Publications

Sanjib Kar, Biprajit Sarkar, Sandeep Ghumaan, Deepa Janardanan, Joris van Slageren, Jan Fiedler, Vedavati G. Puranik, Raghavan B. Sunoj, Wolfgang Kaim, and Goutam Kumar. Lahiri. 2,5-Dioxido-1,4-benzoquinonediimine (H2L2-), a hydrogen-bonding noninnocent bridging ligand related to aminated topaquinone: Different oxidation state distributions in complexes (bpy)2Ru2(m-H2L)n (n = 0 , +, 2+, 3+, 4+) and (acac)2Ru2(m-H2L)m (m = 2-, -, 0, +, 2+). Chemistry - A European Journal, (11)17:4901--4911, 2005. [PUMA: charge complex;ruthenium electrochem complex complex;electrochem bond redox valence acac complex;crystal ligand structure dinuclear ruthenium transfer complex;mixed bridged dioxidobenzoquinonediimine complex;hydrogen bridging prepn]

Sandeep Ghumaan, Biprajit Sarkar, Srikanta Patra, Kumar Parimal, Joris van Slageren, Jan Fiedler, Wolfgang Kaim, and Goutam Kumar. Lahiri. 3,6-Bis(2'-pyridyl)pyridazine (L) and its deprotonated form (L - H+)- as ligands for (acac)2Run+ or (bpy)2Rum+: Investigation of mixed valency in (acac)2Ru2(m-L - H+)0 and (bpy)2Ru2(m-L - H+)4+ by spectroelectrochemistry and EPR. Dalton Transactions, 4:706--712, 2005. [PUMA: bipyridine cyclometalated cyclometalated;spectroelectrochem crystal cyclometalated;mixed redox valence acac bispyridylpyridazine;electrochem structure ruthenium cyclometalated;EPR bispyridylpyridazine]

Sanjib Kar, Biprajit Sarkar, Sandeep Ghumaan, Dipankar Roy, Francisco A. Urbanos, Jan Fiedler, Raghavan B. Sunoj, Reyes Jimenez-Aparicio, Wolfgang Kaim, and Goutam Kumar. Lahiri. A New Coordination Mode of the Photometric Reagent Glyoxalbis(2-hydroxyanil) (H2gbha): Bis-Bidentate Bridging by gbha2- in the Redox Series (μ-gbha)Ru(acac)22n (n = -2, -1, 0, +1, +2), Including a Radical-Bridged Diruthenium(III) and a RuIII/RuIV Intermediate. Inorganic Chemistry, (44)24:8715--8722, 2005. [PUMA: ruthenium bisbidentate ESR gloxabishydroxyanil complex electrochem property redox bridging]

Axel Knoedler, and Wolfgang. Kaim. Cis/trans-isomerism of complexes RuCl2(S-dmso)tpy), tpy = terpyridine ligand. Zeitschrift fuer Anorganische und Allgemeine Chemie, (631)2-3:491--495, 2005. [PUMA: DMSO crystal complex;ruthenium complex complex;electrochem redox cis structure ruthenium trans terpyridine chloro isomerism prepn]

Sounak Sarkar, Biprajit Sarkar, Nripen Chanda, Sanjib Kar, Shaikh M. Mobin, Jan Fiedler, Wolfgang Kaim, and Goutam Kumar. Lahiri. Complex Series Ru(tpy)(dpk)(X)n+ (tpy = 2,2': 6',2''-Terpyridine; dpk = 2,2'-Dipyridyl Ketone; X = Cl-, CH3CN, NO2-, NO+, NO.bul., NO-): Substitution and Electron Transfer, Structure, and Spectroscopy. Inorganic Chemistry, (44)17:6092--6099, 2005. [PUMA: reactivity nitroso radical electrochem complex cation redox ligand anion ruthenium precursor;kinetics complex;nitrosyl nitrosyl dipyridyl terpyridine ketone oxidn prepn]