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Publications:

2003

H.U. Akay, E. Oktay. Z. Li and X. He, "Parallel Computing for Aeroelasticity Problems" ,21st AIAA Applied Aerodynamics Conference 23-26 June 2003, Orlando Florida.

2002

H.U. Akay and E. Oktay, "Parallel Adaptivity for Solution of Euler Equations Using Unstructured Meshes", Parallel CFD 2002  Conference, May 20-22 2002,  Kansai Science City, Japan

E. Yilmaz, A. Ecer, R.U. Payli, I. Lopez, N. Liu ,K. Chen "The Parallel Flux Module of the National Combustion Code on Dynamic Load Balancing Environment", Parallel CFD 2002  Conference, May 20-22 2002,  Kansai Science City, Japan

E. Yilmaz, A. Ecer, H.U. Akay, S. Chien, and R.U. Payli, "Reaching Equilibrium for Non-Cooperative Dynamic Load Balancing Applications",Parallel CFD 2002  Conference, May 20-22 2002,  Kansai Science City, Japan

S. Chien, J. Zhou, A. Ecer, H.U. Akay and Y. Wang, " Autonomic System for Dynamic Load Balancing of Parallel CFD", Parallel CFD 2002  Conference, May 20-22 2002,  Kansai Science City, Japan 

Alparslan, B., "Pressure Gain Analysis of a Detonation Wave Rotor" ,  AIAA Regional Student Conference, April 2002, Cincinnati, Ohio.

Pekkan, K., and Nalim, M.R., “Two Dimensional Flow And Nox Emissions In Deflagrative Internal Combustion Wave Rotor Configurations”,  ASME International Gas Turbine Congress, June 2002, Amsterdam, Netherlands.

E. Oktay and H.U. Akay "CFD Predictions of Dynamic Derivatives for Missiles",Paper No: AIAA 2002-0276 , 40th AIAA Aerospace Sciences Meeting & Exhibit 14-17 January 2002 / Reno, NV

E. Oktay, H.U. Akay and A.Uzun "A Parallelized 3D Unstructured Euler Solver for Unsteady Aerodynamics", Paper No: 2002 - 0107, 40th AIAA Aerospace Sciences Meeting & Exhibit 14-17 January 2002 / Reno, NV

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2001

Y. Guo, G. He and A. T. Hsu "Application of genetic algorithms to the devolopment of a variable Schmidt number model for jet-in-crossflows" , International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 11 Number 8, 2001

Y.P. Chien, A. Ecer, H.U. Akay, S. Secer and J.D. Chen "Cost Function for Dynamic Load Balancing of Explicit Parallel CFD Solvers with Variable Time-stepping Strategies"  IJCFD, 2001, Vol. 15, pp. 183-195

S.Kocak, H.U. Akay "Parallel Schur complement method for large-scale systems on distributed memory computers" , Elsevier Applied Mathematical Modelling 25(2001) 873-886

E.Yilmaz, M.S. Kavsaoglu, H.U. Akay and I.S. Akmandor "Cell-vertex Based Parallel and Adaptive Explicit 3D Flow Solution on Unstructured Grids"  IJCFD, 2001 Vol.14,  pp. 271-286

 Nalim, M.R., and Izzy, Z.A., “Simulation of a Wave Rotor Pulse Detonation Engine with Integrated Ejector”, International Symposium on Airbreathing Engines, September 2001, Bangalore, India.

Nalim, M.R., and Izzy, Z.A., “Rotary ejector Enhanced Pulsed Detonation System”, AIAA paper 2001-3613, July 2001, 37th Joint Propulsion Conference, Salt lake City, UT.

A.T. Hsu, G. He and Y. Guo, "Unsteady Simulation of a Jet-in-crossflow" , IJCFD, 2000, Vol. 14 pp. 41-53

H.U. Akay, A. Ecer, E.Yilmaz, L.P. Loo, and R.U. Payli, "Parallel Computing and Dynamic Load Balancing of ADPAC in a Heterogeneous Cluster of Unix/R56K and Window/NT Computers"   Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25,2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001, pp 199-206

 

T. Bönisch, J.D. Chen, A. Ecer, Y.P. Chien, H.U. Akay, "Dynamic Load Balancing in International Distributed Heterogeneous Workstation Clusters" . Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25, 2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001,  pp 183-190 


Y.P. Chien, J.D. Chen, A.Ecer, H.U. Akay, "Computer Load Measurement for Parallel Computing" . Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25, 2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001, pp 217-223 

A. Ecer, I. Tarkan, "Efficient Algorithms for Parallel Explicit Solvers". Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25, 2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001, pp 323-330

H.Q. Chen, J. Periaux, A. Ecer, "Domain Decomposition Methods Using GAs and Game Theory for the Parallel Solution of CFD Problems" .Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25, 2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001, pp 341-348

A.T. Hsu, C.Sun, A.Ecer ,"Parallel Efficiency of the Lattice Boltzmann Method for Industrial Applications". Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25,2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001 , pp 375-379

E. Yilmaz, H.U. Akay, M.S. Kavsaoglu, I.S. Akmandor, "Parallel and Adaptive 3D Flow Solution Using Unstructured Grids". Proceedings of Parallel Computational Fluid Dynamics Conference 2000 Trondheim, Norway (May 22-25, 2000) , Elsevier Science B.V, Amsterdam, The Netherlands, 2001 , pp 533-540  

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2000

Y.P.Chien, A.Ecer, H.U. Akay, S.Secer, R. Blech "Communication cost estimation for parallel CFD using variable time-stepping algorithms"   Elsevier Computer methods in applied mechanics and engineering 190 (2000) 1379-1389

M. Razi Nalim, "Longitudinally-Stratified Combustion in Wave Rotors", AIAA Journal of Propulsion and Power, vol. 16, no. 6, Nov-Dec 2000

A. Ecer, Y. P. Chien, H.U Akay and J.D. Chen, "Load Balancing for Multiple Parallel Jobs,"  European Congress on Computational Methods in Applied Sciences and Engineering ECCOMAS 2000 Barcelona, 11-14 September 2000 ECCOMAS

H.U. Akay, A. Ecer, E. Yilmaz, and L.P. Loo, "Dynamic Load Balancing Applications on A Heterogeneous Unix/NT Cluster," European Congress on Computational Methods in Applied Sciences and Engineering ECCOMAS 2000 Barcelona, 11-14 September 2000 ECCOMAS

M. R. Nalim and K. K. Fong, "Gas Dynamic Limits and Optimization of Pulsed Detonation Static Thrust", 36th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit July 16-19, 2000 Huntsville, AL

Z.A. Izzy, K. K. Fong and M.R. Nalim, "Valved Pulsed Combustor Performance with Detonative and Deflagrative Combustion", 2000 Technical Meeting of the Central States Section of the Combustion Institute, Indianapolis, IN, April 2000

Y.P. Chien, J.D. Chen, A. Ecer, and H.U. Akay, "Computer Load Measurement for Parallel Computing," Parallel CFD 2000, Edited by C.B. Jenssen, et al., Elsevier Science, The Netherlands, 2000

E. Yilmaz, H.U. Akay, M.S. Kavsaoglu, and I.S. Akmandor, "Parallel and Adaptive 3D Flow Solution Using Unstructured Grids," Parallel CFD 2000, Edited by C.B. Jenssen, et al., Elsevier Science, The Netherlands, 2000

A. Ecer, Y.P. Chien, J.D. Chen, T. Boenisch, and H.U. Akay, "Dynamic Load Balancing for Distributed Heterogeneous Computing of Parallel CFD Problems," Computational Aerosciences Workshop, February 15-17, 2000.

A. Uzun, H.U. Akay, and C. Bronnenberg, "Parallel Computations of Unsteady Euler Equations on Dynamically Deforming Unstructured Grids," Parallel CFD '99, Edited by D. Keyes, et al., Elsevier Science, 2000.

S. Kocak and H.U. Akay, "An Efficient Storage Technique for Parallel Schur Complement Method and Applications on Different Platforms," Parallel CFD '99, Edited by D. Keyes, et al., Elsevier Science, 2000 .

A. Ecer, N. Gopalaswamy, H.U. Akay, and Y.P. Chien, "Digital Filtering Techniques for Parallel Computation of Explicit Schemes," International Journal of Computational Fluid Dynamics, Vol. 13, 2000, pp. 211 - 222.

Y.P. Chien, A. Ecer, H.U. Akay, S. Secer, and R. Blech, "Communication Cost Estimation for Parallel CFD Using Variable Time-Stepping Algorithms," Computer Methods in Applied Mechanics and Engineering, 2000.

A.Ecer, E. Lemonine, and I. Tarkan, "An Algorithm for Reducing Communication Cost in Parallel Computing"  , Proceedings of Parallel Computational Fluid Dynamics'99 Conference, Elsevier Science B.V, Amsterdam, The Netherlands, 2000, pp 199-206

S.Kocak and H.U. Akay,"An Efficient Storage Technique for Parallel Schur Complement Method and Applications on Different Platforms"  Proceedings of Parallel Computational Fluid Dynamics'99 Conference , Elsevier Science B.V, Amsterdam, The Netherlands, 2000, pp 281-288

A.Uzun, H.U. Akay,and C.E. Bronnenberg,"Parallel Computations of Unsteady Euler Equations on Dynamically Deforming Unstructured Grids.", Proceedings of Parallel Computational Fluid Dynamics'99 Conference , Elsevier Science B.V, Amsterdam, The Netherlands, 2000, pp 415-422

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1999

H.U. Akay, A. Uzun, and C. Bronnenberg, "A Parallel 3D Euler Solver for Unsteady Aerodynamics," Proceedings of Parallel CFD Workshop '99, Istanbul Technical University, Istanbul, Turkey, June 16-18, 1999. Invited Paper.

Daniel E. Paxson and M. Razi Nalim,: "A Modified Through-Flow Wave Rotor-Cycle with Combustor Bypass Ducts", AIAA Journal of Propulsion and Power, Vol. 15, No. 3, May-June 1999

M. Razi Nalim, "Assessment of Combustion Modes for Internal-Combustion Wave Rotors", ASME J. of Engineering for Gas Turbines and Power, v. 121, April 1999

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1998

M. Razi Nalim, "Thermodynamic Limits of Pressure Gain and Work Production in Combustion and Evaporation Processes", AIAA paper 98-3398, 34th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Cleveland, OH, July 1998

M. Razi Nalim and Kenol Jules,: "Pulse Combustion and Wave Rotors for High-Speed Propulsion Engines", AIAA 8th International Space Planes and Hypersonics Conference, Norfork, VA, April 1998

H.U. Akay, A. Ecer, and K. Fekete, "A Semi-Explicit Parallel Solver for Viscous Incompressible Flows" Computer Methods in Applied Mechanics and Engineering, Vol. 151, 1998, pp. 1-12.

A. Ecer, N. Gopalaswamy, H.U. Akay, and Y.P. Chien, "Digital Filtering Techniques for Parallel Computation of Explicit Schemes," AIAA Paper No:98-0616, AIAA 36th Aerospace Sciences Meeting and Exhibit, January 12-15, 1998, Reno NV.

S. Kocak, H.U. Akay, and A. Ecer, "Parallel Implicit Treatment of Interface Conditions in Domain Decomposition Algorithms",  Parallel Computational Fluid Dynamics '98, Elsevier Science, 1998.

H.U. Akay, A. Ecer, and K. Fekete, "A Domain Decomposition Based Parallel Solver for Viscous Incompressible Flows", Proceedings of Parallel Computational Fluid Dynamics '97, Edited by A. Ecer, et al., Elsevier Science, The Netherlands, 1998.

A. Ecer, N. Gopalaswamy, H.U. Akay, and Y.P. Chien, "Efficient Parallel Computing Using Digital Filtering Algorithms," Parallel Computational Fluid Dynamics '97, Edited by A. Ecer, et al., Elsevier Science, The Netherlands, 1998.

Y.P. Chien, S. Secer, A. Ecer, and H.U. Akay, "Communication Cost Function for Parallel CFD Using Variable Time Stepping Algorithms," Parallel Computational Fluid Dynamics '97, Edited by A. Ecer, et al., Elsevier Science, The Netherlands, 1998.

N. Gopalaswamy, A. Ecer, H.U. Akay and Y.P. Chien, "Efficient Parallel Communication Schemes for Computational Fluid Dynamics Codes," AIAA Journal vol. 36, No. 6, pp.1-7 June 1998

Y.P. Chien, S. Secer, A. Ecer and H.U. Akay, "Communication Cost Function for Parallel CFD Using Variable Time Stepping Algorithms,” Parallel Computational Fluid Dynamics: Recent Developments and Advances Using Parallel Computers, edited by D.R.Emerson, A. Ecer, et al., Elsevier Science, pp.51-56 1998.

A. Ecer, N. Gopalaswamy, H.U. Akay and Y.P. Chien, "Efficient Parallel Computing Using Digital Filtering Algorithms”,  Parallel Computational Fluid Dynamics: Recent Developments and Advances Using Parallel Computers, edited by D.R. Emerson, A. Ecer, et al., Elsevier Science, pp. 325-332 1998.

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1997

H.U. Akay, A. Ecer, and K. Fekete, "A Semi-Explicit Parallel Solver for Viscous Incompressible Flows," Symposium on Advances in Computational Mechanics, The University of Texas at Austin, January 13-15, 1997. Invited paper.

N. Gopalaswamy, A. Ecer, H.U. Akay, and Y.P. Chien, "Efficient Parallel Communication Schemes for Explicit Solvers of NPARC Codes", AIAA 97-0027, AIAA 35th Aerospace Sciences Meeting, Reno, NV, January 6-10, 1997.

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1996

H.U. Akay, A. Ecer and A.B. Acikmese, "Variable Time-Stepping Strategies for Explicit and Parallel Solution of Unsteady Viscous and Inviscid Compressible Flows"    Proceedings of Parallel CFD '96, edited by P. Schiano, et al., Elsevier Science, 1996.

Y.P. Chien, A. Ecer, H.U. Akay and S. Secer, "Communication Cost Function for Parallel CFD in a Heterogeneous Environment Using Ethernet,"  Proceedings of Parallel CFD '96, edited by P. Schiano, et al., Elsevier Science, 1996.

N. Gopalaswamy, H.U. Akay, A. Ecer and Y.P. Chien, "Parallelization and Dynamic Load Balancing of NPARC Codes," AIAA 96-3302, 32nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Lake Buena Vista, FL, July 1-3, 1996.

N. Gopalaswamy, Y.P. Chien, A. Ecer, H.U. Akay, R.A. Blech and G.L. Cole, "An Investigation of Load Balancing Strategies for CFD Applications on Parallel Computers," Proceedings of Parallel CFD '95, edited by A. Ecer, et al., Elsevier Science Publishers, The Netherlands, 1996.

H.U. Akay and A. Ecer, "Parallel Computation of Unsteady Flows on Network of Workstations," International Journal of Computational Fluid Dynamics, 1996.

B.K. Karamete, H.U. Akay, T. Tokdemir and M. Ger, "A Simple Unstructured Tetrahedral Mesh Generation Algorithm for Complex Geometries," Mathematical and Computer Modeling, 1996.

D. Ercoskun, H. Wang and N. Gopalaswamy, "GPAR - A Grid Based Database System for Parallel Computing," CFD Laboratory Report, Department of Mechanical Engineering, IUPUI, Latest Revision: January 1996.

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1995

A. Ecer, H.U. Akay, Y.P. Chien and N. Gopalaswamy, "Load Balancing in Parallel Computing." Sixth International Symposium on Computational Fluid Dynamics, Lake Tahoe, NV, September 4-8, 1995.

A.B. Acikmese, H.U. Akayand A. Ecer, "Parallel Computations of Unsteady Compressible Viscous Flows Using the Finite Element Method - Part 1: Formulation and Preliminary Results", CFD Laboratory Report , Department of Mechanical Engineering, IUPUI, September 10, 1995.

H.U. Akay, A. Ecer and Y. Chen, "Comparison of Potential and Euler Solutions of Unsteady Transonic Flows Around an Oscillating Airfoil," Proceedings of the International Conference on Finite Elements in Fluids - New Trends and Applications , pp. 473-482, Venezia, Italy, October 15-21, 1995.

Y.P. Chien, A. Ecer, H.U. Akay and R.A. Blech, "Environment Requirements for Using Dynamics Load Balancing in Parallel CFD Computations",  Proceedings of Parallel CFD '94, edited by N. Satofuka, et al., Elsevier Science Publishers, The Netherlands, 1995.

Y.P. Chien, F. Carpenter, A. Ecer and H.U. Akay, "Load-Balancing for Parallel Computation of Fluid Dynamics Problems",  Computer Methods in Applied Mechanics and Engineering, vol. 120, pp. 119-130, 1995.

H.U. Akay and A. Ecer, "Efficiency Considerations for Explicit CFD Solvers on Parallel Computers," Solution Techniques for Large Scale CFD Problems, edited by W.G. Habashi, pp. 3-25, John Wiley, New York, NY, 1995.

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1994

Y.P. Chien, A. Ecer, H.U. Akay, F. Carpenter and R.A. and R.A. Blech, "Dynamic Load Balancing on a Network of Workstations for Solving Computational Fluid Dynamics Problems",  Computer Methods in Applied Mechanics and Engineering, vol 119, pp. 17-33 1994.

A. Ecer, H.U. Akay and O. Selcuk, "Parallel Computation of Unsteady Flows”,  Proceedings of ECCOMAS '94, Stuttgart, Germany, September 1994.

H.U. Akay and A. Ecer, "Parallel Computation of Unsteady Flows on Network of Workstations," Proceedings of the 2nd Japan - US Symposium on Finite Element Methods in Large-Scale Computational Fluid Dynamics, Tokyo, Japan, March 14-16, 1994

A. Ecer, H.U.Akay, W. B. Kemle, H. Wang, D. Ercoskun and E. J. Hall, "Parallel Computation of Fluid Dynamics Problems",  Computer Methods in Applied Mechanics and Engineering, vol. 112, pp. 91-108, 1994.North - Holland.

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1993

H.U. Akay, A. Ecer and O. Selcuk, "Applications of a Parallel Algorithm for Transonic Flow Calculations Around Oscillating Airfoils" , Proceedings of The Eighth International Conference on Finite Elements in Fluids , Barcelona, Spain, September 20-24, 1993.

H.U. Akay, R. Blech, A. Ecer, D. Ercoskun, W. Kemle, A. Quealy and A. Williams, "A Database Management System for Parallel Processing of CFD Algorithms",  Proceedings of Parallel Computational Fluid Dynamics '92, edited by R.B. Pelz, et. al., Elsevier Science Publishers B.V., The Netherlands, 1993

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1992.

H.U. Akay and A. Beskok, "A Parallel Algorithm for Compressible Flows Through Rotor-Stator Combinations", Parallel Computational Fluid Dynamics-Implementation and Results, edited by H.D. Simon, pp. 33-54, The MIT Press, Cambridge, MA, 1992.

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1991

H.U. Akay, A. Ecer and B. Kemle, "A Parallel Explicit Solver for Unsteady Compressible Flows"  , Proceedings of the Conference on Parallel Computational Fluid Dynamics '91, edited by K.G. Reinsch, et al., pp. 1-16, Elsevier Science Publishers, Amsterdam, The Netherlands, 1991

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