World's Best Scientists 2026 revealed!
Alex G. Harrison

Alex G. Harrison

D-Index & Metrics

Chemistry

D-Index
57
Citations
12311
World Ranking
11029
National Ranking
299

Alex G. Harrison 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 Alex G. Harrison 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: 305 publications — 64th percentile

64% of scientists in this discipline score the same or lower.

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

Alex G. Harrison 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 Alex G. Harrison 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: 57 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Alex G. Harrison was affiliated with the University of Toronto in Canada. Their research spanned several fields, notably Medicine and Chemistry, with a focus on specific subfields including Organic Chemistry, Fluid Flow and Transfer Processes, Oncology, Atomic and Molecular Physics and Optics, and Dermatology.

Their work covered a diverse set of main topics, including:

  • Surfactants and Colloidal Systems
  • Rheology and Fluid Dynamics Studies
  • Advanced Polymer Synthesis and Characterization
  • Force Microscopy Techniques and Applications
  • Cutaneous lymphoproliferative disorders research
  • Autoimmune Bullous Skin Diseases
  • Eosinophilic Disorders and Syndromes

Among the frequent coauthors collaborating with Harrison were Breanndán Ó Conchúir, Kirk P. Gardner, Kirk E. Jordan, David J. Bray, and R. L. Anderson.

Harrison published research in a variety of venues, with recurrent contributions to:

  • arXiv (Cornell University)
  • Journal of Chemical Theory and Computation
  • Dermatology Online Journal
  • JAAD Case Reports
  • Journal of the American Academy of Dermatology

Their recent papers include:

  • "Efficient Algorithm for the Topological Characterization of Worm-like and Branched Micelle Structures from Simulations," published in 2020 in the Journal of Chemical Theory and Computation
  • "A case report of granulomatous lymphomatoid papulosis," published in 2023 in Dermatology Online Journal
  • "An Efficient Algorithm for Topological Characterisation of Worm-Like and Branched Micelle Structures from Simulations," published in 2020 on arXiv (Cornell University)
  • "Merkel cell carcinoma in a young female on infliximab," published in 2022 in JAAD Case Reports

Their contributions bridged both chemical and medical research, integrating computational methods and clinical case reports. The combination of clinical dermatology topics alongside molecular and fluid dynamics studies illustrates an interdisciplinary approach to scientific inquiry.

Best Publications

  • Chemical Ionization Mass Spectrometry

    Unknown

  • Why Are B ions stable species in peptide spectra

    Talat Yalcin;Charlotte Khouw;Imre G. Csizmadia;Michael R. Peterson

  • Bond Strengths of Ethylene and Acetylene

    K. M. Ervin;Scott Gronert;S. E. Barlow;M. K. Gilles

  • The structure and fragmentation of Bn (n≥3) ions in peptide spectra

    Talat Yalcin;Imre G. Csizmadia;Michael R. Peterson;Alex G. Harrison

  • The gas‐phase basicities and proton affinities of amino acids and peptides

    Unknown

  • Reactions of thermal energy ions. VI. Hydrogen-transfer ion–molecule reactions involving polar molecules

    S. K. Gupta;E. G. Jones;A. G. Harrison;J. J. Myher

  • Fragmentation reactions of protonated α-amino acids

    Nyla N. Dookeran;Talat Yalcin;Alex. G. Harrison

  • Scrambling of sequence information in collision-induced dissociation of peptides.

    Alex G. Harrison;Alex B. Young;Christian Bleiholder;Sándor Suhai

  • To b or not to b: the ongoing saga of peptide b ions.

    Alex G. Harrison

  • Amide bond dissociation in protonated peptides. Structures of the N-terminal ionic and neutral fragments

    Michael J. Nold;Chrys Wesdemiotis;Talat Yalcin;Alex G. Harrison

  • Predictive value of proton affinity. Ionization energy correlations involving oxygenated molecules

    Frank M. Benoit;Alex G. Harrison

  • Proton mobility in protonated amino acids and peptides

    Alex G. Harrison;Talat Yalcin

  • A hybrid BEQQ mass spectrometer for studies in gaseous ion chemistry

    Alex.G. Harrison;Roger S. Mercer;Eric J. Reiner;Alex.B. Young

  • Sequence-scrambling fragmentation pathways of protonated peptides.

    Christian Bleiholder;Sandra Osburn;Todd D. Williams;Sándor Suhai

  • Energy-resolved mass spectrometry: a comparison of quadrupole cell and cone-voltage collision-induced dissociation.

    Alex G. Harrison

  • Chemical ionization of amino acids.

    Unknown

  • Ion Chemistry of Protonated Lysine Derivatives

    Talat Yalcin;Alex G. Harrison

  • Pathways to Immonium Ions in the Fragmentation of Protonated Peptides

    Kishani Ambihapathy;Talat Yalcin;Hei-Wun Leung;Alex G. Harrison

  • TOTAL CROSS SECTIONS FOR IONIZATION BY ELECTRON IMPACT

    A. G. Harrison;E. G. Jones;S. K. Gupta;G. P. Nagy

  • Structure and fragmentation of b2 ions in peptide mass spectra.

    Alex G. Harrison;Imre G. Csizmadia;Ting-Hua Tang

  • Peptide Sequence Scrambling Through Cyclization of b5 Ions

    Alex G. Harrison

  • Bimolecular reactions of ions trapped in an electron space charge

    A.A. Herod;A.G. Harrison

  • Free Radicals by Mass Spectrometry. XX. Ionization Potentials of Cyclopentadienyl and Cycloheptatrienyl Radicals

    Unknown

  • A kinetic approach to the proton affinities of amine bases

    Xiaoping Li;Alex. G. Harrison

Frequent Co-Authors

Imre G. Csizmadia
Imre G. Csizmadia University of Toronto
Béla Paizs
Béla Paizs Bangor University
Sándor Suhai
Sándor Suhai German Cancer Research Center
Raymond E. March
Raymond E. March Trent University
Veronica M. Bierbaum
Veronica M. Bierbaum University of Colorado Boulder
Fred W. McLafferty
Fred W. McLafferty Cornell University
Mary K. Gilles
Mary K. Gilles Lawrence Berkeley National Laboratory
W. C. Lineberger
W. C. Lineberger University of Colorado Boulder
Martina Schnölzer
Martina Schnölzer German Cancer Research Center
Chrys Wesdemiotis
Chrys Wesdemiotis University of Akron

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