Publications:

• K. Zahn, A. Wille, G. Maret, S. Sengupta, P. Nielaba
  Elastic properties of 2D colloidal crystals from video microscopy
  Phys. Rev. Lett. 90, 155506 (2003).
• W. Strepp, S. Sengupta, and P. Nielaba , Phase transitions of soft
  disks in external periodic potentials: A Monte Carlo study
  Phys. Rev. E  66, 056109 (2002).
  
• W. Strepp, S. Sengupta, P. Nielaba, Phase transitions of hard disks
  in external periodic potentials: A Monte Carlo study, Phys. Rev. E  63,
  46106 (2001).
• J. Chakravarty, H.R. Krishnamurthy, S. Sengupta and A.K. Sood,
  Density Functional Theory of Charge Stabilised Colloidal Suspensions},
  Ordering and Phase Transitions in Charged Colloids,  A.K. Arora
  and B.V.R. Tata, Eds., (VCH Publishers, New York, 1995).
• J. Chakravarty, H. R. Krishnamurthy, A.K. Sood and S. Sengupta,
  Re-entrant Melting in Laser Field Modulated Colloidal Suspensions,
  Phys. Rev. Lett,  75, 2232, (1995).
• S. Sengupta and A. K. Sood, Theory of liquid-bcc-fcc coexistence in
   charge-stabilised colloidal systems, Phys. Rev. A,  44, 1233, (1991).