World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
108
Citations
39786
World Ranking
878
National Ranking
45

David Smith 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 David Smith 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: 628 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

David Smith 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 David Smith 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: 108 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Overview

David Smith is affiliated with the University of Oxford in the United Kingdom. Their research primarily spans the fields of Chemistry and Engineering, with a significant focus on spectroscopy and biomedical engineering. Additional areas of study include ecology, evolution, behavior, systematics, global and planetary change, and plant science.

The scientist's work encompasses a broad range of topics centered around advanced chemical sensor technologies, mass spectrometry techniques and applications, and analytical chemistry and chromatography. Their research also touches on plant and animal studies, nuts composition and effects, plant and fungal interactions, and horticultural and viticultural research.

Recent publications by David Smith include:

  • Recent developments and applications of selected ion flow tube mass spectrometry (SIFT-MS), 2023, Mass Spectrometry Reviews
  • Understanding Gas Phase Ion Chemistry Is the Key to Reliable Selected Ion Flow Tube-Mass Spectrometry Analyses, 2020, Analytical Chemistry

David Smith frequently collaborates with several coauthors, including Patrik Španěl, Kseniya Dryahina, Shawn A. Mehlenbacher, Murray J. McEwan, and Miroslav Polášek.

The scientist has contributed to multiple publications in several venues, notably:

  • Rapid Communications in Mass Spectrometry
  • Annals of Oncology
  • International Journal of Mass Spectrometry
  • Acta Horticulturae
  • Mass Spectrometry Reviews

Best Publications

  • Potential role of intratumor bacteria in mediating tumor resistance to the chemotherapeutic drug gemcitabine.

    Leore T. Geller;Michal Barzily-Rokni;Tal Danino;Oliver H. Jonas;Oliver H. Jonas

  • Selected ion flow tube mass spectrometry (SIFT-MS) for on-line trace gas analysis

    David Smith;Patrik Španěl

  • THE ION CHEMISTRY OF INTERSTELLAR CLOUDS

    David Smith

  • The selected ion flow tube (SIFT); A technique for studying ion-neutral reactions

    N.G. Adams;D. Smith

  • Control of oxidative metabolism and oxygen delivery in human skeletal muscle: a steady-state analysis of the work/energy cost transfer function

    B Chance;Jr Js Leigh;BJ Clark;J Maris

  • Quantitative analysis of ammonia on the breath of patients in end-stage renal failure.

    Simon Davies;Patrik Spanel;David Smith

  • A longitudinal study of ammonia, acetone and propanol in the exhaled breath of 30 subjects using selected ion flow tube mass spectrometry, SIFT-MS.

    Claire Turner;Patrik Spanel;David Smith

  • CARBOHYDRATE MOVEMENT FROM AUTOTROPHS TO HETEROTROPHS IN PARASITIC and MUTUALISTIC SYMBIOSIS

    David Smith;Leonard Muscatine;David Lewis

  • Progress in SIFT-MS: breath analysis and other applications.

    Patrik Španěl;David Smith

  • A laboratory study of the reactions of N+, N2+, N3+, N4+, O+, O2+, and NO+ ions with several molecules at 300 K

    D. Smith;N. G. Adams;T. M. Miller

  • Polarization spectroscopy of a closed atomic transition: applications to laser frequency locking

    C P Pearman;C S Adams;S G Cox;P F Griffin

  • Grain boundary structure and properties

    G. A. Chadwick;David A. Smith

  • Time variation of ammonia, acetone, isoprene and ethanol in breath: a quantitative SIFT-MS study over 30 days.

    Ann M. Diskin;Patrik Spanel;David Smith

  • Breath analysis for clinical diagnosis and therapeutic monitoring

    Anton Amann;David Smith

  • The Selected Ion Flow Tube (Sift): Studies of Ion-Neutral Reactions

    D. Smith;N.G. Adams

  • Selected ion flow tube studies of the reactions of H3O+, NO+, and O2+ with several aromatic and aliphatic hydrocarbons

    Patrik Španěl;David Smith

  • SIFT studies of the reactions of H3O+, NO+ and O2+ with a series of aldehydes and ketones

    Patrik Španěl;Yufeng Ji;David Smith

  • SIFT studies of the reactions of H3O+, NO+ and O2+ with a series of alcohols

    Patrik Spanel;David Smith

  • Kinetic energy, temperature, and derived rotational temperature dependences for the reactions of Kr+(2P3/2) and Ar+ with HCl

    A. A. Viggiano;Robert A. Morris;Fred Dale;John F. Paulson

  • On the absorption of dislocations by grain boundaries

    R. C. Pond;D. A. Smith

Frequent Co-Authors

Nigel G. Adams
Nigel G. Adams University of Georgia
Patrik Španěl
Patrik Španěl Czech Academy of Sciences
Frances M. Platt
Frances M. Platt University of Oxford
David L. Gally
David L. Gally University of Edinburgh
Andrew J. Roe
Andrew J. Roe University of Glasgow
Andrew S. Wilson
Andrew S. Wilson University of Maryland, College Park
Anton Amann
Anton Amann Innsbruck Medical University
Chris Done
Chris Done Durham University
Tom N. McNeilly
Tom N. McNeilly Moredun Research Institute
King-Ning Tu
King-Ning Tu City University of Hong Kong

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