Conference Publications

The conference publications below are downloadable.
  1. Bartow,W. Moreyra,A., Hirst, T., Woyczynski,G. Lefebvre,A. and Zha , G.-C., “Experimental Investigations of Vehicle Base Drag Reduction Using Passive Jet BoatTail Flow Control”, SAE Paper 2014-01-2448, SAE 2014 Commercial Vehicle Engineering Congress, Oct. 7-9, 2014, Chicago
  2. Zha, G.-C., Haefner, K. M., Hayton, B. M. and Ding, M. "Mars Aerial Nuclear Global Landing Explorer: A Global Mobility and Multi-Mission Platform ", AIAA Paper 2014-3820, 50th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, 28-30, July 2014, Cleveland, OH
  3. Gan, J.-Y., Im, H.-S., Espinal, D., Lefebvre, A., and Zha, G.-C., "INVESTIGATION OF A COMPRESSOR ROTOR NON-SYNCHRONOUS VIBRATION WITH AND WITHOUT FLUID-STRUCTURE INTERACTION", ASME Paper GT2014-26478, ASME Turbo Expo 2014: Turbine Technical Conference and Exposition, GT2014, June 16-20, 2014, Dusseldorf, Germany
  4. Lefebvre, A. and Zha, G.-C., "Co-Flow Jet Airfoil Trade Study Part II : Moment and Drag ", AIAA Paper 2014-2683, AIAA Aviation, 32nd AIAA Applied Aerodynamics Conference, 16-20 June 2014, Atlanta, GA
  5. Lefebvre, A. and Zha, G.-C., "Co-Flow Jet Airfoil Trade Study Part I : Energy Consumption and Aerodynamic Efficiency ", AIAA Paper 2014-2682, AIAA Aviation, 32nd AIAA Applied Aerodynamics Conference, 16-20 June 2014, Atlanta, GA
  6. Gan, J.-Y., Lefebvre, A., Espinal, D. and Zha, G.-C., "Parametric Trade Study for Supersonic Bi-Directional Flying Wing ", AIAA Paper 2014-2106, AIAA Aviation, 32nd AIAA Applied Aerodynamics Conference, 16-20 June 2014, Atlanta, GA
  7. Wang, J.-L., Bartow, W., Moreyra, A, Woyczynski, G., Lefebvre, A. and Zha, G.-C., "Low Drag Automotive Mirrors Using Passive Jet Flow Control", SAE Paper 2014-01-0584, SAE World Congress 2014, April 8-10, 2014, Detroit, MI,
  8. Gao, Z., Shen, Y.-Q. and Zha, G.-C., "Viscous/inviscid Interacting Shear Flow Theory with Inferences and Their Applications to CFD", AIAA Paper 2014-1445, AIAA SciTech, 52nd Aerospace Sciences Meeting, 13-17 January 2014, National Harbor, Maryland
  9. Espinal, D., Im,H.-S. and Zha, G.-C., "FULL-ANNULUS SIMULATION OF NON-SYNCHRONOUS BLADE VIBRATION EXCITATION OF AN AXIAL COMPRESSOR", AIAA Paper 2014-0790, AIAA SciTech, 52nd Aerospace Sciences Meeting, 13-17 January 2014, National Harbor, Maryland
  10. Im, H.-S. and Zha, G.-C., "Investigation of Non-synchronous Vibration Mechanism for a High Speed Axial Compressor Using Delayed DES", AIAA Paper 2014-0789, AIAA SciTech, 52nd Aerospace Sciences Meeting, 13-17 January 2014, National Harbor, Maryland
  11. Lefebvre, A. and Zha, G.-C., "Pitching Airfoil Performance Enhancement Using Co-Flow Jet Flow Control at High Mach Number", AIAA Paper 2014-0195, AIAA SciTech, 52nd Aerospace Sciences Meeting, 13-17 January 2014, National Harbor, Maryland
  12. Lefebvre, A. and Zha, G.-C. "Numerical Simulation of Pitching Airfoil Performance Enhancement Using Co-Flow Jet Flow Control", AIAA Paper 2013-2517, AIAA 31st Applied Aerodynamics Conference, 24-27 June 2013, San Diego, CA
  13. Im, H.-S. and Zha, G.-C., “FLUTTER PREDICTION OF A TRANSONIC FAN WITH TRAVELLING WAVEUSING FULLY COUPLED FLUID/STRUCTURE INTERACTION”, ASME Paper GT2013-94341, Proceedings of ASME Turbo Expo, June 3-7, 2013, San Antonio, Texas, USA
  14. Shen, Y.-Q., Cui, K., Yang, G.-W., Zha. G.-Z., "Parameter-free Shock Detector and High Order Hybrid Algorithm for Shock/Complex Flowlield Interaction", AIAA-2013-0076, 51st AIAA Aerospace Sciences Meeting, 7–10 January 2013, Grapevine, Texas
  15. Im, H., Zha, G.-C., " Prediction of a Transonic Rotor Fluid/Structure Interaction With a Travelling Wave Using a Phase-lag Boundary Condition", AIAA-2013-0422, 51st AIAA Aerospace Sciences Meeting, 7–10 January 2013, Grapevine, Texas
  16. A. Lefebvre, B. Dano, M. Di Fronzo, W. Bartow, G. Zha, " Performance of a Co-Flow Jet Airfoil with Variation of Mach Number", AIAA-2013-0490, 51st AIAA Aerospace Sciences Meeting, 7–10 January 2013, Grapevine, Texas
  17. Shen, Y.-Q., Zha, G.-C., Yang, G.-W., and Gao, Z. "Comparisons of High Order Hybrid Schemes Using a Parameter-free Discontinuity Detector", AIAA Paper 2012-2839, 42nd AIAA Fluid Dynamics Conference and Exhibit, 25 - 28 June 2012, New Orleans, Louisian
  18. Im, H.-S. and Zha, G.-C., " EFFECTS OF ROTOR TIP CLEARANCE ON TIP CLEARANCE FLOW POTENTIALLY LEADING TO NSV IN AN AXIAL COMPRESSOR", ASME IGTI Paper GT2012-68148, ASME Turbo Expo 2012, June 11-15, 2012, Copenhagen, Denmark
  19. Im, H.-S. and Zha, G.-C., " SIMULATION OF NON-SYNCHRONOUS BLADE VIBRATION OF AN AXIAL COMPRESSOR USING A FULLY COUPLED FLUID/STRCUTURE INTERACTION ", ASME IGTI Paper GT2012-68150, ASME Turbo Expo 2012, June 11-15, 2012, Copenhagen, Denmark
  20. Im, H.-S. and Zha, G.-C., "Prediction of a Supersonic Wing Flutter Boundary Using a High Fidelity Detached Eddy Simulation", AIAA Paper 2012-0039, 50th AIAA Aerospace Sciences Meeting, 9-12 Jan. 2012, Nashville, TN, USA
  21. Nieto, A., Perez, K., Rojar, M., Rodriguez, O., Fernandez, O., Salman, S. and Zha, G.-C., "Towards High Efficiency Hypersonic Flight: Hypersonic Bi-Directional Flying Wing", AIAA Paper 2012-0398, 50th AIAA Aerospace Sciences Meeting, 9-12 Jan. 2012, Nashville, TN, USA
  22. Im, H.-S., Zha, G.-C., "Simulation of 3D Multistage Axial Compressor Using a Fully Conservative Sliding Boundary Condition", ASME-IMECE 2011-62049, Proceedings of the ASME 2011 International Mechanical Engineering Congress & Exposition IMECE2011, Nov. 11-17, 2011, Denver, Colorado, USA
  23. Dano, B. P. E., Lefebvre, A. and Zha, G.-C., "Mixing Mechanism of a Discrete Co-Flow Jet Airfoil", AIAA Paper 2011-3097, 41st AIAA Fluid Dynamics Conference and Exhibit 27 - 30 June 2011, Honolulu, Hawaii
  24. Im, H.-S., Zha, G.-C., and Dano, B. P. E., "Investigation of Co-Flow Jet Airfoil Mixing Mechanism Using Large Eddy Simulation", AIAA Paper 2011-3098, 41st AIAA Fluid Dynamics Conference and Exhibit 27 - 30 June 2011, Honolulu, Hawaii
  25. Shen, Y.-Q., Zha, G.-C., and Huerta, M. A., "Rotated Hybrid Low Diffusion ECUSP-HLL scheme and Its Applications to Hypersonic Flows", AIAA Paper 2011-3545, 20th AIAA Computational Fluid Dynamics Conference, 27 - 30 June 2011, Honolulu, Hawaii
  26. Berger, C., Carmona, K., Espinal, D., IM, H.-S., and Zha, G.-C. "Supersonic Bi-Directional Flying Wing Configuration with Low Sonic Boom and High Aerodynamic Efficiency ", AIAA Paper 2011-3663, 29th AIAA Applied Aerodynamics Conference, 27 - 30 June 2011, Honolulu, Hawaii
  27. Shen, Y.-Q., Zha, G.-C., and Huerta, M. A., " A Constrained-Transport E-CUSP scheme for Ideal Magnetohydrodynamic Equations ", AIAA Paper 2011-3745, 42nd AIAA Plasmadynamics and Lasers Conference, 27 - 30 June 2011, Honolulu, Hawaii
  28. Im, H.-S. and Chen, X.-Y. Zha, G.-C., " DETACHED EDDY SIMULATION OF TRANSONIC ROTOR STALL FLUTTER USING A FULLY COUPLED FLUID-STRUCTURE INTERACTION", ASME IGTI Paper GT2011-45437, ASME Turbo Expo 2011, June 6-10, 2011, Vancouver, Canada
  29. Chen, X-Y., Im, H-S., and Zha, G-C., "Fully Coupled Fluid-Structural Interaction of a Transonic Rotor at Near-Stall Conditions Using Detached Eddy Simulation ", AIAA Paper 2011-228, 49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition 4 - 7 January 2011, Orlando, Florida
  30. Y.-Q. Shen and G.-C. Zha, and M. Huerta "E-CUSP Scheme for the Equations of Magnetothydrodynamics with High Order WENO Scheme", AIAA Paper 2011-383, 49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition 4 - 7 January 2011, Orlando, Florida
    m and Aerospace Exposition 4 - 7 January 2011, Orlando, Florida
  31. B. Dano, G.-C. Zha, and M. Castillo "Experimental Study of Co-Flow Jet Airfoil Performance Enhancement Using Discrete Jets", AIAA Paper 2011-941, 49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition 4 - 7 January 2011, Orlando, Florida
  32. Im, H-S., and Zha, G-C., "Delayed Detached Eddy Simulation of a Stall Flow Over NACA0012 Airfoil Using High Order Schemes", AIAA Paper 2011-1297, 49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition 4 - 7 January 2011, Orlando, Florida
  33. Im, H-S., Chen, X-Y.and Zha, G-C., "Detached Eddy Simulation of Unsteady Stall Flows of a Full Annulus Transonic Rotor", ASME Paper GT2010-23465, ASME TURBO EXPO 2010, June 14-18, 2010, Glasgow, Scotland, UK
  34. B. Dano, D. Kirk, and G.-C. Zha, "Experimental Investigation of Jet Mixing Mechanism of Co- Flow Jet Airfoil", AIAA-2010-4421, 5th AIAA Flow Control Conference, 28 Jun - 1 Jul 2010, Chicago, IL
  35. X.-Y. Chen and G.-C. Zha,"Fully Coupled Fluid- Structural Interaction in a Hybrid Cartesian- Body Fitted Grid System", AIAA-2010-4611, 40th AIAA Fluid Dynamics Conference and Exhibit, 28 Jun - 1 Jul 2010, Chicago, IL
  36. J. Lee, M. Huerta, and G.-C. Zha, "Hypersonic 3- D Blunt Body Equilibrium Air Flow Using High Order Weno Schemes", AIAA-2010-4765, 41st AIAA Plasmadynamics and Lasers Conference, 28 Jun - 1 Jul 2010, Chicago, IL
  37. Y.-Q. Shen and G.-C. Zha, "Application of Low Diffusion E- CUSP Scheme with High Order Weno Scheme for Chemical Reacting Flows", AIAA-2010-4995, 40th AIAA Fluid Dynamics Conference and Exhibit, 28 Jun - 1 Jul 2010, Chicago, IL
  38. Y.-Q. Shen and G.-C. Zha, "Generalized Finite Compact Difference Scheme for Shock/Complex Flowfield Interaction", AIAA-2010-5098, 40th AIAA Fluid Dynamics Conference and Exhibit, 28 Jun - 1 Jul 2010, Chicago, IL
  39. Xiangying Chen, Baoyuan Wang and Ge-Cheng Zha, "Delayed Detached Eddy Simulation of 3-D Wing Flutter with Fully Coupled Fluid-Structural Interaction", AIAA Paper 2010-0053, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  40. Y.-Q. Shen, G.-C. Zha, M. Huerta, "Simulation of Hypersonic Shock Wave/Boundary Layer Interaction Using High Order WENO Scheme ", AIAA Paper 2010-1047, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  41. Patricia X Coronado , Baoyuan Wang, Ge-Cheng Zha, "Delayed-Detached-Eddy Simulation of Shock Wave/Turbulent Boundary Layer Interaction", AIAA Paper 2010-0109, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  42. Jaejin Lee,Manuel A. Huerta, and Gecheng Zha, "Low Rem 3D MHD Hypersonic Equilibrium Flow Using High Order WENO Schemes", AIAA Paper 2010-0229, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  43. Gecheng Zha, Hongsik Im, Daniel Espinal, "Toward Zero Sonic Boom and High E.AN1ciency Supersonic Flight, Part I: A Novel Concept of Supersonic Bi-Directional Flying Wing", AIAA Paper 2010-1013, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  44. Daniel Espinal, Hongsik Im, Brian Lee, Joanna Dominguez, Hannah Sposato, Daniel Kinard, Gecheng Zha, "Supersonic Bi-Directional Flying Wing, Part II: Conceptual Design of a High Speed Civil Transport", AIAA Paper 2010-1393, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  45. Yiqing Shen, Gecheng Zha, "Improved Seventh-Order WENO Scheme", AIAA Paper 2010-1451, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  46. Yiqing Shen, Gecheng Zha, "Low diffusion E-CUSP scheme with high order WENO scheme for preconditioned Navier-Stokes equations ", AIAA Paper 2010-1452, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, 4 - 7 January 2010, Orlando, Florida
  47. B. Wang and G.-C. Zha, "Detached-Eddy Simulation of a Co-Flow Jet Airfoil at High Angle of Attack ", AIAA Paper 2009-4015, 39th AIAA Fluid Dynamics Conference, 22 - 25 June 2009, San Antonio, Texas
  48. X.-Y. Chen and G.-C. Zha, "A Hybrid Cartesian-Body Fitted Grid Approach for Simulation of Flows in Complex Geometries", AIAA Paper 2009-3880, 19th AIAA Computational Fluid Dynamics Conference, 22-25 June 2009, San Antonio, TX
  49. Y. Shen and G.-C. Zha, "Improvement of weighted essentially non-oscillatory schemes near discontinuities", AIAA Paper 2009-3655, 19th AIAA Computational Fluid Dynamics Conference, 22-25 June 2009, San Antonio, TX
  50. Baoyuan Wang and Ge-Cheng Zha, "Deteched-Eddy Simulation of a Co-Flow Jet Airfoil at HIgh Angle of Attack", AIAA Paper 2009-4015, 39th AIAA Fluid Dynamics Conference, 22-25 June 2009, San Antonio, TX
  51. B. Wang and G.-C. Zha, "Detached- Eddy Simulation of Transonic Limit Cycle Oscillations Using High Order Schemes ", AIAA Paper 2009-1507, 47th AIAA Aerospace Sciences Meeting, 5 - 8 Jan. 2009, Orlando, FL
  52. G.-C. Zha, J. Dussling, S. Aspe, N. Heinz, and D. Martinez, "Quiet Ultra- Efficient Integrated Aircraft Using Co- Flow Jet Flow Control ", AIAA Paper 2009-1437, 47th AIAA Aerospace Sciences Meeting, 5 - 8 Jan. 2009, Orlando, FL
  53. Y. Shen and G.-C. Zha, "Simulation of Flows at All Speeds with High- Order WENO Schemes and Preconditioning ", AIAA Paper 2009-1312, 47th AIAA Aerospace Sciences Meeting, 5 - 8 Jan. 2009, Orlando, FL
  54. Y. Shen and G.-C. Zha, "High Order Finite Differencing Schemes and Their Accuracy for CFD ", AIAA Paper 2009-1137, 47th AIAA Aerospace Sciences Meeting, 5 - 8 Jan. 2009, Orlando, FL
  55. Y. Shen and G.-C. Zha, "Comparison of High Order Schemes for Large Eddy Simulation of Circular Cylinder Flow", AIAA Paper 2009-0945, 47th AIAA Aerospace Sciences Meeting, 5 - 8 Jan. 2009, Orlando, FL
  56. J. Lee, M. Huerta and G.-C. Zha, "Low Magnetic Reynolds Number Hypersonic MHD Flow Using High Order WENO Schemes ", AIAA Paper 2009-0459, 47th AIAA Aerospace Sciences Meeting, 5 - 8 Jan. 2009, Orlando, FL
  57. Baoyuan Wang, Ge-Cheng Zha, and Yiqing Shen "Detached-Eddy Simulations of a Circular Cylinder Using a Low Diffusion E-CUSP and High-Order WENO Scheme", AIAA Paper 2008-3855, AIAA 38th Fluid Dynamics Conference and Exhibit, 23 - 26 Jun 2008, Seattle, Washington
  58. Yiqing Shen, Ge-Cheng Zha, and Xiangying Chen "High Order Conservative Differencing for Viscous Terms and the Application to Vortex-Induced Vibration Flows", AIAA Paper 2008-4059, AIAA 38th Fluid Dynamics Conference and Exhibit, 23 - 26 Jun 2008, Seattle, Washington
  59. Yiqing Shen and Ge-Cheng Zha "Large Eddy Simulation of Circular Cylinder Flow by Using High Order WENO Scheme", AIAA Paper 2008-3748, AIAA 38th Fluid Dynamics Conference and Exhibit, 23 - 26 Jun 2008, Seattle, Washington
  60. Yiqing Shen and Ge-Cheng Zha "Improvement of the WENO Scheme Smoothness Estimator", AIAA Paper 2008-3993, AIAA 38th Fluid Dynamics Conference and Exhibit, 23 - 26 Jun 2008, Seattle, Washington
  61. Yiqing Shen and Ge-Cheng Zha, "A Robust Seventh-order WENO Scheme and Its Applications", AIAA Paper 2008-0757, 46th AIAA Aerospace Sciences Meeting and Exhibit, Jan. 7-10, 2008, Reno, NV
  62. Baoyuan Wang and Ge-Cheng Zha, "Comparison of a Low Diffusion E-CUSP and the Roe Scheme for RANS Calculation",AIAA Paper 2008-0596, 46th AIAA Aerospace Sciences Meeting and Exhibit, Jan. 7-10, 2008, Reno, NV
  63. Ge-Cheng Zha, Yiqing Shen and Baoyuan Wang, "Calculation of Transonic Flows Using WENO Method with a Low Diffusion E-CUSP Upwind Scheme", AIAA Paper 2008-0745, 46th AIAA Aerospace Sciences Meeting and Exhibit, Jan. 7-10, 2008, Reno, NV
  64. P. X. Coronado, B. Cuffie, D. Saer and G.-C. Zha, "Conceptual Design of a Personal Aerial Vehicle Using Co-Flow Jet Airfoil", AIAA Paper 2007-4442 25th AIAA Applied Aerodynamics Conference, June 25-28, 2007
  65. John Aguirre, Baoyuan Wang and G.-C. Zha, "Conceptual Design and Study of ``Engineless'' Airplane Using Co-Flow Jet Airfoil",AIAA Paper 2007-4441 25th AIAA Applied Aerodynamics Conference, June 25-28, 2007
  66. Baoyuan Wang, Bahaa Haddoukessouni, Jonathan Levy and G.-C. Zha, "Numerical Investigations of Injection Slot Size Effect on the Performance of Co-Flow Jet Airfoil",AIAA Paper 2007-4427 25th AIAA Applied Aerodynamics Conference, June 25-28, 2007
  67. Baoyuan Wang and G.-C. Zha, "A GENERAL SUB-DOMAIN BOUNDARY MAPPING PROCEDURE FOR STRUCTURED GRID CFD PARALLEL COMPUTATION",AIAA Paper 2007-4432 25th AIAA Applied Aerodynamics Conference, June 25-28, 2007
  68. Yiqing Shen, Baoyuan Wang and G. Zha, "Comparison Study of Implicit Gauss-Seidel Line Iteration Method for Transonic Flows",AIAA Paper 2007-4332 18th AIAA Computational Fluid Dynamics Conference, June 25-28, 2007
  69. Yiqing Shen, Baoyuan Wang and G. Zha, "Implicit WENO Scheme and High Order Viscous Formulas for Compressible Flows",AIAA Paper 2007-4431 25th AIAA Applied Aerodynamics Conference, June 25-28, 2007
  70. J. Aguirre, V. Casado, N. Chamie, and G. Zha, "Mars Intelligent Reconaissance Aerial and Ground Explorer (MIRAGE)",AIAA Paper 2007-0244 AIAA 45th Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan. 8-11, 2007
  71. Hu, Z.-J,  Zha, G.-C.,  Montgomery, M.,  Roecken, T. and Orosa, J., “ Transonic Compressor Rotor Design Using Non-Monotonic Meanline Angle Distribution”, ASME Paper GT2007-27994, TURBO EXPO 2007, June 2007
  72. Chen, X., Zha, G.-C. and Yang, M.-T. "3D Simulation of a Transonic Wing Flutter using an Efficient High Resolution Upwind Scheme, to AIAA J. of Aircraft ", AIAA Paper 2006-3216, 36th AIAA Fluid Dynamics Conference and Exhibit, June 5-8, 2006, San Franscisco, CA
  73. Zha, G.-C. and Gao, W. "Analysis of Jet Effects on Co-Flow Jet Airfoil Performance with Integrated Propulsion System ", AIAA Paper 2006-0102, AIAA the 44th Aerospace Sciences Meeting and Exhibit Conference, Jan. 8-12, 2006, Reno, NV
  74. Hu, Z. and Zha, G.-C. "Parallel Computation of Forced Vibration for A Compressor Cascade ", AIAA Paper 2006-0628, AIAA the 44th Aerospace Sciences Meeting and Exhibit Conference, Jan. 8-12, 2006, Reno, NV
  75. Chen, X.-Y. and Zha, G.-C. and Yang, M.-T. "Numerical Simulation of 3-D Wing Flutter with Fully Coupled Fluid-Structural Interaction ", AIAA Paper 2006-0697, AIAA the 44th Aerospace Sciences Meeting and Exhibit Conference, Jan. 8-12, 2006, Reno, NV
  76. Zha, G.-C., Gao, W., Paxton, C. D. and Palewicz, A. "Numerical Investigations of Co-Flow Jet Airfoil with and without Suction", AIAA Paper 2006-1061, AIAA the 44th Aerospace Sciences \Meeting and Exhibit Conference, Jan. 8-12, 2006, Reno, NV
  77. Zha, G.-C., Gao, W., Paxton, C. D. "Numerical Simulation of Co-Flow Jet Airfoil Flows ", AIAA Paper 2006-1060, AIAA the 44th Aerospace Sciences Meeting and Exhibit Conference, Jan. 8-12, 2006, Reno, NV
  78. Zha, G.-C., Bruce F. Carroll, Paxton, C., Clark A. Conley and Adam Wells , "High Performance Airfoil Using Co-Flow Jet Flow Control ", AIAA Paper 2005-1260, AIAA the 43rd Aerospace Sciences Meeting and Exhibit Conference, Jan. 10-13, 2005, Reno, NV
  79. Chen, X. and Zha, G.-C., "Implicit Application of Non-Reflective Boundary Conditions for Navier-Stokes Equations in Generalized Coordinates ", AIAA Paper 2005-0091, AIAA the 43rd Aerospace Sciences Meeting and Exhibit Conference, Jan. 10-13, 2005, Reno, NV
  80. Paxton, C., Zha, G.-C. and Car, D., "Design of the Secondary Flow System for a Co-Flow Jet Cascade", AIAA Paper 2004-3928, 40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, July 11--14, Fort Lauderdale, Florida
  81. Hu, Z. and Zha, G.-C.,"Simulation of 3D Flows of Propulsion Systems Using an Efficient Low Diffusion E-CUSP Upwind Scheme",AIAA Paper 2004-4082, 40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, July 11--14, Fort Lauderdale, Florida
  82. Zha, G.-C. and Paxton, C. " A Novel Airfoil Circulation Augment Flow Control Method Using Co-Flow Jet", AIAA Paper 2004-2208, 2nd AIAA Flow Control Conference, 28 Jun - 1 July 2004, Portland, Oregon
  83. Chen, X. and Zha, G.-C.,"Fully Coupled Fluid-Structural Interactions Using an Efficient High Solution Upwind Scheme" , AIAA Paper 2004-2331, 34th AIAA Fluid Dynamics Conference and Exhibit, 28 Jun - 1 Jul 2004, Portland, Oregon
  84. Chen, X. Zha, G.-C. and Hu, Z.,"Numerical Simulation of Flow Induced Vibration Based on Fully Coupled Fluid-Structural Interactions" , AIAA Paper 2004-2240, 34th AIAA Fluid Dynamics Conference and Exhibit, 28 Jun - 1 Jul 2004, Portland, Oregon
  85. Zha, G.-C., "A Low Diffusion E-CUSP Upwind Scheme for Transonic Flows " , AIAA Paper 2004-2707, 34th AIAA Fluid Dynamics Conference and Exhibit, 28 Jun - 1 Jul 2004, Portland, Oregon
  86. Hu, Z. and Zha, G.-C.,"Numerical Study of a Casacde Unsteady Separated Flow" , ASME Paper GT2004_53195, ASME TURBO EXPO 2004, June 14-17, 2004, Vienna, Austria
  87. Car, D., Kuprowicz, N. J., Estevadeordal, J., Zha, G.-C. and Copenhaver, W." Stator Diffusion Enhancement Using a Re-Circulating Co-Flowing Steady Jet" , ASME Paper GT2004_53086, ASME TURBO EXPO 2004, June 14-17, 2004, Vienna, Austria
  88. Car, D., Kuprowicz, N. J., Estevadeordal, J., Zha, G.-C. and Copenhaver, W." Stator Diffusion Enhancement Using a Re-Circulating Co-Flowing Steady Jet" , ASME Paper GT2004_53086, ASME TURBO EXPO 2004, June 14-17, 2004, Vienna, Austria
  89. Chen, X., Zha, G.-C., Hu, Z. and Yang, M.-T.,"Flutter Prediction Based on Fully Coupled Fluid-Structural Interactions" , paper, 9th National Turbine Engine High Cycle Fatigue Conference, 16-19 March 2004
  90. Zha, G.-C.,"Boundary Layer Loss Mechanism and Justification of Wall Functions for Turbulence Modeling" , AIAA-2004-1118, AIAA the 42st Aerospace Sciences Meeting and Exhibit Conference, Jan. 5-8, 2004, Reno, NV
  91. Zha, G.-C. and Hu, Z., "Calculation of Transonic Internal Flows Using an Efficient High Resolution Upwind Scheme" , AIAA-2004-1097, AIAA the 42st Aerospace Sciences Meeting and Exhibit Conference, Jan. 5-8, 2004, Reno, NV
  92. Zha, G.-C. and Hu, Z.,"Numerical Study on Flow Separation of A Transonic Cascade" , AIAA-2004-0199, AIAA the 42st Aerospace Sciences Meeting and Exhibit Conference, Jan. 5-8, 2004, Reno, NV
  93. Craig Paxton, Peter Gryn, Erisa K. Hines,Ulises Perez, and Gecheng Zha, "Design and Tests of Forward Swept Propellers at Low Speed", AIAA-2003-1069, AIAA the 41st Aerospace Sciences Meeting and Exhibit Conference, Jan. 6-9, 2003, Reno, NV
  94. Zha, G-C. And Chakradhar, L., "On the Accuracy of Runge-Kutta Method for Linear Wave Equation", AIAA-2003-0248, AIAA the 41st Aerospace Sciences Meeting and Exhibit Conference, Jan. 6-9, 2003, Reno, NV
  95. Zha, G.-C , "Comparative Study of Upwind Scheme Performance for Entropy Condition and Discontinuities," AIAA Paper 99-3348, the 14th AIAA Computational Fluid Dynamics Conference, June 28 - July 1, 1999,
  96. Zha, G.-C., Knight, D. D., Smith, D, "Numerical Investigations of HSCT Inlet Unstart Transint at Angle of Attack", AIAA paper 98-3583, the 34th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Cleveland, July 13-15, 1998
  97. Zha, G.-C., Knight, D. D., Smith, D., and Haas, M., "Numerical Simulation of HSCT Inlet Operability with the Angle of Attack", AIAA-97-2761, 1997, the 33rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Seattle, WA, July 6-9, 1997
  98. Zha, G.-C., Smith, D., Schwabacher, M., Rasheed, K., Gelsey, A., Knight, D. D. and Haas, M., "`High Performance Supersonic Missile Inlet Design Using Automated Optimization", AIAA Paper 96-4142, 1996,6th AIAA/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Sept. 4-6, 1996
  99. Gnedin, M., Zha, G.-C., Knight, D. D., Zheltovodov, A., Maksimov, A., Shevchenko, A., and Vorontsov, S, "3-D Asymmetric and Symmetric Crossing Shock Wave-Turbulent Boundary Layer Interaction", International Conference on Methods of Aerophysical Research, Novosibirsk, Russia, Sept. 1996
  100. Zha, G.-C. and Knight, D. D., " Computation of 3D Asymmetric Crossing Shock Wave/Turbulent Boundary Layer Interaction Using a Full Reynolds Stress Equation Turbulence Model", AIAA Paper 96-0040, 1996, 34th Aerospace Sciences Meeting \& Exhibit, Jan. 15-18, 1996
  101. Zha, G.-C. and Bilgen, E., "Numerical Solutions of 3D Transonic Viscous Flows by Using Upwind-Relaxation Sweeping Algorithm", Proceedings of the 19th Congress of the International Council of the Aeronautical Sciences, 18-23, Dept. 1994, Anaheim, California, USA
  102. Zha, G.-C. and Bilgen, E., " Numerical Simulations of the 3D Viscous Flow for a Nonaxisymmetric Transonic Nozzle", Proceedings of CFD94, 2nd Annual Conference of the CFD Society of Canada, Toronto, June 1-3, 1994
  103. Zha, G.-C. and Bilgen, E., " Numerical Solutions of Three-Dimensional Transonic Internal Flows Using Unfactored Upwind-Relaxation Sweeping Algorithm", AIAA Paper 94-0396, 1994, 32th Aerospace Sciences Meeting & Exhibit, Jan. 10-13, 1994
  104. Zha, G.-C., "Arched Wings: Possible Improvements of the Wing Performance", AIAA Paper 94-0054, 1994, 32th Aerospace Sciences Meeting & Exhibit, Jan. 10-13, 1994
  105. Zha, G.-C. and Bilgen, E., "A New Flux Vector Splitting Scheme", Proceedings of the CASI 4th Aerodynamics Symposium, Toronto, Canada, May 3-4, 1993
  106. Zha, G.-C. and Bilgen, E., "Effect of Throat Contouring on Two-Dimensional Converging-Diverging Nozzles Using URS Method", AIAA Paper 92-2659, 1992, 10th AIAA Applied Aerodynamics Conference, June 22-24, 1992
  107. Zha, G.-C. and Bilgen, E., " An Efficient Upwind Relaxation-Sweeping Algorithm for Three-Dimensional Navier-Stokes Equations", AIAA Paper 92-0023, 1992, 30th Aerospace Sciences Meeting & Exhibit, Jan. 6-9, 1992
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