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Sarkar's Group

Indian Institute of Technology Kanpur, India

 

Prof. Sabyasachi Sarkar's  Biography

M. Sc. from Calcutta University in 1966 followed by joining Research In Calcutta University . After the sudden demise of the academic mentor joined Gorakhpur in 1971 and completed Ph. D from Gorakhpur University in 1975 , spent few years in Germany and joined the department in 1978.

Personal Profile

Educational Record

Positions Held

 Awards and Honors

Literary work

Contact

Department of Chemistry
Indian Institute of Technology
Kanpur, India - 208 016
 

+91-512-2597265 / 7386

 

abya@iitk.ac.in .

 

 

 

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Nano Rice

Area of Interest:                                                               

  • Bioinorganic Chemistry

  • Archaeal origin: Aldehyde-Ferredoxin oxidoreducatase , hyperthermophile, present  in deep sea hydrothermal vent ( black geyser), formate dehydrogenase, non photo catalyzed fixation of CO2 as done before photosynthesis by juvenile earth billion years ago

  • Bacterial origin: Trimethyamine N-oxide Reductase (TMANOR, fishy enzyme)

    Nitrate Reductase (nitrogen fixation), Polysulfide Reductase

  • Eucarial origin: Hepatic Sulfite Oxidase (functions with oxidative phosphorylation) (deficiency: neurological disorder)

  • On the synthesis of porphyrins: Dehydrogenase reactions of porphyrinogens, Metalloporphyrins as models for cytochromes, Nitrophorin,NO-synthase, cofactor-F430

  • Copper chaperones, trafficking proteins and  metal catalyzed reactive oxygen species

  • Inorganic Chemistry

    • Stabilization of unusual oxidation states of transition metals

    •  Activation of small molecules

    • Metal clusters-supramolecular chemistry

  • Nano-Chemistry: - Water soluble carbon nanotubes and drug delivery

  • Biogeoinorganic chemistry  and Environment:  Arsenic  pollution and global warming

  • Computational Modeling: DFT correlation of active sites and model complexes

        Patents and Recent Publications:   

  1. Water Soluble Concentric Multi-Wall Carbon Nano Tubes. US20080213367, September 04, 2008

  2. Fabrication of Filter using Nano-Composite Materials for the Removal of Toxic Minerals and Microbes from Water for Drinking Purpose. IPA 4396, 2009

  3. Water Soluble Fluorescent Quantum Carbon Dots. US patent filed, February, 19, 2009 (No. 61/153818)

  4. An iron(III) dithiolene complex as a functional model of iron-hydrogenase. Ameerunisha Begum and Sabyasachi Sarkar. Eur. J. Inorg. Chem.  2011 (Accepted )

  5. A Magnesium Porphyrin Bicarbonate Complex with CO2-Modulated Photosystem I Action. Jagannath Bhuyan, Rudra Sarkar and Sabyasachi Sarkar. Angew. Chem. Int. Ed. 2011, 50, 10603-10607 (Marked as Very Important Paper).

  6. Self-assembly of Mg and Zn TMP Porphyrin Polymer as Nanospheres and Nanorods. Jagannath Bhuyan and Sabyasachi Sarkar. Crystal Growth and Design 2011, doi: 10.1021/cg2010002

  7. Carbon Nano-onins for imaging the Life Cycle of Drosophila Melanogaster. Mitrajit Ghosh, Sumit Kumar Sonkar, Manav Saxena and Sabyasachi Sarkar. Small, 2011, DOI: 10.1002/smll.201101158.

  8. Non-toxicity of water soluble multi-walled carbon nanotube on Escherichia-coli colonies, Manas Roy, Sumit Kumar Sonkar, Shweta Tripathi, Manav Saxena, Sabyasachi Sarkar, Journal of Nanoscience and Nanotechnology, 2011, DOI:10.1166/jnn.2011.5159.

  9. Nanocomposites of  Carbon Quantum Dots-Nickel (II) Dithiolene as Nanolights, Ameerunisha Begum, Sumit Kumar Sonkar, Manav Saxena, and Sabyasachi Sarkar, Journal of Materials Chemistry, 2011, DOI: c1jm14073f .

  10. Molecular-level understanding of nanocrystals of a nickel(II) dithiolene complex” Ameerunisha Begum, Manav Saxena, Sumit Kumar Sonkar  and Sabyasachi Sarkar, Ind. J. Chem. Sect A., 2011, 50A, 1257-1262.(A Special Issue dedicated to Acharya P. C. Ray)

  11. Dangling Thiyl Radical: Stabilized in [PPh4]2[(bdt)WVI(O)(μ-S)2CuI(SC6H4S•)] Moumita Bose, Golam Moula, Ameerunisha Begum, and Sabyasachi Sarkar . Inorg. Chem. 2011, 3852-3854.

  12. Selective Inclusion of DMF Molecules Within Non-covalent Cavity. Biplab Maiti, Kuntal Pal and Sabyasachi Sarkar. Inorg. Chim. Acta, 2011, 372(1), 213-219.

  13. Hydrosulfido molybdenum(V) complexes in relevance to xanthine oxidase. Joyee Mitra and Sabyasachi Sarkar. Ind. J. Chem. Sect A (A Special Issue on Bioinorganic Chemistry), 2011, 50A, 401-408.

  14. Growth Stimulation of Gram (Cicer arietinum) Plant by Water Soluble Carbon Nanotubes. Shweta Tripathi, Sumit Kumar Sonkar and Sabyasachi Sarkar. Nanoscale, 2011, 3, 1176 - 1181.

  15. Bioinorganic Chemistry of Molybdenum and Tungsten Enzymes : A Structural - Functional Modeling Approach. Amit Majumdar and Sabyasachi Sarkar. Coord. Chem. Rev. 2011, 255 (9-10), 1039-1054.

  16. Multiwalled carbon nanotube-polystyrene composite modified Pt electrode as an electrochemical gas sensor. Pradeep K. Chaudhury, Prashant Dubey, Manav Saxena and Sabyasachi Sarkar. Advance Science Letters , 2011, 4, 558 - 560.

  17. A Nickel(II)- Sulfur Based Radical-Ligand Complex as a Functional Model of Hydrogenase. Ameerunisha Begum, Golam Moula and Sabyasachi Sarkar. Chem. Eur. J., 2010, 12324-12327.

  18. Oxidative Degradation of Zinc Porphyrin in Comparison with its Iron Analogue. Jagannath Bhuyan and Sabyasachi Sarkar. Chem. Eur. J., 2010, 10649-10652.

  19. Synthesis, X-structure and Solvent Induced Electronic States Tuning of meso-tris-(4-nitrophenyl)corrolato-copper complex. Dibyendu Bhattacharya, Pinky Singh and Sabyasachi Sarkar. Inorg. Chim. Acta., 2010, 4313 - 4318.

  20. Synthesis, Structural, Redox and Mössbauer Characterization of Four-Electron-Oxidized Tetrakis(cyclohexyl)iron(II)porphodimethene with Different Axial Ligations. Dibyendu Bhattacharya and Sabyasachi Sarkar. Eur. J. Inorg. Chem. 2010, 3429-3435

  21. HOMO based two electrons and one-electron oxidation in planar and nonplanar methoxy-substituted nickel tetraphenylporphyrins. Suman Maji and Sabyasachi Sarkar. Inorg. Chim. Acta. 2010,  2778 - 2781.

  22. Carbon Nanocubes and Nanobricks from Pyrolysis of Rice. Sumit Kumar Sonkar, Manav Saxena, Mitali Saha and Sabyasachi Sarkar. J. Nanosci. Nanotechnol. 2010, 10, 4064 - 4067

  23. Activation of Aerial Oxygen to Superoxide Radical by Carbon Nano Tube of Aerosol Trapped in Indoor Spider Web. Sumit Kumar Sonkar, Shweta Tripathi and Sabyasachi Sarkar. Curr. Sci., 2009,97, 1227-1230

  24. Oxygen-Cobalt Chemistry Using a Porphyrinogen Platform. Dibyendu Bhattacharya, Suman Maji, Kuntal Pal and Sabyasachi Sarkar. Inorg. Chem. 2009 ,48(14), 6362-6370

    25.

  25. Mixed Ligand Tris Chelated Complexes of Mo(IV) and W(IV) : A Comparative Study. Amit Majumdar and Sabyasachi Sarkar, Inorg. Chim. Acta. 2009, 362(10), 3493-3501

  26. NO2-Mediated meso-Hydroxylation of Fe (III) Porphyrin. Abhilash G.J., Jagannath Bhuyan, Pinky Singh, Suman Maji, Kuntal Pal and Sabyasachi Sarkar, Inorg. Chem. 2009, 48(5), 1790-1792.

  27. Oxidation of Phosphine by Sulfur or Selenium Involving a Catalytic Cycle in the Interconversion of Monomer and Tetramer Forms of Copper-maleonitriledithiolate Complexes. Biplab K. Maiti and Sabyasachi Sarkar, J. Chem. Sci. 2009, 121(1), 37-41

  28. Necessity of Fine Tuning in Mo(IV) Bis(Dithiolene) Complexes to Warrant Nitrate Reduction. Amit Majumdar, Kuntal Pal and Sabyasachi Sarkar, Dalton Trans. 2009, 11, 1927-1938

  29. The Role of Axial Ligation in Nitrate Reductase: A Model Study by DFT Approach on the Mechanism of Nitrate Reduction. Kuntal Pal and Sabyasachi Sarkar, Eur. J. Inorg. Chem. 2008, 5338 - 5349 .

  30. Mono-oxo Bis(dithiolene) Mo(IV)/W(IV) Complexes as Building Blocks for Sulfide Bridged Bi- and Tri-Nuclear Complexes. Amit Majumdar, Joyee Mitra, Kuntal Pal, and Sabyasachi Sarkar, Inorg. Chem. 2008, 47, 5360-5364.

  31. Formation of Superoxide Anion on Aerial Oxidation of Cu(II)–Porphyrinogen in the Synthesis of Tetrakis(cyclohexyl)porphyrinogenCu(III) Anion.  Dibyendu Bhattacharya, Suman Maji, Kuntal Pal, and Sabyasachi Sarkar, Inorg. Chem. 2008, 47, 5036-5038.

  32. Selectivity of Thiolate Ligand and Preference of Substrate in Model Reactions of Dissimilatory Nitrate Reductase. Amit Majumdar, Kuntal Pal and Sabyasachi Sarkar, Inorg. Chem. 2008, 47, 3393--3401.

  33. Plasticity in [(R4-xRIx=0-4)4N]4[Cu4{S2C2(CN)2}4] Moulded by Guest Cation On Elastic Anionic Host. Biplab K. Maiti, Kuntal Pal and Sabyasachi Sarkar, Eur. J. Inorg. Chem. 2008, 2407-2420.

  34. Synthesis of β-octabromocalix[4]pyrroles and conformational diversity in their acetone inclusion complexes. Soumen Dey, Kuntal Pal and Sabyasachi Sarkar, Tetrahedron Lett. 2008, 49, 960-964.

  35. Two Enantiomers of [Cu3(mnt)3]3- as Ligands to Cu(I) or Ag(I) in Building [Cu6M2(mnt)6]4- Clusters (M = Cu or Ag) with the Reversal of the Reaction by X- (X = Cl, Br). Biplab K. Maiti, Kuntal Pal and Sabyasachi Sarkar, Dalton Trans. 2008, 1003-1008. 

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last updated 25/08/2010