Membrane research Group at CSIR-CSMCRI


The home of world's thinnest polymer nanofilm membrane

Dr. Santanu Karan

Senior Scientist and SERB-Ramanujan Fellow

Membrane Science and Separation Technology (MS & ST ) division, CSIR-Central Salt and Marine Chemicals Research Institute (CSIR-CSMCRI), Gijubhai Badheka Marg, Bhavnagar - 364002, Gujarat, INDIA.

Assistant Professor, Academy of Scientific and Innovative Research (AcSIR), Ghaziabad, Uttar Pradesh 201002, INDIA.

Email (O): santanuk[at]csmcri[dot]res[dot]in

Email (P): santanukaran[at]gmail[dot]com; sk.nanofilmlab[at]gmail[dot]com

Twitter: SantanuKaran15

ResearchGate Google Scholar


  • Senior Scientist at CSIR-CSMCRI (Jan 2018 - till date)

  • SERB - Ramanujan Fellow at CSIR-CSMCRI (Oct 2016 - Oct 2021).

Editorial role:

Topic editor “Advances in high-performance nanofiltration membranes for ionic and molecular separation in water treatment

Call is now open for submission of manuscripts.

Education and research experience:

  • Postdoctoral Research Associate, Chemical Engineering Department, Imperial College London (with Prof. Andrew Livingston) (2012 - 2016).

  • Postdoctoral Research Associate, Research Center for Functional Materials, National Institute for Materials Science (NIMS), Tsukuba, Japan (with Prof. Izumi Ichinose) (2008 - 2012).

  • Ph. D. (Physics), Indian Association for the Cultivation of Science, Kolkata, West Bengal, India (2003 - 2008).

  • M. Sc. (Physics), Jadavpur University, Kolkata, West Bengal, India (2001 - 2003).

Research interests:

  • Interfacial Instabilities and kinetics

  • Polymer Nanofilms

  • Separation Membranes

  • Reverse Osmosis

  • Nanofiltration

  • Organic Solvent Nanofiltration

  • Roll-to-roll fabrication of composite membranes

  • Making spiral-wound modules

Awards and recognition:

  • Amongst Top 2% scientists (year-wise) in the world ranking brought out by Elsevier BV, Stanford University, 2021.

  • International Leading Young Scientist: Society for Polymer Science Japan, May 2021.

  • Amongst Top 2% scientists (year-wise) in the world ranking brought out by Elsevier BV, Stanford University, 2020.

  • Frontispiece Cover Page of Advanced Materials: Advanced Materials, 30, 1705973, 2018.

  • SERB-Ramanujan Fellowship: [Nov 2016 – Nov 2021] Dept. of Science and Technology, Govt. of India

  • Institution of Chemical Engineers (IChemE) Global Award: Shortlisted for Research Project Award, August 2015.

  • Imperial College Press Release: 'Crumpled' Filter Has Potential to Slash Energy Consumption in Industry, June 2015.

  • RSC Chemistry World News: Ultra-Thin Membranes for Solute Separation, June 2015.

  • The Chemical Engineer (IChemE) tce today News: New membrane is ultra-thin and super-strong, July 2015.

  • The Chemical Engineer (IChemE) tce Innovations: Crumpled membrane offers superstrong separation, Sept. 2015.

  • Perspective in Science Magazine: by Prof. V. Freger, Outperforming nature's membranes, Science, 348, 1317, 2015.

  • Energy & Environment Management News: Science Breakthrough – The Power of Wrinkles, June 2015.

  • Society of Chemical Industry's magazine, Chemistry & Industry: More Efficient Filtration, August 2015.

  • World industrial reporter: Crumpled Filter Could Greatly Reduce Energy Consumption in Industries, June 2015.

  • Membrane Technology Journal: Feature article in Issue 10, Pages 7, October 2015.

  • Chemical Processing News: Crumples Boost Separation, August 2015.

  • BP Global News: The Science behind Ultra-Thin Membranes, December 2015

  • Web News:, Phys.ORG, Science Daily, Innovation Toronto, Headlines & Global News, etc. June 2015.

  • Frontispiece Cover Page of Advanced Functional Materials: Advanced Functional Materials 24 (30), 4728-4728, 2014

  • Best Paper Award on Membrane Science and Engineering [2013]: Awarded by European Membrane Society.

  • NIMS Press Release: Development of High-Performance Filtration Membranes Enabling Oil Purification, Jan 2012.

  • IOP Asia-Pacific News: Diamond-like carbon, Jan 2012.

  • Chemical & Engineering News (C&EN): Carbon Crafted Into Membranes, Jan 2012.

  • Television Broadcasting: Diamond-Like Carbon Membrane, NHK, Japan, Feb 2012.

  • Web and Printed News: Google, Yahoo, BBC, Business & Technology, Nanotechweb, Physicsworld, etc., Jan 2012.

  • Perspective in Science: by D. R. Paul, Creating New Types of Carbon-Based Membranes, Science, 335, 413, 2012.

  • Conference chair: Euromembrane 2015, Session- Nanofiltration III, September 6th – 10th, 2015, Aachen, Germany.

  • Conference chair: The Network Young Membrains 14 Conference, 20th – 22nd September 2012, Imperial College London, UK.

Keynote lectures:

Nanofilm Composite Membranes for Ultrafast Solvent Permeation, 10th June 2016, IChemE Fluid separations – Special Interest Group, Swansea University, UK.

Sub-10 nm Polyamide Nanofilms with Ultrafast Solvent Transport for Molecular Separation, Euromembrane 2015, 6th – 10th September 2015, RWTH Aachen University, Aachen, Germany (Jointly with Prof. Andrew Livingston).

Invited talks:

Polymer nanofilm composite membranes for ionic and molecular separation, International workshop on water purification technologies, arsenic removal from groundwater and integrated water management, 28-30 June, 2022, CSIR-CSMCRI and NAM S&T Centre, Bhavnagar, Gujarat, India.

Ultrathin polymer nanofilm composite membranes for ionic and molecular separation, An Invited lecturer of International Leading Young Scientist, Society for Polymer Science Japan, 70th Annual Meeting, 26th May 2021 (via online).

Polymer nanofilm membranes with ultrafast liquid transport used for molecular separation, One Day International Webinar entitled “Water: The Elixir of Life (from physics of water bonding to upcoming technology for water treatment), 9th August 2020, Department of Physics in co-ordination with the IQAC, Hooghly Women’s College, The University of Burdwan, West Bengal, India.

Microporous carbon and polymer nanofilms with ultrafast solvent transport for molecular separation, 2nd May 2016, CBE Graduate Seminar, King Abdullah University of Science and Technology, Saudi Arabia.

Creating Ultrathin Nanosheets of Diamond-Like Carbon: An Innovative Step Towards Super Permeable Membrane, 4th December 2012, Surface & Nanoanalysis Group, National Physical Laboratory, Teddington, Middlesex, UK.

Free-Standing Carbon Nanosheets for Ultrafast Oil Filter: Purification on a Molecular Level, 29th June 2012, Central Salt and Marine Chemical Research Institute (CSMCRI), Bhavnagar, Gujrat, India.

Nanofibrous Composite Films Prepared from Metal Hydroxide Nanostrands and Anionic Compounds, 6th April 2009, First International Conference on Nanostructured Materials and Nanocomposites (ICNM 2009), Institute of Macromolecular Science and Engineering, Kottayam, Kerala, India.

Santanu Karan

Senior Scientist

Membrane Science and Separation Technology (MS & ST ) division,
CSIR-Central Salt and Marine Chemicals Research Institute (CSIR-CSMCRI),
Gijubhai Badheka Marg, Bhavnagar - 364002, Gujarat, INDIA