• S. Govindarajan, T. Jayaraman and T. Sarkar, World sheet approaches to D-branes on supersymmetric cycles, Nucl. Phys. B580 (519) 2000.

• P. Ramadevi, T. Sarkar, On link invariants and topological string amplitudes, Nucl. Phys. B 600 (487) 2001.

• S. Govindarajan, T. Jayaraman and T. Sarkar, On D-branes from gauged linear sigma models, Nucl. Phys. B593 (155) 2001.

• T. Sarkar, G. Sengupta, B. N. Tiwari, On the thermodynamic geometry of BTZ black holes, JHEP 0611 (015) 2006.

• D. Dey, K. Bhattacharya, T. Sarkar, Galactic dark matter and Bertrand space-times, Phys. Rev. D87 103503 (2013).

• P. K. Kelkar fellowship IIT Kanpur 2009 – 2012.

• IRCC Research & Industrial Consultancy Award, IIT Bombay : Best Paper award of 2006 (Paper reviewed by Nobel Laureate).

• Editorial Board Member of ISRN High Energy Physics (Hindawi).

• Invited Lead Guest Editor for the Special Issue titled ``Information Geometry: from Black Holes to Condensed Matter Systems,'' published by Advances in High Energy Physics (impact factor : 3.5).

• Director's citation for teaching excellence for five different UG and PG courses including core course (twice) and core tutorial.

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