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Varga, Kalman
Associate Professor of Physics

Research Information

Computational nanoscience, Density functional theory, Transport calculations, Quantum Monte Carlo calculations, Stochastic variational method, Time dependent density functional theory, Quantum dots, Molecular dynamics simulations.


Selected Publications

Conductance of kinked nanowires. Cook, BG; Varga, K, APPLIED PHYSICS LETTERS, 98, 052104 , (2011)

Multidomain decomposition approach to time-dependent density functional calculations. Goncharov, VA; Varga, K, PHYSICAL REVIEW B, 83, 035118 , (2011)

Biexciton in magnetic fields. Varga, K, FEW-BODY SYSTEMS, 47, 65-71 , (2010)

Boron induced charge traps near the interface of Si/SiO2 probed by second harmonic generation. Park, H; Qi, JB; Xu, Y; Varga, K; Weiss, SM; Rogers, BR; Lupke, G; Tolk, N, PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, 247, 1997-2001 , (2010)

Calculation of transmission probability by solving an eigenvalue problem. Bubin, S; Varga, K, JOURNAL OF PHYSICS-CONDENSED MATTER, 22, 465306 , (2010)

Configuration and conductance evolution of benzene-dithiol molecular junctions under elongation. Sergueev, N; Tsetseris, L; Varga, K; Pantelides, S, PHYSICAL REVIEW B, 82, 073106 , (2010)

Convergence in quantum transport calculations: Localized atomic orbitals versus nonlocalized basis sets. Driscoll, JA; Varga, K, PHYSICAL REVIEW B, 81, 115412 , (2010)

Multidomain decomposition approach to large-scale electronic structure calculations. Varga, K, PHYSICAL REVIEW B, 81, 045109 , (2010)

Origin of Colossal Ionic Conductivity in Oxide Multilayers: Interface Induced Sublattice Disorder. Pennycook, TJ; Beck, MJ; Varga, K; Varela, M; Pennycook, SJ; Pantelides, ST, PHYSICAL REVIEW LETTERS, 104, 115901 , (2010)

Photon energy threshold for filling boron induced charge traps in SiO2 near the Si/SiO2 interface using second harmonic generation. Park, H; Xu, Y; Varga, K; Qi, JB; Feldman, LC; Lupke, G; Tolk, N, APPLIED PHYSICS LETTERS, 97, 202105 , (2010)

Characterization of boron charge traps at the interface of Si/SiO2 using second harmonic generation. Park, H; Qi, J; Xu, Y; Varga, K; Weiss, SM; Rogers, BR; Lupke, G; Tolk, N, APPLIED PHYSICS LETTERS, 95, 062102 , (2009)

First-principles calculations of electron mobilities in silicon: Phonon and Coulomb scattering. Restrepo, OD; Varga, K; Pantelides, ST, APPLIED PHYSICS LETTERS, 94, 212103 , (2009)

Positron Scattering and Annihilation from the Hydrogen Molecule at Zero Energy. Zhang, JY; Mitroy, J; Varga, K, PHYSICAL REVIEW LETTERS, 103, 223202 , (2009)

Quantum transport calculations using complex absorbing potentials. Varga, K, PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, 246, 1407-1412 , (2009)

R-matrix calculation of Bloch states for scattering and transport problems. Varga, K, PHYSICAL REVIEW B, 80, 085102 , (2009)

Semiconductor point defect concentration profiles measured using coherent acoustic phonon waves. Steigerwald, A; Xu, Y; Qi, J; Gregory, J; Liu, X; Furdyna, JK; Varga, K; Hmelo, AB; Lupke, G; Feldman, LC; Tolk, N, APPLIED PHYSICS LETTERS, 94, 111910 , (2009)

The Role of Atomic Displacements in Ion-Induced Dielectric Breakdown. Beck, MJ; Puzyrev, YS; Sergueev, N; Varga, K; Schrimpf, RD; Fleetwood, DM; Pantelides, ST, IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 56, 3210-3217 , (2009)

Time-dependent density-functional study of field emission from tipped carbon nanotubes. Driscoll, JA; Varga, K, PHYSICAL REVIEW B, 80, 245431 , (2009)

Calculation of self-energy matrices using complex absorbing potentials in electron transport calculations. Driscoll, JA; Varga, K, PHYSICAL REVIEW B, 78, 245118 , (2008)

Description of positron-hydrogen resonances using the stochastic variational method. Varga, K; Mitroy, J; Mezei, JZ; Kruppa, AT, PHYSICAL REVIEW A, 77, 044502 , (2008)

Development of a confined variational method for elastic scattering. Zhang, JY; Mitroy, J; Varga, K, PHYSICAL REVIEW A, 78, 042705 , (2008)

Elastic scattering using an artificial confining potential. Mitroy, J; Zhang, JY; Varga, K, PHYSICAL REVIEW LETTERS, 101, 123201 , (2008)

Solution of few-body problems with the stochastic variational method II: Two-dimensional systems. Varga, K, COMPUTER PHYSICS COMMUNICATIONS, 179, 591-596 , (2008)

Charged exciton resonances in two and three dimensions. Mezei, JZ; Kruppa, AT; Varga, K, FEW-BODY SYSTEMS, 41, 233-244 , (2007)

Generalized Bloch theorem for complex periodic potentials: A powerful application to quantum transport calculations. Zhang, XG; Varga, K; Pantelides, ST, PHYSICAL REVIEW B, 76, 035108 , (2007)

Positronic complexes with unnatural parity. Bromley, MWJ; Mitroy, J; Varga, K, PHYSICAL REVIEW A, 75, 062505 , (2007)

Quantum transport in molecules and nanotube devices. Varga, K; Pantelides, ST, PHYSICAL REVIEW LETTERS, 98, 076804 , (2007)

Lagrange-function approach to real-space order-N electronic-structure calculations. Varga, K; Pantelides, ST, PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, 243, 1110-1120 , (2006)

Stability of few-charge systems in quantum mechanics. Armour, EAG; Richard, JM; Varga, K, PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 413, 1-90 , (2005)

"Lagrange functions": A family of powerful basis sets for real-space order-N electronic structure calculations. Varga, K; Zhang, ZY; Pantelides, ST, PHYSICAL REVIEW LETTERS, 93, 176403 , (2004)

Critical layer thickness in Stranski-Krastanow growth of Ge on Si(001). Varga, K; Wang, LG; Pantelides, ST; Zhang, ZY, SURFACE SCIENCE, 562, L225-L230 , (2004)

Description of nuclei in terms of their substructures. Lovas, RG; Varga, K; Suzuki, Y, ACTA PHYSICA HUNGARICA NEW SERIES-HEAVY ION PHYSICS, 19, 305-308 , (2004)

Island shape selection in Pt(111) submonolayer homoepitaxy with or without CO as an adsorbate. Wu, J; Wang, EG; Varga, K; Liu, BG; Pantelides, ST; Zhang, ZY, PHYSICAL REVIEW LETTERS, 89, 146103 , (2002)


Phone: 615-343-9278
Email: kalman.varga@vanderbilt.edu
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