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» Structure and Dynamics: Spectroscopy and Scattering (SDSS - 2023) » Hybrid Halide Perovskites 2023 » Notice No. 3.032/1032 dated 29.08.2023 on re-constitution of the Management Committee of IACS » Special Campaign 3.0 mandated by DST » DST Notification » Quantum Sensing & Quantum Metrology » A Conference on "Recent Trends In Condensed Matter Physics Related To Quantum Materials" » IACS Colloquium from the School of Physical Sciences by Prof. Anindya Das, Department of Physics, Indian Institute of Science, Bangalore on 23rd February 2024 (Friday) » International Conference on Catalysis (IC²-2024) » 75th Republic Day Celebration at IACS Premises on 26.01.2024 » National Science Day celebration at IACS on 28th February, 2024 » IACS Colloquium from School of Physical Sciences by Prof. Diptiman Sen, IISc Bangalore » SAIS Symposium 2024 on 1st & 2nd March 2024 » Admission to Integrated Bachelor's-Master's Program in Science and Master's/Integrated Master's-Ph.D. Program in Science - 2024 » Appointment of one Sports Officer on purely temporary and contractual basis (in Consultancy mode) initially for a period of two (2) years. » Last date of Applications/Nominations for appointment of Director has been extended up-to 30th April, 2024 » Admission to the joint M.Sc.-Ph.D. Program in “Chemical and Molecular Biology” for the academic year 2024-25 (IACS and IIT-KGP) » Observance of Swachhata Pakhwada-2024 at IACS from May 01,2024 to May 15,2024. » Schedule of Interview for PhD Admission (Autumn Semester 2024) for School of Applied and Interdisciplinary Sciences(SAIS) » Notice for in-operative PAN » Schedule of Interview for PhD Admission (Autumn Semester 2024)for School of Biological Sciences(SBS) » Schedule of Interview for PhD Admission (Autumn Semester 2024)for School of Chemical Sciences(SCS) » Schedule of Interview for PhD Admission (Autumn Semester 2024)for School of Mathematical and Computational Sciences (SMCS) » Schedule of Interview for PhD Admission (Autumn Semester 2024)for School of Physical Sciences (SPS)

Name : Arnab Das

Department : School of Physical Sciences
Designation : Professor
Contact : +91 33 2473 4971 (Ext:2757)
Email :


Quantum systems out-of-equilibrium – both fundamentals and applications:

Externally Driven Quantum Systems:

  • Periodically Driven Closed Quantum Systems (Floquet Quantum Matter)
  • Thermalization /Non-equilibrium Steady Sate
  • Dynamics of Quantum Phase Transitions
  • Quantum State Preservation
  • Many-body Localization
  • Quantum Annealing: Dynamics of an Analog Quantum Computers
Open Quantum Systems:
  • Decoherence and Dephasing of  Quantum Systems 
  • Quantum State Preservation in Presence of External Bath
  • Quantum Noise and in Quantum Devices

Higher Excited Properties of Quantum Many-body Systems

  • Many-body Localization
  • Signature of Equilibrium Quantum Phase Transition in Highly Excited States

Academic Profile

Academic Profile

M.Sc (in Physics): Calcutta University  (2001)

Post Msc (in Physics): Saha Institute of Nuclear Physics (2001-2002)

PhD: Saha Institute of Nuclear Physics, Kolkata, India (2007, Dec)

Post Doctoral Positions:

(i) Abdus-Salam ICTP, Trieste, Italy (2008 Jan- 2010 Jan)
(ii) Los Alamos National Laboratory  Los Alamos, USA (2010 Feb – 2011 Nov.)
(iii) Max-Planck Institute for the Physics of Complex Systems, Dresden, Germany
                                                                                                    (2011 Nov – 2012 Dec)
(1) Assistant Professor, IACS, Kolkata (2012 Dec - 2016 Dec)
(2) Associate Professor, IACS Kolkata (2016 Dec - 2021 Dec)
(3) Present Position: Professor of Physics, IACS, Kolkata (Dec. 2021 – present)



Will be available soon.




Please visit my Google Scholar profile for my publications: