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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 50 14608 13153 1073 946 125 6534

Thomas Kupfer publications per year

The chart shows the history of publications by Thomas Kupfer between 2005 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas Kupfer published across 21 years, from 2005 to 2025, averaging 13.2 papers a year. Output peaked at 39 publications in 2020. 5 of the 277 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2005 to 2025. Vertical axis: number of publications, 0 to 39. Peak 39 publications in 2020. 2005: 1 publication 2006: 4 publications 2007: 9 publications 2008: 14 publications 2009: 5 publications 2010: 15 publications 2011: 20 publications 2012: 13 publications 2013: 17 publications 2014: 8 publications 2015: 11 publications 2016: 10 publications 2017: 13 publications 2018: 17 publications 2019: 27 publications 2020: 39 publications 2021: 29 publications 2022: 17 publications 2023: 3 publications 2024: 3 publications 2025: 2 publications
2005 2025

277 publications in total across all disciplines

View publications per year as a table
Thomas Kupfer: publications per year, 2005 to 2025
Year Publications
2005 1
2006 4
2007 9
2008 14
2009 5
2010 15
2011 20
2012 13
2013 17
2014 8
2015 11
2016 10
2017 13
2018 17
2019 27
2020 39
2021 29
2022 17
2023 3
2024 3
2025 2
Total 277
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Thomas Kupfer 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 Thomas Kupfer 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, 121–140 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: 125 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.

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
121–140 918 125
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
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Thomas Kupfer 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 Thomas Kupfer 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, 50–51 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: 50 D-Index — 21st percentile

21% 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 50
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
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

Thomas Kupfer is affiliated with the University of Würzburg in Germany and focuses primarily on materials science with a strong emphasis on materials chemistry. Their work extends into related subfields including organic chemistry, inorganic chemistry, process chemistry and technology, and catalysis.

Their research interests cover several specialized topics, notably:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Organoboron and Organosilicon Chemistry
  • Synthesis and Characterization of Novel Inorganic/Organometallic Compounds
  • Synthesis and Properties of Aromatic Compounds
  • Coordination Chemistry and Organometallics
  • Organometallic Complex Synthesis and Catalysis

Thomas Kupfer has published extensively with a significant number of publications appearing in venues such as:

  • The Cambridge Structural Database
  • Angewandte Chemie International Edition
  • Angewandte Chemie
  • Journal of the American Chemical Society
  • Inorganic Chemistry

Frequent collaborators in their research include Holger Braunschweig, Torsten Thiess, Merle Arrowsmith, Andreas Stoy, and Maximilian Eyßelein.

Some of the notable recent papers by Thomas Kupfer are:

  • "Isolable Phospha- and Arsaalumenes," 2021, Journal of the American Chemical Society
  • "cAAC-Stabilized 9,10-diboraanthracenes-Acenes with Open-Shell Singlet Biradical Ground States," 2020, Angewandte Chemie International Edition
  • "Evidence for Borylene Carbonyl (LHBCO) and Base-Stabilized (LHBO) and Base-Free Oxoborane (RB≡O) Intermediates in the Reactions of Diborenes with CO2," 2022, Journal of the American Chemical Society
  • "Stable Actinide π Complexes of a Neutral 1,4-Diborabenzene," 2020, Angewandte Chemie International Edition
  • "cAAC-stabilisierte 9,10-Diboraanthracene - offenschalige Singulettbiradikale," 2020, Angewandte Chemie

Best Publications

  • Recent developments in the chemistry of antiaromatic boroles

    Holger Braunschweig;Thomas Kupfer

  • Synthesis and Structure of a Carbene-Stabilized π-Boryl Anion†

    Holger Braunschweig;Ching-Wen Chiu;Krzysztof Radacki;Thomas Kupfer

  • Trapping the Elusive Parent Borylene

    Philipp Bissinger;Holger Braunschweig;Katharina Kraft;Thomas Kupfer

  • Structural evidence for antiaromaticity in free boroles.

    Holger Braunschweig;Israel Fernández;Gernot Frenking;Thomas Kupfer

  • Boron as a powerful reductant: synthesis of a stable boron-centered radical-anion radical-cation pair.

    Philipp Bissinger;Holger Braunschweig;Alexander Damme;Christian Hörl

  • Generation of a carbene-stabilized bora-borylene and its insertion into a C-H bond.

    Philipp Bissinger;Holger Braunschweig;Alexander Damme;Rian D. Dewhurst

  • Base‐Stabilized Diborenes: Selective Generation and η2 Side‐on Coordination to Silver(I)

    Philipp Bissinger;Holger Braunschweig;Alexander Damme;Thomas Kupfer

  • Boron Radical Cations from the Facile Oxidation of Electron‐Rich Diborenes

    Philipp Bissinger;Holger Braunschweig;Alexander Damme;Thomas Kupfer

  • Direct functionalization at the boron center of antiaromatic chloroborole

    Holger Braunschweig;Thomas Kupfer

  • The Pentaphenylborole–2,6‐Lutidine Adduct: A System with Unusual Thermochromic and Photochromic Properties

    Kay Ansorg;Holger Braunschweig;Ching-Wen Chiu;Bernd Engels

  • Metal‐Mediated Diboration of Alkynes with [2]Borametalloarenophanes under Stoichiometric, Homogeneous, and Heterogeneous Conditions

    Holger Braunschweig;Thomas Kupfer;Matthias Lutz;Krzysztof Radacki

  • Axially chiral beta,beta'-bisporphyrins: synthesis and configurational stability tuned by the central metals.

    Gerhard Bringmann;Daniel C G Götz;Tobias A M Gulder;Tim H Gehrke

  • Non-iron [n]Metalloarenophanes

    Holger Braunschweig;Thomas Kupfer

  • Synthesis and reactivity studies of iminoboryl complexes.

    Holger Braunschweig;Thomas Kupfer;Krzysztof Radacki;Achim Schneider

  • Synthese und Struktur eines Carben-stabilisierten π-Boryl-Anions

    Holger Braunschweig;Ching-Wen Chiu;Krzysztof Radacki;Thomas Kupfer

  • Synthesis and electronic structure of a terminal alkylborylene complex.

    Holger Braunschweig;Michael Burzler;Thomas Kupfer;Krzysztof Radacki

  • Borylene-Based Direct Functionalization of Organic Substrates: Synthesis, Characterization, and Photophysical Properties of Novel π-Conjugated Borirenes

    Holger Braunschweig;Thomas Herbst;Daniela Rais;Sundargopal Ghosh

  • Quaternizing diboranes(4): highly divergent outcomes and an inorganic Wagner-Meerwein rearrangement.

    Holger Braunschweig;Alexander Damme;Rian D. Dewhurst;Thomas Kramer

  • Synthesis of ansa-[n]silacyclopentadienyl-cycloheptatrienyl-chromium complexes (n = 1, 2): novel precursors for polymers bearing chromium in the backbone.

    Alexandra Bartole-Scott;Holger Braunschweig;Thomas Kupfer;Matthias Lutz

  • Chemical Reduction and Dimerization of 1‐Chloro‐2,3,4,5‐tetraphenylborole

    Holger Braunschweig;Ching-Wen Chiu;Johannes Wahler;Krzysztof Radacki

  • Bor‐Radikalkationen durch Oxidation elektronenreicher Diborene

    Philipp Bissinger;Holger Braunschweig;Alexander Damme;Thomas Kupfer

Frequent Co-Authors

Holger Braunschweig
Holger Braunschweig University of Würzburg
Krzysztof Radacki
Krzysztof Radacki University of Würzburg
Bernd Engels
Bernd Engels University of Würzburg
Martin Kaupp
Martin Kaupp Technical University of Berlin
Ian Manners
Ian Manners University of Victoria
Gernot Frenking
Gernot Frenking Philipp University of Marburg
George R. Whittell
George R. Whittell University of Bristol
Israel Fernández
Israel Fernández Complutense University of Madrid
Gerhard Bringmann
Gerhard Bringmann University of Würzburg
Reto Brun
Reto Brun University of Basel

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