World's Best Scientists 2026 revealed!
J. A. Gareth Williams

J. A. Gareth Williams

D-Index & Metrics

Chemistry

D-Index
86
Citations
21988
World Ranking
2598
National Ranking
133

J. A. Gareth Williams publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where J. A. Gareth Williams sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 221 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

J. A. Gareth Williams D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where J. A. Gareth Williams sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 86 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

J. A. Gareth Williams is affiliated with Durham University in the United Kingdom and has made contributions primarily in the field of Materials Science, with a strong focus on Materials Chemistry. Their published work spans subfields such as Organic Chemistry, Electrical and Electronic Engineering, Electronic, Optical and Magnetic Materials, and Oncology.

Their research covers several specialized topics, including:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Organic Light-Emitting Diodes Research
  • Magnetism in coordination complexes
  • Lanthanide and Transition Metal Complexes
  • Luminescence and Fluorescent Materials
  • Organometallic Complex Synthesis and Catalysis

Williams has published extensively in several scientific journals, with notable frequent venues being:

  • The Cambridge Structural Database
  • Inorganic Chemistry
  • Journal of Materials Chemistry C
  • Chemical Science
  • Chemistry - A European Journal

Recent publications highlight a focus on luminescent materials, organometallic complexes, and photophysical properties of coordination compounds. Representative papers include:

  • Long-Lived Circularly Polarized Phosphorescence in Helicene-NHC Rhenium(I) Complexes: The Influence of Helicene, Halogen, and Stereochemistry on Emission Properties (2020, Angewandte Chemie International Edition)
  • Extended ligand conjugation and dinuclearity as a route to efficient platinum-based near-infrared (NIR) triplet emitters and solution-processed NIR-OLEDs (2020, Journal of Materials Chemistry C)
  • Exceptionally fast radiative decay of a dinuclear platinum complex through thermally activated delayed fluorescence (2021, Chemical Science)
  • The role of dinuclearity in promoting thermally activated delayed fluorescence (TADF) in cyclometallated, N^C^N-coordinated platinum(II) complexes (2021, Journal of Materials Chemistry C)
  • Dual-emission luminescence thermometry using LaGaO3:Cr3+, Nd3+ phosphors (2022, Journal of Materials Chemistry C)

The scientist frequently collaborates with a number of co-authors, including:

  • Dmitry S. Yufit
  • Nicolas Vanthuyne
  • Jeanne Crassous
  • Amit Sil
  • David E. Herbert

Best Publications

  • Non-radiative deactivation of the excited states of europium, terbium and ytterbium complexes by proximate energy-matched OH, NH and CH oscillators: an improved luminescence method for establishing solution hydration states

    Andrew Beeby;Ian M. Clarkson;Rachel S. Dickins;Stephen Faulkner

  • Photochemistry and Photophysics of Coordination Compounds: Platinum

    J. A. Gareth Williams

  • Optimising the luminescence of platinum(II) complexes and their application in organic light emitting devices (OLEDs)

    J.A. Gareth Williams;Stéphanie Develay;David L. Rochester;Lisa Murphy

  • Light-emitting devices based on organometallic platinum complexes as emitters

    Jan Kalinowski;Valeria Fattori;Massimo Cocchi;J.A. Gareth Williams

  • Lighting the way to see inside the live cell with luminescent transition metal complexes

    Elizabeth Baggaley;Julia A. Weinstein;J.A. Gareth Williams

  • An Alternative Route to Highly Luminescent Platinum(II) Complexes: Cyclometalation with N∧C∧N-Coordinating Dipyridylbenzene Ligands

    J A Gareth Williams;Andrew Beeby;E Stephen Davies;Julia A Weinstein

  • The coordination chemistry of dipyridylbenzene: N-deficient terpyridine or panacea for brightly luminescent metal complexes?

    J. A. Gareth Williams

  • Getting excited about lanthanide complexation chemistry

    David Parker;J. A. Gareth Williams

  • Time-resolved and two-photon emission imaging microscopy of live cells with inert platinum complexes

    Stanley W. Botchway;Mirren Charnley;John W. Haycock;Anthony W. Parker

  • Controlling Emission Energy, Self-Quenching, and Excimer Formation in Highly Luminescent N∧C∧N-Coordinated Platinum(II) Complexes

    Sarah J Farley;David L Rochester;Amber L Thompson;Judith A K Howard

  • Light-emitting iridium complexes with tridentate ligands

    J. A. Gareth Williams;Andrew J. Wilkinson;Victoria L. Whittle

  • Luminescence imaging microscopy and lifetime mapping using kinetically stable lanthanide(III) complexes.

    Andrew Beeby;Stanley W. Botchway;Ian M. Clarkson;Stephen Faulkner

  • Improving the Performance of Pt(II) Complexes for Blue Light Emission by Enhancing the Molecular Rigidity

    A. F. Rausch;L. Murphy;J. A. G. Williams;Hartmut Yersin

  • Mixing of Excimer and Exciplex Emission: A New Way to Improve White Light Emitting Organic Electrophosphorescent Diodes

    Unknown

  • Luminescent sensors for pH, pO2, halide and hydroxide ions using phenanthridine as a photosensitiser in macrocyclic europium and terbium complexes

    David Parker;P. Kanthi Senanayake;J. A. Gareth Williams

  • Phosphorescence vs Fluorescence in Cyclometalated Platinum(II) and Iridium(III) Complexes of (Oligo)thienylpyridines

    Dmitry N Kozhevnikov;Valery N Kozhevnikov;Marsel Z Shafikov;Anton M Prokhorov;Anton M Prokhorov

  • Porphyrin sensitization of circularly polarised near-IR lanthanide luminescence: enhanced emission with nucleic acid binding

    Andrew Beeby;Rachel S. Dickins;Simon FitzGerald;Linda J. Govenlock

  • Efficient sensitization of europium, ytterbium, and neodymium functionalized tris-dipicolinate lanthanide complexes through tunable charge-transfer excited states.

    Anthony D’Aléo;Alexandre Picot;Andrew Beeby;J. A. Gareth Williams

  • Synthesis, Time‐Resolved Luminescence, NMR Spectroscopy, Circular Dichroism and Circularly Polarised Luminescence Studies of Enantiopure Macrocyclic Lanthanide Tetraamide Complexes

    Rachel S. Dickins;Judith A. K. Howard;Christine L. Maupin;Janet M. Moloney

  • Excited state surfaces in density functional theory: a new twist on an old problem.

    Paul Wiggins;J. A. Gareth Williams;David J. Tozer

  • Long-lived metal complexes open up microsecond lifetime imaging microscopy under multiphoton excitation: from FLIM to PLIM and beyond

    Elizabeth Baggaley;Stanley W. Botchway;John W. Haycock;Hayley Morris

Frequent Co-Authors

David Parker
David Parker Durham University
Loïc Toupet
Loïc Toupet University of Rennes
Andrew Beeby
Andrew Beeby Durham University
Jeanne Crassous
Jeanne Crassous University of Rennes
Jochen Autschbach
Jochen Autschbach University at Buffalo, State University of New York
Dominique Roberto
Dominique Roberto University of Milan
Duncan W. Bruce
Duncan W. Bruce University of York
Stephen Faulkner
Stephen Faulkner University of Oxford
Judith A. K. Howard
Judith A. K. Howard Durham University
Christian Roussel
Christian Roussel Aix-Marseille University

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