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Ratna Koley

Designation: Assistant Professor
Qualification: Ph. D. (IIT Kharagpur)
Email id: ratna.koley@gmail.com
Research Area:

High Energy Physics and Theoretical Astrophysics
Membership of Professional Bodies:

Life Member of Indian Association for General Relativity and Gravitation (IAGRG)
Important Publications:
  1. Scalar Kaluza-Klein modes in a multiply warped braneworld, Europhysics Letters 91, 31001 (2010)
  2. Fermion localisation in generalised Randall Sundrum model, Physical Review D (Rapid Commn.) 79, 041902 (2009)
  3. Modulus stabilization of generalized Randall Sundrum model with bulk scalar field, Europhysics Letters 85, 41001 (2009)
  4. Chiral fermions in a spacetime with multiple warping, Physical Review D 78, 045005 (2008)
  5. Braneworlds in six dimensions: new models with bulk scalars, Classical and Quantum Gravity 24 (2007) 79
  6. A novel braneworld model with a bulk scalar field, Physics Letters B 623 (2005) 244
  7. Bulk phantom fields, increasing warp factors and fermion localisation, Modern Physics Letters A5 (2005) 363
  8. Scalar kinks and fermion localisation in warped spacetimes, Classical and Quantum Gravity 22 (2005) 753
Selected Visits and Talks:
  • Invited talk at 2nd Bethe Center Workshop: Cosmology meets Particle Physics, Germany, 2010
  • Visit to the Theoretical High Energy Physics Group at Physikalisches Institut, University of Bonn, Germany, 2010 and 2011
  • Invited talk and visit at Harish-Chandra Research Institute (HRI) , Allahabad, India, 2009
  • Invited talk at the Workshop PWED at IIT, Kharagpur, India, 2008
Teaching Experience:
  • Refresher Course tutorial for College Teachers at IUCAA on “Introduction to General Relativity”
  • Electrodynamics Tutorial and Physics Experiments for M.Sc. Course at I.I.T. Kharagpur
  • Special Relativity, Mathematical Methods, Elementary Particles, Optics, Quantum Mechanics, Physics Experiments for B.Sc. Course at Bethune College
Major Research Project:

Project Title: Gravity, cosmology and phenomenology in higher dimensions
Sponsor: Department of Science and Technology (DST), India
Principal Investigator: Ratna Koley Status: Completed