Vasant Natarajan
Professor
Department of Physics
Indian Institute of Science, Bangalore

Academic qualification: B.Tech. (IIT, Madras); Ph.D. (MIT, Cambridge)


Telephone Nos.

• Office:        +91-80-2360 2237, +91-80-2293 3341
• Lab:           +91-80-2293 2717
• Residence: +91-80-2360 2842
• E-mail:       vasant@physics.iisc.ernet.in
  
• See my laboratory and research
  

Research interests and activities:

High-resolution spectroscopy; Absolute frequency measurements; Quantum optics; Hyperfine-structure measurements; Laser cooling and trapping of atoms; Search for electric dipole moment using laser-cooled Yb atoms as a test of time-reversal symmetry violation; Ion trapping and its use in quantum computation; Optical tweezers and trapping of single RBCs.


Awards and Honors

1. Swarnajayanti Fellowship of the Department of Science & Technology for the period 2006-2011.
2. Homi Bhabha Fellowship awarded by the Homi Bhabha Fellowships Council for the period 2007-2009.
3. Elected to Sigma-Xi Honor Society of USA in 1993.

Recent Publications (Complete list on my laboratory website)

64. Sapam Ranjita Chanu, Alok K. Singh, Boris Brun, Kanhaiya Pandey, and Vasant Natarajan, "Subnatural linewidth in a strongly-driven degenerate two-level system", Opt. Commun. 284, 252 (2011).




63. Harish Ravishankar, Sapam Ranjita Chanu, and Vasant Natarajan, "Chopped nonlinear magneto-optic rotation: A technique for precision measurementsa', Europhys. Lett. 94, 53002 (2011).




62. Kanhaiya Pandey, K. D. Rathod, Sambit Bikas Pal, and Vasant Natarajan, "Role of population transfer under strong probe conditions in electromagnetically induced transparency", Opt. Commun. 284, 252 (2011).




61. Alok K. Singh, Lal Muanzuala, and Vasant Natarajan, "Precise measurement of hyperfine structure in the ²P_1/2 state of ⁷Li using saturated-absorption spectroscopy", Phys. Rev. A 82, 042504 (2010).




60. Kanhaiya Pandey, K. D. Rathod, Alok K. Singh, and Vasant Natarajan, "Atomic fountain of laser-cooled Yb atoms for precision measurements", Phys. Rev. A 82, 043429 (2010).




59. Vishal Saraogi, P. Padmapriya, Apurba Paul, Utpal S. Tatu, and Vasant Natarajan, "Change in spectrum of Brownian fluctuations of optically-trapped red blood cells due to malarial infection", J. Biomed. Opt. 15, 037003 (2010).




58. Kanhaiya Pandey, K. D. Rathod, Sambit Bikas Pal, and Vasant Natarajan, "Magnetic trapping of Yb in the metastable ³P₂ state", Phys. Rev. A 81, 033424 (2010).




57. M. Ummal Momeen, G. Rangarajan, and Vasant Natarajanm, "Transient response of nonlinear magneto-optic rotation in a paraffin-coated Rb vapor cell", Phys. Rev. A 81, 013413 (2010).




56. Kanhaiya Pandey, Alok K. Singh, P. V. Kiran Kumar, M. V. Suryanarayana, and Vasant Natarajan, ''Isotope shifts and hyperfine structure in the 555.8-nm ¹S₀ → ³P₁ line of Yb'', Phys. Rev. A 80, 022518 (2009).




55. S. M. Iftiquar and Vasant Natarajan, ''Line narrowing of electromagnetically induced transparency in Rb with a longitudinal magnetic field'', Phys. Rev. A 79, 013808 (2009).

Recent theses:

1. Umakant D. Rapol, "Towards precision spectrocopy using laser-cooled atoms" (April 2003).
2. Ayan Banerjee, "Precise frequency measurements of atomic transitions" (April 2004).
3. Dipankar Das, "High-precision optical frequency metrology (July 2007).
4. Kanhaiya Pandey, "Laser cooling and trapping of Yb towards high-precision measurements (July 2010).