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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 69 6237 5659 1895 1573 440 15947

K. Peter C. Vollhardt publications per year

The chart shows the history of publications by K. Peter C. Vollhardt between 1969 and 2021, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. K. Peter C. Vollhardt published across 53 years, from 1969 to 2021, averaging 8.3 papers a year. Output peaked at 35 publications in 1986. 5 of the 440 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1969 to 2021. Vertical axis: number of publications, 0 to 35. Peak 35 publications in 1986. 1969: 1 publication 1970: 5 publications 1971: 3 publications 1972: 5 publications 1973: 6 publications 1974: 4 publications 1975: 5 publications 1976: 9 publications 1977: 12 publications 1978: 6 publications 1979: 15 publications 1980: 18 publications 1981: 14 publications 1982: 16 publications 1983: 16 publications 1984: 22 publications 1985: 13 publications 1986: 35 publications 1987: 13 publications 1988: 11 publications 1989: 6 publications 1990: 19 publications 1991: 16 publications 1992: 7 publications 1993: 10 publications 1994: 18 publications 1995: 10 publications 1996: 6 publications 1997: 6 publications 1998: 4 publications 1999: 8 publications 2000: 3 publications 2001: 3 publications 2002: 12 publications 2003: 2 publications 2004: 7 publications 2005: 6 publications 2006: 9 publications 2007: 6 publications 2008: 4 publications 2009: 5 publications 2010: 7 publications 2011: 11 publications 2012: 5 publications 2013: 3 publications 2014: 6 publications 2015: 4 publications 2016: 0 publications 2017: 1 publication 2018: 1 publication 2019: 1 publication 2020: 2 publications 2021: 3 publications
1969 2021

440 publications in total across all disciplines

View publications per year as a table
K. Peter C. Vollhardt: publications per year, 1969 to 2021
Year Publications
1969 1
1970 5
1971 3
1972 5
1973 6
1974 4
1975 5
1976 9
1977 12
1978 6
1979 15
1980 18
1981 14
1982 16
1983 16
1984 22
1985 13
1986 35
1987 13
1988 11
1989 6
1990 19
1991 16
1992 7
1993 10
1994 18
1995 10
1996 6
1997 6
1998 4
1999 8
2000 3
2001 3
2002 12
2003 2
2004 7
2005 6
2006 9
2007 6
2008 4
2009 5
2010 7
2011 11
2012 5
2013 3
2014 6
2015 4
2016 0
2017 1
2018 1
2019 1
2020 2
2021 3
Total 440
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K. Peter C. Vollhardt publications per year - data summary

  • K. Peter C. Vollhardt, a Chemistry scholar from University of California, Berkeley, has 440 publications recorded across 53 years, from 1969 to 2021.
  • The oldest publication on record dates to 1969 and the most recent to 2021.
  • The most productive year is 1986, with 35 publications.
  • The least productive years with any output are 1969, 2017, 2018 and 2019, with 1 publication each.
  • 1 of the 53 years in the span carries no publications at all (2016).
  • The rate of publication averages 8.3 papers per year over the whole span, or 8.5 per year counting only the 52 years with at least one publication.
  • The last 5 years on the chart (2017-2021) hold 8 publications, 2% of the career total.
  • Split into equal eras - 1969-1986: 205 publications (11.4 per year); 1987-2004: 161 publications (8.9 per year); 2005-2021: 74 publications (4.4 per year).
  • Comparing the opening and closing eras, the overall trend of publication is declining.

K. Peter C. Vollhardt 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 K. Peter C. Vollhardt 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, 421–440 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: 440 publications — 84th percentile

84% 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
421–440 327 440
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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K. Peter C. Vollhardt publication distribution in Chemistry in 2026 - data summary

  • The chart plots the publication count of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 63 ranges running from 61–80 to 1,295+ publications.
  • K. Peter C. Vollhardt, a Chemistry scholar from University of California, Berkeley, records 440 publications - the 84th percentile of the discipline.
  • 84% of ranked Chemistry scientists score the same or lower than K. Peter C. Vollhardt, and about 16% score higher.
  • The median of the discipline falls in the 241–260 publications range, and K. Peter C. Vollhardt ranks above the median.
  • The most crowded range is 161–180 publications, holding 1,350 scientists (8% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 361–380 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,295 publications or more, 100 scientists in all (<1% of the field).

K. Peter C. Vollhardt 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 K. Peter C. Vollhardt 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, 68–69 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: 69 D-Index — 66th percentile

66% 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 69
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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K. Peter C. Vollhardt D-index placement in Chemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 61 ranges running from 40–41 to 159+ D-Index.
  • K. Peter C. Vollhardt, a Chemistry scholar from University of California, Berkeley, records 69 D-Index - the 66th percentile of the discipline.
  • 66% of ranked Chemistry scientists score the same or lower than K. Peter C. Vollhardt, and about 34% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and K. Peter C. Vollhardt ranks above the median.
  • The most crowded range is 56–57 D-Index, holding 1,051 scientists (6% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 159 D-Index or more, 98 scientists in all (<1% of the field).

Research.com Recognitions

  • 1976 - Fellow of Alfred P. Sloan Foundation

Overview

K. Peter C. Vollhardt is a researcher affiliated with the University of California, Berkeley, specializing in the field of Chemistry with a focus on Organic Chemistry and Inorganic Chemistry. Their work spans several subfields and main topics related to synthetic organic chemistry, catalytic processes, and the study of aromatic compounds.

The scientist has contributed to the following main topics of research:

  • Catalytic Alkyne Reactions
  • Catalytic C-H Functionalization Methods
  • Asymmetric Synthesis and Catalysis
  • Synthesis and Properties of Aromatic Compounds
  • Cyclization and Aryne Chemistry
  • Catalytic Cross-Coupling Reactions
  • Synthetic Organic Chemistry Methods

In terms of recent scholarly publications, K. Peter C. Vollhardt has authored and co-authored several papers including:

  • Inter- and Intramolecular [2+2+2] Cycloaddition of Alkyne Triple Bonds to the Carbonyl Function of Aldehydes and Ketones Enabled by η5-Cyclopentadienylcobalt(L)(L'), 2020, Synthesis
  • The Trajectory of the (η 5-Cyclopentadienyl)cobalt-Mediated Cycloisomerization of Ene-Yne-Ene-Type Allyl Propargylic Ethers to Furans: A DFT Appraisal, 2021, Synthesis
  • Oligoether-Substituted Derivatives of Carbon-Rich 1,4,7,10,13,16-Hexaethynyltribenzo[a,e,i]cyclododeca-5,11,17-triyne (C36H12) and 1,4,9,12-Tetrakis(ethynyl)dibenzo[a,g]cyclododeca-5,7,13,15-tetrayne (C28H8): Potential Precursors to the Circular [6]Phenylene ('Antikekulene') Frame, 2020, Synthesis
  • Bis(η5-cyclopentadienyl)[μ-(4b,5,5a-η3:9b,10,10a-η3)-2,3,7,8-tetrakis(trimethylsilyl)benzo[3,4]cyclobuta[1,2-b]biphenylene]-syn-dicobalt (Co-Co), a Dinuclear π-Complex of the Linear [3]Phenylene Framework, 2021, Synlett
  • Linked PDF of Table of Contents, 2021, Synlett

Frequently collaborating with other researchers, K. Peter C. Vollhardt has co-authored works with:

  • K. N. Houk
  • Jonathan J. Wong
  • J Wong
  • Xiangyang Chen
  • Uwe Dahlmann

The scientist's work has been published predominantly in the journals:

  • Synthesis
  • Synlett

Among the recognitions received, K. Peter C. Vollhardt was named a Fellow of the Alfred P. Sloan Foundation in 1976.

Best Publications

  • Cobalt‐Mediated [2 + 2 + 2]‐Cycloadditions: A Maturing Synthetic Strategy [New Synthetic Methods (43)]

    K. Peter C. Vollhardt

  • On the Nature of Nonplanarity in the [N]Phenylenes

    Daniel Holmes;Sriram Kumaraswamy;Adam J. Matzger;K. Peter C. Vollhardt

  • Organic Chemistry: Structure and Function

    K. Peter C. Vollhardt;Neil Eric Schore

  • Cobalt-vermittelte [2+2+2]-Cycloadditionen: eine ausgereifte Synthesestrategie

    K. Peter C. Vollhardt

  • Molecular solar thermal (MOST) energy storage and release system

    Kasper Moth-Poulsen;Dušan Ćoso;Karl Börjesson;Nikolai Vinokurov

  • A new approach to the construction of biphenylenes by the cobalt-catalyzed cocyclization of o-diethynylbenzenes with alkynes. Application to an iterative approach to [3]phenylene, the first member of a novel class of benzocyclobutadienoid hydrocarbons

    Bruce C. Berris;George H. Hovakeemian;Yee Hing Lai;Helene Mestdagh

  • Cobalt-Catalyzed Cyclotrimerization of Alkynes: The Answer to the Puzzle of Parallel Reaction Pathways

    Nicolas Agenet;Vincent Gandon;K Peter C Vollhardt;Max Malacria

  • Transition-metal-catalyzed alkyne cyclizations. A cobalt-mediated total synthesis of dl-estrone

    Raymond Lee Funk;K. Peter C. Vollhardt

  • A designed, enantiomerically pure, fused cyclopentadienyl ligand with C2 symmetry. Synthesis and use in enantioselective titanocene-catalyzed hydrogenations of alkenes

    Ronald L. Halterman;K. Peter C. Vollhardt;Mark E. Welker;Dieter Blaeser

  • Synthesis, Crystal Structure, and Explosive Decomposition of 1,2:5,6:11,12:15,16- Tetrabenzo-3,7,9,13,17,19-hexadehydro[20]annulene: Formation of Onion- and Tube-like Closed-Shell Carbon Particles

    Roland Boese;and Adam J. Matzger;K. Peter C. Vollhardt

  • Photochemistry of (Fulvalene)tetracarbonyldiruthenium and Its Derivatives: Efficient Light Energy Storage Devices

    Roland Boese;J. Kevin Cammack;Adam J. Matzger;Kai Pflug

  • Total syntheses of angular [7]-, [8]-, and [9]phenylene by triple cobalt-catalyzed cycloisomerization: remarkably flexible heliphenes.

    Sangdon Han;D. Ryan Anderson;Andrew D. Bond;Hiufung V. Chu

  • Total Syntheses and Structures of Angular [6]- and [7]Phenylene: The First Helical Phenylenes (Heliphenes)†

    Sangdon Han;Andrew D. Bond;Raymond L. Disch;Daniel Holmes

  • Tris(benzocyclobutadieno)benzene, the triangular [4]phenylene with a completely bond-fixed cyclohexatriene ring: cobalt-catalyzed synthesis from hexaethynylbenzene and thermal ring opening to 1,2:5,6:9,10-tribenzo-3,4,7,8,11,12-hexadehydro[12]-annulene

    Unknown

  • Mechanism of Thermal Reversal of the (Fulvalene)tetracarbonyldiruthenium Photoisomerization: Toward Molecular Solar–Thermal Energy Storage

    Yosuke Kanai;Varadharajan Srinivasan;Steven K. Meier;K. Peter C. Vollhardt

  • Substituted benzocyclobutenes, indans, and tetralins via cobalt-catalyzed cooligomerization of .alpha.,.omega.-diynes with substituted acetylenes. Formation and synthetic utility of trimethylsilylated benzocycloalkenes

    R. L. Hillard;K. Peter C. Vollhardt

  • Cobalt-catalyzed one-step synthesis of annulated pyridines

    K. Peter C. Vollhardt;Alaric Naiman

  • Synthesis, structure, and photochemistry of tetracarbonyl(fulvalene)diruthenium. Thermally reversible photoisomerization involving carbon-carbon bond activation at a dimetal center

    K. P. C. Vollhardt;T. W. Weidman

  • Novel Synthesis of the Angular [3]Phenylene (Terphenylene) by Cobalt-Catalyzed Cyclization of Bis(2-ethynylphenyl)ethyne: a Molecule with an Internal Cyclohexatriene Ring

    Rainer Diercks;K. Peter C. Vollhardt

  • Approaches to the Synthesis of (±)-Strychnine via the Cobalt-Mediated [2 + 2 + 2] Cycloaddition: Rapid Assembly of a Classic Framework

    Michael J. Eichberg;Rosa L. Dorta;Douglas B. Grotjahn;Kai Lamottke

  • The role of delocalization in benzene

    Eric D. Glendening;Rudiger Faust;Andrew Streitwieser;K. Peter C. Vollhardt

  • The First Metallacyclopentadiene(Alkyne) Complexes and Their Discrete Isomerization to η4-Bound Arenes: The Missing Link in the Prevalent Mechanism of Transition Metal Catalyzed Alkyne Cyclotrimerizations, as Exemplified by Cyclopentadienylcobalt

    R. Diercks;B. E. Eaton;S. Gurtzgen;S. Jalisatgi

  • Synthesis and asymmetric reactivity of enantiomerically pure cyclopentadienylmetal complexes derived from the chiral pool

    Unknown

Frequent Co-Authors

Roland Boese
Roland Boese University of Duisburg-Essen
Vincent Gandon
Vincent Gandon University of Paris-Saclay
Adam J. Matzger
Adam J. Matzger University of Michigan–Ann Arbor
Corinne Aubert
Corinne Aubert Sorbonne University
Robert G. Bergman
Robert G. Bergman University of California, Berkeley
Andrew D. Bond
Andrew D. Bond University of Cambridge
Max Malacria
Max Malacria Sorbonne University
Jochanan Blum
Jochanan Blum Hebrew University of Jerusalem
Moonsub Shim
Moonsub Shim University of Illinois at Urbana-Champaign

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