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  • 12:21 AM, Wednesday, 14 Apr 2021

Department of Earth and Space Sciences
Samir Mandal, Ph.D.
Associate Professor & Head
Fax:+91-471-2568462 /

  • Ph.D. Indian Centre for Space Physics, Kolkata
  • M.Sc. Calcutta University, Kolkata

  • Post Doctoral Fellow at Ben-Gurion University, Israel.
  • Fast Track Young Scientist (DST).
  • Visiting Fellow at Max Planck Institute for Astrophysics, Munich, Germany.
  • Post Doctoral Fellow (ISRO RESPOND and ASTROSAT Project) at Indian Centre for Space Physics, Kolkata.
  • Research Fellow at Indian Centre for Space Physics, Kolkata.

Research Work / Area

Accretion physics; studies of radiation spectrum of galactic as well as extra-galactic black hole systems; Gamma ray bursts; Background simullation for X-ray detectors.

Selected Publications:
  1. S. Mandal & S. K. Chakrabarti, On the Evolution of Accretion Rates in Compact Outburst Sources, ApJ Letter, 2010, 710, L147
  2. S. Mandal & D. Eichler, How unusual is XRF 060218?, ApJ Letter (accepted), 2010
  3. S. Mandal & S. K. Chakrabarti, Spectrum of two-component flows around a super-massive black hole: an application to m87, ApJ. Letter, 2008, 689, L17
  4. D. Debnath, Sandip K. Chakrabarti, A. Nandi & S. Mandal, Spectral and timing evolution of GRO J1655-40 during its outburst of 2005, Bull. Astr. Soc. India, 2008,36(4), 151
  5. S. K. Chakrabarti & S. Mandal, Spectral properties of shocked accretion flows- a self-consistent study, Astrophysics & Space Science, 2007, 309, 163
  6. S. Mandal & S. K. Chakrabarti, Spectral fit of Cygnus X-1 in high energy, Astrophysics & Space Science, 2007, 309, 305
  7. S. K. Chakrabarti & S. Mandal, The spectral properties of shocked two-component accretion flows in the presence of synchrotron emission, ApJ Letter, 2006, 642(1), 49
  8. S. Pal, S. K. Chakrabarti, A. Kraus & S. Mandal, Broadband radio spectrum of SS433, Bull. Astr. Soc. India, 2006, 34, 1
  9. S. Mandal & S. K. Chakrabarti, Signatures of accretion shocks in broadband spectrum of advective flows around black holes, Int. J. Mod. Phys. D, 2005, 14(6), 933
  10. S. Mandal & S. K. Chakrabarti, Identification of shocks in the spectra from black holes, Astrophysics & Space Science, 2005, 297, 269
  11. S. Mandal & S. K. Chakrabart, Accretion shock signatures in the spectrum of two-temperature advective flows around black, Astronomy & Astrophysics, 2005, 434, 839
  12. S. K. Chakrabarti, M. Saha, R. Khan, S. Mandal, K. Acharya & R. Saha, Possible detection of ionospheric disturbances during the Sumatra-Andaman islands earthquakes of December, 2004, Ind. J. of Radio and Space Phys., 2005, 34, 314
  13. S. Mandal & S. K. Chakrabarti, Emitted Radiation From a Two Temperature Advective Flow Around Black Holes, Ind. J. Phys., 2004, 78(B), 145
  14. S. K. Chakrabarti, K. Acharya, B. Bose, S. Mandal, A. Chatterjee, N. M. Nandi, S. Pal & R. Khan, Monitoring of Sudden Ionospheric Disturbances (SID) from Kolkata (INDIA), Ind. J. Phys., 2003, 77B(2), 173
  15. S. K. Chakrabarti, A. Nandi, S. Manickam, S. Mandal & A. R. Rao, Spectral signature of mass loss from (and mass gain by) an accretion disk around a black hole, ApJ. Letter, 2002, 579, 21L
International Conferences/ Seminars and talks delivered:
  1. Advanced School and Conference on Sources of Gravitational Waves at ICTP, Italy, Sept. 2003
  2. Visited Institute Service d’Astrophysique du CEA/Saclay, France, Aug. 2003
  3. Visited Observatoire Astronomique de Strasbourg, France, Aug. 2003
  4. Visited Osservatorio Astronomico di Brera, Merate, Italy, Sept. 2003
  5. The Multi-Messenger Approach to Unidentified Gamma-ray Sources at Universitat de Barcelona, Spain, July 2006
  6. 3rd Italian-Sino Workshop on Relativistic Astrophysics at ICRAnet, Pescara, Italy, July 2006
  7. Eleventh Marcel Grossmann Meeting on General Relativity at Freie Universitat, Berlin, Germany, July 2006