Jan Fiedler

Overview

Best Publications

• Spectroelectrochemistry: the best of two worlds

  Wolfgang Kaim;Jan Fiedler

  506
  Citations

• Local Proton Source in Electrocatalytic CO2 Reduction with [Mn(bpy–R)(CO)3Br] Complexes

  Federico Franco;Claudio Cometto;Claudio Cometto;Luca Nencini;Claudia Barolo

  157
  Citations

• Role of the Bridging Arylethynyl Ligand in Bi- and Trinuclear Ruthenium and Iron Complexes

  Axel Klein;Olivier Lavastre;Jan Fiedler

  140
  Citations

• Three-Spin System with a Twist: A Bis(semiquinonato)copper Complex with a Nonplanar Configuration at the Copper(II) Center†

  Shengfa Ye;Biprajit Sarkar;Falk Lissner;Thomas Schleid

  137
  Citations

• Mixed-Valent Metals Bridged by a Radical Ligand: Fact or Fiction Based on Structure-Oxidation State Correlations

  Biprajit Sarkar;Srikanta Patra;Jan Fiedler;Raghavan B Sunoj

  134
  Citations

• Theoretical and experimental evidence for a new kind of spin-coupled singlet species: isomeric mixed-valent complexes bridged by a radical anion ligand.

  Biprajit Sarkar;Srikanta Patra;Jan Fiedler;Raghavan B. Sunoj

  131
  Citations

• Intramolecular Valence and Spin Interaction in meso and rac Diastereomers of a p-Quinonoid-Bridged Diruthenium Complex

  Doyel Kumbhakar;Biprajit Sarkar;Somnath Maji;Shaikh M. Mobin

  129
  Citations

• 2,5-dioxido-1,4-benzoquinonediimine (H2L2 ), A hydrogen-bonding noninnocent bridging ligand related to aminated topaquinone: Different oxidation state distributions in complexes [{(bpy)2Ru} 2(μ-H2L)]n (n = 0, + ,2 + ,3 + ,4+) and [{(acac)2Ru}2(μ-H2L)]m (m = 2-, -,0, + ,2 + )

  Sanjib Kar;Biprajit Sarkar;Sandeep Ghumaan;Deepa Janardanan

  125
  Citations

• Valence‐State Analysis through Spectroelectrochemistry in a Series of Quinonoid‐Bridged Diruthenium Complexes [(acac)2Ru(μ‐L)Ru(acac)2]n (n=+2, +1, 0, −1, −2)

  Sandeep Ghumaan;Biprajit Sarkar;Somnath Maji;Vedavati G. Puranik

  119
  Citations

• Tetranuclear pentaammineruthenium complexes bridged by {pi}-conjugated tetracyano ligands related to TCNE: Syntheses and spectroscopy of different oxidation states

  Michael Moscherosch;Eberhard Waldhoer;Herbert Binder;Wolfgang Kaim

  114
  Citations

• Complex series [Ru(tpy)(dpk)(X)]n+ (tpy = 2,2':6',2''-terpyridine; dpk = 2,2'-dipyridyl ketone; X = Cl-, CH3CN, NO2(-), NO+, NO*, NO-): substitution and electron transfer, structure, and spectroscopy.

  Sounak Sarkar;Biprajit Sarkar;Nripen Chanda;Sanjib Kar

  105
  Citations

• Complex Reduction Chemistry of (abpy)PtCl2, abpy = 2,2‘-Azobispyridine: Formation of Cyclic [(μ,η2:η1-abpy)PtCl]22+ with a New Coordination Mode for abpy and a Near-Infrared Ligand-to-Ligand Intervalence Charge Transfer Absorption of the One-Electron Reduced State

  Akbey Dogan;Biprajit Sarkar;Axel Klein;Falk Lissner

  102
  Citations

• Variable Reduction Sequences for Axial (L) and Chelate Ligands (N∧N) in Rhenium(I) Complexes [(N∧N)Re(CO)3(L)]n

  Sascha Berger;and Axel Klein;Wolfgang Kaim;Jan Fiedler

  98
  Citations

• Valence-state alternatives in diastereoisomeric complexes [(acac)2Ru(mu-QL)Ru(acac)2]n (QL2- = 1,4-dioxido-9,10-anthraquinone,n = +2, +1, 0, -1, -2).

  Somnath Maji;Biprajit Sarkar;Shaikh M. Mobin;Jan Fiedler

  93
  Citations

• The semiquinone-ruthenium combination as a remarkably invariant feature in the redox and substitution series [Ru(Q) n (acac) 3-n ] m , n = 1-3; m = (-2), -1, 0, +1, (+2); Q = 4,6-di-tert-butyl-n-phenyl-o-iminobenzoquinone

  Dipanwita Das;Atanu Kumar Das;Biprajit Sarkar;Tapan Kumar Mondal

  91
  Citations

• The Electrochemical Behaviour of Organonickel Complexes: Mono-, Di- and Trivalent Nickel

  Axel Klein;André Kaiser;Biprajit Sarkar;Matthias Wanner

  90
  Citations

• CpIr(dab) (dab = 1,4-Bis(2,6-dimethylphenyl)-1,4-diazabutadiene): A Coordinatively Unsaturated Six-pi-Electron Metallaheteroaromatic Compound?

  Stefan Greulich;Wolfgang Kaim;Andreas F. Stange;Hermann Stoll

  89
  Citations

• Metal-induced reductive ring opening of 1,2,4,5-tetrazines: three resulting coordination alternatives, including the new non-innocent 1,2-diiminohydrazido(2-) bridging ligand system.

  Somnath Maji;Biprajit Sarkar;Srikanta Patra;Jan Fiedler

  88
  Citations

• Electrochemical, spectroscopic and EPR study of transition metal complexes of dipyrido[3,2- a :2′,3′- c ]phenazine

  Jörg Fees;Michael Ketterle;Axel Klein;Jan Fiedler

  88
  Citations

• Isovalent and Mixed-Valent Diruthenium Complexes [(acac)2RuII (μ-bpytz)RuII(acac)2] and [(acac)2RuII(μ-bpytz)RuIII(acac)2](ClO4) (acac = Acetylacetonate and bpytz = 3,6-Bis(3,5-dimethylpyrazolyl)-1,2,4,5-tetrazine): Synthesis, Spectroelectrochemical, and EPR Investigation

  Srikanta Patra;Biprajit Sarkar;Sandeep Ghumaan;Jan Fiedler

  87
  Citations

• Structures and spectroelectrochemistry (UV–vis, IR, EPR) of complexes [(OC)3ClRe]n(abpy), n=1, 2; abpy=2,2′-azobispyridine

  Heiko Hartmann;Thomas Scheiring;Jan Fiedler;Wolfgang Kaim

  86
  Citations

• Controlling Metal–Ligand–Metal Oxidation State Combinations by Ancillary Ligand (L) Variation in the Redox Systems [L2Ru(μ‐boptz)RuL2]n, boptz=3,6‐bis(2‐oxidophenyl)‐1,2,4,5‐tetrazine, and L=acetylacetonate, 2,2′‐bipyridine, or 2‐phenylazopyridine

  Srikanta Patra;Biprajit Sarkar;Somnath Maji;Jan Fiedler

  85
  Citations