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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 62 9023 8179 507 455 196 11089

David R. Allan publications per year

The chart shows the history of publications by David R. Allan between 1967 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. David R. Allan published across 60 years, from 1967 to 2026, averaging 7.4 papers a year. Output peaked at 192 publications in 2022. 3 of the 441 publications appeared in the last two years.

No. of publications
50 100 150
Bar chart. Horizontal axis: year, 1967 to 2026. Vertical axis: number of publications, 0 to 192. Peak 192 publications in 2022. 1967: 1 publication 1968: 1 publication 1969: 0 publications 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 2 publications 1981: 2 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 1 publication 1992: 4 publications 1993: 6 publications 1994: 4 publications 1995: 2 publications 1996: 6 publications 1997: 3 publications 1998: 8 publications 1999: 5 publications 2000: 4 publications 2001: 5 publications 2002: 7 publications 2003: 2 publications 2004: 7 publications 2005: 15 publications 2006: 12 publications 2007: 5 publications 2008: 7 publications 2009: 1 publication 2010: 7 publications 2011: 15 publications 2012: 9 publications 2013: 8 publications 2014: 8 publications 2015: 9 publications 2016: 8 publications 2017: 5 publications 2018: 5 publications 2019: 6 publications 2020: 5 publications 2021: 7 publications 2022: 192 publications 2023: 38 publications 2024: 6 publications 2025: 2 publications 2026: 1 publication
1967 2026

441 publications in total across all disciplines

View publications per year as a table
David R. Allan: publications per year, 1967 to 2026
Year Publications
1967 1
1968 1
1969 0
1970 0
1971 0
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 2
1981 2
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 1
1992 4
1993 6
1994 4
1995 2
1996 6
1997 3
1998 8
1999 5
2000 4
2001 5
2002 7
2003 2
2004 7
2005 15
2006 12
2007 5
2008 7
2009 1
2010 7
2011 15
2012 9
2013 8
2014 8
2015 9
2016 8
2017 5
2018 5
2019 6
2020 5
2021 7
2022 192
2023 38
2024 6
2025 2
2026 1
Total 441
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David R. Allan 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 R. Allan sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 181–200 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 196 publications — 31st percentile

31% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344 196
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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David R. Allan 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 R. Allan sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 62–63 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 62 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834 62
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

David R. Allan is affiliated with the University of Edinburgh in the United Kingdom and conducts research primarily in the field of Materials Science. Their work focuses extensively on Materials Chemistry, with additional contributions in Physical and Theoretical Chemistry, Electronic, Optical and Magnetic Materials, Inorganic Chemistry, and Spectroscopy.

The main topics of their research include:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Crystallography and molecular interactions
  • Metal-Organic Frameworks: Synthesis and Applications
  • Organic and Molecular Conductors Research
  • Magnetism in coordination complexes
  • Inorganic Fluorides and Related Compounds

David R. Allan has contributed to several notable scientific papers in recent years. These include:

  • Guest-mediated phase transitions in a flexible pillared-layered metal-organic framework under high-pressure, 2021, Chemical Science
  • Pressure-and temperature induced phase transitions, piezochromism, NLC behaviour and pressure controlled Jahn-Teller switching in a Cu-based framework, 2020, Chemical Science
  • A quantum crystallographic approach to short hydrogen bonds, 2021, CrystEngComm
  • Rapid extraction of trace benzene by a crown-ether-based metal-organic framework, 2024, National Science Review
  • High-pressure sapphire capillary cell for synchrotron single-crystal X-ray diffraction measurements to 1500 bar, 2020, Journal of Applied Crystallography

Their frequent co-authors include:

  • Mark R. Warren
  • Lucy K. Saunders
  • Lauren E. Hatcher
  • Paul R. Raithby
  • Chick C. Wilson

David R. Allan publishes frequently in several scientific venues. The most common publication platforms are:

  • The Cambridge Structural Database
  • Chemical Science
  • CrystEngComm
  • Journal of Applied Crystallography
  • Chemical Communications

The research output of David R. Allan demonstrates a strong emphasis on crystallography, materials chemistry, and the properties and applications of metal-organic frameworks. Their work involves experimental techniques such as synchrotron single-crystal X-ray diffraction, contributing to both the theoretical and practical understanding of molecular and crystallographic phenomena.

Best Publications

  • A partially interpenetrated metal-organic framework for selective hysteretic sorption of carbon dioxide

    Sihai Yang;Xiang Lin;William Lewis;Mikhail Suyetin

  • The Use of Quartz as an Internal Pressure Standard in High-Pressure Crystallography

    R. J. Angel;D. R. Allan;R. Miletich;L. W. Finger

  • Stable methane hydrate above 2 GPa and the source of Titan's atmospheric methane

    J. S. Loveday;R. J. Nelmes;M. Guthrie;S. A. Belmonte

  • Metal−Organic Polyhedral Frameworks: High H2 Adsorption Capacities and Neutron Powder Diffraction Studies

    Yong Yan;Irvin Telepeni;Sihai Yang;Xiang Lin

  • Effect of high pressure on the crystal structures of polymorphs of glycine

    Alice Dawson;David R. Allan;Scott A. Belmonte;Stewart J. Clark

  • High-Pressure Single-Crystal Techniques

    Ronald Miletich;David R. Allan;Werner F. Kuhs

  • Crystal engineering of energetic materials: Co-crystals of CL-20

    David I. A. Millar;Helen E. Maynard-Casely;David R. Allan;Adam S. Cumming

  • Pressure dependence of the Imma phase of silicon

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

  • Heme-like coordination chemistry within nanoporous molecular crystals

    C. Grazia Bezzu;Madeleine Helliwell;John E. Warren;David R. Allan

  • SELF-HOSTING INCOMMENSURATE STRUCTURE OF BARIUM IV

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

  • Ca2+-induced biochemical changes in human erythrocytes and their relation to microvesiculation

    D Allan;P Thomas

  • Highly porous and robust scandium-based metal–organic frameworks for hydrogen storage

    Ilich A. Ibarra;Sihai Yang;Xiang Lin;Alexander J. Blake

  • Stability and crystal structure of BC8 germanium.

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

  • An exploration of the polymorphism of piracetam using high pressure

    Francesca P. A. Fabbiani;David R. Allan;Simon Parsons;Colin R. Pulham

  • I19, the small-molecule single-crystal diffraction beamline at Diamond Light Source

    Harriott Nowell;Sarah A. Barnett;Kirsten E. Christensen;Simon J. Teat

  • Use of a CCD diffractometer in crystal structure determinations at high pressure

    Alice Dawson;David R. Allan;Simon Parsons;Michael Ruf

  • Photoreactivity examined through incorporation in metal−organic frameworks

    Alexander J. Blake;Neil R. Champness;Timothy L. Easun;David R. Allan

  • The formation of paracetamol (acetaminophen) adducts with hydrogen-bond acceptors

    Iain D. H. Oswald;David R. Allan;Pamela A. McGregor;W. D. Samuel Motherwell

  • The Effect of High Pressure on MOF‐5: Guest‐Induced Modification of Pore Size and Content at High Pressure

    Alexander J. Graham;David R. Allan;Anna Muszkiewicz;Carole A. Morrison

  • High-pressure recrystallisation—a route to new polymorphs and solvates

    Francesca P. A. Fabbiani;David R. Allan;William I. F. David;Stephen A. Moggach

  • The isolation and characterization of 60 nm vesicles ('nanovesicles') produced during ionophore A23187-induced budding of human erythrocytes.

    D. Allan;Paul Thomas;A. R. Limbrick

Frequent Co-Authors

Simon Parsons
Simon Parsons University of Edinburgh
R. J. Nelmes
R. J. Nelmes University of Edinburgh
Stephen A. Moggach
Stephen A. Moggach University of Western Australia
Malcolm McMahon
Malcolm McMahon University of Edinburgh
Alexander J. Blake
Alexander J. Blake University of Nottingham
Martin Schröder
Martin Schröder University of Manchester
Stewart J. Clark
Stewart J. Clark Durham University
Neil R. Champness
Neil R. Champness University of Birmingham
Paul R. Raithby
Paul R. Raithby University of Bath
Sihai Yang
Sihai Yang University of Manchester

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