World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
41
Citations
19240
World Ranking
6781
National Ranking
427

James M. Ball publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where James M. Ball sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 62 publications — 1st percentile

1% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

James M. Ball D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where James M. Ball sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 41 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

James M. Ball is affiliated with the University of Oxford in the United Kingdom and has contributed extensively to research in engineering and materials science. Their work primarily focuses on electrical and electronic engineering, materials chemistry, and polymers and plastics, with additional research in atomic and molecular physics, optics, and renewable energy sustainability.

The main topics of their research encompass:

  • Perovskite Materials and Applications
  • Conducting Polymers and Applications
  • Chalcogenide Semiconductor Thin Films
  • Quantum Dots Synthesis and Properties
  • Solid-state Spectroscopy and Crystallography
  • Advancements in Solid Oxide Fuel Cells
  • Optical Properties and Cooling Technologies in Crystalline Materials

James M. Ball has published numerous papers, with recent notable works including:

  • "A piperidinium salt stabilizes efficient metal-halide perovskite solar cells" (2020) in Science
  • "Revealing Charge Carrier Mobility and Defect Densities in Metal Halide Perovskites via Space-Charge-Limited Current Measurements" (2021) in ACS Energy Letters
  • "Toward Understanding Space-Charge Limited Current Measurements on Metal Halide Perovskites" (2020) in ACS Energy Letters
  • "Intermediate-phase engineering via dimethylammonium cation additive for stable perovskite solar cells" (2022) in Nature Materials
  • "Open-circuit and short-circuit loss management in wide-gap perovskite p-i-n solar cells" (2023) in Nature Communications

They frequently publish in venues such as:

  • ACS Energy Letters
  • Nature Communications
  • Proceedings of the International Conference on Hybrid and Organic Photovoltaics
  • Science
  • Nature Materials

Frequent co-authors in their work include Henry J. Snaith, Michael B. Johnston, Philippe Holzhey, Pietro Caprioglio, and Robert D. J. Oliver. Collaboration with these researchers indicates a focus on topics related to energy materials and solar cell technologies.

Best Publications

  • Anomalous hysteresis in perovskite solar cells

    Henry J. Snaith;Antonio Abate;James M. Ball;Giles E. Eperon

  • Low-temperature processed meso-superstructured to thin-film perovskite solar cells

    James M. Ball;Michael M. Lee;Andrew Hey;Henry J. Snaith

  • Efficient organometal trihalide perovskite planar-heterojunction solar cells on flexible polymer substrates

    Pablo Docampo;James M. Ball;Mariam Darwich;Giles E. Eperon

  • Recombination Kinetics in Organic-Inorganic Perovskites: Excitons, Free Charge, and Subgap States

    Samuel D. Stranks;Victor M. Burlakov;Tomas Leijtens;James M. Ball

  • Low-temperature processed electron collection layers of graphene/TiO2 nanocomposites in thin film perovskite solar cells.

    Jacob Tse-Wei Wang;James M. Ball;Eva M. Barea;Antonio Abate

  • Defects in perovskite-halides and their effects in solar cells

    James M. Ball;Annamaria Petrozza

  • Lithium salts as “redox active” p-type dopants for organic semiconductors and their impact in solid-state dye-sensitized solar cells

    Antonio Abate;Tomas Leijtens;Sandeep Pathak;Joël Teuscher

  • Migration of cations induces reversible performance losses over day/night cycling in perovskite solar cells

    Konrad Domanski;Bart Roose;Taisuke Matsui;Michael Saliba

  • The Raman Spectrum of the CH3NH3PbI3 Hybrid Perovskite: Interplay of Theory and Experiment

    Claudio Quarti;Giulia Grancini;Edoardo Mosconi;Paola Bruno

  • Strongly emissive perovskite nanocrystal inks for high-voltage solar cells

    Quinten A. Akkerman;Quinten A. Akkerman;Marina Gandini;Marina Gandini;Francesco Di Stasio;Prachi Rastogi;Prachi Rastogi

  • Iodine chemistry determines the defect tolerance of lead-halide perovskites

    Daniele Meggiolaro;Silvia G. Motti;Silvia G. Motti;Edoardo Mosconi;Alex J. Barker

  • A piperidinium salt stabilizes efficient metal-halide perovskite solar cells.

    Yen-Hung Lin;Nobuya Sakai;Peimei Da;Jiaying Wu

  • Revealing Charge Carrier Mobility and Defect Densities in Metal Halide Perovskites via Space-Charge-Limited Current Measurements

    Vincent M Le Corre;Elisabeth A Duijnstee;Elisabeth A Duijnstee;Omar El Tambouli;James M Ball

  • Structural and optical properties of methylammonium lead iodide across the tetragonal to cubic phase transition: implications for perovskite solar cells

    Claudio Quarti;Edoardo Mosconi;James M. Ball;Valerio D'Innocenzo;Valerio D'Innocenzo

  • Optical properties and limiting photocurrent of thin-film perovskite solar cells

    James M. Ball;Samuel D. Stranks;Maximilian T. Hörantner;Sven Hüttner

  • Carrier trapping and recombination: the role of defect physics in enhancing the open circuit voltage of metal halide perovskite solar cells

    Tomas Leijtens;Tomas Leijtens;Giles E. Eperon;Alex J. Barker;Giulia Grancini

  • Electronic properties of meso-superstructured and planar organometal halide perovskite films: charge trapping, photodoping, and carrier mobility.

    Tomas Leijtens;Samuel D. Stranks;Giles E. Eperon;Rebecka Lindblad

  • Revealing the origin of voltage loss in mixed-halide perovskite solar cells

    Suhas Mahesh;James M. Ball;Robert D. J. Oliver;David P. McMeekin

  • Controlling competing photochemical reactions stabilizes perovskite solar cells

    Silvia G. Motti;Silvia G. Motti;Silvia G. Motti;Daniele Meggiolaro;Alex J. Barker;Edoardo Mosconi

  • Toward understanding space-charge limited current measurements on metal halide perovskites

    Elisabeth A. Duijnstee;James M. Ball;Vincent M. Le Corre;L. Jan Anton Koster

  • Mapping Electric Field‐Induced Switchable Poling and Structural Degradation in Hybrid Lead Halide Perovskite Thin Films

    Tomas Leijtens;Eric T. Hoke;Giulia Grancini;Daniel J. Slotcavage

  • Intermediate-phase engineering via dimethylammonium cation additive for stable perovskite solar cells

    Unknown

Frequent Co-Authors

Henry J. Snaith
Henry J. Snaith University of Oxford
Annamaria Petrozza
Annamaria Petrozza Italian Institute of Technology
Thomas D. Anthopoulos
Thomas D. Anthopoulos University of Manchester
Michael B. Johnston
Michael B. Johnston University of Oxford
Tomas Leijtens
Tomas Leijtens Swift Solar
Giles E. Eperon
Giles E. Eperon Swift Solar
Filippo De Angelis
Filippo De Angelis University of Perugia
Giulia Grancini
Giulia Grancini University of Pavia
Samuel D. Stranks
Samuel D. Stranks University of Cambridge

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