Home Page of Raka Dasgupta




Assistant Professor

E-mail: dasguptaraka at gmail dot com  |  rdphy at caluniv.ac.in


Academic Qualifications
Ph.D, S. N. Bose National Centre for Basic Sciences, Kolkata, India, 2013
Thesis Title: Pairing and Condensation in Ultracold Quantum Gases
Thesis Supervisor: Prof. Jayanta K. Bhattacharjee
(Degree awarded by Jadavpur University)
M.Sc, Jadavpur University, Kolkata, India, 2006
B.Sc, Jadavpur University, Kolkata, India, 2004

Appointments
Post Doctoral Fellow, Asia Pacific Center for Theoretical Physics, Pohang, South Korea (2012-2015)
Faculty, Dept. of Physics, University of Calcutta (2015-till present)

Research Interests
Condensed Matter Theory and Statistical Physics: Ultracold Fermi and Bose gases, Exotic pairing and novel supefluidity in cold atom systems, Natural and driven dynamics of quantum gases .


Publications
Stability of the breached pair state for a two-species fermionic system in the presence of Feshbach resonance.
Raka Dasgupta, Phys. Rev. A, Volume-80, 063623, December 2009

Stability of a gapless state for population-imbalanced fermionic systems. Raka Dasgupta, Physics Teacher (Quarterly Journal of Indian Physical Society), Volume-51, numbers 3 & 4, July-December 2009

Effects of three-body scattering processes on BCS-BEC crossover. Raka Dasgupta, Phys. Rev. A, Volume-82, 063607, December 2010

Dynamics as a probe for population-imbalanced fermionic systems, Raka Dasgupta and J. K. Bhattacharjee, arXiv:1110.4092v1

Periodic dynamics of fermionic superfluids in the BCS regime. A. Roy, R. Dasgupta, S. Modak, A. Das, K. Sengupta , J. Phys.: Condens. Matter Volume-25, 205703, April 2013

Nonlinear phenomena of ultracold atomic gases in optical lattices , G. Watanabe, B.P. Venkatesh and R. Dasgupta, Entropy, Volume-18, no. 4 , 118 , March 2016

Attraction-induced dynamical stability of a Bose-Einstein condensate in a nonlinear lattice , R. Dasgupta, B. P. Venkatesh, G. Watanabe (submitted)

Presentations in Conferences/ Workshops
APCTP 2014 Workshop on Frontiers of Physics Dec. 20-23, 2014, Muju, South Korea
(TALK : Controlling the Effective Range in Feshbach Resonances in Ultracold Atomic Gases)

Workshop on Intersection of Cold-atomic and Nuclear physics, 12-13 May 2014, APC TP, South Korea (TALK : Controlling the Effective Range in Feshbach Resonances in Ultracold Atomic Gases)

Boulder School for Condensed Matter and Material Physics, 8 July-2 August 2013, University of Colorado Boulder,USA (POSTER: Detecting momentum-space structures in population imbalanced fermionic systems)

"Quo Vadis Bose Einstein Condensation? IV", 21-25 August 2012, Bad Honnef, Germany (POSTER: Dynamics as a probe for population-imbalanced fermionic systems)

Summer School on Low Dimensional Quantum Many-body Systems 16-21 August 2012, Trier, Germany (SHORT TALK and POSTER: Emergence of alternative crossover routes in BCS-BEC crossover )

Condensed Matter Days-2011, 24-26 August 2011 Gauhati University, Gauhati, India (TALK: Effects of Three-body Scattering Processes on the BCS-BEC Crossover)

Workshop on Frontiers in Ultracold Fermi Gases, 6- 10 June 2011 , ICTP - The Abdus Salam International Centre for Theoretical Physics Trieste, Italy (POSTER : Effects of Three-body Scattering Processes on the BCS-BEC Crossover)

STATPHYS-Kolkata VII, November 26 30 2010, SINP, Kolkata, India
(POSTER : Effects of Three-body Scattering Processes on the BCS-BEC Crossover)

"Quo Vadis Bose Einstein Condensation? III", 2-20 August, 2010,
Max Planck Institute for the Physics of Complex Systems Dresden, Germany (POSTER: Stability of the Breached Pair State in the BEC Side of BCS-BEC Crossover)

International School and Conference on Cold Ions and Atoms, 6-21 January 2010, International Centre for Theoretical Sciences, TIFR held at Kolkata-Shankarpur, India (POSTER: Stability of the Breached Pair State for a Population-imbalanced Fermionic System)

Young Physicists' Colloquium, 20-21 August 2009, Indian Physical Society, Kolkata, India (TALK: Stability of a Gapless State for Population-imbalanced Fermionic Systems)

International Conference on Cold Atoms (ICCA) 2008, December 2008 Indian Institute of Science Education and Research (IISER) Kolkata, India (POSTER: Asymmetric Pairing in a Two-Species Fermionic System)





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