World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
55
Citations
41509
World Ranking
11949
National Ranking
676

Frank H. Allen 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 Frank H. Allen 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: 265 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Frank H. Allen 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 Frank H. Allen 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: 55 D-Index — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

Best Publications

  • Tables of bond lengths determined by X-ray and neutron diffraction. Part 1. Bond lengths in organic compounds

    Frank H. Allen;Olga Kennard;David G. Watson;Lee Brammer

  • The Cambridge Structural Database: a quarter of a million crystal structures and rising

    Unknown

  • The Cambridge Crystallographic Data Centre: computer-based search, retrieval, analysis and display of information

    Unknown

  • Systematic analysis of structural data as a research technique in organic chemistry

    Unknown

  • The development of versions 3 and 4 of the Cambridge Structural Database System

    Unknown

  • The Cambridge Structural Database in Retrospect and Prospect

    Unknown

  • Supplement. Tables of bond lengths determined by X-ray and neutron diffraction. Part 2. Organometallic compounds and co-ordination complexes of the d- and f-block metals

    A. Guy Orpen;Lee Brammer;Frank H. Allen;Olga Kennard

  • CIF applications. XV. enCIFer: a program for viewing, editing and visualizing CIFs

    Unknown

  • The Nature and Geometry of Intermolecular Interactions between Halogens and Oxygen or Nitrogen

    Jos P. M. Lommerse;Anthony J. Stone;and Robin Taylor;Frank H. Allen

  • Applications of the Cambridge Structural Database in organic chemistry and crystal chemistry.

    Unknown

  • Bond lengths in organic and metal‐organic compounds revisited: X—H bond lengths from neutron diffraction data

    Unknown

  • Carbonyl–Carbonyl Interactions can be Competitive with Hydrogen Bonds

    Frank H. Allen;Christine A. Baalham;Jos P. M. Lommerse;Paul R. Raithby

  • Systematic analysis of the probabilities of formation of bimolecular hydrogen-bonded ring motifs in organic crystal structures

    Frank H. Allen;W D. Samuel Motherwell;Paul R. Raithby;Gregory P. Shields

  • Cambridge Structural Database

    Unknown

  • Hydrogen-bond directionality at the donor H atom—analysis of interaction energies and database statistics

    Unknown

  • Typical interatomic distances: organic compounds

    F. H. Allen;D. G. Watson;L. Brammer;A. G. Orpen

  • Resonance-Induced Hydrogen Bonding at Sulfur Acceptors in R1R2C=S and R1CS2− Systems

    F. H. Allen;C. M. Bird;R. S. Rowland;P. R. Raithby

  • Hydrogen-Bond Acceptor and Donor Properties of Divalent Sulfur (Y-S-Z and R-S-H)

    F. H. Allen;C. M. Bird;R. S. Rowland;P. R. Raithby

  • SUPRAMOLECULAR SYNTHONS IN CRYSTAL ENGINEERING. STRUCTURE SIMPLIFICATION, SYNTHON ROBUSTNESS AND SUPRAMOLECULAR RETROSYNTHESIS

    Venkat R. Thalladi;B. Satish Goud;Vanessa J. Hoy;Frank H. Allen

  • The geometry of small rings. I. Substituentinduced bond-length asymmetry in cyclopropane

    Unknown

Frequent Co-Authors

Judith A. K. Howard
Judith A. K. Howard Durham University
Paul R. Raithby
Paul R. Raithby University of Bath
Gautam R. Desiraju
Gautam R. Desiraju Indian Institute of Science
James Trotter
James Trotter University of British Columbia
Peter Willett
Peter Willett University of Sheffield
Ashwini Nangia
Ashwini Nangia University of Hyderabad
Lee Brammer
Lee Brammer University of Sheffield
Chris Abell
Chris Abell University of Cambridge
Tom L. Blundell
Tom L. Blundell University of Cambridge
Richard J. Lewis
Richard J. Lewis University of Queensland

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