Georg May

Biography
Education
2006 - Ph.D., Aeronautics and Astronautics, Stanford University, USA
2001 Dipl.-Ing., Mechanical Engineering, RWTH Aachen, Germany
2000 B.E., Mechanical Engineering, Dartmouth College, USA
Career
since 2019 Associate Professor, Aeronautics and Aerospace Department, von Karman Institute for Fluid Dynamics, Belgium
2014 – 2019 Professor (W2), Mechanical Engineering, RWTH Aachen, Germany
2009 – 2014 Junior Professor (W1), Mechanical Engineering, RWTH Aachen, Germany
2007 – 2009 Junior Research Group Leader, Graduate School AICES, RWTH Aachen, Germany
2006 – 2007 Research Associate, Dept. of Aeronautics and Astronautics, Stanford University, USA
Professional Activity
Editor
- Applications of Mathematics (Appl. Mat.), Springer-Verlag.
Board Duty
- Examination board, M.Sc. program Simulation Sciences at RWTH Aachen (2015-2019)
- Deputy Scientific Director (2009-2010) Graduate School AICES
Committees
- Director VKI Lecture Series Introduction to Computational Fluid Dynamics (2020)
- Scientific Committee, Aachen Conference on Computational Engineering
- Science AC.CES 2013, 2015, 2017
- Organizing Committee, International Workshop on High-Order CFD Methods (HiOCFD) 2012, 2013, 2015
- AICES steering committee (intermittently, on a rotating basis)
- Doctoral thesis committees: 5 (as Advisor), 5 (as Reviewer), 4 (as Chairman)
- Faculty Tenure Commissions (2)
- Faculty Appointment Commissions (2)
Peer review
- 21 certified reviews (cf. https://publons.com/a/1246715)
- e.g. Journal of Computational Physics, Computer Methods in Applied
- Mechanics and Engineering, SIAM Journal on Scientific Computing,
- Computers and Fluids, Applied Mathematics and Computation
- Publon score: 86% percentile, as of March 2020
Externally Funded Projects (as PI/Co-PI)
since 2018 IRTG 2379 International Research Training Group: Modern Inverse Problems. Jointly with with UT Austin. https://blog.rwth-aachen.de/irtg-mip/
2012 – 2018 DFG GSC 111: Aachen Institute for Advanced Study in Computational Engineering Science (AICES), Graduate School established in the frame of the German Excellence Initiative. https://www.aices.rwth-aachen.de/en/
2009 – 2012 BMBF 0315416D: Medical systems biology: From multi-scale models to tangible predictors of clinical outcome in oncology therapies. Joint project with partners from academia (U Heidelberg) and industry (Bayer Technology Services, Bayer Schering Pharma)
2008 – 2013 EOARD FA8655-08-1-3060: High order methods for compressible viscous flow on unstructured meshes: New discretization techniques and algorithms. Single Project.
Doctoral Thesis Supervision
as Main Advisor
since 10/2018 Ankit Chakraborty. Thesis (ongoing): “Metric-based anisotropic adaptation for optimal Petrov-Galerkin methods”
since 10/2016 Ajay M. Rangarajan. Thesis (ongoing): “Metric-Based hp-adaptation using a continuous mesh model”
01/2014 – 09/2017 Dr. rer. nat. Mohammad S. Zakerzadeh. Thesis: “Stable and Convergent Discontinuous Galerkin Methods for Hyperbolic and Viscous Conservation Laws”. Now: Postdoc at INRIA, Paris
01/2011 – 05/2016 Dr.-Ing. Aravind Balan. Thesis: “Adjoint-Based hp-Adaptivity on Anisotropic Meshes for High-Order Compressible Flow Simulations” . Now: Postdoc at NASA Langley, VA.
11/2012 – 12/2015 Michael Woopen. Thesis (Defence Pending): “A Hybridized Adaptive Method for Compressible Flow Simulation” . Now: Head of Aerothermal at Aero DesignWorks GmbH, Cologne
as Co-Advisor
07/2009 – 06/2013 Dr. rer. nat. Sonia Vivas Preto. Thesis: “Genomic and Clinical Data Correlation for Relapse Prediction in Cancer Samples”. Now: Biostatistics Specialist at Molecular Health GmbH, Heidelberg
09/2008 – 09/2011 Dr. rer. nat. Jochen Sch¨ utz. Thesis: “A Hybrid Mixed Finite Element Scheme for the Compressible Navier-Stokes Equations and Adjoint-Based Error Control for Target Functionals” . Now: Professor, University Hasselt, Belgium
12/2007 – 08/2011 Dr.-Ing. Francesca Iacono. Thesis: “High-Order Adaptive Methods for Convection-Dominated Nonlinear Problems Using Multilevel Solution Techniques”. Now: Industrial Integration Manager, AIRBUS, Hamburg Germany
Master Thesis Supervision
2020 Koen Devesse. “Implementing a multi-species flow model in a Hybridized Discontinuous Galerkin framework.”
2018 Ankit Chakraborty. “A Continuous-Mesh Optimization Technique for Piecewise Polynomial Approximation in Tetrahedral Grids.”
2018 Dongwei Ye. “Computational Modeling of Flow and Solute Transport Along the Nephrons in Kidney.” External with Universit ¨ at Z¨ urich
2017 Martin P. Neuenhofen. “A restarted GMRES-based Implementation of IDR(s)stab(l) to Yield Higher Robustness.”
2016 Srikanth Gopalakrishnan. “Modeling Bimaterial Interfaces with X-FEM.” External with EFREI, Paris
2015 Ajay M. Rangarajan. “Anisotropic Mesh Optimization for Higher Order Discontinuous Galerkin Methods Using a Continuous Mesh Model.”
2015 Ricardo Avila Ibarra. “Brake Cooling System Model Enhancement Through Boundary Conditions Sensitivity Analysis.” External with Altair Engineering GmbH
2015 Henrik Barthels. “Systematic Generation of Algorithms for Iterative Methods.”
2013 Mohammad S. Zakerzadeh. “Analysis of a Shock-Capturing Discontinuous Galerkin Method for Hyperbolic Systems of Conservation Laws.”
2013 Nikhil Anand. “Implementation and Validation of a Shock-Capturing Method for the Spectral Difference Method.”
2012 Michael Woopen. “An Adaptive Discretization of the Compressible Navier-Stokes Equations Using Hybridization.”
Teaching
Teaching
Since 2020 Introduction to Numerical Methods (VKI)
Since 2020 Advanced Numerical Methods (VKI)
Since 2020 Computational Methods for Compressible Flow (VKI)
Since 2020 Numerical Methods Laboratory 1 (VKI)
Since 2020 Numerical Methods Laboratory 2 (VKI)
2019 – 2020 Numerical Methods for Fluid Dynamics (VKI)
2010 – 2019 Fast Iterative Solvers (RWTH)
2013 – 2019 Numerical Methods for PDE (RWTH)
2016 – 2018 Adaptive Methods for PDE (RWTH)
2011 – 2019 Lattice Boltzmann Methods (RWTH)
Publications
Journal Publications
- A Rangarajan, G. May, V. Dolejší, Adjoint-based anisotropic hp-adaptation for discontinuous Galerkin methods using a continuous mesh model, J. Comp. Phys., Vol. 409, p. 109321, 2019. (JCR Impact 2019-2020: 2.985)
- O. Bartosš, V. Dolejší, G. May, A Rangarajan, F. Roskovec A goal-oriented anisotropic hp- mesh adaptation method for linear convection–diffusion–reaction problems, Comput. Math. Appl., Vol. 78, No. 9, pp. 2973-2993, 2019. (JCR Impact 2019-2020: 3.370)
- A. Rangarajan, A. Balan, and G. May. Mesh Optimization for Discontinuous Galerkin Methods Using a Continuous Mesh Model, AIAA Journal, Vol. 56, No. 10 , pp. 4060-4073, 2018. (JCR Impact 2019-2020: 2.108)
- M. Zakerzadeh, G. May. Class of Space-Time Entropy Stable DG Schemes for Systems of Convection-Diffusion, in: Klingenberg C., Westdickenberg M. (eds) Theory, Numerics and Applications of Hyperbolic Problems II. Springer Proceedings in Mathematics & Statistics, vol 237. Springer, 2018. (JCR Impact 2019-2020: -)
- V. Dolejší, G. May, A. Rangarajan: A continuous hp-mesh model for adaptive discontinuous Galerkin schemes, Appl. Numer. Math. 124, pp. 1–21, 2018. (JCR Impact 2019-2020: 1.979)
- V. Dolejší., G. May, F. Roskovec, P. Solin: Anisotropic hp-mesh optimization technique based on the continuous mesh and error models, Comput. Math. Appl. 74(1), pp. 45–63, 2017. (JCR Impact 2019-2020: 3.370)
- G. May, M. Zakerzadeh: On the Convergence of Space-Time Discontinuous Galerkin Schemes for Scalar Conservation Laws, SIAM J. Numer. Anal. 54(4), pp. 2452–2465, 2016. (JCR Impact 2019-2020: 2.712)
- A. Balan, M. Woopen, G. May: Adjoint-based hp-adaptivity on anisotropic meshes for high- order compressible flow simulations, Computers & Fluids 139, pp. 47–67, 2016. (JCR Impact 2019-2020: 2.399)
- M. Zakerzadeh, G. May: On the convergence of a shock capturing discontinuous Galerkin method for nonlinear hyperbolic systems of conservation laws, SIAM J. Numer. Anal. 54(2), pp. 874–898, 2016. (JCR Impact 2019-2020: 2.712)
- G. May: Hybridized Discontinuous Galerkin Methods: Formulation and Discrete Adjoint, in VKI Lecture Series 2015-04: 38th Advanced Computational Fluid Dynamics, Deconinck, H., Horvath, T. (ed.), von Karman Institute for Fluid Dynamics, 2015. (JCR Impact 2019-2020: -)
- G. May, A. Balan, M. Woopen: Output-based error estimation and mesh adaptation for HDG methods, in VKI Lecture Series 2015-04: 38th Advanced Computational Fluid Dynamics, Deconinck, H., Horvath, T. (ed.), von Karman Institute for Fluid Dynamics, 2015. (JCR Impact 2019-2020-)
- N. Gerhard, F. Iacono, G. May, S. Müller, R. Schäfer: A High-Order Discontinuous Galerkin Discretization with Multiwavelet-Based Grid Adaptation for Compressible Flows, J. Sci. Comput. 62(1), pp. 25-52, 2015. (JCR Impact 2019-2020: 2.228)
- M. Woopen, G. May, and J. Schütz: Adjoint-based error estimation and mesh adaptation for hybridized discontinuous Galerkin methods, Int. J. Numer. Meth. Fluids 76(11), pp. 811–834, 2014. (JCR Impact 2019-2020: 2.2871)
- M. Woopen, A. Balan, G. May, and J. Schütz: A Comparison of Hybridized and Standard DG Methods for Target-Based hp-Adaptive Simulation of Compressible Flow, Computers & Fluids 98, pp. 3–16, 2014. (JCR Impact 2019-2020: 2.399)
- J. Schütz, G. May: An Adjoint Consistency Analysis for a Class of Hybrid Mixed Methods, IMA J. Numer. Anal., 34(3), pp. 1222-1239, 2014. (JCR Impact 2019-2020: 2.275)
- J. Schütz, G. May: A Hybrid Mixed Method for the Compressible Navier-Stokes Equations, J. Comp. Phys 240, pp. 58–75, 2013. (JCR Impact 2019-2020: 2.985)
- J. Schütz, S. Noelle, C. Steiner, G. May, A Note on Adjoint Error Estimation for One- Dimensional Stationary Conservation Laws with Shocks, SIAM J. Numerical Analysis 51(1), pp. 126–136, 2013 (JCR Impact 2019-2020: 2.712)
- Z. J. Wang, et al. (G. May): High-order CFD methods: current status and perspective, Int. J. Numer. Meth. Fluids, 72(8), pp. 811–845, 2013. (JCR Impact 2019-2020: 2.2871)
- A. Balan, G. May, J. Schöberl: A Stable High-Order Spectral Difference Method for Hyperbolic Conservation Laws on Triangular Elements, J. Comp. Phys. 231(5), pp. 2359–2375, 2012. (JCR Impact 2019-2020: 2.985)
- G. May: On the Connection Between the Spectral Difference Method and the Discontinuous Galerkin Method, Comm. Comput. Phys. 9, pp. 1071–1080, 2011. (JCR Impact 2019-2020: 2.607)
- G. May, A. Jameson: Efficient Relaxation Methods for High-Order Discretization of Steady Problems. In: Adaptive High-Order Methods in Computational Fluid Dynamics (Z. J. Wang, ed.), pp. 363–391 World Scientific Publishing, 2011. (JCR Impact 2019-2020: -)
- G. May, F. Iacono, A. Jameson: A Hybrid Multilevel Method for High-Order Discretization of the Euler Equations on Unstructured Meshes, J. Comp. Phys. 229(10), pp. 3938-3956, 2010. (JCR Impact 2019-2020: 2.985)
- G. May, B. Srinivasan, A. Jameson: An improved Gas-Kinetic BGK Finite-Volume Method for Three-Dimensional Transonic Flow. J. Comp. Phys. 220(2), pp. 856-878, 2007. (JCR Impact 2019-2020: 2.985)
- Z. J. Wang, Y. Liu, G. May, A. Jameson: Spectral Difference Method for Unstructured Grids II: Extension to the Euler Equations. J. Sci. Comput. 32(1), pp. 54-71, 2007. (JCR Impact 2019-2020: 2.228)
Selection of Non-Peer Reviewed Conference Proceedings
- Rangarajan, A., Chakraborty, A., May, G.: "A goal oriented optimization technique for tetrahedral grids using a continuous-mesh model", AIAA SciTech Forum, San Diego, CA, AIAA Paper 19-0349, American Institute of Aeronautics and Astronautics, 2019.
- Zakerzadeh, M., May, G. "Entropy stable Discontinuous Galerkin Scheme for the compressible Navier-Stokes Equations", 55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, Grapevine, TX, AIAA Paper 17-0084, American Institute of Aeronautics and Astronautics, 2017.
- Zakerzadeh, M., May, G.: "High-Order Entropy Stable Discontinuous Galerkin Schemes in a Space-Time Computational Framework", 46th AIAA Fluid Dynamics Conference, AIAA AVIATION Forum, Washington, D.C., AIAA Paper 16-3496, American Institute of Aeronautics and Astronautics, 2016.
- A. Rangarajan, A. Balan, G. May: Mesh Adaptation and Optimization for Discontinuous Galerkin Methods Using a Continuous Mesh Model, AIAA Modeling and Simulation Technologies Conference, AIAA SciTech Forum, San Diego, CA, AIAA Paper 16-2142, 2016.
- Woopen, M., Balan, A., May, G.: "A Unifying Computational Framework for Adaptive High-Order Finite Element Methods", 22nd AIAA Computational Fluid Dynamics Conference, AIAA AVIATION Forum, Dallas, TX, AIAA Paper 15-2601, American Institute of Aeronautics and Astronautics, 2015.
- Woopen, M., May, G.: "An Anisotropic Adjoint-Based hp-Adaptive HDG Method for Compressible Turbulent Flow", 53rd AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, Kissimmee, FL, AIAA Paper 15-2042, American Institute of Aeronautics and Astronautics, 2015.
- Woopen, M., Balan, A., May, G.: "A Hybridized Discontinuous Galerkin Method for Three-Dimensional Compressible Flow Problems", 52nd Aerospace Sciences Meeting, AIAA SciTech Forum, National Harbor, MD, AIAA Paper 14-0938, American Institute of Aeronautics and Astronautics, 2014.
- Balan, A. Woopen, M., May, G.: "Adjoint-Based Hp-Adaptation for a Class of High-Order Hybridized Finite Element Schemes for Compressible Flows", 21st AIAA Computational Fluid Dynamics Conference, San Diego, CA, AIAA Paper 13-2938, American Institute of Aeronautics and Astronautics, 2013.
- Schütz, J., Woopen, M., May, G.: "A combined hybridized discontinuous Galerkin / hybrid mixed method for viscous conservation laws", in: Ancona, F. et al. (Eds) Hyperbolic Problems: Theory, Numerics, Applications, AIMS on Applied Mathematics, Vol. 8, pp. 915-922, AIMS, 2013.
- Schütz, J., Woopen, M., May, G.: "A Hybridized DG/Mixed Scheme for Nonlinear Advection-Diffusion Systems, Including the Compressible Navier-Stokes Equations ", 50th AIAA Aerospace Sciences Meeting and Exhibit, Nashville, TN, AIAA Paper 12-0729, American Institute of Aeronautics and Astronautics, 2012.
- May, G., Iacono, F., Balan, A.: "Time-Relaxation Methods for High-Order Discretization of Compressible Flow Problems", Proceedings of the International Conference on Numerical Analysis and Applied Mathematics 2011 (ICNAAM‐2011), AIP Conf. Proc. 1389, 903-906 (2011).
- Iacono, F., May, G., Müller, S. and Schäfer, R.: "A Discontinuous Galerkin Discretization with Multiwavelet-Based Grid Adaptation for Compressible Flows", 49th AIAA Aerospace Sciences Meeting and Exhibit, Orlando, FL AIAA Paper 11-0200, American Institute of Aeronautics and Astronautics, 2011.
- Schütz J., May, G.: "A Numerical Study of Adjoint-Based Mesh Adaptation for Compressible Flow Simulation", 49th AIAA Aerospace Sciences Meeting and Exhibit, Orlando, FL, AIAA Paper 11-0213, American Institute of Aeronautics and Astronautics, 2011.
- Schütz J., May, G., Noelle S. : Analytical and Numerical Investigation of the Influence of Artificial Viscosity in Discontinuous Galerkin Methods on an Adjoint-Based Error Estimator, Proceedings of 6th International Conference on Computational Fluid Dynamics (ICCFD), St. Petersburg, Russia, 203-209, Springer, 2011.
- Iacono, F., May, G., Müller S., Schäfer R. : An Adaptive Multiwavelet-Based DG Discretization for Compressible Fluid Flow. Proceedings of 6th International Conference on Computational Fluid Dynamics (ICCFD), St. Petersburg, Russia, 813-822, 2011.
- Iacono, F., May, G., Wang, Z. J.: "Relaxation Techniques for High-Order Discretizations of Steady Compressible Inviscid Flows", 40th AIAA Computational Fluid Dynamics Conference, Chicago, IL, AIAA Paper 10-4991, 2010.
- Iacono, F., May, G., Jameson, A.: "Efficient Algorithms for High-Order Discretization of the Euler and Navier-Stokes Equations", 47th AIAA Aerospace Sciences Meeting and Exhibit, Orlando, FL, AIAA Paper 09-0182, 2009.
- Iacono, F., May, G.: "Convergence Acceleration for Simulation of Steady-State Compressible Flows Using High-Order Schemes", 19th AIAA Computational Fluid Dynamics Conference, San Antonio, TX, AIAA Paper 09-4132, 2009.
- May, G., Jameson, A.: "A Spectral Difference Method for the Euler and Navier-Stokes Equations on Unstructured Meshes", 44th AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2006-0304, January 9-12, 2006, Reno, NV.
- May, G., Jameson, A.: "High-Order Accurate Methods for High-Speed Flow", AIAA-2005-5251, 17th AIAA Computational Fluid Dynamics Conference, Toronto, Ontario, June 6-9, 2005.
- May, G., Jameson, A.: "Improved Gaskinetic Multigrid Method for Three-Dimensional Computation of Viscous Flow", AIAA-2005-5106, 17th AIAA Computational Fluid Dynamics Conference, Toronto, Ontario, June 6-9, 2005.
- May, G., Jameson, A.: "Unstructured Algorithms for Inviscid and Viscous Flows Embedded in a Unified Solver Architecture: Flo3xx", AIAA-2005-0318, 43rd AIAA Aerospace Sciences Meeting & Exhibit, Reno, NV, January 10-13, 2005.
- May, G., Jameson, A.: "Calculating Three-Dimensional Transonic Flow Using a Gas-Kinetic BGK Finite-Volume Method", AIAA-2005-1397, 43rd AIAA Aerospace Sciences Meeting & Exhibit, Reno, NV, January 10-13, 2005.
- May, G., Van der Weide, E., Jameson, A., and Shankaran, S.: "Drag Prediction of the DLR-F6 configuration", AIAA-2004-0396, 42nd AIAA Aerospace Sciences Meeting & Exhibit, Reno, NV, January 5-8, 2004.