World's Best Scientists 2026 revealed!
A. James McQuillan

A. James McQuillan

D-Index & Metrics

Chemistry

D-Index
49
Citations
16769
World Ranking
14624
National Ranking
37

A. James McQuillan 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 A. James McQuillan 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: 126 publications — 7th percentile

7% of scientists in this discipline score the same or lower.

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

A. James McQuillan 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 A. James McQuillan 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: 49 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

A. James McQuillan is affiliated with the University of Otago in New Zealand and has contributed extensively to the field of Chemistry, with a particular focus on analytical chemistry and spectroscopy. Their research spans multiple subfields including Analytical Chemistry, Spectroscopy, Computational Mechanics, Surfaces, Coatings and Films, and Biomedical Engineering.

The topics addressed in their work emphasize analytical chemistry methods development, mass spectrometry techniques and applications, ion-surface interactions and analysis, electron and X-ray spectroscopy techniques, advanced materials characterization techniques, X-ray diffraction in crystallography, and radioactive element chemistry and processing.

McQuillan's recent publications illustrate the range of their interests and collaborations. These include:

  • Glossary of methods and terms used in surface chemical analysis (IUPAC Recommendations 2020), 2020, published in Pure and Applied Chemistry
  • ATR FTIR Study of the Interaction of TiO2 Nanoparticle Films with β-Lactoglobulin and Bile Salts, 2021, published in Langmuir
  • 3.2 Electron Spectroscopy, 2021, published in IUPAC Standards Online
  • 3.3 Ion Scattering Spectroscopy, 2021, published in IUPAC Standards Online
  • 2.2 Ion Scattering Spectroscopies, 2021, published in IUPAC Standards Online

Their frequent coauthors include Takae Takeuchi, Alexander G. Shard, Andrea E. Russell, D. Brynn Hibbert, and David Brynn Hibbert. Collaborative work with these researchers is reflected in multiple publications.

The main publication venues for McQuillan's research are IUPAC Standards Online, Pure and Applied Chemistry, and Langmuir, indicating a strong connection to authoritative and peer-reviewed sources in chemical standards and surface science.

Best Publications

  • Raman spectra of pyridine adsorbed at a silver electrode

    M. Fleischmann;P.J. Hendra;A.J. McQuillan

  • In situ infrared spectroscopic analysis of the adsorption of aromatic carboxylic acids to TiO2, ZrO2, Al2O3, and Ta2O5 from aqueous solutions.

    Kevin D Dobson;A.James McQuillan

  • Infrared Spectroscopy of the TiO2/Aqueous Solution Interface

    Paul A. Connor;and Kevin D. Dobson;A. James McQuillan

  • Laboratory scale Clean-In-Place (CIP) studies on the effectiveness of different caustic and acid wash steps on the removal of dairy biofilms.

    Philip J. Bremer;Suzanne Fillery;A. James McQuillan

  • An in situ Infrared Spectroscopic Study of Glutamic Acid and of Aspartic Acid Adsorbed on TiO2: Implications for the Biocompatibility of Titanium

    Alisa D. Roddick-Lanzilotta;A.James McQuillan

  • Glossary of methods and terms used in surface chemical analysis (IUPAC Recommendations 2020)

    Takae Takeuchi;A. James McQuillan;Alexander Shard;Andrea E. Russell

  • Raman spectroscopic investigation of silver electrodes

    A.J. McQuillan;P.J. Hendra;M. Fleischmann

  • New Sol-Gel Attenuated Total Reflection Infrared Spectroscopic Method for Analysis of Adsorption at Metal Oxide Surfaces in Aqueous Solutions. Chelation of TiO2, ZrO2, and Al2O3 Surfaces by Catechol, 8-Quinolinol, and Acetylacetone

    Unknown

  • Raman spectra from electrode surfaces

    Martin Fleischmann;Patrick J. Hendra;A. James McQuillan

  • An In Situ Infrared Spectroscopic Study of the Adsorption of Lysine to TiO2 from an Aqueous Solution

    Alisa D. Roddick-Lanzilotta;and Paul A. Connor;A. James McQuillan

  • An Infrared Spectroscopic Study of Carbonate Adsorption to Zirconium Dioxide Sol−Gel Films from Aqueous Solutions

    Kevin D. Dobson and;A. James McQuillan

  • Surficial Siloxane-to-Silanol Interconversion during Room-Temperature Hydration/Dehydration of Amorphous Silica Films Observed by ATR-IR and TIR-Raman Spectroscopy.

    Suzanne L. Warring;David A. Beattie;A. James McQuillan

  • Infrared spectroscopic characterisation of arsenate (V) ion adsorption from mine waters, Macraes mine, New Zealand

    Alisa J. Roddick-Lanzilotta;A.James McQuillan;Dave Craw

  • Characterisation and activity of sol–gel-preparedTiO2 photocatalysts modified with Ca, Sr or Ba ion additives

    Najeh I. Al-Salim;Stephen A. Bagshaw;Antoine Bittar;Tim Kemmitt

  • In situ infrared spectroscopic analysis of the adsorption of ruthenium(II) bipyridyl dicarboxylic acid photosensitisers to TiO2 in aqueous solutions

    Noel W. Duffy;Kevin D. Dobson;Keith C. Gordon;Brian H. Robinson

  • ATR-IR spectroscopic study of antimonate adsorption to iron oxide.

    Kiri A. Mccomb;Dave Craw;A. James Mcquillan

  • Influence of Adsorbed Water on Phonon and UV-Induced IR Absorptions of TiO2 Photocatalytic Particle Films

    David S. Warren and;A. James McQuillan

  • Infrared Spectroscopic and DFT Vibrational Mode Study of Perfluoro(2-ethoxyethane) Sulfonic Acid (PES), a Model Nafion Side-Chain Molecule

    David S Warren;A James McQuillan

  • An in situ infrared spectroscopic investigation of adsorption of sodium dodecylsulfate and of cetyltrimethylammonium bromide surfactants to TiO2, ZrO2, Al2O3, and Ta2O5 particle films from aqueous solutions

    Kevin D Dobson;Alisa D Roddick-Lanzilotta;A.James McQuillan

  • Laser Raman spectroscopy at the surface of a copper electrode

    R.L. Paul;A.J. McQuillan;P.J. Hendra;M. Fleischmann

  • An in Situ Infrared Spectroscopic Investigation of Lysine Peptide and Polylysine Adsorption to TiO2 from Aqueous Solutions

    Alisa D Roddick-Lanzilotta;A.James McQuillan

  • Raman spectroscopy at electrode-electrolyte interfaces

    M. Fleischmann;P. J. Hendra;A. J. McQuillan;R. L. Paul

Frequent Co-Authors

Keith C. Gordon
Keith C. Gordon University of Otago
Dave Craw
Dave Craw University of Otago
Iain L. Lamont
Iain L. Lamont University of Otago
Noel W. Duffy
Noel W. Duffy Commonwealth Scientific and Industrial Research Organisation
Brian H. Robinson
Brian H. Robinson University of Otago
Alan E. Rowan
Alan E. Rowan University of Queensland
Christopher A. Hunter
Christopher A. Hunter University of Pennsylvania
Zhong-Qun Tian
Zhong-Qun Tian Xiamen University
Kohei Uosaki
Kohei Uosaki National Institute for Materials Science
Stephen C. Moratti
Stephen C. Moratti University of Otago

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