Subhankar Roy

Subhankar Roy

Assistant Professor

MSc (Gauhati) PhD (Gauhati)

High Energy Physics

Department of Physics
Gauhati University, Guwahati, 781014

  • M.Sc , Gauhati University
  • Ph.D,  Gauhati University
  • Qualified NET, CSIR


Dr. Subhankar Roy

Department of Physics, Gauhati University

Gopinath Bardoloi Nagar, Guwahati-14


  • Mathematical Physics (Sem-I), Quantum Mechanics (Sem I)
  • High Energy Physics/ Quantum Field Theory (Sem III)
  • Advanced Mathematical Physics (Semester-III)
  • Advanced Quantum Mechanics (Semester-IV)
  • Gauge theory of Particle Physics (Semester-IV)


  • Neutrino Physics (Phenomenology)
  • Quantum Mechanics

  • Stability of the neutrino parameters and self complementarity relation with varying SUSY breaking scale: K. S Singh, S.Roy, N.N Singh, Phys.Rev. D97 (2018) no.5, 055038, arXiv:1802.09784 [hep-ph],  DOI: 10.1103/PhysRevD.97.055038
  • Leptogenesis in quasi-degenerate neutrino mass models with non-zero theta13:
    M. Bora, S. Roy, N. N Singh,
    Canadian Journal of Physics, 2018, Vol. 96, No. 1 : pp. 71-80,
  • Modulated Bimaximal neutrino mixing: S.Roy, N. N Singh, Phys.Rev. D92 (2015) no.3, 036001;  arXiv:1603.07972 [hep-ph]; DOI:10.1103/PhysRevD.92.036001 .
  • Mixing angle as a function of neutrino mass ratio: S.Roy, N. N Singh, Phys.Rev. D91 (2015) no.9, 096003; arXiv:1603.07474 [hep-ph]; DOI:10.1103/PhysRevD.91.096003 .                           
  • The Cabibbo angle as universal seed for parametrization: S. Roy, N. N Singh, S. Morisi, J.W.F  Valle, Phys.Lett. B748 (2015) 1-4,   arXiv:1410.3658 [hep-ph]  DOI: 10.1016/j.physletb.2015.06.052
  • Bi-Large neutrino mixing with charged lepton correction:  S. Roy, N. N Singh; Indian J.Phys. 88 (2014) no.5, 513-519, arXiv:1211.7207 [hep-ph],  DOI: 10.1007/s12648-014-0446-1
  • A model-independent investigation on quasi-degenerate neutrino mass models and their significance: S. Roy, N. N Singh;  Nucl.Phys. B877 (2013) 321-342,  arXiv:1603.07246 [hep-ph], 10.1016/j.nuclphysb.2013.10.011