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Department of Chemistry

Dr. O. K. Medhi

Professor

Educational Qualifications M. Sc. (IIT, Kanpur)
Ph. D. (IIT, Kanpur)
Contact Details Address Quarter No. 39
Gauhati University Campus
Guwahati-781014
Assam, India.
  Phone +91-361-2570535 (Office)
+91-361-2572478 (Residence)
+91-99540-11960 (Mobile)

Professional Experience

  • Visiting Fellow, TIFR Mumbai (1980-87).
  • Hon. Visiting Staff, Essex University UK (Commonwealth Academic Staff Fellowship).
  • UGC National Associateship (1983-1986).
  • Lecturer, NEHU Shillong (1980-1983).

Research Areas

  • Bioinorganic and Biomimetic Chemistry.
  • Electron Transfer across Charged Interfaces.
  • Micelles and Membrane Systems.

Group

  • Mr. Pradyut Sarma
  • Ms. Pranjali Das
  • Mr. Ganesh Das
  • Mr. Pankaj K. Das
  • Mr. M.G. Shinde
  • Ms. Biva Das

Publications

  • D. K. Das, O. K. Medhi; Electrochemical behaviour of protoporphyrinato IX iron(III) encapsulated in aqueous surfactant micelles, J. Chem. Soc. Dalton Trans. 1997, 4313-4317.
  • D. K. Das, O. K. Medhi; The role of heme propionate in controlling the redox potentials of Hemes: Square wave voltammetry of protoporphyrinato IX iron(III) in aqueous surfactant micelles, J. Inorg. Biochem. 1998, 70, 83-90.
  • D. K. Das, O. K. Medhi; Effect of surfactant and pH in the redox potential of Microperoxidase 11 in aqueous micellar solutions, J. Chem. Soc. Dalton Trans. 1998, 1639-1698.
  • S.S.S. Saini, O.K. Medhi, A.L. Verma; Simultaneous formation of mono- and dication of free base tetraphenyl porphyrin during photo-oxidation probed by Resonance Raman spectroscopy, Chem. Phys. Lett. 2000, 322, 293-295.
  • D. K. Das, O. K. Medhi; Aqua pyridine complex of protoporphyrinato IX iron(III): Effect of ligand binding, surfactant concentration and proton coupling on redox potential. Ind. J. Chem. 2005, 44A, 2228-2232.

Ongoing Projects

    Title: Spectroscopy, electrochemical properties and reactions of transition metal phenolate complexes of biological relevance
    Sponsoring Authority: University Grants Commission (UGC): 7.68 lacs