Research Interest

 

Tools

  • Time dependent statistical mechanical theories with long range and microscopic interactions.
  • Molecular Dynamic simulations.

Development

  • Development of new theories and extension of the existing ones to decribe dynamics in supercooled liquids.
  • Dynamics in supercooled liquid regime. Interplay between diffusion and activated motion.
  • Interaction potential and its effect on the dynamics
  • Relation between thermodynamics and dynamics in glassy system.
  • Diffusion through porous medium.

Professional Experience

  • Oct 2014- Present: Principal Scientist (Associate Professor, AcSIR) Polymer Science and Engineering Division, National Chemical Laboratory , Pune, India.
  • Oct 2010- Oct 2014: Senior Scientis (Assintant Professor, AcSIR) Polymer Science and Engineering Division, National Chemical Laboratory , Pune, India.
  • 2010- DST young scientist fellow.
  • (2004-2009) Post doc. at Indian Institute of Science, Bangalore, India, collaborating with Prof. Peter G. Wolynes from UCSD , USA
  • (2002-2003) Post doc. at LMS , California Institute of Technology,Pasadena,U.S.A. with Prof Ahmed Zewail and Prof Zeng Gang Wang
  • (2000-2002) Post doc. at Indian Institute of Science, Bangalore, India
  • (1994-2000) Ph. D (Indian Institute of Science, Bangalore, India. Advisor: Prof. Biman Bagchi)

Selected Publications

Sayantan Acharya, Ujjwal Kumar Nandi And and Sarika Maitra Bhattacharyya , Fickian yet non-Gaussian behaviour: A dominant role of the intermittent dynamics, The Journal of Chemical Physics., 146, 134504 (2017), DOI:http://dx.doi.org/10.1063/1.4979338.

 Ujjwal Kumar Nandi, Atreyee Banerjee, Suman Chakrabarty, and Sarika Maitra Bhattacharyya, Composition dependence of the glass forming ability in binary mixtures: The role of demixing entropy, The Journal of Chemical Physics., 145, 034503 (2016), DOI:http://dx.doi.org/10.1063/1.4958630.

 Atreyee Banerjee, Shiladitya Sengupta, Srikanth Sastry And Sarika Maitra Bhattacharyya, The role of structure and entropy in determining differences in dynamics for glass formers with different interaction potentials, Phys. Rev. Let., 113, 225701 (2014).

 Saroj Kumar Nandi,Sarika Maitra Bhattacharyya, and Sriram Ramaswamy "Mode-coupling glass transition in a fluid confined by a periodic potential” Phy. Rev. E 84, 061501 (2011).

 Sarika Maitra Bhattacharyya,Biman Bagchi, Peter G. Wolynes, “Facilitation, Complexity Growth, Mode Coupling and Activated Dynamics in Supercooled Liquids”. Proc. National Acad. Sciences United States Am. 105, 16077–16082 (2008).

 Sneha Elizabeth Abraham,Sarika Maitra Bhattacharyya,Biman Bagchi, “Energy Landscape, Antiplasticization, and Polydispersity Induced Crossover of Heterogeneity in Supercooled Polydisperse Liquids”. Phy. Rev. Lett. 100, 167801 (2008).

 Sarika M. Bhattacharyya, Zhen-Gang Wang, Ahmed H. Zewail “Dynamics of Water near a Protein Surface” J. Phys. Chem. B., 107, 13218 (2003).

 Sarika Bhattacharyya and Biman Bagchi,"Anisotropic Local Stress and Particle Hopping in a Deeply Supercooled Liquid" Phys. Rev. Lett. 89, 025504-1 (2002).

 

Conferences Attended & Organized

  • Invited speaker in meeting titled "8th International Discussion Meeting On Relaxation in Complex Systems" , Wisla, Poland,  (2017)
  • Invited speaker in Indo-French meeting titled "Plasticity, Rheology and Nonlinear response in Driven Amorphous Solids" , Grenoble, France, (2017)
  • Invited speaker in  meeting titled "Correlation and Disorder in Classical and Quantum Systems " , ICTS, Bangalore, India (2017)
  • Invited speaker in international meeting titled “Viscous liquids and the glass transition", Roskilde Univ, Denmark (2016). 
  • Co-convenor of Complex Fuilds-COMPFLU 2016.
  •  Speaker in "Growing length scale phenomena in condensed matter physics",  JNCASR, Bangalore Oct 2015.
  •  Invited speaker CECAM Germany, July 2015.
  •  Given a seminar at University of Cambridge , May 2015.
  • Speaker in 4th workshop on Dynamics of viscous liquid, France ,May 2015
  • Invited to speak in Soft matter meeting, Hyderabad 2014.
  •  Invited speaker in DCCBS (Dynamics of Complex Chemical and Biological system) ,IIT Kanpur 2014.
  •  Invited speaker in Symposium on Fragility, Bangalore 2014.
  •  Invited to speak in Mumbai-pune soft matter Meeting at IIT Bombay 2013.
  •  Invited to speak in Soft matter meeting, IIT Guwahati 2012.
  •  Oral presentation in the International conference on Unifying Concepts in Glass Transition
  • V, held at Paris, France (2011).
  •  Invited to speak in Bangalore Area Statistical Mechanics meeting 2009.
  •  Invited speaker in TCS, will be held at IISc and JNCASR, Bangalore, India (2008).24
  •  Oral presentation in the International conference on Unifying Concepts in Glass TransitionIV, held at Kyoto, Japan (2008).
  •  Invited speaker in a Symposium, Chemical Dynamics in Complex System, held at
  • Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore, India(2008).
  •  Invited speaker in TCS held in BARC, Mumbai, India (2004).
  •  Presented poster in STATPHYS 22 held in Indian Institute of Science, Bangalore(2004).
  •  Invited speaker in the International conference on Unifying Concepts in Glass TransitionIII, held at Jawaharlal Nehru Centre for Advanced Scientific Research, Bangalore, India (2004).
  •  Presented poster in the International conference on ”Slow Dynamics and Glass Transition”,held at Jawaharlal Nehru Centre for Advanced Scientific Research, Bangalore, India (2002).
  •  Attended the International conference on ”Structure and Dynamics in Complex Chemical Systems”, held at Indian Institute of Science, Bangalore, India (2001).
  •  Presented poster and attended the ”Spring College on Statistical Mechanics and Dynamics of Soft Condensed Matter”, in ICTP, Trieste, Italy (1998).
  •  Presented poster in the International conference on ”Ultrafast Chemical Phenomena”, held at Indian Institute of Science, Bangalore, India (1998).

 Presented poster in the International conference on ”Structure and Dynamics of Materials
in the Mesoscopic Domain”, held at National Chemical Laboratory , Pune, India
(1997).