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Klaus Friedrich
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Materials Science
Germany
2022

D-Index & Metrics

Materials Science

D-Index
103
Citations
34501
World Ranking
930
National Ranking
53

Klaus Friedrich publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Klaus Friedrich sits on this spectrum.

50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50 publications 1,163+

This scientist: 546 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

Klaus Friedrich D-index placement in Materials Science in 2026

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

40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40 D-Index 165+

This scientist: 103 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

Research.com Recognitions

  • 2022 - Research.com Materials Science in Germany Leader Award

Overview

Klaus Friedrich was affiliated with the Technical University of Kaiserslautern in Germany. Their research contributions spanned several core areas within engineering and materials science, with a focus on polymers, composites, and mechanical properties.

The main fields of study covered by their work included:

  • Engineering
  • Materials Science

Within these fields, Friedrich concentrated on several subfields:

  • Polymers and Plastics
  • Mechanical Engineering
  • Mechanics of Materials
  • Industrial and Manufacturing Engineering
  • Automotive Engineering

The research topics prominently addressed by Friedrich featured:

  • Natural Fiber Reinforced Composites
  • Tribology and Wear Analysis
  • Fiber-reinforced Polymer Composites
  • Polymer Nanocomposites and Properties
  • Additive Manufacturing and 3D Printing Technologies
  • Polymer Crystallization and Properties
  • Lubricants and Their Additives

Friedrich's recent scientific publications include:

  • "Eco-friendly and sustainable processing of wood-based materials" (2021), published in Green Chemistry
  • "Multifunctionality of polymer composites based on recycled carbon fibers: A review" (2021), published in Advanced Industrial and Engineering Polymer Research
  • "Rheological and energy absorption characteristics of a concentrated shear thickening fluid at various temperatures" (2020), published in International Journal of Impact Engineering
  • "High strength epoxy system modified with soft block copolymer and stiff core-shell rubber nanoparticles: Morphology, mechanical properties, and fracture mechanisms" (2020), published in eXPRESS Polymer Letters
  • "On the tribological properties of extremely different wood materials" (2021), published in European Journal of Wood and Wood Products

Friedrich frequently published in these venues:

  • Advanced Industrial and Engineering Polymer Research
  • Green Chemistry
  • International Journal of Impact Engineering
  • eXPRESS Polymer Letters
  • European Journal of Wood and Wood Products

The scientist collaborated repeatedly with several coauthors, including:

  • Bernd Wetzel
  • E. I. Akpan
  • Sanjay Mavinkere Rangappa
  • Jyotishkumar Parameswaranpillai
  • Lin Ye

Best Publications

  • Epoxy nanocomposites ¿ fracture and toughening mechanisms

    Bernd Wetzel;Patrick Rosso;Frank Haupert;Klaus Friedrich

  • Structure–property relationships of irradiation grafted nano-inorganic particle filled polypropylene composites

    Min Zhi Rong;Ming Qiu Zhang;Yong Xiang Zheng;Han Min Zeng

  • Effects of various fillers on the sliding wear of polymer composites

    Klaus Friedrich;Zhong Zhang;Alois K. Schlarb

  • Tensile performance improvement of low nanoparticles filled-polypropylene composites

    Chun Lei Wu;Ming Qiu Zhang;Min Zhi Rong;Klaus Friedrich

  • Artificial neural networks applied to polymer composites: a review

    Z Zhang;K Friedrich

  • Polymer composites for tribological applications

    Unknown

  • Manufacturing Aspects of Advanced Polymer Composites for Automotive Applications

    Klaus Friedrich;Klaus Friedrich;Abdulhakim A. Almajid

  • Property improvements of in situ epoxy nanocomposites with reduced interparticle distance at high nanosilica content

    Hui Zhang;Zhong Zhang;Klaus Friedrich;Christian Eger

  • Improvement of tensile properties of nano-SiO2/PP composites in relation to percolation mechanism

    Min Zhi Rong;Ming Qiu Zhang;Yong Xiang Zheng;Han Min Zeng

  • Mechanical properties and failure behaviour of carbon fibre-reinforced polymer composites under the influence of moisture

    R. Selzer;K. Friedrich

  • Recent advances in polymer composites' tribology

    K. Friedrich;Z. Lu;A.M. Hager

  • On sliding friction and wear of PEEK and its composites

    Z.P. Lu;K. Friedrich

  • Tribological properties of epoxy nanocomposites: I. Enhancement of the wear resistance by nano-TiO2 particles

    L. Chang;Z. Zhang;C. Breidt;K. Friedrich

  • Polymer Composites: From Nano- to Macro-Scale

    Klaus Friedrich

  • Effect of particle surface treatment on the tribological performance of epoxy based nanocomposites

    Ming Qiu Zhang;Min Zhi Rong;Shu Li Yu;Bernd Wetzel

  • Friction and wear of polymer composites

    X.Q. Pei;K. Friedrich

  • Application of fracture mechanics to composite materials

    Klaus Friedrich

  • Impact and wear resistance of polymer nanocomposites at low filler content

    Bernd Wetzel;Frank Haupert;Klaus Friedrich;Ming Qiu Zhang

  • Effect of inorganic nanoparticles on mechanical property, fracture toughness and toughening mechanism of two epoxy systems

    Jun Ma;Mao-Song Mo;Xu-Sheng Du;Patrick Rosso

  • A toughened epoxy resin by silica nanoparticle reinforcement

    P. Rosso;L. Ye;K. Friedrich;S. Sprenger

  • Significantly modified tribological performance of epoxy nanocomposites at very low graphene oxide content

    Xiao-Jun Shen;Xiao-Jun Shen;Xian-Qiang Pei;Shao-Yun Fu;Shao-Yun Fu;Klaus Friedrich;Klaus Friedrich

Frequent Co-Authors

Ming Qiu Zhang
Ming Qiu Zhang Sun Yat-sen University
Min Zhi Rong
Min Zhi Rong Sun Yat-sen University
Zhong Zhang
Zhong Zhang National Center for Nanoscience and Technology, China
Lin Ye
Lin Ye Southern University of Science and Technology
Stoyko Fakirov
Stoyko Fakirov University of Auckland
Karl Schulte
Karl Schulte Hamburg University of Technology
Jinglei Yang
Jinglei Yang Hong Kong University of Science and Technology
József Karger-Kocsis
József Karger-Kocsis Budapest University of Technology and Economics
Yiu-Wing Mai
Yiu-Wing Mai Hong Kong Polytechnic University
Shao-Yun Fu
Shao-Yun Fu Chongqing University

External Links

Personal website of Klaus Friedrich Google Scholar page

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Best Scientists Citing Klaus Friedrich

Yiu-Wing Mai

Yiu-Wing Mai

Hong Kong Polytechnic University

Publications: 80

Jayashree Bijwe

Jayashree Bijwe

Indian Institute of Technology Delhi

Publications: 65

Qihua Wang

Qihua Wang

Chinese Academy of Sciences

Publications: 62

Ming Qiu Zhang

Ming Qiu Zhang

Sun Yat-sen University

Publications: 47

Lin Ye

Lin Ye

Southern University of Science and Technology

Publications: 45

Zhong Zhang

Zhong Zhang

National Center for Nanoscience and Technology, China

Publications: 41

Min Zhi Rong

Min Zhi Rong

Sun Yat-sen University

Publications: 40

Zhaozhu Zhang

Zhaozhu Zhang

Chinese Academy of Sciences

Publications: 38

Tingmei Wang

Tingmei Wang

Chinese Academy of Sciences

Publications: 37

Alessandro Pegoretti

Alessandro Pegoretti

University of Trento

Publications: 37

Shao-Yun Fu

Shao-Yun Fu

Chongqing University

Publications: 37

Debes Bhattacharyya

Debes Bhattacharyya

University of Auckland

Publications: 37

József Karger-Kocsis

József Karger-Kocsis

Budapest University of Technology and Economics

Publications: 35

Sabu Thomas

Sabu Thomas

Mahatma Gandhi University

Publications: 32

Amar Patnaik

Amar Patnaik

Malaviya National Institute of Technology Jaipur

Publications: 30

Zhong-Ming Li

Zhong-Ming Li

Sichuan University

Publications: 29

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