Dr. Brajesh Kumar Mani

Dr. Brajesh Kumar Mani
Assistant Professor
Indian Institute of Technology Delhi
Hauz Khas, New Delhi-110016
Tel:+91-11-2659 6389 (O)
bkmani[at]physics.iitd.ac.in

Research interest:

  • First-principles electronic structure calculations for condensed matter systems
  • Development of effective Hamiltonian based models for perovskite ferroics
  • Molecular Dynamics and Monte Carlo simulations
  • Precision atomic structure calculations
  • Discrete symmetry violations in heavy atoms and ions
  • Development of relativistic coupled-cluster based methods and applications to atomic systems

Professional experience:

  • Assistant Professor at Department of Physics, Indian Institute of Technology Delhi, New Delhi, India (since December 2015).
  • Postdoctoral Research Associate at Department of Physics, University of South Florida, Tampa, Florida, USA (Jan 2012 to Dec 2015).
  • Postdoctoral Fellow at Physical Research Laboratory, Ahmedabad, Gujarat, India (Jan 2011 to Jan 2012)
  • PhD in Atomic Many-Body Physics from Physical Research Laboratory, Ahmedabad, Gujarat, India (July 2005 to Jan 2011).
  • MSc in Physics from D. D. U. Gorakhpur University, Gorakhpur, Uttar Pradesh, India (July 2001 to July 2003).

Selected list of publications:

  1. S. Lisenkov, B. K. Mani, E. Glazkova, C. W. Miller and I. Ponomareva: Scaling law for electrocaloric temperature change in antiferroelectrics, Scientific Reports 6, 19590 (2016).
  2. C.-M. Chang, B. K. Mani, and I. Ponomareva: Prediction of electromagnons in antiferromanetic ferroelectrics from first-principles: The case of BiFeO3, Ferroelectrics 494 (2016).
  3. B. K. Mani, C.-M. Chang, S. Lisenkov, and I. Ponomareva: Critical thickness for antiferroelectricity in PbZrO3, Phys. Rev. Lett. 115, 097601 (2015).
  4. B. K. Mani, S. Lisenkov, and I. Ponomareva: Finite-temperature properties of antiferroelectric PbZrO3 from atomistic simulations, Phys. Rev. B 91, 134112 (2015).
  5. C.-M. Chang, B. K. Mani, S. Lisenkov, and I. Ponomareva: Thermally Mediated Mechanism to Enhance Magnetoelectric Coupling in Multiferroics, Phys. Rev. Lett. 114, 177205 (2015).
  6. K. McCash, B. K. Mani, C.-M. Chang, and I. Ponomareva: The role of mechanical boundary condition in the soft-mode dynamics of PbTiO3, J. Phys.: Condens. Matter 26, 435901 (2014).
  7. B. K. Mani, C.-M. Chang, and I. Ponomareva: Atomistic study of soft-mode dynamics in PbTiO3, Phys. Rev. B 88, 064306 (2013).
  8. S. Lisenkov, B. K. Mani, C.-M. Chang, J. Almand and, I. Ponomareva: Multicaloric effect in ferroelectric PbTiO3 from first principles, Phys. Rev. B 87, 224101 (2013).
  9. B. K. Mani and D. Angom: Fock-space relativistic coupled-cluster calculations of two-valence atoms, Phys. Rev. A 83, 012501 (2011).
  10. B. K. Mani and D. Angom: Atomic properties calculated by relativistic coupled-cluster theory without truncation: Hyperfine constants of Mg+, Ca+, Sr+, and Ba+ , Phys. Rev. A 81, 042514 (2010).