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Brendan Twamley

D-Index & Metrics

Chemistry

D-Index
69
Citations
15468
World Ranking
6269
National Ranking
19

Brendan Twamley 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 Brendan Twamley 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: 570 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

Brendan Twamley 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 Brendan Twamley 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: 69 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Brendan Twamley is affiliated with Trinity College Dublin in Ireland. Their research primarily spans the fields of Materials Science and Chemistry, with significant contributions to subfields such as Materials Chemistry, Organic Chemistry, Molecular Biology, Inorganic Chemistry, and Physical and Theoretical Chemistry.

The core topics in Twamley's work include crystallization and solubility studies, X-ray diffraction in crystallography, porphyrin and phthalocyanine chemistry, crystallography and molecular interactions, synthesis of β-lactam compounds, molecular sensors and ion detection, and magnetism in coordination complexes.

Twamley has published research in several scientific journals and venues, with frequent appearances in:

  • The Cambridge Structural Database
  • Pharmaceuticals
  • Angewandte Chemie International Edition
  • European Journal of Organic Chemistry
  • Angewandte Chemie

The following are representative recent papers authored or coauthored by Twamley:

  • Fast Hydrocarbon Oxidation by a High-Valent Nickel-Fluoride Complex, 2020, Angewandte Chemie International Edition
  • β-Lactams with antiproliferative and antiapoptotic activity in breast and chemoresistant colon cancer cells, 2020, European Journal of Medicinal Chemistry
  • Identification and Pharmaceutical Characterization of a New Itraconazole Terephthalic Acid Cocrystal, 2020, Pharmaceutics
  • Synthesis, structural characterization, antibiotics sensing and coordination chemistry of a fluorescent 4-amino-1,8-naphthalimide Tröger's base supramolecular scaffold, 2020, Supramolecular chemistry
  • Synthesis and Spectral Properties of gem-Dimethyl Chlorin Photosensitizers, 2020, ChemPhotoChem

Frequent collaborators with Twamley include Mathias O. Senge, Mary J. Meegan, Darren Fayne, Niamh M. O'Boyle, and Daniela M. Zisterer.

Best Publications

  • The nature of halogen...halogen synthons: crystallographic and theoretical studies.

    Firas F. Awwadi;Roger D. Willett;Kirk A. Peterson;Brendan Twamley

  • Synthesis and Characterization of 2,6-Trip2H3C6PbPbC6H3-2,6-Trip2 (Trip = C6H2-2,4,6-i-Pr3): A Stable Heavier Group 14 Element Analogue of an Alkyne

    Lihung Pu;and Brendan Twamley;Philip P. Power

  • Homologous Series of Heavier Element Dipnictenes 2,6-Ar2H3C6E=EC6H3-2,6-Ar2 (E = P, As, Sb, Bi; Ar = Mes = C6H2-2,4,6-Me3; or Trip = C6H2-2,4,6-iPr3) Stabilized by m-Terphenyl Ligands

    Brendan Twamley;Chadwick D. Sofield;Marilyn M. Olmstead;Philip P. Power

  • New Energetic Salts Based on Nitrogen-Containing Heterocycles

    Hong Xue;Ye Gao;Brendan Twamley;Jean'ne M. Shreeve

  • Synthesis of Pentafluorosulfanylpyrazole and Pentafluorosulfanyl-1,2,3-triazole and Their Derivatives as Energetic Materials by Click Chemistry

    Chengfeng Ye;Gary L. Gard;Rolf W. Winter;Robert G. Syvret

  • A highly efficient, recyclable catalyst for C-C coupling reactions in ionic liquids: pyrazolyl-functionalized N-heterocyclic carbene complex of palladium(II).

    Ruihu Wang;Brendan Twamley;Jeanne M. Shreeve

  • Energetic Nitrogen-Rich Derivatives of 1,5-Diaminotetrazole†

    Young-Hyuk Joo;Brendan Twamley;Sonali Garg;Jean'ne M. Shreeve

  • An ionic liquid-coordinated palladium complex: a highly efficient and recyclable catalyst for the Heck reaction.

    Ji-Chang Xiao;and Brendan Twamley;Jean'ne M. Shreeve

  • Furazan-functionalized tetrazolate-based salts: a new family of insensitive energetic materials.

    Ruihu Wang;Yong Guo;Zhuo Zeng;Brendan Twamley

  • Energetic Salts of 3-Nitro-1,2,4-triazole-5-one, 5-Nitroaminotetrazole, and Other Nitro-Substituted Azoles†

    Hong Xue;Haixiang Gao;Brendan Twamley;Jeanne M. Shreeve

  • Hydrogen production using cobalt-based molecular catalysts containing a proton relay in the second coordination sphere

    George M. Jacobsen;Jenny Y. Yang;Brendan Twamley;Aaron D. Wilson

  • Preparation of ultrafine chalcopyrite nanoparticles via the photochemical decomposition of molecular single-source precursors.

    Justin J. Nairn;Pamela J. Shapiro;Brendan Twamley;Tyler Pounds

  • Mechanistic Insights into Catalytic H2 Oxidation by Ni Complexes Containing a Diphosphine Ligand with a Positioned Amine Base

    Jenny Y. Yang;R. Morris Bullock;Wendy J. Shaw;Brendan Twamley

  • 2,4,5-Trinitroimidazole-Based Energetic Salts

    Haixiang Gao;Chengfeng Ye;Om D. Gupta;Ji-Chang Xiao

  • Element Derivatives of Sterically Encumbering Terphenyl Ligands

    Brendan Twamley;Scott T. Haubrich;Philip P. Power

  • Energetic azolium azolate salts.

    Hong Xue;Ye Gao;Brendan Twamley;Jeanne M. Shreeve

  • Syntheses of 1-Alkyl-1,2,4-triazoles and the Formation of Quaternary 1-Alkyl-4-polyfluoroalkyl-1,2,4-triazolium Salts Leading to Ionic Liquids

    Yousef R. Mirzaei;Brendan Twamley;Jean'Ne M. Shreeve

  • Triple Bonding to Germanium: Characterization of the Transition Metal Germylynes (η5-C5H5)(CO)2M⋮Ge-C6H3-2,6-Mes2 (M = Mo, W; Mes = −C6H2-2,4,6-Me3) and (η5-C5H5)(CO)2M⋮Ge-C6H3-2,6-Trip2 (M = Cr, Mo, W; Trip = −C6H2-2,4,6-i-Pr3) and the Related Single Bonded Metallogermylenes (η5-C5H5)(CO)3M-G̈e-C6H3-2,6-Trip2 (M = Cr, W)

    Lihung Pu;Brendan Twamley;Scott T. Haubrich;Marilyn M. Olmstead

  • Energetic salts from N-aminoazoles.

    Hong Xue;Sean W Arritt;Brendan Twamley;Jean'ne M Shreeve

  • Hypergolic Ionic Liquids with the 2,2‐Dialkyltriazanium Cation

    Haixiang Gao;Young-Hyuk Joo;Brendan Twamley;Zhiqiang Zhou

  • The first (ferrocenylmethyl)imidazolium and (ferrocenylmethyl)triazolium room temperature ionic liquids.

    Ye Gao;Brendan Twamley;Jean'ne M Shreeve

Frequent Co-Authors

Robert J. Baker
Robert J. Baker Texas Tech University
Mathias O. Senge
Mathias O. Senge Trinity College Dublin
James Alexis Platts
James Alexis Platts Cardiff University
Brett Paull
Brett Paull University of Tasmania
Stephen J. Connon
Stephen J. Connon Trinity College Dublin
Jianzhang Zhao
Jianzhang Zhao Dalian University of Technology
Thorfinnur Gunnlaugsson
Thorfinnur Gunnlaugsson Trinity College Dublin
Michael H. Baumann
Michael H. Baumann National Institute on Drug Abuse
Karuna Kar Nanda
Karuna Kar Nanda Indian Institute of Science
Rosa M. Claramunt
Rosa M. Claramunt National University of Distance Education

External Links

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Related Online Degrees & Career Pathways

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Best Scientists Citing Brendan Twamley

Thorfinnur Gunnlaugsson

Thorfinnur Gunnlaugsson

Trinity College Dublin

Publications: 31

Jianzhang Zhao

Jianzhang Zhao

Dalian University of Technology

Publications: 13

Frantisek Svec

Frantisek Svec

Charles University

Publications: 12

Mathias O. Senge

Mathias O. Senge

Trinity College Dublin

Publications: 9

Stephen J. Connon

Stephen J. Connon

Trinity College Dublin

Publications: 9

Kari Rissanen

Kari Rissanen

University of Jyväskylä

Publications: 9

Brett Paull

Brett Paull

University of Tasmania

Publications: 8

Axel Schulz

Axel Schulz

University of Rostock

Publications: 6

Alexander Villinger

Alexander Villinger

University of Rostock

Publications: 6

Volker Auwärter

Volker Auwärter

University of Freiburg

Publications: 6

Jean M. J. Fréchet

Jean M. J. Fréchet

University of California, Berkeley

Publications: 6

Jonathan R. Nitschke

Jonathan R. Nitschke

University of Cambridge

Publications: 6

Pavel N. Nesterenko

Pavel N. Nesterenko

Lomonosov Moscow State University

Publications: 5

Ben Zhong Tang

Ben Zhong Tang

Chinese University of Hong Kong, Shenzhen

Publications: 5

Christopher L. Cahill

Christopher L. Cahill

George Washington University

Publications: 5

Robert J. Baker

Robert J. Baker

Texas Tech University

Publications: 5

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