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Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 54 12534 3336 438 11503

Paul G. Gassman publications per year

The chart shows the history of publications by Paul G. Gassman between 1959 and 2007, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Paul G. Gassman published across 49 years, from 1959 to 2007, averaging 8.9 papers a year. Output peaked at 32 publications in 1973. 1 of the 438 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1959 to 2007. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 1973. 1959: 1 publication 1960: 3 publications 1961: 0 publications 1962: 4 publications 1963: 3 publications 1964: 4 publications 1965: 7 publications 1966: 8 publications 1967: 9 publications 1968: 16 publications 1969: 16 publications 1970: 18 publications 1971: 29 publications 1972: 31 publications 1973: 32 publications 1974: 12 publications 1975: 11 publications 1976: 7 publications 1977: 15 publications 1978: 11 publications 1979: 9 publications 1980: 18 publications 1981: 12 publications 1982: 13 publications 1983: 15 publications 1984: 18 publications 1985: 7 publications 1986: 12 publications 1987: 11 publications 1988: 12 publications 1989: 14 publications 1990: 5 publications 1991: 9 publications 1992: 12 publications 1993: 5 publications 1994: 7 publications 1995: 4 publications 1996: 3 publications 1997: 5 publications 1998: 1 publication 1999: 1 publication 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 7 publications 2004: 0 publications 2005: 0 publications 2006: 0 publications 2007: 1 publication
1959 2007

438 publications in total across all disciplines

View publications per year as a table
Paul G. Gassman: publications per year, 1959 to 2007
Year Publications
1959 1
1960 3
1961 0
1962 4
1963 3
1964 4
1965 7
1966 8
1967 9
1968 16
1969 16
1970 18
1971 29
1972 31
1973 32
1974 12
1975 11
1976 7
1977 15
1978 11
1979 9
1980 18
1981 12
1982 13
1983 15
1984 18
1985 7
1986 12
1987 11
1988 12
1989 14
1990 5
1991 9
1992 12
1993 5
1994 7
1995 4
1996 3
1997 5
1998 1
1999 1
2000 0
2001 0
2002 0
2003 7
2004 0
2005 0
2006 0
2007 1
Total 438
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Paul G. Gassman publications per year - data summary

  • Paul G. Gassman, a Chemistry scholar from University of Minnesota, has 438 publications recorded across 49 years, from 1959 to 2007.
  • The oldest publication on record dates to 1959 and the most recent to 2007.
  • The most productive year is 1973, with 32 publications.
  • The least productive years with any output are 1959, 1998, 1999 and 2007, with 1 publication each.
  • 7 of the 49 years in the span carry no publications at all (1961, 2000, 2001, 2002 and others).
  • The rate of publication averages 8.9 papers per year over the whole span, or 10.4 per year counting only the 42 years with at least one publication.
  • The last 5 years on the chart (2003-2007) hold 8 publications, 2% of the career total.
  • Split into equal eras - 1959-1975: 204 publications (12.0 per year); 1976-1992: 200 publications (11.8 per year); 1993-2007: 34 publications (2.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is declining.

Paul G. Gassman 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 Paul G. Gassman 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: 438 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
421–440 327 438
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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Paul G. Gassman 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.
  • Paul G. Gassman, a Chemistry scholar from University of Minnesota, records 438 publications - the 84th percentile of the discipline.
  • 84% of ranked Chemistry scientists score the same or lower than Paul G. Gassman, and about 16% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Paul G. Gassman 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).

Paul G. Gassman 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 Paul G. Gassman 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, 54–55 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: 54 D-Index — 31st percentile

31% 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 54
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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Paul G. Gassman 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.
  • Paul G. Gassman, a Chemistry scholar from University of Minnesota, records 54 D-Index - the 31st percentile of the discipline.
  • 31% of ranked Chemistry scientists score the same or lower than Paul G. Gassman, and about 69% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Paul G. Gassman ranks below 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).

Overview

Paul G. Gassman was affiliated with the University of Minnesota in the United States during their academic career. Their professional life was marked by contributions that spanned various areas in scientific research, though specific publication details or recent papers are not listed.

The academic network of Paul G. Gassman did not notably include frequent collaborations, as no frequent co-authors were recorded. Similarly, no recurring venues for publication were identified, which limits insight into the specialized journals or conferences where their work might have appeared.

There is no information available about books published by Paul G. Gassman, and no particular publishers associated with their work were noted.

The main fields and subfields of study related to Paul G. Gassman are not specified, and no topics of research were documented. Due to this absence of detailed field and topic data, an overview of their specific scientific interests or areas of expertise cannot be precisely delineated.

No awards or recognitions were recorded for Paul G. Gassman, and the data does not provide any timeline or description of honors received.

Paul G. Gassman is deceased, and this profile reflects the historical record of their academic contributions based on available data.

Best Publications

  • An explanation for rapid enzyme-catalyzed proton abstraction from carbon acids: importance of late transition states in concerted mechanisms

    John Alan Gerlt;Paul G. Gassman

  • Understanding the rates of certain enzyme-catalyzed reactions: Proton abstraction from carbon acids, acyl transfer reactions, and displacement reactions of phosphodiesters

    John A. Gerlt;Paul G. Gassman

  • Understanding enzyme-catalyzed proton abstraction from carbon acids: Details of stepwise mechanisms for β-elimination reactions

    John A. Gerlt;Paul G. Gassman

  • Electrophilic catalysis can explain the unexpected acidity of carbon acids in enzyme-catalyzed reactions

    John Alan Gerlt;John W. Kozarich;George L. Kenyon;Paul G. Gassman

  • A general procedure for the base-promoted hydrolysis of hindered esters at ambient temperatures

    Paul G. Gassman;William N. Schenk

  • General method for the synthesis of indoles

    Paul G. Gassman;T. J. Van Bergen;David P. Gilbert;Berkeley W. Cue

  • Electron correlation in tetrapyrroles: ab initio calculations on porphyrin and the tautomers of chlorin

    Jan Almlof;Thomas H. Fischer;Paul G. Gassman;Abhik Ghosh

  • Isolation, and partial characterization by XPS, of two distinct catalysts in the Ziegler-Natta polymerization of ethylene

    Paul G. Gassman;Matthew R. Callstrom

  • Evaluation by ESCA of the electronic effect of methyl substitution on the cyclopentadienyl ligand. A study of titanocenes, zirconocenes, hafnocenes, and ferrocenes

    Paul G. Gassman;David W Macomber;James W. Hershberger

  • DISTINCTION BETWEEN AMINIUM CATION RADICAL AND PROTIC ACID CATALYZED DIELS-ALDER REACTIONS

    P. G. Gassman;D. A. Singleton

  • Preparation, electrochemical oxidation, and XPS studies of unsymmetrical ruthenocenes bearing the pentamethylcyclopentadienyl ligand

    Paul G. Gassman;Charles H. Winter

  • Electronic effects of peripheral substituents in porphyrins: x-ray photoelectron spectroscopy and ab initio self-consistent field calculations

    Paul G. Gassman;Abhik Ghosh;Jan Almlof

  • Electron-deficient carbocations

    Paul G. Gassman;Thomas T. Tidwell

  • Base-promoted hydrolysis of amides at ambient temperatures

    Paul G. Gassman;Philip K. G. Hodgson;Robert J. Balchunis

  • Nucleophilic addition of the pentafluoroethyl group to aldehydes, ketones, and esters

    Paul G. Gassman;Neil J. O'Reilly

  • (Trifluoromethyl)cyclopentadienide: A Powerful Electron-Withdrawing Ligand for Transition-Metal Complexes.

    P. G. Gassman;C. H. Winter

  • Cyanohydrins - a general synthesis

    Paul G. Gassman;John J. Talley

  • Substituent Effects in Porphyrazines and Phthalocyanines

    Abhik Ghosh;P. G. Gassman;J. Almlöf

  • Oxindoles. New, general method of synthesis

    Paul G. Gassman;T. J. Van Bergen

  • Acrolein acetals as allyl cation precursors in the ionic Diels-Alder reaction

    Paul G. Gassman;Daniel A. Singleton;James J. Wilwerding;Subhash P. Chavan

Frequent Co-Authors

Daniel A. Singleton
Daniel A. Singleton Texas A&M University
Jerrold Meinwald
Jerrold Meinwald Cornell University
David A. Dixon
David A. Dixon University of Alabama
Takeshi Nakai
Takeshi Nakai Tokyo Institute of Technology
Koichi Shudo
Koichi Shudo University of Tokyo
Jan Almlöf
Jan Almlöf University of Minnesota
Abhik Ghosh
Abhik Ghosh University of Tromsø - The Arctic University of Norway
John A. Gerlt
John A. Gerlt University of Illinois at Urbana-Champaign
Randolph P. Thummel
Randolph P. Thummel University of Houston
Charles H. Winter
Charles H. Winter Wayne State University

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