World's Best Scientists 2026 revealed!
Rotraut Merkle

Rotraut Merkle

D-Index & Metrics

Materials Science

D-Index
46
Citations
7523
World Ranking
11481
National Ranking
634

Chemistry

D-Index
47
Citations
7490
World Ranking
15693
National Ranking
1153

Rotraut Merkle 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 Rotraut Merkle 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: 200 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

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

Rotraut Merkle 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 Rotraut Merkle 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: 46 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Rotraut Merkle is affiliated with the Max Planck Society in Germany and has made significant contributions to the field of Materials Science, with a strong focus on Materials Chemistry. Their research spans various subfields including Electronic, Optical and Magnetic Materials, Electrical and Electronic Engineering, Condensed Matter Physics, and Inorganic Chemistry.

The scientist's work primarily addresses topics related to advancements in solid oxide fuel cells and the electronic and structural properties of oxides. Other notable areas of research include the magnetic and transport properties of perovskites and related materials, X-ray diffraction in crystallography, crystallization and solubility studies, advanced battery materials and technologies, and solid-state spectroscopy and crystallography.

Rotraut Merkle has published extensively in several high-impact journals and specialized venues. Frequent publication venues include:

  • The Cambridge Structural Database
  • Solid State Ionics
  • Journal of Materials Chemistry A
  • The Journal of Physical Chemistry C
  • Physical Chemistry Chemical Physics

Among the recent papers authored or co-authored by Rotraut Merkle are:

  • "Oxides with Mixed Protonic and Electronic Conductivity," 2021, Annual Review of Materials Research
  • "Effects of NiO addition on sintering and proton uptake of Ba(Zr,Ce,Y)O3−δ," 2021, Journal of Materials Chemistry A
  • "Interdependence of Oxygenation and Hydration in Mixed-Conducting (Ba,Sr)FeO3−δ Perovskites Studied by Density Functional Theory," 2020, The Journal of Physical Chemistry C
  • "Humidity-Controlled Water Uptake and Conductivities in Ion and Electron Mixed Conducting Polythiophene Films," 2020, ACS Applied Materials & Interfaces
  • "X-ray Spectroscopy of (Ba,Sr,La)(Fe,Zn,Y)O3−δ Identifies Structural and Electronic Features Favoring Proton Uptake," 2020, Chemistry of Materials

Throughout their career, Rotraut Merkle has frequently collaborated with other researchers. Frequent co-authors include:

  • Joachim Maier
  • Thomas Schleid
  • Markus Joos
  • Maurice Conrad
  • Sebastian Bette

The scientist's body of work aligns with key scientific interests in the study of protonic and electronic conductivity in oxides, solid oxide fuel cells, and related crystalline and spectroscopic properties of materials. This interdisciplinary approach integrates aspects of chemistry, physics, and engineering to explore the behavior and characteristics of advanced materials.

Best Publications

  • How is oxygen incorporated into oxides? A comprehensive kinetic study of a simple solid-state reaction with SrTiO3 as a model material.

    Rotraut Merkle;Joachim Maier

  • Combined theoretical and experimental analysis of processes determining cathode performance in solid oxide fuel cells

    M. M. Kuklja;E. A. Kotomin;E. A. Kotomin;R. Merkle;Yu. A. Mastrikov;Yu. A. Mastrikov

  • Mixed-Conducting Perovskites as Cathode Materials for Protonic Ceramic Fuel Cells: Understanding the Trends in Proton Uptake

    Reihaneh Zohourian;Rotraut Merkle;Giulia Raimondi;Joachim Maier

  • Electron and ion transport in Li2O2.

    Oliver Gerbig;Rotraut Merkle;Joachim Maier

  • Pathways for Oxygen Incorporation in Mixed Conducting Perovskites: A DFT-Based Mechanistic Analysis for (La, Sr)MnO3−δ

    Yuri A. Mastrikov;Rotraut Merkle;Eugene Heifets;Eugene A. Kotomin

  • Ion conduction and redistribution at grain boundaries in oxide systems

    Giuliano Gregori;Rotraut Merkle;Joachim Maier

  • Interaction of oxygen with halide perovskites

    Alessandro Senocrate;Tolga Acartürk;Gee Yeong Kim;Rotraut Merkle

  • Jahn-Teller distortion around Fe 4 + in Sr ( Fe x Ti 1 − x ) O 3 − δ from x-ray absorption spectroscopy, x-ray diffraction, and vibrational spectroscopy

    M. Vračar;A. Kuzmin;R. Merkle;J. Purans

  • Oxygen incorporation into Fe-doped SrTiO3: Mechanistic interpretation of the surface reaction

    Rotraut Merkle;Joachim Maier

  • Defect association in acceptor-doped SrTiO3: case study for Fe′TiV˙˙O and Mn″TiV˙˙O

    Rotraut Merkle;Joachim Maier

  • Formation and migration of oxygen vacancies in La1−xSrxCo1−yFeyO3−δ perovskites: insight from ab initio calculations and comparison with Ba1−xSrxCo1−yFeyO3−δ

    Yuri A. Mastrikov;Yuri A. Mastrikov;Rotraut Merkle;Eugene A. Kotomin;Eugene A. Kotomin;Maija M. Kuklja

  • Oxygen tracer diffusion in dense Ba0.5Sr0.5Co0.8Fe0.2O3−δ films

    L. Wang;R. Merkle;J. Maier;T. Acartürk

  • Dopant Segregation and Space Charge Effects in Proton-Conducting BaZrO3 Perovskites

    M. Shirpour;B. Rahmati;W. Sigle;P. A. van Aken

  • Oxygen exchange kinetics on solid oxide fuel cell cathode materials—general trends and their mechanistic interpretation

    Lei Wang;Rotraut Merkle;Yuri A. Mastrikov;Yuri A. Mastrikov;Eugene A. Kotomin

  • Surface Kinetics and Mechanism of Oxygen Incorporation Into Ba1 − x Sr x Co y Fe1 − y O3 − δ SOFC Microelectrodes

    Lei Wang;Rotraut Merkle;Joachim Maier

  • Long-Range and Short-Range Structure of Proton-Conducting Y:BaZrO3

    Francesco Giannici;Mona Shirpour;Alessandro Longo;Antonino Martorana

  • On the proton conductivity in pure and gadolinium doped nanocrystalline cerium oxide.

    Mona Shirpour;Giuliano Gregori;Rotraut Merkle;Joachim Maier

  • First principles calculations of oxygen vacancy formation and migration in mixed conducting Ba0.5Sr0.5Co1−yFeyO3−δ perovskites

    E.A. Kotomin;E.A. Kotomin;Yu. A. Mastrikov;Yu. A. Mastrikov;M.M. Kuklja;R. Merkle

  • First Principles Calculations of Oxygen Vacancy Formation and Migration in Ba1−xSrxCo1−yFeyO3−δ Perovskites

    Rotraut Merkle;Yuri A. Mastrikov;Yuri A. Mastrikov;Eugene A. Kotomin;Eugene A. Kotomin;Maija M. Kuklja

  • Proton conductivity in mixed-conducting BSFZ perovskite from thermogravimetric relaxation

    Daniel Poetzsch;Rotraut Merkle;Joachim Maier

  • Chemical diffusion of oxygen in tin dioxide

    B Kamp;R Merkle;J Maier

Frequent Co-Authors

Joachim Maier
Joachim Maier Max Planck Society
Eugene A. Kotomin
Eugene A. Kotomin University of Latvia
Jochen Mannhart
Jochen Mannhart Max Planck Society
Michael Grätzel
Michael Grätzel École Polytechnique Fédérale de Lausanne
Ulrich Starke
Ulrich Starke Max Planck Society
Peter A. van Aken
Peter A. van Aken Max Planck Society
Klaus-Dieter Kreuer
Klaus-Dieter Kreuer Max Planck Society
Wilfried Sigle
Wilfried Sigle Max Planck Society
Roger A. De Souza
Roger A. De Souza RWTH Aachen University

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