Kothandaraman R.


Chemistry ,

2021-present: Professor

2016 to 2021: Associate Professor

2011-2016: Assistant Professor




Research Areas

  • Development of organic dyes and hole transporting materials for dye sensitized solar cells (DSSC) and perovskite solar cells.

  • Electrode materials and novel redox couples for flow battery.

  • Electrode materials for oxygen reduction reaction in alkaline and acidic medium (Zn-air and polymer electrolyte membrane fuel cells).

  • Development of high energy density supercapacitor materials.

  • Development of sensors for biologically important molecules.

Selected Journal Publications

  • A new 2,3-dimethoxy-1,4-naphthoquinone redox anolyte for non-aqueous organic static redox battery, PriyaVallayil, KothandaramanRamanujam, SethuramanSankararaman, Electrochimica Acta, Volume 407, 1 March 2022, 139889

  • Investigation of alkyl amine substituted quinone derivatives for the redox flow battery applications in acidic medium,Jagadeeswari S, Raja Murugan, Harun Khan, Indrapal Singh Aidhen and Kothandaraman Ramanujam,J. Electrochem. Soc, 10.1149/1945-7111/ac505f

  • Electrode and conductive additive compatibility yielding excellent rate capability and long cycle life for sustainable organic aqueous Zn-ion batteries Authors: Chinmaya Mirle, veerababu medabalmi, Kothandaraman Ramanujam, ACS Applied Energy Materials, Accepted

  • Interplay of the functional units of a binder in the oxygen reduction process of zinc-air battery, Niveda LK, Raja M and Kothandaraman R, Catalysis Today (2020) Accepted, 

  • Drastic improvement in dye-sensitized solar cell efficiency by electrosorption based dye staining of titania semiconductor photoanode, Ganapathy Rao K, Jagadeeswari S, Kothandaraman R, Electrochimica Acta, 349 (2020) 136344,

  • Functionalized carbazole as cathode for high voltage non-aqueous organic redox flow battery, Chinmaya R Mirle, Raja M, Vasudevarao P, Sankararaman S, and Kothandaraman R, New J. Chemistry, 44 (2020) 14401, 

  • New cyclic and acyclic imidazole-based sensitizers for achieving highly efficient photoanodes for dye-sensitized solar cells by potential assisted method, Jagadeeswari S, Indrapal Singh Aidhen and Kothandaraman R, New J. Chemistry, 44 (2020) 10207, 

  • A chitosan/poly(ethylene glycol)-ranpoly( propylene glycol) blend as an eco-benign separator and binder for quasi-solid-state supercapacitor applications, M. Raja, S. Balaji S, Janraj Naik, Dhamodharan R and Kothandaraman R, Sustainable Energy and Fuels, 3 (2019) 760, 

Research Projects

           Patents : 

  • Novel catalyst for oxygen reduction reaction in fuel cells, SAC Barton, R. Kothandaraman, V. Nallathambi (U.S. Patent, Year: 2016, # 9,379,388). 

  •  A method of preparing novel catalysts for oxygen/air reduction of fuel cells and metal-air batteries Kothandaraman, R. and Karthikayini M P (Indian Patent, Year: 2019, Patent No. 324235).

  • Effect Of Semi-Labile Multidentate Ligands On Oxygen Reduction Reaction Performance Of Non-Precious Metal Catalysts Ramanujam Kothandaraman | Karthikayini Mp  Indian Institute Of Technology Madras Patent No. In324235b  Completed Filed 2013-09-27  Published 2019-11-08

  • Solvent Filled Multiwalled Carbon Nanotubes For Enhanced Electrochemical Sensing Applications Ramanujam Kothandaraman | Guruswamy Tamilselvi  Indian Institute Of Technology Madras,In Patent No. In201841042599a  Completed Filed 2018-11-13  Published 2020-05-15

  • Multilayer Sandwich Design Of A Redox Flow Battery Cell Ramanujam Kothandaraman | Varadaraju U.V  Indian Institute Of Technology Madras Patent No. In201303713i4  Completed Filed 2013-08-22  Published 2016-06-17

  • Method For Improving Vanadium Redox Flow Battery Performance By Suppressing H2 Evolution And Balancing Redox Kinetics Using Organic Molecules Kothandaraman Ramanujam | Vasudevarao P  Indian Institute Of Technology Madras ( Indian Institute Of Technology Madras) Patent No. In201641030008a  Completed Filed 2016-09-02  Published 2018-03-09


Awards & Recognitions

  • 2010-Elected as a fellow of the Academy of Sciences, Chennai.

  • 2020-Admitted as a fellow of the Royal Society of Chemistry (FRSC).

  • Member of board of studies of Vellore Institute of Technology (VIT) Bhopal Campus.

  • Member of board of studies of Bannariamma Institute of Technology (BIT), Sathyamangalam.

  • Adjunct faculty at National Center for Catalysis Research, IIT Madras, Chennai.

  • Visiting Scientist at Washington University, St. Louis.