Quick Links
Avinash Singh
PhD (University of Illinois at Urbana-Champaign)
Professor, Department of Physics
Research Interest
Correlated Electrons and Quantum Magnetism
Diluted Magnetic Semiconductors
Metallic Ferromagnetism and Ferromagnetic Alloys
Spin-Charge-Orbital Ordering in Manganites
Metal-Insulator Transition
High-Tc Superconductivity
Disordered Electronic Systems
Magnetic Excitations in Iron Pnictides
FB-376,
Department of Physics
IIT Kanpur,
Kanpur 208016
Education
PhD, 1987, University of Illinois at Urbana-Champaign
Thesis Title: Localization and Interaction Effects in Disordered Electronic Systems
Thesis Supervisor: Prof. Eduardo Fradkin
M.Sc., 1981, Banaras Hindu University
B.Sc., 1978, Banaras Hindu University
Selected Publications
Finite U induced Competing Interactions, Frustration, and Quantum Phase Transition in a Triangular-Lattice Antiferromagnet - Avinash Singh Phys. Rev. B 71, 214406 (2005)
Correlation Effects in a Band Ferromagnet: Spin-Rotationally Symmetric Study with Self-Energy and Vertex Corrections - Avinash Singh Phys. Rev. B 74, 224437 (2006)
Spin-Charge and Spin-Orbital Coupling Effects on Spin Dynamics in Ferromagnetic Manganites - Dheeraj Kumar Singh, Bhaskar Kamble, and Avinash Singh J. Phys.: Condens. Matter 22, 396001 (2010)
Orbital Fluctuations, Spin-Orbital Coupling, and Anomalous Magnon Softening in an Orbitally Degenerate Ferromagnet - Dheeraj Kumar Singh, Bhaskar Kamble, and Avinash Singh Phys. Rev. B 81, 064430 (2010) (Featured in Physical Review's "Kaleidoscope")
Spin Waves in the (0,π) and (0,π,π) Ordered SDW States of the t-t' Hubbard Model: Application to Doped Iron Pnictides - Nimisha Raghuvanshi and Avinash Singh J. Phys.: Condens. Matter 22, 422202 (2010) (FAST TRACK COMMUNICATION), Selected for inclusion in IOP Select
Awards & Fellowships
Alexander von Humboldt Research Fellowship, 1997
University of Illinois Fellowship, 1981
Banaras Hindu University Gold Medal in Physics, 1980
Prof. B Dayal Gold Medal in Physics, 1980
National Science Talent Scholarship, 1975
Research Fellowship, Max Planck Institute - Dresden (June 2006 - Sept 2006)
Alexander von Humboldt Research Fellowships:(i) Humboldt University – Berlin (Mar 2006 - May 2006)(ii) University of Augsburg − (June 1997 - July 1998)
Director's commendation for outstanding teaching at IITK - numerous times
Keywords
Correlated Electrons, Quantum Magnetism, Itinerant Magnetism, Spin Waves, Hubbard Model, Ferromagnetic Kondo Lattice Model, Metallic Ferromagnetism, Goldstone Mode, Quantum Corrections