World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
56
Citations
8902
World Ranking
8402
National Ranking
330

Malcolm McMahon publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Malcolm McMahon sits on this spectrum.

50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50 publications 1,163+

This scientist: 217 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

Malcolm McMahon D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Malcolm McMahon sits on this spectrum.

40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40 D-Index 165+

This scientist: 56 D-Index — 37th percentile

37% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

Overview

Malcolm McMahon is affiliated with the University of Edinburgh in the United Kingdom. Their research primarily spans Earth and Planetary Sciences, Physics and Astronomy, and Materials Science, with significant emphasis on high-pressure geophysics and materials.

The main subfields McMahon works in include Geophysics, Materials Chemistry, Condensed Matter Physics, Atomic and Molecular Physics and Optics, and Radiation. Their research topics cover a broad range of areas:

  • High-pressure geophysics and materials
  • Rare-earth and actinide compounds
  • Advanced X-ray Imaging Techniques
  • Advanced Chemical Physics Studies
  • Diamond and Carbon-based Materials Research
  • X-ray Diffraction in Crystallography
  • Laser-Plasma Interactions and Diagnostics

Malcolm McMahon has published extensively in several scientific venues. The most frequent publication outlets include:

  • Physical review. B./Physical review. B
  • Journal of Applied Physics
  • Communications Materials
  • Journal of Physics Condensed Matter
  • arXiv (Cornell University)

Some recent notable papers authored or co-authored by McMahon are:

  • Experimental and theoretical confirmation of an orthorhombic phase transition in niobium at high pressure and temperature, 2020, Communications Materials
  • Structural complexity in ramp-compressed sodium to 480 GPa, 2022, Nature Communications
  • Structural phase transitions in yttrium up to 183 GPa, 2020, Physical review. B./Physical review. B
  • Novel experimental setup for megahertz X-ray diffraction in a diamond anvil cell at the High Energy Density (HED) instrument of the European X-ray Free-Electron Laser (EuXFEL), 2021, Journal of Synchrotron Radiation
  • Experimental observation of open structures in elemental magnesium at terapascal pressures, 2022, Nature Physics

McMahon's frequent collaborators include:

  • J. McHardy
  • C. V. Storm
  • Simon G. MacLeod
  • R. S. McWilliams
  • Hanns-Peter Liermann

Best Publications

  • High-pressure structures and phase transformations in elemental metals

    Malcolm I. McMahon;Richard J. Nelmes

  • Cold melting and solid structures of dense lithium

    Christophe L. Guillaume;Eugene Gregoryanz;Olga Degtyareva;Malcolm I. McMahon

  • New high-pressure phase of Si.

    M. I. McMahon;R. J. Nelmes

  • Pressure dependence of the Imma phase of silicon

    M. I. McMahon;R. J. Nelmes;N. G. Wright;D. R. Allan

  • SELF-HOSTING INCOMMENSURATE STRUCTURE OF BARIUM IV

    R. J. Nelmes;D. R. Allan;M. I. McMahon;S. A. Belmonte

  • Observation of an O8 molecular lattice in the epsilon phase of solid oxygen.

    Lars F. Lundegaard;Gunnar Weck;Malcolm I. McMahon;Serge Desgreniers

  • Ba-IV-type incommensurate crystal structure in group-V metals

    M. I. McMahon;O. Degtyareva;R. J. Nelmes

  • Structural diversity of sodium.

    Eugene Gregoryanz;Lars F. Lundegaard;Malcolm I. McMahon;Christophe Guillaume

  • Stability and crystal structure of BC8 germanium.

    R. J. Nelmes;M. I. McMahon;N. G. Wright;D. R. Allan

  • New Structural Systematics in the II–VI, III–V, and Group-IV Semiconductors at High Pressure

    M. I. McMahon;R. J. Nelmes

  • Geometric effects of deuteration on hydrogen-ordering phase transitions

    M. I. McMahon;R. J. Nelmes;W. F. Kuhst;R. Dorwarth

  • Crystal structures of dense lithium: a metal-semiconductor-metal transition.

    M. Marques;Malcolm McMahon;Eugene Gregoryanz;M. Hanfland

  • Chapter 3 Structural Transitions in the Group IV, III-V, and II-VI Semiconductors under Pressure

    Unknown

  • High-pressure structural studies of group-15 elements

    O. Degtyareva;M. I. MCMahon;R. J. Nelmes

  • Observation of a wurtzite form of gallium arsenide.

    M. I. McMahon;R. J. Nelmes

  • High-pressure powder diffraction on synchrotron sources.

    R. J. Nelmes;M. I. McMahon

  • Structure of the intermediate phase of PbTe at high pressure.

    G. Rousse;S. Klotz;A. M. Saitta;J. Rodriguez-Carvajal

  • Observation of the incommensurate barium-IV structure in strontium phase V

    M. I. McMahon;T. Bovornratanaraks;D. R. Allan;S. A. Belmonte

  • Pressure Dependent Incommensuration in Rb-IV

    M. I. McMahon;S. Rekhi;R. J. Nelmes

  • Complex Crystal Structure of Cesium-III

    M. I. McMahon;R. J. Nelmes;S. Rekhi

  • Crystal structure of ZnTe III at 16 GPa.

    R. J. Nelmes;M. I. McMahon;N. G. Wright;D. R. Allan

Frequent Co-Authors

R. J. Nelmes
R. J. Nelmes University of Edinburgh
David R. Allan
David R. Allan University of Edinburgh
Graeme Ackland
Graeme Ackland University of Edinburgh
Gilbert Collins
Gilbert Collins University of Rochester
Eugene Gregoryanz
Eugene Gregoryanz University of Edinburgh
Michael Hanfland
Michael Hanfland European Synchrotron Radiation Facility
Daniel Errandonea
Daniel Errandonea University of Valencia
Mohamed Mezouar
Mohamed Mezouar European Synchrotron Radiation Facility
Vitali B. Prakapenka
Vitali B. Prakapenka University of Chicago
Yue Meng
Yue Meng Argonne National Laboratory

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