Nithyanandan Thyagarajan (Nithya) Graduate Student
Email:	t_nithyanandan@astro.columbia.edu
Office:	1410 Pupin Physics Laboratories
Office#:	+1 (212) 854 - 6865
Fax:	+1 (212) 854 - 8121

Research Interests:
- Observational Cosmology
- Radio Surveys
- Radio Interferometry and Instrumentation
- Deconvolution and Image Processing Algorithms
- Dynamics and Evolution of Clusters and Galaxies
- Epoch of Reinonization and Neutral Hydrogen
- Observational Astronomy

These interests are yet to be well defined.

Background:
- (2004-present) Graduate studies: Pursuing PhD, Astronomy Department, Columbia University.
- (2000-2004) Under-graduate studies: B.Tech, Department of Electrical Engineering, IIT Madras, India. (Specialization: Image Processing, Signal Processing)
- (1998-2000) DAV Boys Senior Secondary School, Gopalapuram, Madras, India.
- (1986-1998) DAV-BHEL School, Ranipet, Tamil Nadu, India.

Research Experience:
- (May 2002-July 2002) Gravitational Waves in the Linearized Theory of Gravitation, with Prof. Bala R.Iyer, RRI, Bangalore, India.
- (May 2003-July 2003) Understanding NNLS algorithm for Deconvolution in Radio Interferometry, with Prof. Rajaram Nityananda, NCRA, Pune, India.
- (2003-2004) NNLS: Feasibility and Performance for the Deconvolution of Radio Interferometry data, with Prof. Rajaram Nityananda (NCRA) and Dr. Harishankar Ramachandran, IIT-Madras, India.
- (2004-2005) HI in Perseus cluster using data from the WSRT, with Prof. Jacqueline van Gorkom (Department of Astronomy, Columbia University).
- (2005-2006) Angular Diameter vs. Redshift Relation in Cosmology using Double-lobed Quasars from the FIRST survey, with Prof. David J. Helfand (Department of Astronomy, Columbia University).

A brief discussion of current research projects will follow.