Current position: Professor-H @HRI in the Physics Division.



Previous Experience (in reverse chronological order):


  1. Associate Professor-G in the Physics Division, Harish-Chandra Research Institute, Allahabad, India, from August 2014 to June 2018.

  2. Reader-F in the Physics Division, Harish-Chandra Research Institute, Allahabad, India, from July 2009 to July 2014.

  3. Assistant Professor in the Department of Physics, Indian Institute of Technology Delhi, India, from November 2008 to July 2009.

  4. Ramon-y-Cajal fellow (a tenure-track position from the Ministry of Science and Innovation, Government of Spain) at ICFO-The Institute of Photonic Sciences, Barcelona, Spain, from January 2008. Resigned from this position in November 2008.

  5. Research fellow with Maciej Lewenstein at ICFO-The Institute of Photonic Sciences, Barcelona, Spain, from December 2006 to December 2007.

  6. Post-doctoral fellow with Maciej Lewenstein at ICFO-The Institute of Photonic Sciences, Barcelona, Spain, from February 2005 to November 2006.

  7. Alexander von Humboldt fellow with Maciej Lewenstein in the Institute for Theoretical Physics, Leibniz University of Hannover, Hannover, Germany, from 01 December 2003 to January 2005. Was at Goethe Institut, Goettingen in December 2003 and January 2004.

  8. Completed my Ph.D. (Doctor of Physics) under the supervision of Ryszard Horodecki in the Institute of Theoretical Physics and Astrophysics, University of Gdansk, Poland. (Title of my thesis: Local indistinguishability of sets of orthogonal states.) I also worked with Marek Zukowski of the same institute.

    Doctoral degree obtained in November 2003.



Current students:


  1. Ahana Ghoshal

  2. Kornikar Sen

  3. Tanaya Ray

  4. Aparajita Bhattacharyya

  5. Priya Ghosh



Co-working HRI postdoc:


  1. Asmita Kumari



DST QuEST members:


  1. Swati Choudhary (Research assistant)

  2. Asam Rajesh (Research associate)



Former students:


  1. Utkarsh Mishra

  2. Asutosh Kumar

  3. Sudipto Singha Roy

  4. Anindita Bera

  5. Sreetama Das

  6. Chirag Srivastava



Journal boards:


  1. IOP SciNotes, Editorial Board member in the subject areas "Physics" and "Mathematics and Computation".

  2. Journal of Physics B: Atomic, Molecular and Optical Physics, International Advisory Board.

  3. Quantum, Editorial board.