Sagar Mitra

Sagar Mitra

Professor

sagar.mitra@iitb.ac.in; sagar.mitra@ese.iitb.ac.in

Academic Background:

  • Ph.D, Indian Institute of Science, Bangalore, India in 2004
  • Postdoc at Universite of Jules Verne and University of Paul Sabatier, France 2004-2006
  • Principal Electrochemist at Replisaurus Technologies AB, Kista, Sweden (2006-2009)

Contact Address:

Department of Energy Science and Engineering, IIT Bombay, Powai Mumbai 400 076, India Office: DESE-ESED Building (7th Floor, Room No 705)

+91-22-25767849(Off.)


http://www.ese.iitb.ac.in/~ECEL

Research Interest:

  • Lithium ion Battery, electrode materials, electrolyte, fabrication
  • Na-ion batteries, electrode materials, fabrication
  • Metal Sulphur Batteries for large scale storage
  • Solid-State Batteries; Hybrid Ionic electrolyte
  • Commercial scale battery research
  • Lithium ion battery analysis

Courses Offered:

  • Introduction to Energy System Engineering
  • Renewable Technologies
  • Thermodynamics and Energy Conversion
  • Electrochemistry
  • Chemistry for Energy Science
  • Electrochemistry of Fuel cells
  • Electrochemical Energy Storage
  • Non conventional Energy Resources

List of Publications:

  1. 146. Coupled influence of infiltration temperature of sulfur and carbonate electrolyte on LiS battery Performance; Manisha Patro, Nadeema Ayasha, Jay Soni, Rajesh Kumar Sahu, Soma Banik, Sagar Mitra; J. Energy Storage, 156,121590, 2026.
  2. 145. A Hybrid Bilayer Design to Control Lithium Nucleation and Dendrite Growth in Lithium Metal Batteries; Ashwin P.V, S Sau, N Seal, A Bano, Sagar Mitra; ACS Applied Materials & Interfaces; accepted in Feb 2026.
  3. 144.A Hybrid Bilayer Design to Control Lithium Nucleation and Dendrite Growth in Lithium Metal Batteries; S Sau, N Seal, A Bano, S Mitra; ACS Applied Materials & Interfaces 18 (6), 10574-10589, 2026.
  4. 143. Boosting Solid-State Sodium Battery Performance via Co-Sintering of Layered Iron, Manganese Based Oxide Cathode and NASICON Electrolyte; by Pratima Kumari; Ajit Kumar; Harshita Lohani; Aakash Ahuja; Abhinanda Sengupta; and Sagar Mitra; J. Power Sources; accepted on 6th Nov 2025.
  5. 142. Tuning Interphase Composition in Sodium-Ion Batteries via Co-Solvent Selection and Anion-Driven Solvation Shell Engineering; Harshita Lohani, Amreen Bano, Arpita Ghosh, Ajit Kumar, Dhruv Kumar, Pratima Kumari, Dan Thomas Major, and Sagar Mitra; Small Methods, accepted on 30th Oct 2025.
  6. 141.Upcycling zinc carbon battery waste: A circular approach to next-gen high-performance lithium-ion battery electrodes; Yash kumar Patel, Supriya Sau, Bansiben Vagadiya, Sagar Mitra, Indrajit Mukhopadhyay; Chemical Engineering Journal, 524,169551, 2025.
  7. 140.Preventing chemo-mechanical degradation of high voltage cathode and Li metal anode by amorphous lithium silicon oxide coating and hybrid solid electrolytes; by Supriya Sau; Ayan Mukherjee; Shishir Kumar Singh; Jit Ghosh; P V Ashwin; Govind Kumar Mishra; Abhinanda Sengupta; Rajendra Kumar Singh; Dmitry Bravo-Zhivotovskii; Malachi Noked, Sagar Mitra, J. Power Sources, accepted on 14th August 2025.
  8. 139.Enhanced Stability and Performance of High-Voltage LNMO Cathodes with Dual-Anion Niobium Oxyfluoride Coating; Aakash Ahuja, Sri Harsha Akella, Abhinanda Sengupta, Pratima Kumari, Malachi Noked, and Sagar Mitra, Small Nano, Micro; accepted on 28th July 2025.
  9. 138.Design and Scaling Hybrid Hard Carbon Electrodes to Balance Energy and Power Performance in Sodium-Ion Batteries; K Bhawana; Manoj Gautam; Govind Kumar Mishra; Dhruv Kumar, Sagar Mitra, J. Power Sources, Accepted on 21st July 2025.
  10. 137. Impact of Composite Cathode Architecture Engineering on the Performance of All-Solid-State Sodium Batteries" by Kumari, Pratima; Kumar, Ajit; Lohani, Harshita; Ahuja, Aakash; Sengupta, Abhinanda; Mitra, Sagar; ACS Applied Materials & Interfaces, accepted in May 2025
  11. 136. A self-supported nickel pseudo-intermetallic alloy electrocatalyst for overall water splitting; Naznin Shaikh, Supriya Sau, Sagar Mitra,Indrajit Mukhopadhyay, Abhijit Ray; Cell Reports Physical Science 6, 102369, January 15, 2025.
  12. 135. Amorphous Blue Phase Liquid Crystal Gelation Modulated by Functionalized CdSe/ZnS Quantum Dots: Implications for Oil Recovery; by Nurjahan Khatun; Vimala Sridurai;Supriya Sau; Deepak Kumar Tamudia; Arun Roy; Sagar Mitra; Geetha G. Nair; ACS Applied Nano Materials; accepted on Jan 8, 2025.
  13. 134. Enhancing High-Voltage LNMO Cathode performance in Li-metal batteries via Anionic Electrolyte Additive-Integrated CEI Engineering; Aakash Ahuja, Ajit Kumar, Khorsed Alam, Harshita Lohani, Abhinanda Sengupta, Pratima Kumari, Kritika Thapliyal, Dan T. Major, Sagar Mitra; Advanced Functional Materials, Accepted on 1st Nov. 2024.
  14. 133. Operando X-ray spectroscopy study on a high-voltage cathode and 3D polymer-Li-conducting solid electrolyte interface for dendrite-free solid-state lithium metal batteries; by Supriya Sau; S. K. Srivastava; Archana Sagdeo; Manas Ranjan Panda; Sagar Mitra; J. Power Sources, accepted on 3rd Oct 2024.
  15. 132.Pristine NASICON electrolyte: A High Ionic Conductivity and Enhanced Dendrite Resistance through Zirconia (ZrO2) impurity-free Solid-Electrolyte Design; Pratima Kumari, Ajit Kumar, Harshita Lohani, Aakash Ahuja, Abhinanda Sengupta, and Sagar Mitra; accepted in Small Methods, 28th August 2024.
  16. 131.Relationship between Silicon percentage in Graphite Anode to Achieve High Energy Density Lithium-ion Batteries" by Gautam, Manoj; Mishra, Govind; Bhawana, K; Kalwar, Chhotelal; Dwivedi, Deeksha; Yadav, Anshu; Mitra, Sagar; Accepted in ACS Applied Materials & Interfaces, 16th August 2024.
  17. 130. Fluorine Rich Borate Salt Anion Based Electrolyte for High Voltage Sodium Metal Battery Development by Harshita Lohani, Dale T. Duncan, Xueping Qin, Pratima Kumari, Mega Kar, Abhinanda Sengupta, Aakash Ahuja, Arghya Bhowmik, and Sagar Mitra; accepted in Small, 7th June 2024.

Work Experience:

  • Indian Institute of Technology Bombay from March 2009
  • "Principal Electrochemist" at Replisaurus Technologies, Sweden (2006-2009)
  • Post Doctoral Fellow at UPS and UJV, France (2004-2006)

Current Students:

  • Bhawana;Zarrin; Aswin PV; Manisha Patro; Chottelal;Deeksha; Jit; Saikat;
  • Graduated: Alok, Uttam, Sudeep (Best Thesis Award), Sonal (co-guide), Pavan S. Veluri (Best Thesis Award), Shivani, Swoumiya,Manohar, Ananta Sarkar (Best Thesis Award),Arpan (co-guide), Md. Furquan (Best Thesis Award), Antara Chakraborty; Ajit Kumar (Best Thesis Award); Prasit Kumar Dutta; Divya (Best Thesis award);Manas (Best Thesis Award), Arnab Ghosh (Best Thesis Award), Md. Adil, Amlan Roy; Akash; Abhinanda (KPIT Sudh Best Thesis Award, IITB best thesis award 2025); Sau; Govind; Manoj; Harshita;Pratima;

Department of Energy Science and Engineering Indian Institute of Technology Bombay Powai, Mumbai - 400076, INDIA

© 2024 All rights reserved, IIT Bombay