Publications

Wolfgang Kaim, Thomas Scheiring, Michael Weber, and Jan. Fiedler. The conjugative bridging of organometallic reaction centers in heterodinuclear complexes (OC)3ClRe(m-L)MCl(C5Me5)+, M = Rh or Ir - Spectroscopic consequences of reductive activation. Zeitschrift fuer Anorganische und Allgemeine Chemie, (630)12:1883--1893, 2004. [PUMA: ESR IR UV arom bis bridged chelate chelate;redox chelate;rhenium compd complex complex;spectroelectrochem conjugated electrochem half heterobinuclear heterocyclic iridium ligand;rhodium nitrogen potential prepn;pyrazine prepn;redn pyrimidine rhenium rhodium sandwich tetrazole]

Biprajit Sarkar, Wolfgang Kaim, Jan Fiedler, and Carole. Duboc. Molecule-Bridged Mixed-Valent Intermediates Involving the RuI Oxidation State. Journal of the American Chemical Society, (126)45:14706--14707, 2004. [PUMA: UV arene areneruthenium azobispyridine bridged charge complex complex;redox complex;ruthenium dimer;EPR dimer;cyclic diruthenium iminomethylpyrazine mixed potential prepn spectra transfer transition valence voltammetry]

Michael Krejcik, Stanislav Zalis, Monika Ladwig, Walter Matheis, and Wolfgang. Kaim. A study of the reduced states of four isomeric bidiazines (diaza-2,2'-bipyridines) by UV-VIS/NIR-spectroelectrochemistry. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry, 11:2007--2010, 1992. [PUMA: IR IR;reduced UV bidiazine bipyrazine bipyridazine bipyrimidine isomer reduced]

Frank Baumann, Martina Heilmann, Walther Matheis, Andreas Schulz, Wolfgang Kaim, and Jeanne. Jordanov. Ground state electron transfer between TCNE and one or more 16-electron species containing vanadium, osmium, ruthenium or cobalt. Inorganica Chimica Acta, (251)1-2:239--248, 1996. [PUMA: TCNE UV cobalt complex;IR complex;electron complex;magnetic complex;osmium electron ground metal property state transfer transfer;electrochem transfer;ruthenium transfer;vanadium]

Jan Fiedler, Stanislav Zalis, Axel Klein, Fridmann Hornung, and Wolfgang. Kaim. Electronic Structure of p-Conjugated Redox Systems with Borane/Borataalkene End Groups. Inorganic Chemistry, (35)10:3039--3043, 1996. [PUMA: IR IR;borane IR;conformation UV anion borane borataalkene;MO conjugated dimesitylphenylborane dimesitylphenylborane;electronic dimesitylphenylborane;spectroelectrochem mesityl mesitylphenylborane mesitylphenylborane;crystal model phenyl radical redox spectroelectrochem structure system;mol]

Abhishek Mandal, Anita Grupp, Brigitte Schwederski, Wolfgang Kaim, and Goutam Kumar. Lahiri. Varying Electronic Structures of Diosmium Complexes from Noninnocently Behaving Anthraquinone-Derived Bis-chelate Ligands. Inorganic Chemistry, (54)16:7936--7944, 2015. [PUMA: UV bipyridine complex complex;IR complex;electron complex;osmium crystal density diaminoanthraquinone dihydroxyanthraquinone osmium phenylazopyridine potential prepn redox spectroelectrochem spin structure]

Subhas Samanta, Priti Singh, Jan Fiedler, Stanislav Zalis, Wolfgang Kaim, and Sreebrata. Goswami. Singlet Diradical Complexes of Ruthenium and Osmium: Geometrical and Electronic Structures and their Unexpected Changes on Oxidation. Inorganic Chemistry, (47)5:1625--1633, 2008. [PUMA: 8 ESR UV crystal diradical electrochem metal osmium oxidn phenylaminophenylazopyridine phenylaminophenylazopyridine;group prepn ruthenium singlet spectroelectrochem;phenylaminophenylazopyridine structure]

Ralf Reinhardt, and Wolfgang. Kaim. Complexes of a-diimines with pentamethylcyclopentadienylrhodium in different oxidation states. Zeitschrift fuer Anorganische und Allgemeine Chemie, (619)12:1998--2005, 1993. [PUMA: UV complex complex;diazabutadiene cyclic diimine electrochem;rhodium pentamethylcyclopentadienyl pentamethylcyclopentadienylrhodium prepn voltammetry]

Moumita Koley, Biprajit Sarkar, Sandeep Ghumaan, Ece Bulak, Jan Fiedler, Wolfgang Kaim, and Goutam Kumar. Lahiri. Probing Mixed Valence in a New tppz-Bridged Diruthenium(III,II) Complex (μ-tppz)Ru(bik)Cl23+ (tppz = 2,3,5,6-Tetrakis(2-pyridyl)pyrazine, bik = 2,2'-Bis(1-methylimidazolyl)ketone): EPR Silence, Intervalence Absorption, and nCO Line Broadening. Inorganic Chemistry, (46)9:3736--3742, 2007. [PUMA: ESR IR UV charge electrochem methylimidazolylketone methylimidazolylketone;intervalence methylimidazolylketone;ruthenium mixed oxidn prepn pyridylpyrazine redn ruthenium transfer transition valent]

Martina Bubrin, Michael J. Krafft, Lisa Steudle, Ralph Huebner, John S. Field, Stanislav Zalis, and Wolfgang. Kaim. Structural Reassessment of W(CO)5(TCNE): N (s) Coordination Instead of an Olefin (p) Complex. Organometallics, (31)17:6305--6311, 2012. [PUMA: EPR IR TCNE UV Vis;DFT bond complex coordination crystal cyano geometry mol nitrogen optimized pentacarbonyltungsten reassessment;TCNE sigma spectroelectrochem structure]

Paul S. Braterman, Jae Inh Song, Franz M. Wimmer, Smita Wimmer, Wolfgang Kaim, Axel Klein, and R. D. Peacock. Electrochemistry and spectroelectrochemistry (EPR, UV-visible-near-IR) of platinum(II) 2,2'-bipyridine and ring-metalated bipyridine complexes: PtII(L-) and PtI(L-) but not PtI(L). Inorganic Chemistry, (31)24:5084--5088, 1992. [PUMA: ESR;platinum UV bipyridine complex dimethylbipyridine elec electrochem electroredn;dimethylaminobipyridine phenathroline platinum potential;redn pyridine redox reversible spectrum;diaminoethane]

Wolfgang Kaim, Ralf Reinhardt, Stefan Greulich, and Jan. Fiedler. Resolving the Two-Electron Process for the Couple (C5Me5)M(NN̂)Cl+/(C5Me5)M(NN̂) (M = Rh, Ir) into Two One-Electron Steps Using the 2,2'-Azobis(pyridine) NN̂ Ligand, Fast Scan Cyclovoltammetry, and Spectroelectrochemistry: Detection of Radicals instead of MII Intermediates. Organometallics, (22)11:2240--2244, 2003. [PUMA: ESR;rhodium UV azobispyridine complex electrochem intermediate iridium prepn radical redox rhodium spectroelectrochem]

Prasad P. Phadnis, Vimal K. Jain, Thilo Schurr, Axel Klein, Falk Lissner, Thomas Schleid, and Wolfgang. Kaim. Synthesis, spectroscopy, structure and photophysical properties of dinaphthylmethylarsine complexes of palladium(II) and platinum(II). Inorganica Chimica Acta, (358)9:2609--2617, 2005. [PUMA: UV UV;palladium UV;platinum complex complex;naphthylarsine complexation crystal dithiocarbamate luminescence naphthylarsine palladium phosphine platinum prepn structure]

Michael Ketterle, Wolfgang Kaim, Jose A. Olabe, Alejandro R. Parise, and Jan. Fiedler. Widely differing stabilities of molecule-bridged cyanodiiron(III,II) species in non-aqueous solvents. Inorganica Chimica Acta, (291)1-2:66--73, 1999. [PUMA: ESR IR UV bipyridine comproportionation const;mixed cyano electrochem iron prepn pyrazine pyridylethene pyrimidyltetrazine pyrimidyltetrazine;iron pyrimidyltetrazine;pyrazine redox redox;electrochem redox;pyridylethene redox;pyrimidyltetrazine valence]

Prasad P. Phadnis, Vimal K. Jain, Axel Klein, Thilo Schurr, and Wolfgang. Kaim. Tri(allyl)- and tri(methylallyl)arsine complexes of palladium(ii) and platinum(ii): Synthesis, spectroscopy, photochemistry and structures. New Journal of Chemistry, (27)11:1584--1591, 2003. [PUMA: NMR UV UV;platinum allylarsine allylarsine;palladium crystal ethylcarbamate methylallylarsine palladium platinum prepn pyrazolate structure]

Frank Hilgers, Wolfgang Kaim, Andreas Schulz, and Stanislav. Zalis. Electronic absorption spectroscopy of some exceptionally stable 1,4-dialkyl-1,4-dihydro-1,4-diazinium radical cations: Assignment of transitions, vibrational structure and effects of p-p dimerization. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry, 1:135--138, 1994. [PUMA: UV absorption cation cation;transition cation;vibrational dialkyldihydrodiazinium dimerization electronic pi radical stable structure]

Wolfgang. Kaim. N,N'-Dialkylpyrazinium and quinoxalinium salts. N-Heterocyclic redox systems with the radical cation intermediate as most persistent oxidation state. Heterocycles, (23)6:1363--1366, 1985. [PUMA: ESR UV alkylpyrazinium alkylquinoxalinium;pyrazinium cation electrochem redox redox;quinoxalinium redox;radical]