Jan Fiedler

Jan Fiedler publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Jan Fiedler sits on this spectrum.

Jan Fiedler D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Jan Fiedler sits on this spectrum.

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