Nirmalya Ghosh

Professor
Dept: Physical Sciences (DPS), Center of Excellence in Space Sciences, India (CESSI)
E-mail: nghosh [at] iiserkol.ac.in
Personal homepage: Click Here

Research Interest:
 

Optical Physics and Nano-photonics: Basic studies on surface plasmon resonance, Plasmonic Fano resonances,Spin-Orbit interaction of light in micro and nano scale optical systems, Quantitative polarimetry in nano-plasmonics, Weak measurements in optics,Polarization Optics: Basic theoretical and experimental studies on polarization (Mueller matrices, Stokes vectors, Jones matrices) and coherence characteristics of scattered light in complex optical systems. Biophotonics: Develop novel optical & spectroscopic methods for probing biological systems and other complex systems, explore applications in diagnostics and imaging.

Academic Background:

  1. PhD (Physics), RRCAT, Indore (Raja Ramanna Centre for Advanced Technology), 2005

Positions:

  1. Professor, IISER Kolkata ( - )
  2. Associate Professor, IISER Kolkata, India (2014 - 2018)
  3. Assistant Professor, IISER Kolkata, India (2009 - 2013)
  4. Post Doctoral fellow, University of Toronto, Canada (2007 - 2009)
  5. Scientist E, RRCAT, Department of Atomic Energy, India (2004 - 2009)
  6. Scientist D, RRCAT, Department of Atomic Energy, India (2000 - 2004)
  7. Scientist C, RRCAT, Department of Atomic Energy,India (1998 - 2000)

Selected Publications:

  1. Pal, Mandira; Saha, Sudipta; B.S., Athira; Dutta Gupta, Subhasish and Ghosh, Nirmalya. 2019."Experimental probe of weak value amplification and geometric phase through the complex zeros of the response function." Physical Review A, 99, 032123
  2. Singh, Ankit Kumar; Ray, Subir Kumar; Chandel, Shubham; Gupta, Angad; Pal, Semanti; Mitra, Partha and Ghosh, Nirmalya. 2018."Tunable Fano resonance using weak measurements with asymmetric spectral response as natural pointer." Physical Review A, 97, 053801
  3. Singh, Ankit Kumar; Saha, Sudipta; Dutta Gupta, Subhasish and Ghosh, Nirmalya. 2018."Transverse spin in the scattering of focused radially and azimuthally polarized vector beams." Physical Review A, 97, 043823
  4. ray, Subir Kumar; Chandel, Shubham; Singh, Ankit Kumar; Kumar, Abhishek; Mandal, Arpita; Misra, Subhradeep; Mitra, Partha and Ghosh, Nirmalya. 2017."Polarization-Tailored Fano Interference in Plasmonic Crystals: A Mueller Matrix Model of Anisotropic Fano Resonance." ACS Nano, 11, 1641
  5. Chandel, Shubham; Soni, Jalpa; Ray, Subir Kumar; Das, Anwesh; Ghosh, Anirudha; Raj, Satyabrata and Ghosh, Nirmalya. 2016."Complete polarization characterization of single plasmonic nanoparticle enabled by a novel Dark-field Mueller matrix spectroscopy system." Scientific Reports, 6, 26466

All Publications: Click Here