Marian Nemec

Research Scientist
Science & Technology Corp.
NASA Ames Research Center

Tel.: (650) 604-4319
Fax: (650) 604-1095

Marian.Nemec@nasa.gov


PhD Thesis

"Optimal Shape Design Of Aerodynamic Configurations: A Newton-Krylov Approach", 2003. (ps format) or (pdf format)

MASc Thesis

"Aerodynamic Computations Using The Convective Upstream Split Pressure Scheme With Local Preconditioning", 1998. (ps format)


Selected Papers

Nemec, M., and Zingg, D.W., "Aerodynamic Computations Using the Convective Upstream Split Pressure Scheme with Local Preconditioning," AIAA Paper 98-2444, June 1998. (See also AIAA Journal, Vol. 38, No. 3, March 2000.)

Zingg,D.W., De Rango, S., Nemec, M., and Pulliam, T.H., "Comparison of Several Spatial Discretizations for the Navier-Stokes Equations," AIAA 99-3269, June 1999. (See also Journal of Computational Physics, Vol. 163, pp. 683-704, 2000.)

Nemec, M., and Zingg, D.W., "Newton-Krylov Algorithm for Aerodynamic Design Using the Navier-Stokes Equations," AIAA Journal, Vol. 40, No. 6, pp. 1146-1154, June 2002.

Nemec, M., and Zingg, D.W., "From Analysis to Design of High-Lift Configurations Using a Newton-Krylov Algorithm," ICAS 2002 Congress, Paper 173, Toronto, Sept. 2002.

Nemec, M., Zingg, D.W., and Pulliam, T.H., "Multi-Point and Multi-Objective Aerodynamic Shape Optimization," AIAA Paper 2002-5548, 9th AIAA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Atlanta, Sept. 2002.

Nemec, M., and Zingg, D.W., "Optimization of High-Lift Configurations Using a Newton-Krylov Algorithm," AIAA Paper 2003-3957, 16th AIAA CFD Conference, Orlando, Fl, June 2003.

Nemec, M., Aftosmis, M.J., and Pulliam, T.H., "CAD-Based Aerodynamic Design of Complex Configurations Using a Cartesian Method," AIAA Paper 2004-0113, 42nd AIAA Aerospace Sciences Meeting, Reno, NV, Jan. 2004. (Also NASA Technical Report NAS-04-001.)

Nemec, M., Aftosmis, M.J., Murman, S.M., and Pulliam, T.H., "Adjoint Formulation for an Embedded-Boundary Cartesian Method," AIAA Paper 2005-0877, 43rd AIAA Aerospace Sciences Meeting, Reno, NV, Jan. 2005. (Also NASA Technical Report NAS-05-008.)

Nemec, M., and Aftosmis, M. J., "Adjoint Algorithm for CAD-Based Shape Optimization Using a Cartesian Method," AIAA Paper 2005-4987, 17th AIAA CFD Conference, Toronto, ON, June 2005. (Also NASA Technical Report NAS-05-014.)

Nemec, M., and Aftosmis, M. J., "Aerodynamic Shape Optimization Using a Cartesian Adjoint Method and CAD Geometry," AIAA Paper 2006-3456, 24th AIAA Applied Aerodynamics Conference, San Francisco, CA, June 2006. (Also NASA Technical Report NAS-06-007.)

Nemec, M., and Aftosmis, M. J., "Adjoint Error Estimation and Adaptive Refinement for Embedded-Boundary Cartesian Meshes," AIAA Paper 2007-4187, 18th AIAA CFD Conference, Miami, FL, June 2007.

Nemec, M., Aftosmis, M. J., and Wintzer, M., "Adjoint-Based Adaptive Mesh Refinement for Complex Geometries," AIAA Paper 2008-0725, 46th AIAA Aerospace Sciences Meeting, Reno, NV, Jan 2008.

Nemec, M., and Aftosmis, M. J., "Parallel Adjoint Framework for Aerodynamic Shape Optimization of Component-Based Geometry," AIAA Paper 2011-1249, 49th AIAA Aerospace Sciences Meeting, Orlando, FL, Jan 2011.

Nemec, M., and Aftosmis, M. J., "Output Error Estimates and Mesh Refinement in Aerodynamic Shape Optimization", AIAA Paper 2013-0865, 51st AIAA Aerospace Sciences Meeting, Grapevine, TX, Jan 2013.

Nemec, M., and Aftosmis, M. J., "Toward Automatic Verification of Goal-Oriented Flow Simulations", NASA/TM-2014-218386, August, 2014.

Slides from an ACDL seminar at MIT on May 9, 2008. This talk gives an overview of cases that use adjoint error estimates. It shows the accuracy and robustness of this approach when it's used in conjunction with Cart3D. (Best viewed in Preview.)