Name Dr. G. Raghavan
DesignationProfessor and Director
Highest Qualification
Total Citations395
Office Tel No. 02024304311
Mobile 02024304311
Home page

(Brief Description / Abstract) :

G. Raghavan, presently working as Professor and Director for School of Quantum Technology, DIAT (D.U.), Pune. Before joining the DIAT, he worked at the Department of Atomic Energy, Government of India. He obtained his M.Sc in Physics from National College, Trichy, and Ph.D. (Physics)  from Indian Institute of Science, Bangalore, in 2001.


  • 2001: Ph.D. (Physics) Indian Institute of Science, Bangalore
  • 2002-2003, Visiting Scientist, KFA, Juelich, Germany
  • 1986: M.Sc (Physics) from National College, Trichy

Professional Experience (Institution, Position and Period):

  • January, 2021 onwards: Director, School of Quantum Technology, Prof. DIAT, Pune 

  • 1987-1991: Reactor Physicist, Nuclear Power Corporation

  • 1991-2020: Department of Atomic energy

Research Domains:

  • Quantum Information,

  • Quantum metrology,

  • Quantum computing,

  • Quantum optics,

  • Ultra-fast laser spectroscopy,

  • Materials Science

Specific Projects:

Research Collaborations:

Ph.D Thesis Supervision:

M.Tech. Dissertation Supervision:

Summer/Winter Internships From other institutions Supervision:

Other Supervision:

Research Publications from 2010 to 2020:

Books Total Journals Articles Articles published in SCOPUS / Web of Science Index Journals Books Chapter Articles published in the Conference Volumes Registered Patent

Research Publications:

Journal Articles:

In 2021

  • Realization of doubly inhomogeneous waveplates for structuring of light beams, B Radhakrishna, G Kadiri, G Raghavan JOSA B 38 (6), 1909-191, 2021
  • Wavelength-adaptable effective q-plates with passively tunable retardance Radhakrishna Bettegowda, Gururaj Kadiri∗& Gopalan Raghavan,  Nature Scientific Reports

In 2019

  • Designing inhomogeneous wave retarder exhibiting spatial variation in retardance, Radhakrishna B, Gururaj K, G. Raghavan, Light matter interaction at nanoscale, LMIN-2019, Kalpakkam
  • Entanglement distillation of bipartite polarization entangled state using a single polarizing Mach-Zehnder interferometer, P. Dhilipan, K. Srinivasan and G. Raghavan, SCOP, 2019, Physical Research laboratory, Ahmedabad.

In 2018

  • Fano resonance between coherent acoustic phonon oscillations and electronic states near the  bandgap of photoexcited GaAs M.Vinod, G. Raghavan & V. Sivasubramanian Nature,Scientific Reports 8(1) · December 2018,

In 2017

  • Spin flip of multiqubit states in discrete phase space, K. Srinivasan, G. Raghavan, Journal of Physics A: Mathematical and theoretical, 50, 8.(2017),doi.org10.1088/1751-8121/aa5194

In 2018

In 2016

  • Stokes vector and its relationship to Discrete Wigner Functions of multiqubit states, K. Srinivasan,  G. Raghavan, Physics Letters A, 380 (2016), 2589.

In 2015

  • Characterizing decoherence through discrete Wigner function, K. Srinivasan, B. Radhakrishna, G. Raghavan, Young Quantum, HRI, Ahmedabad (2015)
  • Computing concurrence directly from the discrete Wigner function, B. Radhakrishna, K. Srinivasan and G. Raghavan, Allahabad, Young Quantum, HRI (2015)

In 2010

  • Generalization of the detailed fluctuation theorem for Non-Hamiltonian Dynamics, K. Gururaj, G. Raghavan and M.C. Valsakumar, arXiv, :1007.3071v1, 2010.

Book Chapters:

Conference Papers:

Research/Review Submitted/Under Review:

Any Publications Submitted/Under Review:

Invited Talks:

  • Key note address on Quantum Computation. Presidency College, Chennai
  • HRI, Invited talk on Manipulation of OAM states, sessions chair, International Symposium, HRI
  • SSPL/DRDO, InvitedTalk, Optical Quantum Computation, SSPL, SSPL, Delhi
  • DRDO, Keynote speaker, and sessions chair. Keynote address, Roadmap to Quantum Technology, DRDO, Delhi
  • DRDO, Invited talk
  • DIAT-International Symposium, Invited Talk
  • Invited talk-Quantum Key Distribution, National symposium, Pondicherry Uni
  • Invited talk-Ultra-fast pump-probe Spectroscopy, National workshop, Pondicherri Uni
  • Invited talk on Quantum Computation, National Science Day, ChiefGuest, Anurag, Hyderabad ANU
  • Invited talk, National symp Krishnammal college
  • Invited talk Keynote speaker, IITDM,Kanchi, TN IITDM
  • Key Note Speaker on Foundation day-Quantum Communication, Society For Electronic Transactions, Sets, Chennai
  • Key Note Address, Quantum Technology, Centre For Artificial Intelligence and Robotics, Bengaluru


Awards/Scholastic Achievements:

Government Funded Projects:

Any Other:

Academic society affiliation

  • Materials Research Society Of India (Life Member)
  • Indian Physics Association (Life Member)