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Chemistry
Netherlands
2025

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 115 609 536 16 15 1455 122263

Anthony L. Spek publications per year

The chart shows the history of publications by Anthony L. Spek between 1969 and 2022, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Anthony L. Spek published across 54 years, from 1969 to 2022, averaging 27 papers a year. Output peaked at 76 publications in 1996. 1 of the 1,460 publications appeared in the last two years.

No. of publications
25 50 75
Bar chart. Horizontal axis: year, 1969 to 2022. Vertical axis: number of publications, 0 to 76. Peak 76 publications in 1996. 1969: 1 publication 1970: 0 publications 1971: 1 publication 1972: 0 publications 1973: 0 publications 1974: 6 publications 1975: 2 publications 1976: 5 publications 1977: 4 publications 1978: 11 publications 1979: 12 publications 1980: 6 publications 1981: 2 publications 1982: 10 publications 1983: 20 publications 1984: 15 publications 1985: 30 publications 1986: 13 publications 1987: 38 publications 1988: 31 publications 1989: 31 publications 1990: 33 publications 1991: 39 publications 1992: 34 publications 1993: 63 publications 1994: 45 publications 1995: 45 publications 1996: 76 publications 1997: 71 publications 1998: 68 publications 1999: 65 publications 2000: 72 publications 2001: 58 publications 2002: 57 publications 2003: 55 publications 2004: 71 publications 2005: 69 publications 2006: 45 publications 2007: 60 publications 2008: 43 publications 2009: 55 publications 2010: 61 publications 2011: 14 publications 2012: 4 publications 2013: 8 publications 2014: 5 publications 2015: 1 publication 2016: 1 publication 2017: 1 publication 2018: 1 publication 2019: 0 publications 2020: 1 publication 2021: 0 publications 2022: 1 publication
1969 2022

1,460 publications in total across all disciplines

View publications per year as a table
Anthony L. Spek: publications per year, 1969 to 2022
Year Publications
1969 1
1970 0
1971 1
1972 0
1973 0
1974 6
1975 2
1976 5
1977 4
1978 11
1979 12
1980 6
1981 2
1982 10
1983 20
1984 15
1985 30
1986 13
1987 38
1988 31
1989 31
1990 33
1991 39
1992 34
1993 63
1994 45
1995 45
1996 76
1997 71
1998 68
1999 65
2000 72
2001 58
2002 57
2003 55
2004 71
2005 69
2006 45
2007 60
2008 43
2009 55
2010 61
2011 14
2012 4
2013 8
2014 5
2015 1
2016 1
2017 1
2018 1
2019 0
2020 1
2021 0
2022 1
Total 1,460
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Anthony L. Spek 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 Anthony L. Spek 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, 1,295+ 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: 1,455 publications — 100th percentile

100% 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
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 1,455
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Anthony L. Spek 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 Anthony L. Spek 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, 114–115 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: 115 D-Index — 97th percentile

97% 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
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 79 115
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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Research.com Recognitions

  • 2025 - Research.com Chemistry in Netherlands Leader Award
  • 2022 - Research.com Chemistry in Netherlands Leader Award

Overview

Anthony L. Spek is affiliated with Utrecht University in the Netherlands. Their research is situated primarily in the fields of Materials Science and Chemistry, with a focus on subfields such as Materials Chemistry and Inorganic Chemistry.

The scientist's work centers around topics including:

  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Radioactive element chemistry and processing
  • Inorganic Fluorides and Related Compounds

Their recent publications include studies published in The Cambridge Structural Database, which is a frequent venue for their work. Notable papers are:

  • CCDC 2036130: Experimental Crystal Structure Determination, 2021, The Cambridge Structural Database
  • CCDC 2015274: Experimental Crystal Structure Determination, 2020, The Cambridge Structural Database
  • CCDC 2121831: Experimental Crystal Structure Determination, 2021, The Cambridge Structural Database

Frequent collaborators in these research efforts include D.M. Tooke, M.T. Monzon, Piet W. N. M. van Leeuwen, H. Kooijman, and M.R. Eberhard.

Best Publications

  • Structure validation in chemical crystallography

    Anthony L. Spek

  • Single-crystal structure validation with the program PLATON

    A.L. Spek

  • PLATON SQUEEZE: a tool for the calculation of the disordered solvent contribution to the calculated structure factors

    Anthony L. Spek

  • STRONG DIMERIZATION OF UREIDOPYRIMIDONES VIA QUADRUPLE HYDROGEN BONDING

    Felix H. Beijer;Rint P. Sijbesma;Huub Kooijman;and Anthony L. Spek

  • Determination of absolute structure using Bayesian statistics on Bijvoet differences.

    Rob W. W. Hooft;Leo H. Straver;Anthony L. Spek

  • Electrocatalytic CO2 conversion to oxalate by a copper complex.

    Raja Angamuthu;Philip Byers;Martin Lutz;Anthony L. Spek

  • Organoplatinum crystals for gas-triggered switches

    Martin Albrecht;Martin Lutz;Anthony L. Spek;Gerard van Koten

  • Crystal Structure Refinement

    Peter Müller;Regine Herbst-Irmer;Anthony L. Spek;Thomas R. Schneider

  • Cyclic Bis‐Urea Compounds as Gelators for Organic Solvents

    Jan H. van Esch;Franck Schoonbeek;Maaike de Loos;Huub Kooijman

  • Self-Complementarity Achieved through Quadruple Hydrogen Bonding

    Felix H. Beijer;Huub Kooijman;Anthony L. Spek;Rint P. Sijbesma

  • NMR study on the coordination behavior of dissymmetric terdentate trinitrogen ligands on methylpalladium(II) compounds

    Richard E. Rulke;Jan M. Ernsting;Anthony L. Spek;Cees J. Elsevier

  • Origin of the Bite Angle Effect in Rhodium Diphosphine Catalyzed Hydroformylation.

    L.A. van der Veen;H. Keeven;G.C. Schoemaker;J.N.H. Reek

  • Synthesis and characterization of rigid bidentate nitrogen ligands and some examples of coordination to divalent palladium. X-ray crystal structures of bis(p-tolylimino)acenaphthene and methylchloro[bis(o,o'-diisopropylphenyl-imino)acenaphthene]palladium

    R. van Asselt;C.J. Elsevier;W.J.J. Smeets;A.L. Spek

  • Dimethyl(N,N,N',N'-tetramethylethanediamine)palladium(II) and dimethyl[1,2-bis(dimethylphosphino)ethane]palladium(II): syntheses, x-ray crystal structures, and thermolysis, oxidative-addition and ligand-exchange reactions

    G. van Koten;W. de Graaf;J. Boersma;W.J.J. Smeets

  • A 'Dendritic Effect' in Homogeneous Catalysis with Carbosilane-Supported Arylnickel (II) Catalysts: Observation of Active-Site Proximity Effects in Atom-Transfer Radical Addition

    G. van Koten;A.W. Kleij;R.A. Gossage;R.J.M. Klein Gebbink

  • Hydrogen-Bonded Complexes of Diaminopyridines and Diaminotriazines: Opposite Effect of Acylation on Complex Stabilities.

    Felix H. Beijer;Rint P. Sijbesma;Jef A. J. M. Vekemans;E. W. Meijer

  • End-on and side-on peroxo derivatives of non-heme iron complexes with pentadentate ligands: models for putative intermediates in biological iron/dioxygen chemistry.

    Gerard Roelfes;Vladislav Vrajmasu;Kui Chen;Raymond Y.N. Ho

  • Diagnostic organometallic and metallodendritic materials for SO2 gas detection: reversible binding of sulfur dioxide to arylplatinum(II) complexes

    Martin Albrecht;Robert A. Gossage;Martin Lutz;Anthony L. Spek

  • IPr* an easily accessible highly hindered N-heterocyclic carbene.

    Guillaume Berthon-Gelloz;Guillaume Berthon-Gelloz;Maxime A. Siegler;Anthony L. Spek;Bernard Tinant

  • New neutral and ionic methyl and chloro palladium and platinum complexes containing hemilabile phosphorus-nitrogen ligands. Study of the insertion of carbon monoxide into the metal-methyl bond

    Guido P. C. M. Dekker;Albert Buijs;Cornelis J. Elsevier;Kees Vrieze

Frequent Co-Authors

Martin Lutz
Martin Lutz Utrecht University
Huub Kooijman
Huub Kooijman Utrecht University
Gerard van Koten
Gerard van Koten Utrecht University
Jan Reedijk
Jan Reedijk Leiden University
Elisabeth Bouwman
Elisabeth Bouwman Leiden University
Kees Vrieze
Kees Vrieze University of Amsterdam
Jaap G. Haasnoot
Jaap G. Haasnoot Leiden University
David M. Grove
David M. Grove Utrecht University
Koop Lammertsma
Koop Lammertsma University of Johannesburg

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