Welcome to Artificial Photosynthesis Laboratory

Dr. Sumanta K. Padhi

Assistant Professor, Department of Applied Chemistry
Ph.D. (IIT Guwahati)
Postdoc: (Institute for Molecular Science, JAPAN & Ewha Womans University, South Korea)
Email : sumanta@iitism.ac.in / sumanta.iitism@gmail.com
☎: 0326-223-5114

Areas of Interest

Inorganic Chemistry: Artificial Photosynthesis (Water Oxidation, CO2 reduction, Proton reduction & Mimicking of the NAD+/NADH model functionalities).


  1. Majee, K.; Patel, J.; Das, B.; and Padhi, S. K.*, μ-Pyridine bridged Copper Complex with Robust Proton Reducing Ability, Dalton Trans., 2017, 46, 14869-14879. Impact factor: 4.177 
  2. Ahmad, E.; Majee, K.; Patel, J.; Das, B.; and Padhi, S. K.*, Competent Electro- and Photo-Catalytic Proton Reduction by a [Co(Tpy)2]2+ Scaffold, Eur. J. Inorg. Chem., 2017, 3409-3418. Impact factor: 2.942  
  3. Patel, J.; Majee, K.; Ahmad, E.; Das, B.; and Padhi, S. K.*, Effect of Pyridyl substitution on Chemical and Photochemical Water Oxidation by [Ru(tpy)(bpy)(OH2)]2+ Scaffolds, Eur. J. Inorg. Chem., 2017, 160-171Impact factor: 2.942 
  4. Majee, K.; Patel, J.; Rai, S.; Das, B.; Panda, B.; and Padhi, S. K.*, Proton Reduction by a Nickel Complex with Internal Quinoline Moiety for Proton Relay, Phys. Chem. Chem. Phys., 20161821640 - 21650. Impact factor: 4.449
  5. Patel, J.; Majee, K.; Ahmad, E.; Tanaka, K.;* and Padhi, S. K.*, [RuV(NCN-Me)(bpy)(=O)]3+Mediates Efficient C-H bond Oxidation from NADH Analogs in Aqueous Media rather than Water Oxidation, Dalton Trans., 2015, 44 (3), 920 - 923. Impact factor: 4.177
  6. Padhi, S. K.; Fukuda, R.; Ehara, M.; Tanaka, K., A Comparative Study of C^N and N^C type Cyclometalated Ruthenium Complexes with an NAD+/NADH FunctionInorg. Chem., 201251(15), 8091-8102. Impact factor: 4.857
  7. Padhi, S. K.; Fukuda, R.; Ehara, M.; Tanaka, K., Photo-isomerization and Proton-coupled Electron Transfer (PCET) in Mononuclear Cyclometalated Ruthenium Based Water Oxidation Catalysts (WOCs)Inorg. Chem201251(9), 5386-5392. Impact factor: 4.857
  8. Padhi, S. K.; Tanaka, K.,Photo- and Electrochemical Redox Behavior of Cyclometalated Ru(II) Complexes having 3-Phenylbenzo[b][1,6]naphthyridine Ligand, Inorg. Chem201150(21), 10718-10723. Impact factor: 4.857
  9. Padhi, S. K.; Kobayashi, K.; Masuno, S.; Tanaka, K., Proton-Induced Dynamic Equilibrium between Cyclometalated Ruthenium rNHC (Remote N-Heterocyclic Carbene) Tautomers with an NAD+/NADH FunctionInorg. Chem2011, 50(12), 5321-5323. Impact factor: 4.857
  10. Padhi, S. K.; Manivannan, V., Cu(NO3)2.3H2O-mediated synthesis of 4'-(2- pyridyl)-2,2':6',2''-terpyridine (L2) from N-(2-pyridylmethyl)pyridine-2-methylketimine (L1). A C-C bond-forming reaction and the structure of {[Cu(L2)(OH)(NO3)][Cu(L2)(NO3)2]}.2H2OInorg. Chem. 200645, 7994-7996. Impact factor: 4.857

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