cape Cod, MA, September 21-23, 1982

1. Nguyen, D.T., Belegundu, A.D. and Arora, J.S., "Design Optimization Codes for Structures: DOCS Computer Program," presented at the Second JTCG/AS Workshop on Survivability and Computer Aided Design, Wright-Patterson AFB, OH, May 18-20, 1982

## SEMINARS

56. Nguyen, D.T., "Parallel Computation Research and Computer-Assisted Educational Activities at ODU", presented at the UCLA Mechanical & Aerospace Engineering Department, Los Angeles, CA (December 17, 2008).

53. Nguyen, D.T., Part 1 "Multidisciplinary Research & Educational Activities in Parallel Computing",

Part 2 "A User Friendly, Visualized Stiffness Matrix Module for Structural Analysis I

Course", presented at the University of Southern California (USC) Civil

Engineering Department, Los Angeles, CA (August 15, 2007)

54. Nguyen, D.T., "Simulation and Visualization Enhanced Engineering Education", presented at the Aerospace Engineering Seminar Series (ODU, September 14, 2007)

55. Nguyen, D.T. "Multidisciplinary Parallel Computing Activities at ODU," a research seminar presentation, hosted by the University of South Florida, Tampa, FL, Civil and Environmental Engineering Department, November 9, 2006

56. Nguyen, D.T., "Multidisciplinary Parallel Computing Research Activities", presented at the Mathematics and Statistics Club (ODU, February 15, 2007)

47. Nguyen, D.T. "Numerical Methods for the Analysis and Design of Large-Scale Problems," a research seminar presentation, hosted by the University of Miami, Coral Gables, FL, Mechanical and Aerospace Engineering Department, November 8, 2006

51. Nguyen, E. N.D. Nguyen, D.N. Nguyen, D.T. and Tungkahotara, S. "Comparing DNA Sequences by Dynamic Programming in Sequential and Parallel Computer Environments," presented at the ODU/Aerospace Engineering Department, Spring 2006, Seminar Series (March 17, 2006)

50. Nguyen, D.T. "Parallel-Sparse Finite Element Symmetrical/Unsymmetrical Domain Decomposition," presented at the NASA LaRC Configuration AeroDynamics Branch (Sept.16, 2005)

49. Nguyen, D.T. "Scalable Sparse Finite Element MPI Implementation for Large-Scale Analysis and Optimal Design of Aerospace Structures," a research seminar presented at the University of Hawaii, Manoa Campus (Honolulu), hosted by the Civil & Environmental Engineering Dept. (July 14, 2005)

48. Nguyen, D.T. "Large-Scale Parallel-Vector Finite Element Computation: From Inexpensive Clusters of PCs to Supercomputers" presented at the University of Louisville, J.B. Speed School of Engineering, Louisville, KY. (November 10, 2003)

47. Nguyen, D.T. "Scalable Sparse Finite Element MPI Implementation for Large-Scale Structural/Acoustics Applications," presented at the Livermore Software Technology Corporation (LSTC), Livermore, CA (on July 7, 2003)

46. Nguyen, D.T. "Scalable Sparse Finite Element MPI Implementation for Large-Scale Analysis and Optimal Design of Aerospace Structures," presented at NASA Langley Research Center, Analytical and Computational Methods Branch, Hampton, VA (Feb. 12, 2003) invited

45. Nguyen, D.T. "Simple Examples for MPI/FORTRAN Parallel Computation," invited lecture for Christopher Newport University, Newport News, VA (Feb. 5, 2003)

44. Nguyen, D.T. "Simple and Fast MPI/FORTRAN Finite Element Domain Decomposition Software," presented at the University of Florida, Gainesville, Aerospace & Mechanical Engr. Dept. (Nov. 1, 2002)

43. Nguyen, D.T. "Finite Element Domain Decomposition Implementation Under MPI/FORTRAN Parallel Computer Environments," presented at NASA LaRC, Computational Modeling & Simulation Branch, Hampton, VA (August 29, 2002)

42. Nguyen, D.T. and Tungkahotara, S. "Parallel-Vector/Cache Algorithms/Software for Large-Scale Computation," the 2002 Space Radiation Shielding Technology Workshop, NASA Langley Research Center, Hampton, VA (April 4, 2002)

41. Nguyen, D.T., "Parallel Domain Decomposition Formulation and Software for Large-Scale Sparse/Unsymmetrical 3-D Aeroacoustics Applications," presented at NASA LaRC, Hampton, VA (Oct. 12, 2001)

40. Nguyen, D.T., "Genetic Algorithms and Computer Implementation For Electromagnetics Research Applications," presented at NASA LaRC, Electromagnetics Research Branch (June 20, 2001)

39. Nguyen, D.T., "Parallel Computational Mechanics: Research, Opportunities and Needs," presented at the University of Mississippi, University, MS (April 20, 2001)

38. Nguyen, D.T., "Efficient Sparse Assembling/Equation-Eigen Solvers For Finite Element Acoustics/CFD/Structures/Electromagnetics Engineering Applications." presented at NASA Langley Research Center, Hampton, VA (August 2, 2000)

37. Nguyen, D.T., "Parallel Computing Activities at O.D.U." (General seminar)

"Parallel MPI/FORTRAN Variable BandWidth/Skyline Equation Solvers" (tutorial seminar)

"Efficient Algorithms For Sparse Equation Solvers" (tutorial seminar)

Mechanical & Nuclear Engineering Dept., Penn. State University, State College, PA (April 17, 2000)

36. Nguyen, D.T., "Parallel-Vector Computational Mechanics," College of Engineering, The University of Alabama, Birmingham, AL (March 9, 2000)

35. Nguyen, D.T., "High-Performance Equation & Eigen-Solvers with Structural, Acoustics and Electromagnetics Engineering Applications," presented at NASA LaRC, Structures, Acoustics and Electromagnetics Branches (May 25, 1999)

34. Nguyen, D.T. invited (12 hours) "tutorial lectures" in "Parallel-Vector Computational Mechanics: Equation Solvers," at China ChangFeng Science Technology Industry Group, Beijing, China (May 10-11, 1999)

33. Nguyen, D.T., "Revised Simplex Method: Implementations," Comp. Aero. Science (Dr. Sobieski's) Team, NASA LaRC, Hampton, VA (Feb. 5, 1999)

32. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Symmetrical, Sparse L*D*L Equation Solver (Dec. 24, 1998)

31. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Massively Parallel-Vector Skyline Choleski Equation Solver with Unrolling Strategies (Dec. 24, 1998)

30. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Parallel-Vector Variable Bandwidth Choleski Equation solver with Unrolling Strategies (Dec. 24, 1998)

29. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Nonlinear Constrained Optimization Problems (Dec. 23, 1998)

28. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Nonlinear Unconstrained Optimization Problems (Dec. 23. 1998)

27. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Linear Programming and The Interior Point Method (Dec. 23, 1998)

26. Nguyen, D.T., invited seminar at HKUST (Hong Kong), Linear Programming and The Revised Simplex Method (Dec. 23, 1998)

25. Nguyen, D.T., "Computational Issues In the Revised Simplex Method," Thermal-Structures Branch, NASA (June 19, 1998).

24 Nguyen, D.T., "Large-Scale Out-of-Core Sparse Lanczos and Revised Simplex For Industrial Applications," CSAR, Agoura Hill, CA (August 19, 1998)

23. Nguyen, D.T., "New Out-of-Core Capability for Large-Scale STAGS," Structure. Mech. Branch, NASA LaRC (August 6, 1998)

22. Nguyen, D.T., "Parallel-Vector Equation & Eigen-Solvers," NEC Sys. Int., Woodlands, TX (May 22, 1998)

21. Nguyen, D.T., "Industry Large-Scale Eigenvalue Problems," CSAR, Agoura Hill, CA, (April 14, 1998)

20. Nguyen, D.T., "Research Progress In Parallel Computational Mechanics," CE Dept. UCLA (April 14, 1998)

19. Nguyen, D.T., "Unsymmetrical Sparse Equations Solvers and Matrix Formulation For Linear Programming Problems," Progress report to Thermal-Structures Branch, NASA LaRC (Feb. 10, 1998).

18. Nguyen, D.T., "High-Performance Research In Computational Mechanics," presented at Kyung Hee University, Civil Engineering Department, Seoul, Korea (August 20-21, 1996)

17. Nguyen, D.T., "Parallel-Vector Computational Mechanics," presented at University of Hong Kong, and Hong Kong University of Science & Technology, Hong Kong (July 30-31, 1996)

16. Nguyen, D.T., "Parallel Computation for Electromagnetic Engineering Applications," Presented at Northrop-Grumman Corp., Pico Rivera, CA (Dec. 18, 1995)

15. Nguyen, D.T., "Recent Progress In Parallel Computational Mechanics," presented at CSA-NASTRAN Corp., Agoura Hills, CA (July 7, 1995)

14. Nguyen, D.T., "Parallel Computational Research Activities at the MPVC Center of Old Dominion University." presented at Maui High-Performance Computing Center, Maui, HI (August 3, 1995)

13. Nguyen, D.T., "Multidisciplinary Computational Mechanics in A Parallel-Vector Computer Environment," The Hong Kong Univ. of Science and Technology, Dept. of Civil & Structural Engineering, Hong Kong (December 19, 1994)

12. Nguyen, D.T., "Parallel Computational Mechanics: From Research to Practical Applications" Civil Engineering Department, Arizona State University, Tempee, AZ (October 26-27, 1993)

11. Nguyen, D.T., "Parallel-Vector Numerical Algorithms for High Performance Computers: Research, Applications, Needs and Opportunities," presented at NASA LaRC, Fluid Mechanics Div. (December 5, 1991), The Goodyear Tech. Center, Akron, OH (December 20, 1991), NASA LaRC, Structural Mechanics Branch (December 20, 1991), Wright Patterson AFB, Dayton, OH (December 18, 1991)

10. Nguyen, D.T., "Parallel-Vector Computational Mechanics at O.D.U.," seminar given to the Structural Mechanics Branch, NASA Lewis Research Center, Cleveland, OH (June 28, 1990)

9. Nguyen, D.T.,"A New Generation of Finite Element Based, Structural Optimization Code in a Parallel-Vector Computer Environment," a seminar given to the C.S.I. Group, NASA LaRC, Hampton, VA (January 11, 1990)

8. Nguyen, D.T.,"A Preview of 3 day short course in Parallel Computation for Structural Analysis," a seminar given to the I.R.O., NASA LaRC, Hampton, VA (April 13, 1989)

7. Nguyen, D.T.,"A Summary of Research Activities in Parallel Computations," a presentation to Colonel Edward Oliver, Deputy Chief Scientist, Air Force Weapons Lab., KAFB, Albuquerque, NM (January 9, 1989)

6. Nguyen, D.T., "A New Look Into The Software Architecture for Structure Analysis-synthesis Codes in a Parallel Computer Environment," Seminar given to the I.R.O., NASA LaRC, Hampton, VA (November 16, 1988)

5. Nguyen, D.T. and Niu, K.T., "Multilevel Design Sensitivity Analysis in a Parallel Computer Environment," presented at NASA Langley Research Center, I.R.O., Hampton, VA (October 17, 1986)

4. Nguyen, D.T., "COBSTRAN and MHOST Computer Programs for the Analysis of Composite Balde-Type Structures," presented at NASA Lewis Research Center, Cleveland, OH (August 16, 1985)

3. Nguyen, D.T., "Finite Element Based Optimal Design of Large Scale Structural and Mechanical Systems Using Mini, Micro or Super-Computer," Seminar given at Tufts University, Medford, MA (November 29, 1984)

2. Nguyen, D.T., "Distributed Structural Optimization Programs Over a Network of Microcomputers," presented at NASA Langley Research Center, Hampton, VA, (July 31, 1984) NASA Contractor Report 172403

1. Nguyen, D.T., "A Programming System for Structural Optimization on Microcomputer," presented at NASA Langley Research Center, Hampton, VA (July 21, 1983)

## DOCTORAL STUDENTS SUPERVISED

11. Mr. Subhash Kadiam, "Parallel-Sparse Finite Element Educational Software for Structural Analysis

on the Internet"

(status: IN-PROGRESS, completed all course works, passed Ph.D. written Candidacy Exams)

10. Mr. M. Moustafa, "Parallel-Sparse Direct Equation Solvers"

(status: IN-PROGRESS, completed all course works)

9. Mr. Bangfei Han, "Sparse Lanczos Algorithms for Finite Element Analysis, Sensitivity and Optimal Design of Linear Systems"

(status: IN-PROGRESS, Ph.D. candidate, completed all course works, passed both

Diagonistic/Candidate Exams)

8. Mr. Glenn Hrinda (status: Ph.D. candidate, May 2009, Expected Graduation Date) "Nonlinear Optimization by Finite Element Sparse Arc-Length Computation". Currently employed as NASA LaRC Civil Service, Hampton, VA

---------------------------------------------------------------------------------------------------------------------------

7. Mrs. Swatti (December 2008) "Nonlinear Random Response of Large-Scale Parallel Sparse Finite Element Plate Bending Problems"

6. Mr. Siroj Tungkahotara (May 2008) "Parallel MPI/FORTRAN Finite Element Symmetrical/Unsymmetrical Domain Decomposition"

5. Mr. Yusong Hu (May 2004) "Parallel Decomposition Procedures For Large-Scale Linear Programming Problems" Currently employed as a Structural Engineer at Structural Engineering Co. (Tel. # 301-871-3104) 4208 Aspen Hill Road, Rockville, MD 20853

4. Dr. Runesha (May 1998) Sparse Equation Solvers For Symmetric/ Unsymmetric Positive-Negative-Indefinite Matrices with Finite Element and Linear Programming Applications" Currently employed as a MSI Consultant, High-Performance Computing, Minneapolis, MN

3. Dr. Moayyad Al-Nasra (May 1992) "Materially Nonlinear Finite Element Analysis:Theory and Applications" Currently employed as a Professor, and Dept. Chair, Gaston College, North Carolina

2. Dr. Majdi A. Baddourah (August 1991) "Parallel-Vector Computation for Geometrically Nonlinear Frame Structural Analysis" Currently employed as a NERSC Consultant, High-Performance Computing, Livermore, CA

1. Dr. Y. Zhang (August 1991) "Parallel-Vector Design Sensitivity and Analysis in Structural Dynamics" Currently employed as a Senior Research Engineer, Minneapolis, MN

## MASTER STUDENTS SUPERVISED

19. Mr. Hong-Hoon, "Topic has NOT yet been defined !"

18. Mr. Ahmed Mohamed, "Simulation, Visualization and Self-Assessment Tools for Enhanced Engineering Education: The Stiffness Matrix Method Modules for Structural Analysis", M.S. Thesis, ODU-CEE Dept., (August 2007)

17. Mr. Hasan Emre Dilek, "Analysis of 2D Truss, 3D Truss and 2D Frame Structures by Using the Computer Oriented Stiffness Method," M.S. Project Report (August 2005)

16. Mr. Isaradatta RASMIDATTA, , "Numerical Evaluation of Iterative Solver Programs" M.S. Project (May 2002)

15. Mr. Siroj Tungkahotara, "Parallel MPI/FORTRAN Choleski Block Algorithms for Large-Scale, Symmetrical, Dense System of Equations," M.S. Project (August 2001)

14. Currently supervising Mr. Kevin Gould, "Out-of-Core Revised Simplex By Decomposition and MPI" Currently employed as an ENGINEER at Northrop - Grumman Corp, Newport News, VA (May, 2008).

13. Ms. Vanessa Hill, "FEM For 2-D Fields and Structural Problems," Currently employed as an ENGINEER at NNS, Newport News, VA, (December 1999)

12. Mr. Fardad Behboody, (MS project, Dec.1988)

11. Mr. Chaerul. Kamal, "The Frontal Method For Finite Element Analysis On IBM-3090 Vector Computer," M.S. Thesis (May 1990)

10. Vijay .R. Modi, "Dynamic Analysis of Linear Structural System Using Ritz Vector Method and Substructuring Formulation," M.S. Thesis (May 1989)

9. K.T. Niu, "Structural Sensitivity Analysis On A Parallel Computer," M.S. Thesis (August 1987)

8. S.B. Clark, "Superelement Versus Standard Analysis: Run Time Comparisons of Four Dynamic Analysis Techniques," M.S. Project (January 1987)

7. B.A. Mollaoglu, "The Geometrical Nonlinear Analysis of Truss," M.S. Project (August 1991)

6. R. Qamar, "Implementation of NEWSUMT-A Optimizer With Different Constraint Approximations On Trusses," M.S. Project (May 1994)

5. P.D. Patwa,: "Two-Dimensional Truss Optimization Using STAP, ADS and LINRM With Finite Different Sensitivity Analysis," M.E. Project (May 1994)

4. G.Al-Miqdadi, "Structural Analysis Using SPAR Finite Element Code," M.S. Project (May 1989)

3. C.K. Wong, "Finite Element Analysis Using Triangular Plate Bending Element," M.E. Project (November 1986)

2. P.D. Quante, "Dynamic Analysis Using Ritz Vectors," M.E. Project (February 1987)

1. P. Runesha, "Eigen-Vector Design Sensitivity Analysis," M.S. Project (May 1994)

## PERSONAL

Immigrant Status: U.S. Citizen

## RESEARCH AND MANUSCRIPTS IN PROGRESS

1. Ahmed Mohammed-Ali, Duc T. Nguyen, and Subhash Kadiam "Simulation, Visualization, and Self- Assessment Enhanced Engineering Education: The Stiffness Matrix Method Modules for Structural Analysis I Course, and Surveyed Results", in preparation

2. Swati Chokshi, and Duc T. Nguyen, "Finite Element Nonlinear Random Response of Unsynchronized Loads Under Parallel Computing Environments" (in preparation)

3. E.N.D. Nguyen, D.N. Nguyen, D.T. Nguyen, T. Pham, and S. Tungkahotara, "2-Level Parallel FORTRAN Dynamic Programming Algorithms and Software for Comparison and Alignment of DNA Sequences," to be submitted to the WSEAS Transactions on Biology and Biomedicine

4. S. Tungkahotara, and D.T. Nguyen, "BFGS Nonlinear Sparse Equation Solutions by Using Stand-Alone Parallel Domain Decomposition (DD) Solvers", to be submitted to Computers & Structures Journal

5. S. Tungkahotara, D.T. Nguyen, and W.R. Watson, "Parallel-Sparse Finite Element DD Solvers for Large-Scale Symmetrical and Unsymmetrical Equations", to be submitted to AIAA Journal

6. S. Tungkahotara, D.T. Nguyen, and W.R. Watson, "Large-Scale Symmetrical Systems of Equations With Multi-Point Constraints by FE-DD Solver", to be submitted to Computer & Structures Journal

7. S. Tungkahotara, and D.T. Nguyen, "Two-Level Parallel-Sparse FE-DD Software With Stand-Alone DD Solvers", to be submitted to Computers & Structures Journal

8. Makhin Thitsa, Sacharia Albin, D.T. Nguyen, and S. Tungkahotara,"DD-Solvers for Finite Element Medical Applications"

9. S. Tungkahotara, and D.T. Nguyen, "Parallel Fuzzy Csmean"

10. D.T. Nguyen, Makhin Thitsa, A. Kaw, S. Tungkahotara, "Fast Fourier Transform (FFT) Under Parallel Computer Environments"

11. Ahmed Mohammed-Ali, Subhash Kadiam, and Duc T. Nguyen, " Surveyed Results on Stiffness Matrix Method (SMM) Modules for Structural Analysis I Course," to be submitted to the ASCE Journal of Professional Issues in Engineering Education and Practice.