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Thomas P. Spaniol

Thomas P. Spaniol

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 64 8171 7417 582 525 328 12322

Thomas P. Spaniol publications per year

The chart shows the history of publications by Thomas P. Spaniol between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas P. Spaniol published across 37 years, from 1989 to 2025, averaging 22.2 papers a year. Output peaked at 55 publications in 2019. 9 of the 821 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1989 to 2025. Vertical axis: number of publications, 0 to 55. Peak 55 publications in 2019. 1989: 7 publications 1990: 3 publications 1991: 1 publication 1992: 3 publications 1993: 3 publications 1994: 4 publications 1995: 1 publication 1996: 6 publications 1997: 6 publications 1998: 11 publications 1999: 15 publications 2000: 24 publications 2001: 7 publications 2002: 16 publications 2003: 22 publications 2004: 17 publications 2005: 14 publications 2006: 19 publications 2007: 14 publications 2008: 28 publications 2009: 36 publications 2010: 44 publications 2011: 37 publications 2012: 41 publications 2013: 49 publications 2014: 23 publications 2015: 35 publications 2016: 30 publications 2017: 53 publications 2018: 45 publications 2019: 55 publications 2020: 47 publications 2021: 38 publications 2022: 41 publications 2023: 17 publications 2024: 7 publications 2025: 2 publications
1989 2025

821 publications in total across all disciplines

View publications per year as a table
Thomas P. Spaniol: publications per year, 1989 to 2025
Year Publications
1989 7
1990 3
1991 1
1992 3
1993 3
1994 4
1995 1
1996 6
1997 6
1998 11
1999 15
2000 24
2001 7
2002 16
2003 22
2004 17
2005 14
2006 19
2007 14
2008 28
2009 36
2010 44
2011 37
2012 41
2013 49
2014 23
2015 35
2016 30
2017 53
2018 45
2019 55
2020 47
2021 38
2022 41
2023 17
2024 7
2025 2
Total 821
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Thomas P. Spaniol 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 P. Spaniol 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, 321–340 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: 328 publications — 69th percentile

69% 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
321–340 643 328
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 P. Spaniol 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 P. Spaniol 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, 64–65 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: 64 D-Index — 56th percentile

56% 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 64
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 P. Spaniol is affiliated with RWTH Aachen University in Germany. Their research primarily spans the fields of Materials Science and Chemistry, with a focus on Materials Chemistry, Organic Chemistry, and Inorganic Chemistry. The scientist's work also touches on subfields such as Process Chemistry and Technology and Physical and Theoretical Chemistry.

Their research topics cover areas including Crystallization and Solubility Studies, X-ray Diffraction in Crystallography, Organometallic Complex Synthesis and Catalysis, Organoboron and Organosilicon Chemistry, Coordination Chemistry and Organometallics, Asymmetric Hydrogenation and Catalysis, as well as the Synthesis and Characterization of Novel Inorganic and Organometallic Compounds.

Thomas P. Spaniol has contributed to multiple publication venues. Frequent publishers include:

  • The Cambridge Structural Database
  • Chemistry - A European Journal
  • Inorganic Chemistry
  • Angewandte Chemie International Edition
  • Angewandte Chemie

Co-authorship collaborations are notable with researchers such as Laurent Maron, Jun Okuda, Priyabrata Ghana, and Alexander Hoffmann.

Recent papers authored or co-authored by Thomas P. Spaniol include:

  • Molecular Zinc Hydride Cations [ZnH]+: Synthesis, Structure, and CO2 Hydrosilylation Catalysis, 2020, Angewandte Chemie International Edition
  • Reactivity of a Molecular Calcium Hydride Cation ([CaH]+) Supported by an NNNN Macrocycle, 2020, Inorganic Chemistry
  • Calcium Hydride Catalysts for Olefin Hydrofunctionalization: Ring-Size Effect of Macrocyclic Ligands on Activity, 2020, Chemistry - A European Journal
  • Reduced Arene Complexes of Scandium, 2020, Chemistry - A European Journal
  • Deaggregation of Zinc Dihydride by Lewis Acids Including Carbon Dioxide in the Presence of Nitrogen Donors, 2021, Inorganic Chemistry

Best Publications

  • Single-Component Polymerization Catalysts for Ethylene and Styrene: Synthesis, Characterization, and Reactivity of Alkyl and Hydrido Yttrium Complexes Containing a Linked Amido-Cyclopentadienyl Ligand

    Kai C. Hultzsch;Peter Voth;Klaus Beckerle;Thomas P. Spaniol

  • Highly Heteroselective Ring-Opening Polymerization of rac-Lactide Initiated by Bis(phenolato)scandium Complexes†

    Haiyan Ma;Thomas P. Spaniol;Jun Okuda

  • Magnesium hydridotriphenylborate [Mg(thf)6][HBPh3]2: a versatile hydroboration catalyst

    Debabrata Mukherjee;Satoru Shirase;Thomas P. Spaniol;Kazushi Mashima

  • Ancillary ligand effect on single-site styrene polymerization: isospecificity of group 4 metal bis(phenolate) catalysts.

    Carmine Capacchione;Antonio Proto;Henner Ebeling;Rolf Mülhaupt

  • Alkali Metal Hydridotriphenylborates [(L)M][HBPh3] (M = Li, Na, K): Chemoselective Catalysts for Carbonyl and CO2 Hydroboration

    Debabrata Mukherjee;Hassan Osseili;Thomas P. Spaniol;Jun Okuda

  • Cationic yttrium methyl complexes as functional models for polymerization catalysts of 1,3-dienes.

    Stefan Arndt;Klaus Beckerle;Peter M. Zeimentz;Thomas P. Spaniol

  • Half‐Sandwich Alkyl and Hydrido Complexes of Yttrium: Convenient Synthesis and Polymerization Catalysis of Polar Monomers

    Kai C. Hultzsch;Thomas P. Spaniol;Jun Okuda

  • Homogeneous Ethylene‐Polymerization Catalysts Based on Alkyl Cations of the Rare‐Earth Metals: Are Dicationic Mono(alkyl) Complexes the Active Species?

    Stefan Arndt;Thomas P. Spaniol;Jun Okuda;Jun Okuda

  • Rare-earth metal complexes supported by 1,omega-dithiaalkanediyl-bridged bis(phenolato) ligands: synthesis, structure, and heteroselective ring-opening polymerization of rac-lactide.

    Haiyan Ma;Thomas P. Spaniol;Jun Okuda

  • Titanium Complexes of Chelating Bis(phenolato) Ligands with Long Titanium−Sulfur Bonds. A Novel Type of Ancillary Ligand for Olefin Polymerization Catalysts†

    Stefan Fokken;Thomas P. Spaniol;Hak-Chul Kang;Werner Massa

  • Rare earth metal complexes supported by 1,ω-dithiaalkanediyl-bridged bis(phenolato) ligands: synthesis, characterization and ring-opening polymerization catalysis ofl-lactide

    Haiyan Ma;Thomas P. Spaniol;Jun Okuda

  • NINE-MEMBERED TITANACYCLIC COMPLEXES BASED ON AN ETHYLENE-BRIDGED BIS(PHENOLATO) LIGAND : SYNTHESIS, STRUCTURE, AND OLEFIN POLYMERIZATION ACTIVITY

    Stefan Fokken;Thomas P. Spaniol;Jun Okuda;Fritz G. Sernetz

  • A cationic calcium hydride cluster stabilized by cyclen-derived macrocyclic N,N,N,N ligands.

    Phillip Jochmann;Julien P. Davin;Thomas P. Spaniol;Laurent Maron

  • Chiral Lanthanocene Derivatives Containing Two Linked Amido−Cyclopentadienyl Ligands: Heterobimetallic Structure and Lactone Polymerization Activity

    Kai C. Hultzsch;Thomas P. Spaniol;Jun Okuda

  • Dimeric Hydrido Complexes of Rare-Earth Metals Containing a Linked Amido−Cyclopentadienyl Ligand: Synthesis, Characterization, and Monomer−Dimer Equilibrium

    Stefan Arndt;Peter Voth;and Thomas P. Spaniol;Jun Okuda

  • Indium complexes supported by 1,omega-dithiaalkanediyl-bridged bis(phenolato) ligands: synthesis, structure, and controlled ring-opening polymerization of L-lactide.

    Ilja Peckermann;Andreas Kapelski;Thomas P. Spaniol;Jun Okuda

  • Isospecific Styrene Polymerization by Chiral Titanium Complexes That Contain a Tetradentate [OSSO]-Type Bis(phenolato) Ligand

    Carmine Capacchione;Ramanujachary Manivannan;Marco Barone;Klaus Beckerle

  • Calcium Hydride Cation [CaH] + Stabilized by an NNNN-type Macrocyclic Ligand: A Selective Catalyst for Olefin Hydrogenation

    Danny Schuhknecht;Carolin Lhotzky;Thomas P. Spaniol;Laurent Maron

  • Lanthanide Complexes Supported by a Trizinc Crown Ether as Catalysts for Alternating Copolymerization of Epoxide and CO2 : Telomerization Controlled by Carboxylate Anions.

    Haruki Nagae;Ryota Aoki;Shin-nosuke Akutagawa;Julian Kleemann

  • Ethylene polymerization catalysts based on nickel(II) 1,4-diazadiene complexes: the influence of the 1,4-diazadiene backbone substituents on structure and reactivity

    Thomas Schleis;Thomas P Spaniol;Jun Okuda;Johannes Heinemann

  • Alkyl Complexes of Group 4 Metals Containing a Tridentate-Linked Amido−Cyclopentadienyl Ligand: Synthesis, Structure, and Reactivity Including Ethylene Polymerization Catalysis

    Francisco Amor;Angelika Butt;Karen E. du Plooy;Thomas P. Spaniol

  • Cationic rare-earth metal trimethylsilylmethyl complexes supported by THF and 12-crown-4 ligands: synthesis and structural characterization.

    Benjamin R. Elvidge;Stefan Arndt;Peter M. Zeimentz;Thomas P. Spaniol

Frequent Co-Authors

Jun Okuda
Jun Okuda RWTH Aachen University
Laurent Maron
Laurent Maron Federal University of Toulouse Midi-Pyrénées
Ulli Englert
Ulli Englert RWTH Aachen University
Rolf Mülhaupt
Rolf Mülhaupt University of Freiburg
Kai C. Hultzsch
Kai C. Hultzsch University of Vienna
Kazushi Mashima
Kazushi Mashima Osaka University
Debabrata Mukherjee
Debabrata Mukherjee Texas Tech University Health Sciences Center
Gerhard Raabe
Gerhard Raabe RWTH Aachen University
Judith A. K. Howard
Judith A. K. Howard Durham University
Hayato Tsurugi
Hayato Tsurugi Osaka University

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