Credit:
1. B. Choudhury and V.K. Tewary (Series Editors): “Handbook of Nano-Metamaterials” (Springer Nature, Singapore; Volume Editors - B. Choudhury, V.K. Tewary, and K. Kanth Varikuntla) 2025.
Figure 1: Snapshot of normalized atomic displacements associated with a propagating elastic in graphene (From Tewary and Garboczi, see Reference 1 in the list of significant papers below).
Research Activities
- CHIPS project on Causal Green's function simulations of phonons for multiscale/multiphysics modeling of thermal transport in gate-all-around transistors in collaboration with Newell Moser and Ashima Rawat.
- Quantum materials; two-dimensional materials - graphene and beyond; multiscale modeling of nanostructures; crystal defects; phonons; semiconductors.
- Special interest: Lattice, continuum, and multiscale Green's functions.
- Originated Green's function method for lattice statics, and for multiscale modeling of static and time-dependent processes in nanostructures.
Research Publications
Four books, including edited books, and about 150 papers, including 15 review articles and book chapters.
A. Books including edited books
- B. Choudhury and V.K. Tewary (Series Editors): “Handbook of Nano-Metamaterials” (Springer Nature, Singapore; Volume Editors - B. Choudhury, V.K. Tewary, and K. Kanth Varikuntla) 2025.
- V.K. Tewary and Y. Zhang (Editors); “Modeling, characterization, and production of nanomaterials: Electronics, Photonics, and Energy Applications” (Elsevier, Amsterdam, Totally Revised and Updated Second Edition) 2023.
- V.K. Tewary and Y. Zhang: “Modeling, characterization, and production of nanomaterials” (Elsevier, Amsterdam) 2015.
- V.K. Tewary; Mechanics of Fiber Composites (John Wiley, New York) 1979.
B. Significant Papers including review articles
- V.K. Tewary and E.J. Garboczi: “Multiscale Green’s functions for modeling graphene and other Xenes” in “Modeling, Characterization and Production of Nanomaterials; Elsevier, Amsterdam” Edition 2 (2023), Edited by V. K. Tewary and Yong Zhang.
- V.K. Tewary and E.J. Garboczi: Semi-discrete Green’s function for solution of anisotropic thermal/ electrostatic Boussinesq and Mindlin problems: Application to two-dimensional material systems, Engineering Analysis with Boundary Elements 110 (2020) 56–68.
- V.K. Tewary and E.J. Garboczi; Green’s function formulation of conductivity of anisotropic two-dimensional materials containing metallic inclusions: Application to phosphorene; Physics Letters; A384 (2020) Article number 126851.
- V.K. Tewary and E.J. Garboczi; Lattice Green’s Function for Multiscale Modeling of Strain Field Due to a Vacancy or Other Point Defects in Graphene; Materials Research Advances; Published online August 2020; DOI: 10.1557/adv.2020.326.
- V. R. Coluci, S. O. Dantas, and V. K. Tewary: Generalized Green’s function molecular dynamics for canonical ensemble simulations, Physical Review, E97, 053310 (2018).
- A. Smolyanitsky and V. K. Tewary, Numerical simulation of nanoscale systems and materials in Modeling, Characterization and Production of Nanomaterials (V. K. Tewary and Y. Zhang, eds.), Elsevier, Amsterdam, 2015, p. 87-111.
- L. Rast and V. K. Tewary, Nanophononics: From Quantum Confinement to Collective Interactions in Metamaterial Heterostructures in Modeling, Characterization and Production of Nanomaterials (V. K. Tewary and Y. Zhang, eds.), Elsevier, Amsterdam, 2015, p. 351-370.
- L. Rast, T.J. Sullivan, and V.K. Tewary: Stratified graphene/noble metal systems for low-loss plasmonic applications, Physical Review B87, Article 045428 (2013).
- A. Smolyanitsky, J.P. Killgore, and V.K. Tewary: Effect of elastic deformation on frictional properties of few-layer graphene, Physical Review B85, Article 035412 (2012).
- V.K. Tewary: Phenomenological interatomic potentials for silicon, germanium, and their binary alloy; Physics Letters A 375, 3811 (2011).
- V.K. Tewary: Extending the time scale in molecular dynamics: propagation of ripples in graphene, Physical Review (Rapid Communications) B80, Article 161409R (2009). This formulation accelerates the convergence of the conventional molecular dynamics by several (6-8) orders of magnitude.
- V.K. Tewary and Bo Yang: Singular behavior of the Debye Waller factor of graphene, Physical Review B79, Article 125416 (2009).
- V.K. Tewary: Multiscale Green’s-function method for modeling point defects and extended defects in anisotropic solids, Physical Review B69, Article 094109 (2004).
- V.K. Tewary: Green's function method for lattice statics; Advances in Physics, 22, 757 (1973). This paper laid the foundation of the Lattice Statics Green’s Function as the zero-frequency limit of the phonon Green’s function.
Administrative/Academic Responsibilities at NIST
- Leading a CHIPS project on Causal Green's function simulations of phonons for multiscale/multiphysics modeling of thermal transport in gate-all-around transistors (in association with Newell Moser).
- Group Leader of Materials Characterization group until about 2014.
- Project Leader of the MRD projects on Green's function methods for nanomaterials
- Project Leader of the SIMA (Systems Integrated Manufacturing Agency) project on library of Green's functions.
- Project Leader of the project on "Modeling and characterization of combinatorial libraries"; ATP (Advanced Technology Program) project on bridging the length scales.
- Created and led a group on Green's functions at the NIST CTCMS (Center of Theoretical and Computational Materials Science). Formed and led a consortium of researchers and teachers from several universities and industries. Helped setting up a digital library of Green's functions in a project sponsored by NSF in association with Kent State University.
Professional Activities
- Editor-in-Chief of CMC (Computers, Materials, and Continua) published by Tech. Science; until about 2012. Now a member of their Editorial Board.
- Guest Editor of a special issue of the CMES (Computer Modeling in Engineering and Science) on Computational Mechanics of Nanomaterials, March 2008.
- Member of the Editorial Board of the journal CMES (Computer Modeling in Engineering and Sciences).
Organization of Symposia and Workshops
- Years 2003-2017: Symposia on Multiscale Modeling of Nanostructures at the ICCES (International Conference on Computational Engineering and Science) in various parts of the world such as Corfu (Greece), Madeira (Portugal), Chennai (India), Miami, Seattle, and Honolulu (USA), Phuket (Thailand), and in South Korea and China.
- Mini symposium on Green's function/Molecular Dynamics method for Modeling of Quantum Nanostructures at the USNCTAM (United States National Congress on Theoretical and Applied Mechanics) at Boulder- 2006.
- Poster Session at the International Nanomechanics Workshop at Asilomar, California, 2004.
- NIST Workshop on Digital Library of Elastic and Thermal Green's Functions for Research, Industrial, and Educational Applications at Boulder, 2002.
- NIST/CTCMS Workshop on Digital Library of Green's Functions Gaithersburg, 1998.
- Symposium on Elastic Wave propagation at SIAM (Society for Industrial and Applied Mathematics) Conference at Golden, 1998.
- NIST/CTCMS Workshop on Green's Functions and Applications at Boulder, 1994.
Committee Memberships
- Member of various NIST committees such as Library Advisory Committee, NIST Research Advisory Committee at different times.
- Member of the Organizing Committee of the ICCES (International Conference on Computational Engineering and Science) conferences in the years 2003-2017.
- Member of the International Organizational Committee for IWPSD (International Workshop on Physics of Solid-State Devices) in the years 2005-2013.
- Member of the International Organizational Committee for International Conference on Nanomaterials at Lucknow, India in the years 2013 and 2017.
- Member of the Organizing Committee of the International Nanomechanics Workshop at Asilomar, California, July 2004.
Invited Technical Lectures
- More than 20 invited lectures at various International Conferences in the USA, UK, Greece, Portugal, France, Germany, India, China, South Korea, Thailand.
- Gave a prestigious 4- hour tutorial talk at the MRS Spring Meeting in Phoenix in 2016.