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Materials Science

D-Index
57
Citations
15726
World Ranking
7867
National Ranking
456

Michael Powalla 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 Michael Powalla 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: 204 publications — 32nd percentile

32% of scientists in this discipline score the same or lower.

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

Michael Powalla 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 Michael Powalla 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: 57 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Michael Powalla is affiliated with the Karlsruhe Institute of Technology in Germany. Their research focuses on engineering and materials science, with particular emphasis on electrical and electronic engineering as well as materials chemistry.

The main topics covered by their work include:

  • Chalcogenide Semiconductor Thin Films
  • Quantum Dots Synthesis And Properties
  • Perovskite Materials and Applications
  • Copper-based nanomaterials and applications
  • Solar cell performance optimization
  • Conducting polymers and applications
  • Organic Electronics and Photovoltaics

The scientist has contributed multiple papers to notable journals, including:

  • "Photovoltaics at multi-terawatt scale: Waiting is not an option" (2023) published in Science
  • "2D/3D Heterostructure for Semitransparent Perovskite Solar Cells with Engineered Bandgap Enables Efficiencies Exceeding 25% in Four-Terminal Tandems with Silicon and CIGS" (2020) published in Advanced Functional Materials
  • "From Groundwork to Efficient Solar Cells: On the Importance of the Substrate Material in Co-Evaporated Perovskite Solar Cells" (2021) published in Advanced Functional Materials
  • "The Role of SnF2 Additive on Interface Formation in All Lead-Free FASnI3 Perovskite Solar Cells" (2022) published in Advanced Functional Materials
  • "Nanoparticle Wetting Agent for Gas Stream-Assisted Blade-Coated Inverted Perovskite Solar Cells and Modules" (2020) published in ACS Applied Materials & Interfaces

Frequent publication venues include:

  • Advanced Functional Materials
  • ACS Applied Materials & Interfaces
  • IEEE Journal of Photovoltaics
  • Journal of Applied Physics
  • Microscopy and Microanalysis

The scientist collaborates extensively, with frequent co-authors such as:

  • Erik Ahlswede
  • Theresa Magorian Friedlmeier
  • Dimitrios Hariskos
  • Wolfram Witte
  • Julia Zillner

The body of work shows a consistent focus on topics related to photovoltaic technology, perovskite solar cells, and the synthesis and application of semiconductor materials. Their research contributes to understanding material properties and interface engineering relevant to enhancing solar cell efficiency and development.

Best Publications

  • New world record efficiency for Cu(In,Ga)Se2 thin‐film solar cells beyond 20%

    Philip Jackson;Dimitrios Hariskos;Erwin Lotter;Stefan Paetel

  • Effects of heavy alkali elements in Cu(In,Ga)Se2 solar cells with efficiencies up to 22.6%

    Philip Jackson;Roland Wuerz;Dimitrios Hariskos;Erwin Lotter

  • Properties of Cu(In,Ga)Se2 solar cells with new record efficiencies up to 21.7%

    Philip Jackson;Dimitrios Hariskos;Roland Wuerz;Oliver Kiowski

  • Compositional investigation of potassium doped Cu(In,Ga)Se2 solar cells with efficiencies up to 20.8%

    Philip Jackson;Dimitrios Hariskos;Roland Wuerz;Wiltraud Wischmann

  • CIGS absorbers and processes

    Shigeru Niki;Miguel Contreras;Ingrid Repins;Michael Powalla

  • Buffer layers in Cu(In,Ga)Se2 solar cells and modules

    D. Hariskos;S. Spiering;M. Powalla

  • High-efficiency copper indium gallium diselenide (CIGS) solar cells with indium sulfide buffer layers deposited by atomic layer chemical vapor deposition (ALCVD)

    N. Naghavi;S. Spiering;M. Powalla;B. Cavana

  • Raman investigations of Cu(In,Ga)Se2 thin films with various copper contents

    Wolfram Witte;Robert Kniese;Michael Powalla

  • Thin‐film solar cells exceeding 22% solar cell efficiency: An overview on CdTe-, Cu(In,Ga)Se2-, and perovskite-based materials

    Michael Powalla;Stefan Paetel;Erik Ahlswede;Roland Wuerz

  • Improved Photocurrent in Cu(In,Ga)Se 2 Solar Cells: From 20.8% to 21.7% Efficiency with CdS Buffer and 21.0% Cd-Free

    Theresa Magorian Friedlmeier;Philip Jackson;Andreas Bauer;Dimitrios Hariskos

  • Approaches to flexible CIGS thin-film solar cells

    F. Kessler;D. Herrmann;M. Powalla

  • CIGS thin-film solar cells on steel substrates

    R. Wuerz;A. Eicke;M. Frankenfeld;F. Kessler

  • Electron-Beam-Evaporated Nickel Oxide Hole Transport Layers for Perovskite-Based Photovoltaics

    Tobias Abzieher;Somayeh Moghadamzadeh;Fabian Schackmar;Helge Eggers

  • Efficiency enhancement of Cu(In,Ga)Se2 thin‐film solar cells by a post‐deposition treatment with potassium fluoride

    Anke Laemmle;Roland Wuerz;Michael Powalla

  • Cover Picture: Compositional investigation of potassium doped Cu(In,Ga)Se2 solar cells with efficiencies up to 20.8% (Phys. Status Solidi RRL 3/2014)

    Philip Jackson;Dimitrios Hariskos;Roland Wuerz;Wiltraud Wischmann

  • Comparative study of the influence of LiF, NaF, and KF on the performance of polymer bulk heterojunction solar cells

    Erik Ahlswede;Jonas Hanisch;Michael Powalla

  • Gallium gradients in Cu(In,Ga)Se2 thin‐film solar cells

    Wolfram Witte;Daniel Abou-Ras;Karsten Albe;Gottfried H. Bauer

  • The Zn(S,O,OH)/ZnMgO buffer in thin-film Cu(In,Ga)(Se,S)2-based solar cells part II: Magnetron sputtering of the ZnMgO buffer layer for in-line co-evaporated Cu(In,Ga)Se2 solar cells

    D. Hariskos;B. Fuchs;R. Menner;N. Naghavi

  • 2D/3D Heterostructure for Semitransparent Perovskite Solar Cells with Engineered Bandgap Enables Efficiencies Exceeding 25% in Four‐Terminal Tandems with Silicon and CIGS

    Saba Gharibzadeh;Ihteaz Muhaimeen Hossain;Paul Fassl;Bahram Abdollahi Nejand

  • Influence of Cu content on electronic transport and shunting behavior of Cu(In,Ga)Se2 solar cells

    A. Virtuani;E. Lotter;M. Powalla;U. Rau

  • Highly efficient organic solar cells with printable low-cost transparent contacts

    Erik Ahlswede;Wolfgang Mühleisen;Mohd Wahinuddin bin Moh Wahi;Jonas Hanisch

Frequent Co-Authors

Dimitrios Hariskos
Dimitrios Hariskos University of Stuttgart
Uli Lemmer
Uli Lemmer Karlsruhe Institute of Technology
Daniel Lincot
Daniel Lincot Centre national de la recherche scientifique, CNRS
Philip L. Jackson
Philip L. Jackson Université Laval
Ulrich W. Paetzold
Ulrich W. Paetzold Karlsruhe Institute of Technology
Jean-François Guillemoles
Jean-François Guillemoles Centre national de la recherche scientifique, CNRS
Dagmar Gerthsen
Dagmar Gerthsen Karlsruhe Institute of Technology
Uwe Rau
Uwe Rau Forschungszentrum Jülich
Clemens Heske
Clemens Heske University of Nevada, Las Vegas
Andreas Klein
Andreas Klein Technical University of Darmstadt

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