World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
54
Citations
19506
World Ranking
8749
National Ranking
352

Piers R. F. Barnes 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 Piers R. F. Barnes 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: 111 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Piers R. F. Barnes 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 Piers R. F. Barnes 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: 54 D-Index — 32nd percentile

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

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

Overview

Piers R. F. Barnes is affiliated with Imperial College London in the United Kingdom. Their research primarily spans the fields of Engineering and Materials Science, with significant contributions in Electrical and Electronic Engineering, Materials Chemistry, and Polymers and Plastics. Additional subfields of their work include Atmospheric Science and Electronic, Optical and Magnetic Materials.

Their scientific output demonstrates a focused interest in advanced materials and their applications, notably within Perovskite Materials and Applications, Conducting Polymers, Quantum Dots Synthesis and Properties, and Chalcogenide Semiconductor Thin Films. Other major topics Barnes has covered include Solid-state Spectroscopy and Crystallography, Organic Electronics and Photovoltaics, and Organic Light-Emitting Diodes Research.

Piers R. F. Barnes has published in a variety of scientific venues. Frequent publication venues include:

  • arXiv (Cornell University)
  • Proceedings of the International Conference on Hybrid and Organic Photovoltaics
  • Journal of Computational Electronics
  • Advanced Energy Materials
  • Nature Communications

Notable recent papers authored or co-authored by Barnes include:

  • "Overcoming the Limitations of Transient Photovoltage Measurements for Studying Recombination in Organic Solar Cells," 2020, Solar RRL
  • "Driftfusion: an open source code for simulating ordered semiconductor devices with mixed ionic-electronic conducting materials in one dimension," 2022, Journal of Computational Electronics
  • "Impact of Interface Energetic Alignment and Mobile Ions on Charge Carrier Accumulation and Extraction in p-i-n Perovskite Solar Cells," 2023, Advanced Energy Materials
  • "Operando dynamics of trapped carriers in perovskite solar cells observed via infrared optical activation spectroscopy," 2023, Nature Communications
  • "Dark Current in Broadband Perovskite-Organic Heterojunction Photodetectors Controlled by Interfacial Energy Band Offset," 2024, Advanced Materials

Collaborations have formed a notable aspect of Barnes's research career. Frequent co-authors include:

  • Jenny Nelson
  • Philip Calado
  • Lucy J. F. Hart
  • James R. Durrant
  • Ilario Gelmetti

Best Publications

  • Ionic transport in hybrid lead iodide perovskite solar cells

    Christopher Eames;Jarvist M. Frost;Piers R. F. Barnes;Brian C. O’Regan

  • Eight glacial cycles from an Antarctic ice core

    Laurent Augustin;Carlo Barbante;Piers R. F. Barnes;Jean Marc Barnola

  • Reversible Hydration of CH3NH3PbI3 in Films, Single Crystals, and Solar Cells

    Aurélien M. A. Leguy;Yinghong Hu;Mariano Campoy-Quiles;M. Isabel Alonso

  • Efficiency of solar water splitting using semiconductor electrodes

    A.B. Murphy;P.R.F. Barnes;L.K. Randeniya;I.C. Plumb

  • Evidence for ion migration in hybrid perovskite solar cells with minimal hysteresis

    Philip Calado;Andrew M. Telford;Daniel Bryant;Xiaoe Li

  • The dynamics of methylammonium ions in hybrid organic–inorganic perovskite solar cells

    Aurelien M A Leguy;Jarvist Moore Frost;Andrew P McMahon;Victoria Garcia Sakai

  • Parameters influencing the efficiency of electron injection in dye-sensitized solar cells.

    Sara E. Koops;Brian C. O’Regan;Piers R. F. Barnes;James R. Durrant

  • The friction and creep of polycrystalline ice

    P. Barnes;David Tabor;J. C. F. Walker

  • Lattice dynamics and vibrational spectra of the orthorhombic, tetragonal, and cubic phases of methylammonium lead iodide

    Federico Brivio;Jarvist M. Frost;Jonathan M. Skelton;Adam J. Jackson

  • Experimental and theoretical optical properties of methylammonium lead halide perovskites

    Aurélien M. A. Leguy;Pooya Azarhoosh;M. Isabel Alonso;Mariano Campoy-Quiles

  • Enhancement of Photoelectrochemical Hydrogen Production from Hematite Thin Films by the Introduction of Ti and Si

    Julie A. Glasscock;Piers R. F. Barnes;Ian C. Plumb;Nick Savvides

  • Optoelectronic Studies of Methylammonium Lead Iodide Perovskite Solar Cells with Mesoporous TiO2: Separation of Electronic and Chemical Charge Storage, Understanding Two Recombination Lifetimes, and the Evolution of Band Offsets during J–V Hysteresis

    Brian C. O’Regan;Piers R. F. Barnes;Xiaoe Li;Chunhung Law

  • Interpretation of Optoelectronic Transient and Charge Extraction Measurements in Dye‐Sensitized Solar Cells

    Piers R. F. Barnes;Kati Miettunen;Kati Miettunen;Xiaoe Li;Assaf Y. Anderson

  • Design and evaluation of conjugated polymers with polar side chains as electrode materials for electrochemical energy storage in aqueous electrolytes

    Davide Moia;Alexander Giovannitti;Anna A. Szumska;Iuliana P. Maria

  • Dynamic disorder, phonon lifetimes, and the assignment of modes to the vibrational spectra of methylammonium lead halide perovskites

    Aurélien M. A. Leguy;Alejandro R. Goñi;Jarvist M. Frost;Jonathan Skelton

  • Electron Injection Efficiency and Diffusion Length in Dye-Sensitized Solar Cells Derived from Incident Photon Conversion Efficiency Measurements

    Piers R. F. Barnes;Assaf Y. Anderson;Sara E. Koops;James R. Durrant

  • Structural, optical and electrical properties of undoped polycrystalline hematite thin films produced using filtered arc deposition

    J.A. Glasscock;P.R.F. Barnes;I.C. Plumb;A. Bendavid

  • Identifying Dominant Recombination Mechanisms in Perovskite Solar Cells by Measuring the Transient Ideality Factor

    Phil Calado;Dan Burkitt;Jizhong Yao;Joel Troughton

  • The role of the side chain on the performance of n-type conjugated polymers in aqueous electrolytes

    Alexander Giovannitti;Iuliana P. Maria;David Hanifi;Mary J. Donahue

  • Quantifying Regeneration in Dye-Sensitized Solar Cells

    Assaf Y. Anderson;Piers R. F. Barnes;James R. Durrant;Brian C. O’Regan

  • Interpretation of inverted photocurrent transients in organic lead halide perovskite solar cells: proof of the field screening by mobile ions and determination of the space charge layer widths

    Rebecca A. Belisle;William H. Nguyen;Andrea R. Bowring;Philip Calado

  • Water-based electrolytes for dye-sensitized solar cells.

    ChunHung Law;Shehan C. Pathirana;Xaioe Li;Assaf Y. Anderson

Frequent Co-Authors

Jenny Nelson
Jenny Nelson Imperial College London
Brian C. O'Regan
Brian C. O'Regan Imperial College London
James R. Durrant
James R. Durrant Imperial College London
Eric W. Wolff
Eric W. Wolff University of Cambridge
Robert Mulvaney
Robert Mulvaney British Antarctic Survey
Aron Walsh
Aron Walsh Imperial College London
Bernhard Stauffer
Bernhard Stauffer University of Bern
Pablo Docampo
Pablo Docampo University of Glasgow
Jarvist M. Frost
Jarvist M. Frost Imperial College London
Jørgen Peder Steffensen
Jørgen Peder Steffensen University of Copenhagen

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