Designation: 
Assistant Professor
Department: 
Mathematics
Phone: 
+91 680 2227 754
Academic Details:

  • Assistant Professor: Department of Mathematics, Indian Institute of Science Education & Research, Berhampur, 2017 - Present
  • Post-Doc: Indian Institute of Science Education & Research, Berhampur, 2017
  • Post-Doc.: Indian Statistical Institute Delhi, Advisor: K. R. Parthasarathy, 2016
  • Ph.D.: Indian Institute of Science Education & Research, Mohali, Advisor: Arvind, 2014
  • M.Sc: Institute of Mathematical Science, 2003
Research Interest:

  • Quantum Information and Computation.
  • Matrix Analysis & Application.
  • Information Theory.
  • Quantum probability.
Publications:

  • K. R. Parthasarathy, and Ritabrata Sengupta. On the Kolmogorov-Wiener-Masani spectrum of a multi-mode weakly stationary quantum process. To appear in Comm. Stoch. Anal. Invited article in the special issue to celebrate 80th birth anniversary of Prof. Herbert Heyer. ArXiv:1605.06278[quant-ph], 2016.

  • K. R. Parthasarathy and Ritabrata Sengupta. Exchangeable, stationary and entangled chains of Gaussian states. J. Math-. Phys., 56(10):102203, 11 , 2015.

  • K. R. Parthasarathy and Ritabrata Sengupta. From particle counting to Gaussian tomography. Infin. Dimens. Anal. Quantum Probab. Relat. Top., 18(4): 1550023, 21, 2015.

  • Cecilia Lancien, Otfried Guehne, Ritabrata Sengupta, and Marcus Huber. Relaxations of separability in multipartite systems: Semidefinite programs, witnesses and volumes. Journal of Physics A: Mathematical andTheoretical, 48(50):505302, 2015.

  • R. Sengupta, Arvind and Ajit Iqbal Singh. Entanglement properties of positive operators with ranges in completely entangled subspaces. Phys. Rev. A, 90, 062323, 2014.

  • Marcus Huber and Ritabrata Sengupta. Witnessing genuine multipartite entanglement with positive maps. Phys. Rev. Lett, 113, 100501, 2014.

  • R. Sengupta and Arvind. Extremal extensions of entanglement witnesses and their connections with UPB. Phys. Rev. A, 87, 012318, 2013.

  • R. Sengupta and Arvind. Extremal extensions of entanglement witnesses : Unearthing new bound entangled states. Phys. Rev. A, 84, 032328, 2011.

Honors & Awards:

  • Mathematical Research Impact Centric Support (MATRICS), 2017
Teaching Experiences:

  • MTH-101
  • MTH-102
  • MTH-202
  • MTH-603
  • MTH-605
  • MTH-607