Prof. Devki N. Talwar

Prof. Devki N. Talwar

Department of Physics,

Indiana University of Pennsylvania, USA

Professor and Chair



1970–1976  Ph.D., Condensed Matter Physics, Allahabad University, Allahabad, India

1968–1970  M.Sc., Physics, Electronics, Agra University, India

1966–1968  B.Sc., Physics, Chemistry and Mathematics, Agra University, India


  1. Devki N. Talwar, Tzuen-Rong Yang, Zhe Chuan Feng, P. Becla, Infrared reflectance spectra in II-VI alloys and superlattices, Physical Review B (2011).
  2. Direct evidence of LO phonon-plasmon coupled modes in n-GaN, Devki N. Talwar, Applied Physics Letters, 97, 051902 (2010).
  3. Optical and vibrational properties of Be-Zn chalcogenides alloys and superlattices,     Devki N. Talwar, Physical Review B82, 085207 (2010).
  4. Surface plasmon resonance due to the interface of a metal and chiral sculptured thin film, T. H. Gilani, N. Dushkina, W. L. Freeman, M. Z. Numan, D. N. Talwar and D. P. Pulsifer, Optical Engineering, 49, 120503 (2010).
  5. Studying the microscopic clusters involving N in dilute GaIn(Al)NAs alloys, Devki N. Talwar, Joshua Wood, and Feng Zhou, Physica Status Solidii C6, 202 (2009).
  6. Chemical bonding of nitrogen in dilute InAsN and high In-content GaInAsN, D. N. Talwar, Phys. Stat. Solidii 4, 674 (2007).
  7. Assessment of microscopic lattice structures in dilute (AlGaIn)NAs laser maetials by local mode spectroscopy and numerical simulations, D. N. Talwar, J. Appl. Phys. 99, 12505 (2006).
  8. Understanding spectroscopic phonon-assisted defect features in CVD grown 3C- SiC/Si(100) by modeling and simulation, Devki N. Talwar and Z. C. Feng, Comput. Mat. Sci. 30, 419 (2004).