Debashis Gangopadhyay
   Associate Professor








   debashis@bose.res.in
   www.bose.res.in
   Telephone +91-33-2335 5706/07/08
 

Educational Background:

  • Ph.D., Saha Institute of Nuclear Physics, ( Jadavpur University, Kolkata)
  • M. Sc. (Physics) Calcutta University.

    • Professional Background:

  • Associate Professor in Department of Astrophysics and Cosmology, S.N.Bose National Centre for Basic Sciences , Kolkata.
  • Post Doctoral fellow at Bogolubov Laboratory of Theoretical Physics, JINR, Dubna, Moscow, Russia, 1989-1991.
  • Post Doctoral Fellow at Institute of Physics, Bhubaneswar, India, 1987-1989.

    • Important awards and fellowship of academies:

  • National Science Talent Search Scholarship
  • National Scholarship
  • Nominated Life Member of Baba Alauddin Khan Memorial Committee (founded by Ustad Ali Akbar Khan, Smt. Annapurna Devi, Pandit Ravi Shankar)

    • Main area of work

  • Quantum Field Theory
  • Cosmology
  • Statistical Field Theory
  • Quantum Computation
    		•   

      Significant recent publications:

    • Estimating Temperature Fluctuations in the Early Universe-Debashis Gangopadhyay, Gravitation and Cosmology, 16 (2010) 231-238.
    • Logarithm of the Scale Factor as a Generalised Cordinate in a Lagrangian for Dark Matter and Dark Energy- Debashis Gangopadhyay and Somnath Mukherjee, Phys. Lett. B665 (2008) 121-124.
    • The CNOT Quantum Logic Gate Using q-Deformed Oscillators-Debashis Gangopadhyay, Int. Jour. Quant. Inform. 6 (2008) 471-483.
    • Evolution of primordial black holes in Jordan-Brans-Dicke Cosmology- A.S. Majumdar, Debashis Gangopadhyay, L.P.Singh, Monthly Notices of the Royal Astronomical Society 385 (2008) 1467-1470.
    • Spacetime Dependent Lagrangians and Electrogravity Duality- Debashis Gangopadhyay, R.Bhattacharjee,L.P.Singh, Gravitation and Cosmology, 13 (2007) 285-289.
    • Growth Models and Models of Turbulence: A Stochastic Quantisation Perspective- H.S.Samanta, J.K.Bhattacharjee, Debashis Gangopadhyay, Phys. Lett. A353 (2006) 113-115.
    • Quantum Logic Gates with q-Deformed Oscillators- Debashis Gangopadhyay & M.N. Sinha Roy, Int. Jour. Quant. Inform. 4 (2006) 297.
    • Vacuum expectation value of the Higgs Field and Dyon Charge Quantisation from Spacetime Dependent Lagrangians- R.Bhattacharyya and D.Gangopadhyay, Mod.Phys Lett . A18 (2003) 1-10.
    • Spacetime Dependent Lagrangians and Weak-Strong Duality : Sine-Gordon and Massive Thirring Models- R.Bhattacharyya and D.Gangopadhyay, Mod.Phys.Lett. A17(2002) 729-738.
    • Duality in Equations of Motion from Spacetime Dependent Lagrangians- R. Bhattacharyya and D. Gangopadhyay, Modern Physics Letters A15 (2000) 901-911.
    • Duality Invariance of Cosmological solutions with Torsion- D. Gangopadhyay and S. Sengupta , Int. Jour. Mod. Physics A 14 (1999) 4953-4966 .
     
     
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