Publications

Frank Baumann, Wolfgang Kaim, Luis M. Baraldo, Leonardo D. Slep, Jose A. Olabe, and Jan. Fiedler. Reduction of the NO+ ligand in the pentacyanonitrosylosmate(II) ion. Inorganica Chimica Acta, (285)1:129--133, 1999. [PUMA: cyano ESR nitrosyl osmium complex electrochem redn spectroelectrochem prepn]

Frank Baumann, Wolfgang Kaim, Luis M. Baraldo, Leonardo D. Slep, Jose A. Olabe, and Jan. Fiedler. Reduction of the NO+ ligand in the pentacyanonitrosylosmate(II) ion. Inorganica Chimica Acta, (285)1:129--133, 1999. [PUMA: cyano ESR nitrosyl osmium complex electrochem redn spectroelectrochem prepn]

Frank Baumann, Andreas Stange, and Wolfgang. Kaim. Interaction of two equivalent electron transfer/atom transfer centers via 2,2'-bipyrimidine as bridging ligand. Inorganic Chemistry Communications, (1)8:305--308, 1998. [PUMA: crystal osmium electrochem complex complex;electrochem complex;electron complex;electronic bipyrimidine cymene structure dinuclear transfer complex;redox complex;mol atom mononuclear communication]

Frank Baumann, Andreas Stange, and Wolfgang. Kaim. Interaction of two equivalent electron transfer/atom transfer centers via 2,2'-bipyrimidine as bridging ligand. Inorganic Chemistry Communications, (1)8:305--308, 1998. [PUMA: crystal osmium electrochem complex complex;electrochem complex;electron complex;electronic bipyrimidine cymene structure dinuclear transfer complex;redox complex;mol atom mononuclear communication]

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: crystal arene osmium EPR electrochem amidophenolate redox spectroelectrochem structure ruthenium FMO;mol hemilabile FMO;ruthenium prepn]

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: crystal arene osmium EPR electrochem amidophenolate redox spectroelectrochem structure ruthenium FMO;mol hemilabile FMO;ruthenium prepn]

Dipanwita Das, Thomas Michael Scherer, Amit Das, Tapan Kumar Mondal, Shaikh M. Mobin, Jan Fiedler, Jose Luis Priego, Reyes Jimenez-Aparicio, Wolfgang Kaim, and Goutam Kumar. Lahiri. The intricate paramagnetic state of Os(Q)2(bpy)+, Q = 4,6-di-tert-butyl-o-iminobenzoquinone. Dalton Transactions, (41)38:11675--11683, 2012. [PUMA: redox;spectroelectrochem bipyridine one crystal osmium electrochem complex redn iminobenzoquinone structure DFT state electron prepn;paramagnetic oxidn]

Dipanwita Das, Thomas Michael Scherer, Amit Das, Tapan Kumar Mondal, Shaikh M. Mobin, Jan Fiedler, Jose Luis Priego, Reyes Jimenez-Aparicio, Wolfgang Kaim, and Goutam Kumar. Lahiri. The intricate paramagnetic state of Os(Q)2(bpy)+, Q = 4,6-di-tert-butyl-o-iminobenzoquinone. Dalton Transactions, (41)38:11675--11683, 2012. [PUMA: redox;spectroelectrochem bipyridine one crystal osmium electrochem complex redn iminobenzoquinone structure DFT state electron prepn;paramagnetic oxidn]

Markus Glockle, Wolfgang Kaim, and Jan. Fiedler. Stepwise and chemically reversible reduction of (μ-bmtz)MCl(η6-cym)2PF62 (M = Ru, Os; bmtz = 3,6-bis(2'-pyrimidyl)-1,2,4,5-tetrazine) with up to six electrons. Zeitschrift fuer Anorganische und Allgemeine Chemie, (627)7:1441--1453, 2001. [PUMA: dinuclear ruthenium cymene;ruthenium ESR pyrimidyltetrazine osmium redn;spectroelectrochem electrochem redn]

Markus Glockle, Wolfgang Kaim, and Jan. Fiedler. Stepwise and chemically reversible reduction of (μ-bmtz)MCl(η6-cym)2PF62 (M = Ru, Os; bmtz = 3,6-bis(2'-pyrimidyl)-1,2,4,5-tetrazine) with up to six electrons. Zeitschrift fuer Anorganische und Allgemeine Chemie, (627)7:1441--1453, 2001. [PUMA: dinuclear ruthenium cymene;ruthenium ESR pyrimidyltetrazine osmium redn;spectroelectrochem electrochem redn]

Markus Gloeckle, Wolfgang Kaim, and Jan. Fiedler. Valence Delocalization despite Weak Metal-Metal Coupling in a Bis(organoosmium(III,II)) Complex with a Pyrazine Bridge. Organometallics, (17)23:4923--4925, 1998. [PUMA: dinuclear complex;osmium pyrazine delocalization;spectroelectrochem osmium complex electrochem complex;mixed bridged valence oxidn prepn]

Markus Gloeckle, Wolfgang Kaim, and Jan. Fiedler. Valence Delocalization despite Weak Metal-Metal Coupling in a Bis(organoosmium(III,II)) Complex with a Pyrazine Bridge. Organometallics, (17)23:4923--4925, 1998. [PUMA: dinuclear complex;osmium pyrazine delocalization;spectroelectrochem osmium complex electrochem complex;mixed bridged valence oxidn prepn]

Masa-aki Haga, Masahide Ishizuya, Tomokazu Kanesugi, Tomona Yutaka, Daisuke Sakiyama, Joerg Fees, and Wolfgang. Kaim. Synthesis and formation of dinuclear mixed-valent complexes of ruthenium and osmium bridged by 2-(2-pyrimidyl)benzimidazolate. Indian Journal of Chemistry, Section A: Inorganic, Bio-inorganic, Physical, Theoretical & Analytical Chemistry, (42A)9:2290--2299, 2003. [PUMA: ruthenium energy bipyridine MO level osmium electrochem redn bibenzimidazolate;pyrimidylbenzimidazolate oxidn pyrimidylbenzimidazolate prepn]

Masa-aki Haga, Masahide Ishizuya, Tomokazu Kanesugi, Tomona Yutaka, Daisuke Sakiyama, Joerg Fees, and Wolfgang. Kaim. Synthesis and formation of dinuclear mixed-valent complexes of ruthenium and osmium bridged by 2-(2-pyrimidyl)benzimidazolate. Indian Journal of Chemistry, Section A: Inorganic, Bio-inorganic, Physical, Theoretical & Analytical Chemistry, (42A)9:2290--2299, 2003. [PUMA: ruthenium energy bipyridine MO level osmium electrochem redn bibenzimidazolate;pyrimidylbenzimidazolate oxidn pyrimidylbenzimidazolate prepn]

Arijit Singha Hazari, Alexa Paretzki, Jan Fiedler, Stanislav Zalis, Wolfgang Kaim, and Goutam Kumar. Lahiri. Different manifestations of enhanced p-acceptor ligation at every redox level of Os(9-OP)L2n, n = 2+, +, 0, - (9-OP- = 9-oxidophenalenone and L = bpy or pap). Dalton Transactions, (45)45:18241--18251, 2016. [PUMA: bipyridine phenylazopyridine;ESR phenylazopyridine crystal osmium electrochem mol complex structure oxidophenalenone phenylazopyridine;osmium optimization prepn]

Arijit Singha Hazari, Alexa Paretzki, Jan Fiedler, Stanislav Zalis, Wolfgang Kaim, and Goutam Kumar. Lahiri. Different manifestations of enhanced p-acceptor ligation at every redox level of Os(9-OP)L2n, n = 2+, +, 0, - (9-OP- = 9-oxidophenalenone and L = bpy or pap). Dalton Transactions, (45)45:18241--18251, 2016. [PUMA: bipyridine phenylazopyridine;ESR phenylazopyridine crystal osmium electrochem mol complex structure oxidophenalenone phenylazopyridine;osmium optimization prepn]

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: voltammetry osmium EPR heterobinuclear;osmium electrochem complex complex;electron redox valence azobispyridine ruthenium transfer homobinuclear complex;hole bridge complex;mixed spectroelectrochem;radical cyclic prepn]

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: voltammetry osmium EPR heterobinuclear;osmium electrochem complex complex;electron redox valence azobispyridine ruthenium transfer homobinuclear complex;hole bridge complex;mixed spectroelectrochem;radical cyclic prepn]

Fridmann M. Hornung, Frank Baumann, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. Spectroelectrochemical Characterization of the Two-Step Redox System (μ-pz)Os(CN)52n- (n = 4, 5, 6; pz = Pyrazine). Similarities and Differences in Relation to the Creutz-Taube System. Erratum to document cited in CA128:56656. Inorganic Chemistry, (37)20:5402, 1998. [PUMA: erratum;electrochem cyano pyrazine;osmium charge erratum;cyano erratum;transfer osmium electrochem erratum;erratum spectroelectrochem spectra dinuclear transfer pyrazine erratum;oxidn erratum oxidn prepn]

Fridmann M. Hornung, Frank Baumann, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. Spectroelectrochemical Characterization of the Two-Step Redox System (μ-pz)Os(CN)52n- (n = 4, 5, 6; pz = Pyrazine). Similarities and Differences in Relation to the Creutz-Taube System. Erratum to document cited in CA128:56656. Inorganic Chemistry, (37)20:5402, 1998. [PUMA: erratum;electrochem cyano pyrazine;osmium charge erratum;cyano erratum;transfer osmium electrochem erratum;erratum spectroelectrochem spectra dinuclear transfer pyrazine erratum;oxidn erratum oxidn prepn]