Dr. Kothandaraman R.

Professor, Chemistry

Phone: +91-44-2257-4249

Email: rkraman@iitm.ac.in

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Experience

2016 to present: 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, https://doi.org/10.1016/j.cattod.2020.09.022
  • 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, https://doi.org/10.1016/j.electacta.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, DOI: 1039/D0NJ02543G
  • 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, DOI: 1039/D0NJ00137F
  • Electrochemical Sensors Using Liquid Filled Multiwalled Carbon Nanotubes: Enhanced Sensor Characteristics, and NMR Relaxometry Evidence of Liquid Confinement, Tamilselvi G, Abhishek B, Chandrakumar N and Kothandaraman R, J. Soc. 166 (2019) B1186, https://doi.org/10.1149/2.0831913jes
  • 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, DOI: 1039/C8SE00530C

 

Research Projects

Patent Details

  • 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

  • Elected as a fellow of the Academy of Sciences, Chennai, 2020.
  • Admitted as a fellow of the Royal Society of Chemistry (FRSC), 2020.
  • 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.