World's Best Scientists 2026 revealed!
Kaspar Andreas Friedrich

Kaspar Andreas Friedrich

D-Index & Metrics

Chemistry

D-Index
69
Citations
16707
World Ranking
6198
National Ranking
451

Kaspar Andreas Friedrich 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 Kaspar Andreas Friedrich sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 380 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Kaspar Andreas Friedrich 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 Kaspar Andreas Friedrich sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 69 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Kaspar Andreas Friedrich is affiliated with the German Aerospace Center in Germany. Their research primarily spans the fields of Engineering and Energy, with a strong focus on Electrical and Electronic Engineering, Renewable Energy, Sustainability and the Environment, and Materials Chemistry. Additional areas of study include Automotive Engineering and Energy Engineering and Power Technology.

The scientist's work concentrates on several key topics, including:

  • Fuel Cells and Related Materials
  • Electrocatalysts for Energy Conversion
  • Advanced battery technologies research
  • Advanced Battery Materials and Technologies
  • Hybrid Renewable Energy Systems
  • Advancements in Battery Materials

Kaspar Andreas Friedrich has published extensively in prominent venues, with frequent appearances in:

  • ECS Meeting Abstracts
  • Journal of The Electrochemical Society
  • Journal of Power Sources
  • Advanced Energy Materials
  • Electrochimica Acta

The following recent papers illustrate the scope and focus of Friedrich's research efforts:

  • A high-performance, durable and low-cost proton exchange membrane electrolyser with stainless steel components, 2021, Energy & Environmental Science
  • Increasing the performance of an anion-exchange membrane electrolyzer operating in pure water with a nickel-based microporous layer, 2021, Joule
  • Porous Transport Layers for Proton Exchange Membrane Electrolysis Under Extreme Conditions of Current Density, Temperature, and Pressure, 2021, Advanced Energy Materials
  • Highly active and stable OER electrocatalysts derived from Sr2MIrO6 for proton exchange membrane water electrolyzers, 2022, Nature Communications
  • Investigation of Magnesium-Sulfur Batteries using Electrochemical Impedance Spectroscopy, 2020, Electrochimica Acta

The scientist collaborates frequently with co-authors including Aldo Saul Gago, Tobias Morawietz, Pawel Gazdzicki, Norbert Wagner, and Indro Biswas, demonstrating a network of partnerships in their research field.

Best Publications

  • Fuel Cells - Fundamentals and Applications

    L. Carrette;K. A. Friedrich;U. Stimming

  • Fuel Cells: Principles, Types, Fuels, and Applications

    Linda Carrette;K. Andreas Friedrich;Ulrich Stimming

  • A review of platinum-based catalyst layer degradation in proton exchange membrane fuel cells

    Shengsheng Zhang;Xiao-Zi Yuan;Jason Ng Cheng Hin;Haijiang Wang

  • Ethanol oxidation on PtRu electrodes studied by differential electrochemical mass spectrometry

    N. Fujiwara;K.A. Friedrich;U. Stimming

  • Modified Nafion®-based membranes for use in direct methanol fuel cells

    P Dimitrova;K.A Friedrich;U Stimming;B Vogt

  • Comprehensive investigation of novel pore-graded gas diffusion layers for high-performance and cost-effective proton exchange membrane electrolyzers

    P. Lettenmeier;S. Kolb;N. Sata;A. Fallisch

  • Nanosized IrO(x)-Ir Catalyst with Relevant Activity for Anodes of Proton Exchange Membrane Electrolysis Produced by a Cost-Effective Procedure.

    Philipp Lettenmeier;Li Wang;Ute Golla-Schindler;Pawel Gazdzicki

  • CO adsorption and oxidation on a Pt(111) electrode modified by ruthenium deposition: an IR spectroscopic study

    K.A. Friedrich;K.-P. Geyzers;U. Linke;U. Stimming

  • Transport properties of ionomer composite membranes for direct methanol fuel cells

    P Dimitrova;K.A Friedrich;B Vogt;U Stimming

  • A high-performance, durable and low-cost proton exchange membrane electrolyser with stainless steel components

    S. Stiber;N. Sata;T. Morawietz;S. A. Ansar

  • Increasing the performance of an anion-exchange membrane electrolyzer operating in pure water with a nickel-based microporous layer

    Fatemeh Razmjooei;Tobias Morawietz;Tobias Morawietz;Ehsan Taghizadeh;Efi Hadjixenophontos

  • Performance and methanol permeation of direct methanol fuel cells: dependence on operating conditions and on electrode structure

    V Gogel;T Frey;Zhu Yongsheng;K.A Friedrich

  • Porous Transport Layers for Proton Exchange Membrane Electrolysis Under Extreme Conditions of Current Density, Temperature, and Pressure

    Svenja Stiber;Harald Balzer;Astrid Wierhake;Florian Josef Wirkert

  • Combined electrochemical and surface analysis investigation of degradation processes in polymer electrolyte membrane fuel cells

    M. Schulze;N. Wagner;T. Kaz;K.A. Friedrich

  • Novel method for the investigation of single nanoparticle reactivity

    J. Meier;K. A. Friedrich;U. Stimming

  • Operando Evidence for a Universal Oxygen Evolution Mechanism on Thermal and Electrochemical Iridium Oxides

    Viktoriia A. Saveleva;Li Wang;Detre Teschner;Travis Jones

  • Size dependence of the CO monolayer oxidation on nanosized Pt particles supported on gold

    K.A Friedrich;F Henglein;U Stimming;W Unkauf

  • Improvement of CO tolerance of proton exchange membrane (PEM) fuel cells by a pulsing technique

    L. P. L. Carrette;K. A. Friedrich;M. Huber;U. Stimming

  • Low-Cost and Durable Bipolar Plates for Proton Exchange Membrane Electrolyzers

    P. Lettenmeier;R. Wang;R. Abouatallah;B. Saruhan

  • Highly active anode electrocatalysts derived from electrochemical leaching of Ru from metallic Ir0.7Ru0.3 for proton exchange membrane electrolyzers

    Li Wang;Viktoriia A. Saveleva;Spyridon Zafeiratos;Elena R. Savinova

  • Initial approaches in benchmarking and round robin testing for proton exchange membrane water electrolyzers

    G. Bender;M. Carmo;T. Smolinka;A. Gago

  • Fundamental aspects in electrocatalysis: from the reactivity of single-crystals to fuel cell electrocatalysts

    K.A Friedrich;K.P Geyzers;A.J Dickinson;U Stimming

  • An in situ study of reconstructed gold electrode surfaces by second harmonic generation.

    A. Friedrich;B. Pettinger;D.M. Kolb;G. Lüpke

Frequent Co-Authors

Norbert Wagner
Norbert Wagner German Aerospace Center
Ulrich Stimming
Ulrich Stimming Technical University of Munich
Aldo Gago
Aldo Gago German Aerospace Center
Wolfgang G. Bessler
Wolfgang G. Bessler Offenburg University of Applied Sciences
Elena R. Savinova
Elena R. Savinova University of Strasbourg
Aimy Bazylak
Aimy Bazylak University of Toronto
Hans Müller-Steinhagen
Hans Müller-Steinhagen Dresden International University
Emil Roduner
Emil Roduner University of Stuttgart
Detlef Stolten
Detlef Stolten RWTH Aachen University
Jochen Kerres
Jochen Kerres Helmholtz Institute Erlangen-Nürnberg

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