Publications

Mixed-valence intermediates as ideal targets for spectroelectrochemistry (SEC): Spectroelectrochem. In Wolfgang Kaim, Biprajit Sarkar, and Goutam Kumar. Lahiri (Eds.), Royal Society of Chemistry, 2008. [PUMA: ESR IR catalysis electrocatalysis intermediate mixed optical redox review;review spectroelectrochem valence vibrational]

Renate Gross, and Wolfgang. Kaim. Neutral spin-delocalized mixed-valence manganese(I)-manganese(II) dimers bridged by alkoxide, imidazolate, or malonodinitrile anions. Inorganic Chemistry, (25)27:4865--4870, 1986. [PUMA: alkoxide anion complex complex;ESR complex;intervalence complex;malononitrile complex;manganese dimeric manganese mixed transition valence valence;imidazolate]

Wolfgang Kaim, and Biprajit. Sarkar. Mixed valency in ruthenium complexes - Coordinative aspects. Coordination Chemistry Reviews, (251)3+4:584--594, 2007. [PUMA: complex interaction metal mixed review ruthenium valence]

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]

Tanaya Kundu, David Schweinfurth, Biprajit Sarkar, Tapan Kumar Mondal, Jan Fiedler, Shaikh M. Mobin, Vedavati G. Puranik, Wolfgang Kaim, and Goutam Kumar. Lahiri. Strong metal-metal coupling in mixed-valent intermediates Cl(L)Ru(m-tppz)Ru(L)Cl+, L = b-diketonato ligands, tppz = 2,3,5,6-tetrakis(2-pyridyl)pyrazine. Dalton Transactions, (41)43:13429--13440, 2012. [PUMA: DFT;optimized MO MO;dinuclear acetylacetonate acetylacetonato crystal diketonate dinuclear electrochem mixed mol prepn pyridylpyrazine redox ruthenium structure valence]

Wolfgang Kaim, and Biprajit. Sarkar. Mixed valency of a 5d element: The osmium example. Coordination Chemistry Reviews, (257)9-10:1650--1659, 2013. [PUMA: element mixed osmium review valency]

Wolfgang Kaim, and Goutam Kumar. Lahiri. Unconventional mixed-valent complexes of ruthenium and osmium. Angewandte Chemie, International Edition, (46)11:1778--1796, 2007. [PUMA: bridged complex electron exchange intramol ligand mediated mixed osmium review review;review review;valence ruthenium transfer transfer;ruthenium valent]

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]

Infrared spectroelectrochemical investigations of ultrafast electron transfer in mixed-valence complexes: Spectroelectrochem. In J. Catherine Salsman, and Clifford P. Kubiak (Eds.), Royal Society of Chemistry, 2008. [PUMA: IR cell design;ultrafast electron mixed reflectance review spectroelectrochem transfer valence]

Stanislav Zalis, Biprajit Sarkar, Carole Duboc, and Wolfgang. Kaim. Evidence for the dimer-of-(mixed-valent dimers) configuration in tetranuclear (μ4-TCNX)Ru(NH3)548+, TCNX = TCNE and TCNQ, from DFT calculations. Monatshefte fuer Chemie, (140)7:765--773, 2009. [PUMA: complex configuration dimer mixed ruthenium tetracyanoethene tetranuclear valent]

Sylvia Ernst, Volker Kasack, and Wolfgang. Kaim. What determines the comproportionation constant in molecule-bridged mixed-valence complexes? Evidence for the crucial role of the ligand LUMO in four ruthenium(II)ruthenium(III) dimers. Inorganic Chemistry, (27)7:1146--1148, 1988. [PUMA: azobipyridine bipyridine complex complex;LUMO complex;electron complex;pyridylpyrazine comproportionation;comproportionation comproportionation;pyridyltetrazine comproportionation;sym comproportionation;voltammetry density dinuclear heterocycle mixed nitrogen ruthenium valent voltammetry]

Wolfgang Kaim, Wolfgang Bruns, Juergen Poppe, and Volker. Kasack. Spectroscopy of mixed valent states in dinuclear ions and metalloproteins. Journal of Molecular Structure, (292):221--228, 1993. [PUMA: ESR IR complex complex;UV mixed review review;metalloprotein review;review spectroscopy valence]

Wolfgang Kaim, Axel Klein, and Markus. Gloeckle. Exploration of Mixed-Valence Chemistry: Inventing New Analogues of the Creutz-Taube Ion. Accounts of Chemical Research, (33)11:755--763, 2000. [PUMA: Creutz Taube chem ion mixed prepn review valent]

Monica M. Vergara, Monica E. Garcia Posse, Florencia Fagalde, Nestor E. Katz, Jan Fiedler, Biprajit Sarkar, Monika Sieger, and Wolfgang. Kaim. Mixed-valency with cyanides as terminal ligands: Diruthenium(III,II) complexes with the 3,6-bis(2-pyridyl)-1,2,4,5-tetrazine bridge and variable co-ligands (CN- vs. bpy or NH3). Inorganica Chimica Acta, (363)1:163--167, 2009. [PUMA: bis complex cyanides diruthenium ligand mixed pyridyl terminal valency]

Sandeep Ghumaan, Biprajit Sarkar, Mahendra P. Patil, Jan Fiedler, Raghavan B. Sunoj, Wolfgang Kaim, and Goutam Kumar. Lahiri. Multiple one-electron oxidation and reduction of trinuclear bis(2,4-pentanedionato)ruthenium complexes with substituted diquinoxalino2,3-a:2',3'-cphenazine ligands. Polyhedron, (26)13:3409--3418, 2007. [PUMA: DFT MO acac diquinoxalinophenazine electrochem frontier mixed prepn redox;spectroelectrochem ruthenium substituted trinuclear trinuclear;EPR trinuclear;mixed trinuclear;ruthenium valence]

Fleurianne Bertrand, Maximilian Brodbeck, and Tim Ricken. On robust discretization methods for poroelastic problems: Numerical examples and counter-examples. Examples and Counterexamples, (2):100087, 2022. [PUMA: Incompressible Low Media, Mixed Parameter Porous Theory elements, finite material myown of permeability, robustness,] URL

Andreas Hentrich, Venancio Martinez Garcia, Andreas Killinger, Burkhard Plaum, Carsten Lechte, and Günter E.M. Tovar. Resonant Atmospheric Plasma-Sprayed Ceramic Layers Effectively absorb Microwaves at 170 GHz. Journal of Infrared, Millimeter, and Terahertz Waves, (43)5-6:349--365, Springer, June 2022. [PUMA: Experimental Mixed Modeling Plasma coatings first igvp mitlechte mt oxides ref spray validation] URL

Andreas Hentrich, Venancio Martinez Garcia, Andreas Killinger, Burkhard Plaum, Carsten Lechte, and Günter E.M. Tovar. Resonant Atmospheric Plasma-Sprayed Ceramic Layers Effectively absorb Microwaves at 170 GHz. Journal of Infrared, Millimeter, and Terahertz Waves, (43)5-6:349--365, Springer, June 2022. [PUMA: Experimental Mixed Modeling Plasma SDG-07-pri coatings first from:carstenlechte igvp mitlechte mt oxides ref spray validation] URL

Stefan Esser, Wei Jing, Xiaodong Xu, Thomas Graf, and Marwan Abdou Ahmed. First thin-disk laser operation of ceramic Yb:LuScO3. Laser Congress 2023 (ASSL, LAC), AW3A.7, Optica Publishing Group, 2023. [PUMA: LuScO3 ThindiskLaser ceramic mixed myown sesquioxide] URL

Stefan Esser, Wei Jing, Xiaodong Xu, Thomas Graf, and Marwan Abdou Ahmed. First thin-disk laser operation of ceramic Yb:LuScO3. Laser Congress 2023 (ASSL, LAC), AW3A.7, Optica Publishing Group, 2023. [PUMA: myown ceramic LuScO3 mixed sesquioxide ThindiskLaser] URL