Bhavtosh Bansal

Associate Professor
Dept: Physical Sciences (DPS)
E-mail: bhavtosh [at]
Personal homepage: Click Here

Research Interest:

Semiconductor physics, spectroscopy and dynamics of excitons, dynamics of phase transitions, physics in high magnetic fields, pulsed magnets

Academic Background:

  1. PhD (Physics), Department of Physics (Indian Institute of Science, Bangalore), 2005


  1. Associate Professor, IISER Kolkata (current)
  2. Postdoctoral Fellow, High Field Magnet Laboratory, Nijmegen, The Netherlands (2007 - 2009)
  3. Postdoctoral Fellow, Catholic University Leuven, Belgium (2005 - 2006)
  4. Postdoctoral Fellow, Tata Institute of Fundamental Research, Mumbai, India (2004 - 2005)

Selected Publications:

  1. Mukhuti, Kingshuk; Sinha, Sudip; Sinha, Subhasis and Bansal, Bhavtosh. 2021."Dissipation-induced symmetry breaking: Emphanitic transitions in lead-and tin-containing chalcogenides and halide perovskites." Applied Physics Letters, 118, 162111
  2. Kundu, Satyaki; Bar, Tapas; Nayak, Rajesh Kumble and Bansal, Bhavtosh. 2020."Critical Slowing Down at the Abrupt Mott Transition: When the First-Order Phase Transition Becomes Zeroth Order and Looks Like Second Order." Physical Review Letters, 124, 095703
  3. Bar, Tapas; Choudhary, Sujeet Kumar; Ashraf, Md. Arsalan; Sujith, K. S.; Puri, Sanjay; Raj, Satyabrata and Bansal, Bhavtosh. 2018."Kinetic Spinodal Instabilities in the Mott Transition in V2O3: Evidence from Hysteresis Scaling and Dissipative Phase Ordering." Physical Review Letters, 121, 045701
  4. Bhattacharya, Rupak; Mondal, Richarj; Khatua, Pradip; Rudra, Alok; Kapon, Eli; Malzer, Stefan; Doehler, Gottfried; Pal, Bipul and Bansal, Bhavtosh. 2015."Measurements of the Electric Field of Zero-Point Optical Phonons in GaAs Quantum Wells Support the Urbach Rule for Zero-Temperature Lifetime Broadening." Physical Review Letters, 114, 047402
  5. Khatua, Pradip; Bansal, Bhavtosh and Shahar, Dan. 2014."Single-Slit Electron Diffraction with Aharonov-Bohm Phase: Feynman’s Thought Experiment with Quantum Point Contacts." Physical Review Letters, 112, 010403

All Publications: Click Here