Computational materials science - multimillion-atom molecular dynamics studies of shock-induced plasticity, phase transformations, chemical reactions (detonation), friction, and instabilities (Rayleigh-Taylor, Richtmyer-Meshkov).
Computational epidemiology - development of a novel capability for large-scale agent-based simulations of infectious disease outbreaks, used to guide the design of pandemic influenza mitigation strategies.
Computational co-design - assessing tradeoffs in architecture, algorithm, and software stack design space for future exascale scientific application codes and platforms.
DOE Computational Science Graduate Fellowship, 1992 - 1995
NSF Graduate Fellowship (declined), 1992
Professional Societies
Chair, American Physical Society (APS) Division of Computational Physics (DCOMP), 3/2013 to Present
Chair-Elect, APS DCOMP, April 2012 to 3/2013
DOE Advanced Scientific Computing Advisory Committee (ASCAC) Subcommittee on Facilities, 1/2013 to 3/2013
Vice Chair, APS DCOMP, 3/2011 to 4/2012
ASC TriLab Support Team (TST) member for the Purdue Predictive Science Academic Alliance Program (PSAAP) Center, 7/2008 - present.
Institute of Medicine (IOM)/DoD-GEIS Influenza Surveillance and Response Assessment" committee, 11/2006 to 8/2007.
Chair of Nominations Committee, APS Topical Group on Shock Compression of Condensed Matter (GSCCM), 1/2006 to 12/2006
Member of Nominations Committee, APS GSCCM, 1/2005 to 12/2005
Publications
S. Mazevet, F. J. Cherne, R. C. Albers, K. Kadau, and T. C. Germann, Dynamical and transport properties of liquid gallium at high pressures, Phys. Rev. B (submitted).
X. Yu, J. Zhu, S. Du, H. Xu, S. Vogel, J. Han, T. C. Germann, J. Zhang, C. Jin, and Y. Zhao, Neon Hydrate at High Pressure: an in-situ Neutron Diffraction Study, J. Am. Chem. Soc. (submitted).
C. Brandl, T. C. Germann, A. G. Perez-Bergquist, and E. K. Cerreta, Grain boundary motion under dynamic loading: mechanism and large-scale molecular dynamics simulations, Mater. Res. Lett. (submitted).
D. Perez, S. N. Luo, A. F. Voter, and T. C. Germann, Entropic stabilization of nanoscale voids in materials under tension, Phys. Rev. Lett. (submitted).
C. Brandl, T. C. Germann, and A. Misra, Structure and shear deformation of metallic crystalline-amorphous interfaces, Acta Mater. (in press, 2013).
S. J. Fensin, C. Brandl, E. K. Cerreta, G. T. Gray, T. C. Germann, and S. M. Valone, Nanoscale Plasticity at Grain Boundaries in Face-centered Cubic Copper under Shock Loading, JOM (in press, 2013).
A. Hunter, R. F. Zhang, I. J. Beyerlein, T. C. Germann, and M. Koslowski, Dependence of equilibrium stacking fault width in fcc metals on the γ-surface, Mod. Sim. Mat. Sci. Eng. 21, 025015 (2013).
R. F. Zhang, T. C. Germann, J. Wang, X.-Y. Liu, and I. J. Beyerlein, Role of interface structure on the plastic response of Cu/Nb nanolaminates under shock compression: non-equilibrium molecular dynamics simulations, Scripta Mat. 68, 114–117 (2013).
V. Dupont and T. C. Germann, Strain rate and orientation dependencies of the strength of single crystalline copper under compression, Phys. Rev. B 86, 134111 (2012).
A. G. Perez-Bergquist, E. K. Cerreta, C. P. Trujillo, G. T. Gray III, C. Brandl, and T. C. Germann, Transmission electron microscopy study of the role of interface structure at 100/111 boundaries in a shocked copper multicrystal, Scripta Mat. 67, 412–415 (2012).
R. F. Zhang, J. Wang, I. J. Beyerlein, A. Misra, and T. C. Germann, Atomic-scale study of nucleation of dislocations from fcc-bcc interfaces, Acta Mat. 60, 2855–2865 (2012).
E. K. Cerreta, J. P. Escobedo, A. Perez-Bergquist, D. D. Koller, C. P. Trujillo, G. T. Gray III, C. Brandl, and T. C. Germann, Early Stage Dynamic Damage and the Role of Grain Boundary Type, Scripta Mat. 66, 638–641 (2012).
X.-Y. Liu, B. P. Uberuaga, M. J. Demkowicz, T. C. Germann, A. Misra, and M. Nastasi, Mechanism for recombination of radiation-induced point defects at interphase boundaries, Phys. Rev. B 85, 012103 (2012).
W. Z. Han, Q. An, S. N. Luo, T. C. Germann, D. L. Tonks, and W. A. Goddard III, Deformation and spallation of shocked Cu bicrystals with Σ3 coherent and symmetric incoherent twin boundaries, Phys. Rev. B 85, 024107 (2012).
G. Dimonte, G. Terrones, F. J. Cherne, T. C. Germann, V. Dupont, K. Kadau, W. T. Buttler, D. M. Oro, C. Morris and D. L. Preston, Use of the Richtmyer-Meshkov instability to infer yield stress at high-energy-densities, Phys. Rev. Lett. 107, 264502 (2011).
