People
Prof. Sunil’s research group at Complex Fluids Lab is focused on understanding the structure and dynamics of soft and biological materials through theoretical modelling and computer simulations
Prof. P. B. Sunil Kumar
Complex Fluids Lab
Major focus areas of the group
Morphology of biological membranes
chromatin structure and dynamics
Active polymers
Structural changes of polymer films on external stimulation
Current research topics
Reversible shape morphism of Vapour-responsive polymer films
Multiscale modelling of chromatin assembly and dynamics
Tumbling dynamics of single active polymer in shear flow
Active membrane recycling induced morphology changes in vesicles
Polymer models for Chromatin organization
Current members
Siji S Saju
Research Scholar - Active Polymers
I started my PhD in 2017 at IIT Palakkad, focusing on the field of active polymers. Prior to this, I completed my MSc in Physics and BSc in Physics from the University of Kerala, Thiruvananthapuram.
Ritu Raj
Research Scholar -Active Membrane, Polymer models for Chromatin organization
I joined PhD in 2023. I work on computational modeling of chromatin. I completed my bachelors from BIT Mersa, Ranchi and Masters from IIT Patna.
Akash Singh
Research Scholar -Membrane Biophysics, Polymer Physics
I joined the PhD program in 2023, focusing on active membranes. I completed my MSc at IIT Mandi and my BSc at Calcutta University.
Ajinkya S. Wadile
Research Scholar
I joined the PhD program in 2024. I completed my BSc from Mumbai University and MSc from NIT Trichy. I am working on liquid–liquid phase separation in polymers.
Rupam Rakshit
Research Scholar
I joined the Physics Department as a PhD student in January 2025. My research focuses on molecular dynamics simulations, with a current emphasis on lipid membranes.
Anasuya
External PhD student
I am an ML Systems Engineer and began my part-time PhD in 2026. I completed my BSc from St. Xavier’s College, Mumbai, and my MSc from NIT Surathkal. My research focuses on using machine learning to infer interatomic potentials.
Lokesh Soni
Postdoc
Current research: Chromatin organisation and dynamics.
Past members
Aathira Murali
Research Scholar
I am currently working as a Post-Doc at Micron Technology, India. I completed my PhD at IIT Palakkad, focusing on stimuli-responsive polymers, from 2017 to 2024. Prior to my PhD, I earned my MSc and BSc in Physics from Christ College, Irinjalakuda, Kerala.
Sandeep Mathew
Research Scholar- Stimuli responsive polymers
I am a PhD student specializing in membrane biophysics and polymer physics. My current research focuses on computational modeling of biological membranes and their interactions with nanoparticles and polymers.
Dr. Monika Choudhary
Post Doc
Brief bio and research topic
Dr. Shubhendu
Post Doc
Brief bio and research topic