Publications

Shengfa Ye, Biprajit Sarkar, Carole Duboc, Jan Fiedler, and Wolfgang. Kaim. The Redox Series M(bpy)2(Q)n+, M = Ru or Os, Q = 3,5-Di-tert-butyl-N-phenyl-1,2-benzoquinonemonoimine. Isolation and a Complete X and W Band EPR Study of the Semiquinone States (n = 1). Inorganic Chemistry, (44)8:2843--2847, 2005. [PUMA: EPR benzoquinonemonoimine osmium potential potential;ruthenium prepn redox spectroelectrochem]

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]

Biprajit Sarkar, Wolfgang Kaim, Axel Klein, Brigitte Schwederski, Jan Fiedler, Carole Duboc-Toia, and Goutam K. Lahiri. What a Difference Ancillary Thienyl Makes: Unexpected Additional Stabilization of the Diruthenium(III,II) but Not the Diosmium(III,II) Mixed-Valent State in Tetrazine Ligand-Bridged Complexes. Inorganic Chemistry, (42)20:6172--6174, 2003. [PUMA: complex osmium pyridyl reaction redox spectroscopy spectroscopy;ruthenium synthesis tetrazine thienyl]

Frank Baumann, Wolfgang Kaim, Gert Denninger, Hans-Juergen Kuemmerer, and Jan. Fiedler. Widely Separated Reduction Processes of abpy-Coupled Areneosmium(II) Reaction Centers (abpy = 2,2'-Azobispyridine): Stabilization of the Radical Intermediate and of the Os0OsII State. Organometallics, (24)8:1966--1973, 2005. [PUMA: EPR arene azobispyridine binuclear bipyrimidine bridged cation complex complex;osmium diosmium mixed osmium potential;radical redox spectra valence]

Martina Heilmann, Stephanie Frantz, Wolfgang Kaim, Jan Fiedler, and Carole. Duboc. Mixed-valent and radical states of complexes (bpy)2M(m-abpy)M'(bpy)2n+, M,M' = Ru or Os, abpy = 2,2'-azobispyridine: Electron transfer vs. hole transfer mechanism in azo ligand-bridged complexes. Inorganica Chimica Acta, (359)3:821--829, 2006. [PUMA: EPR azobispyridine bridge complex complex;electron complex;hole complex;mixed cyclic electrochem heterobinuclear;osmium homobinuclear osmium prepn redox ruthenium spectroelectrochem;radical transfer valence voltammetry]

Martina Bubrin, David Schweinfurth, Fabian Ehret, Stanislav Zalis, Hana Kvapilova, Jan Fiedler, Qiang Zeng, Frantisek Hartl, and Wolfgang. Kaim. Structure and Spectroelectrochemical Response of Arene-Ruthenium and Arene-Osmium Complexes with Potentially Hemilabile Noninnocent Ligands. Organometallics, (33)18:4973--4985, 2014. [PUMA: EPR FMO;mol FMO;ruthenium amidophenolate arene crystal electrochem hemilabile osmium prepn redox ruthenium spectroelectrochem structure]

Sascha Berger, Frank Baumann, Thomas Scheiring, and Wolfgang. Kaim. Organometallic complex cations (hn-CnR'n)M(RN:CHCH:NR)Cl+ of 1,4-diazabutadienes (M = Os and n = 6 or M = Rh, Ir and n = 5, R = 2,6-dialkylphenyl). Structures and reduction to neutral compounds (hn-CnR'n)M(RNCH:CHNR). Zeitschrift fuer Anorganische und Allgemeine Chemie, (627)4:620--630, 2001. [PUMA: azabutadiene complex complex;diazabutadiene complex;redn complex;redox complex;rhodium crystal diazabutadiene diisopropylphenyl iridium mol osmium potential prepn redox redox;crystal redox;mol structure structure;iridium]