World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 97 1428 550 402 73993
Biology and Biochemistry 97 1709 952 421 74677

Nathan O. Kaplan publications per year

The chart shows the history of publications by Nathan O. Kaplan between 1950 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Nathan O. Kaplan published across 77 years, from 1950 to 2026, averaging 6.1 papers a year. Output peaked at 36 publications in 2023. 7 of the 468 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1950 to 2026. Vertical axis: number of publications, 0 to 36. Peak 36 publications in 2023. 1950: 1 publication 1951: 5 publications 1952: 6 publications 1953: 10 publications 1954: 13 publications 1955: 14 publications 1956: 13 publications 1957: 24 publications 1958: 13 publications 1959: 11 publications 1960: 7 publications 1961: 10 publications 1962: 12 publications 1963: 15 publications 1964: 15 publications 1965: 14 publications 1966: 8 publications 1967: 19 publications 1968: 14 publications 1969: 10 publications 1970: 15 publications 1971: 7 publications 1972: 8 publications 1973: 10 publications 1974: 13 publications 1975: 12 publications 1976: 15 publications 1977: 10 publications 1978: 10 publications 1979: 11 publications 1980: 14 publications 1981: 11 publications 1982: 8 publications 1983: 6 publications 1984: 4 publications 1985: 5 publications 1986: 1 publication 1987: 2 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 0 publications 2000: 1 publication 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 1 publication 2005: 1 publication 2006: 6 publications 2007: 0 publications 2008: 0 publications 2009: 0 publications 2010: 0 publications 2011: 0 publications 2012: 0 publications 2013: 1 publication 2014: 2 publications 2015: 1 publication 2016: 3 publications 2017: 0 publications 2018: 0 publications 2019: 0 publications 2020: 0 publications 2021: 0 publications 2022: 6 publications 2023: 36 publications 2024: 7 publications 2025: 6 publications 2026: 1 publication
1950 2026

468 publications in total across all disciplines

View publications per year as a table
Nathan O. Kaplan: publications per year, 1950 to 2026
Year Publications
1950 1
1951 5
1952 6
1953 10
1954 13
1955 14
1956 13
1957 24
1958 13
1959 11
1960 7
1961 10
1962 12
1963 15
1964 15
1965 14
1966 8
1967 19
1968 14
1969 10
1970 15
1971 7
1972 8
1973 10
1974 13
1975 12
1976 15
1977 10
1978 10
1979 11
1980 14
1981 11
1982 8
1983 6
1984 4
1985 5
1986 1
1987 2
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 0
1995 0
1996 0
1997 0
1998 0
1999 0
2000 1
2001 0
2002 0
2003 0
2004 1
2005 1
2006 6
2007 0
2008 0
2009 0
2010 0
2011 0
2012 0
2013 1
2014 2
2015 1
2016 3
2017 0
2018 0
2019 0
2020 0
2021 0
2022 6
2023 36
2024 7
2025 6
2026 1
Total 468
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Nathan O. Kaplan 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 Nathan O. Kaplan 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, 401–420 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: 402 publications — 80th percentile

80% 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
401–420 397 402
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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Nathan O. Kaplan 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 Nathan O. Kaplan 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, 96–97 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: 97 D-Index — 92nd percentile

92% 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 97
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

Nathan O. Kaplan was affiliated with Harvard University in the United States and made contributions primarily in the fields of Mathematics and Computer Science. Their research spanned various subfields including Algebra and Number Theory, Geometry and Topology, Computational Theory and Mathematics, Discrete Mathematics and Combinatorics, as well as Artificial Intelligence.

Their work addressed a range of topics such as Coding Theory and Cryptography, Algebraic Geometry and Number Theory, Commutative Algebra and Its Applications, Finite Group Theory Research, Cryptography and Residue Arithmetic, Rings, Modules, and Algebras, and Random Matrices and Applications.

Nathan O. Kaplan authored multiple papers, notable among these were:

  • Generalizations of results of Friedman and Washington on cokernels of random p-adic matrices (2022), published in Journal of Algebra
  • Numerical semigroups, polyhedra, and posets I: the group cone (2021), published in Combinatorial Theory
  • Counting Plane Cubic Curves over Finite Fields with a Prescribed Number of Rational Intersection Points (2020), published in arXiv (Cornell University)
  • Counting plane cubic curves over finite fields with a prescribed number of rational intersection points (2021), published in European Journal of Mathematics
  • The probability of non-isomorphic group structures of isogenous elliptic curves in finite field extensions, I (2023), published in Research in Number Theory

They frequently published in several venues, including:

  • arXiv (Cornell University)
  • Journal of Algebra
  • European Journal of Mathematics
  • Combinatorial Theory
  • Oncogene

In collaboration, their common coauthors comprised John Cullinan, Deepesh Singhal, Gilyoung Cheong, Vlad Matei, and Christopher O'Neill.

Best Publications

  • Methods in Enzymology , Vol

    S P Colowick;M D Joshi;Jagannathan;N O Kaplan

  • Nature and Development of Lactic Dehydrogenases: The two major types of this enzyme form molecular hybrids which change in makeup during development.

    R. D. Cahn;E. Zwilling;N. O. Kaplan;L. Levine

  • Lactic Dehydrogenases: Functions of the Two Types

    David M. Dawson;Theodore L. Goodfriend;Nathan O. Kaplan

  • The Comparative Enzymology of Lactic Dehydrogenases I. PROPERTIES OF THE CRYSTALLINE BEEF AND CHICKEN ENZYMES

    Amadeo Pesce;Robert H. McKay;Francis Stolzenbach;Robert D. Cahn

  • The reaction of pyridine nucleotide with cyanide and its analytical use.

    Sidney P. Colowick;Nathan O. Kaplan;Margaret M. Ciotti

  • Lactic Dehydrogenase in Human Neoplastic Tissues

    Robert D. Goldman;Nathan O. Kaplan;Thomas C. Hall

  • The assay and distribution of coenzyme A.

    Nathan O. Kaplan;Fritz Lipmann

  • The Comparative Enzymology of Creatine Kinases I. ISOLATION AND CHARACTERIZATION FROM CHICKEN AND RABBIT TISSUES

    Hans M. Eppenberger;David M. Dawson;Nathan O. Kaplan

  • The comparative enzymology of lactic dehydrogenases. 3. Properties of the H4 and M4 enzymes from a number of vertebrates.

    Amadeo Pesce;Thomas P. Fondy;Francis Stolzenbach;Fred Castillo

  • Structure-function relationships in lactate dehydrogenase.

    Margaret J. Adams;Manfred Buehner;K. Chandrasekhar;Geoffrey C. Ford

  • Inhibition of spleen diphosphopyridine nucleotidase by nicotinamide, an exchange reaction.

    Leonard J. Zatman;Nathan O. Kaplan;Sidney P. Colowick

  • Molecular Heterogeneity and Evolution of Enzymes

    Nathan O. Kaplan;Margaret M. Ciotti;Robert E. Bieber;Milton Hamolsky;Milton Hamolsky

  • Reaction of pyridine nucleotide analogues with dehydrogenases.

    Nathan O. Kaplan;Margaret M. Ciotti;Francis E. Stolzenbach

  • Hydrogen evolution by a chloroplast-ferredoxin-hydrogenase system.

    John R. Benemann;Jeffrey A. Berenson;Nathan O. Kaplan;Martin D. Kamen

  • Lactate dehydrogenases: structure and function.

    Johannes Everse;Nathan O. Kaplan

  • Pyridine nucleotide transhydrogenase. III. Animal tissue transhydrogenases.

    Nathan O. Kaplan;Sidney P. Colowick;Elizabeth F. Neufeld

  • THE COMPARATIVE ENZYMOLOGY OF TRIOSEPHOSPHATE DEHYDROGENASE.

    William S. Allison;Nathan O. Kaplan

  • CHEMISTRY AND PROPERTIES OF THE 3-ACETYLPYRIDINE ANALOGUE OF DIPHOSPHOPYRIDINE NUCLEOTIDE

    M M Ciotti;N O Kaplan

  • Creatine kinase: evidence for a dimeric structure.

    David M. Dawson;Hans M. Eppenberger;N.O. Kaplan

  • PYRIDINE NUCLEOTIDE SYNTHESIS IN THE MOUSE

    Nathan O. Kaplan;Nathan O. Kaplan;Abraham Goldin;Abraham Goldin;Stewart R. Humphreys;Stewart R. Humphreys;Margaret M. Ciotti;Margaret M. Ciotti

Frequent Co-Authors

Sidney P. Colowick
Sidney P. Colowick Vanderbilt University
Matthew Meyerson
Matthew Meyerson Harvard University
Martin D. Kamen
Martin D. Kamen University of California, San Diego
Fritz Lipmann
Fritz Lipmann Harvard University
Jack E. Dixon
Jack E. Dixon University of California, San Diego
Marcin Imielinski
Marcin Imielinski Cornell University
David M. Greenberg
David M. Greenberg University of California, Berkeley
Susan S. Taylor
Susan S. Taylor University of California, San Diego
J. Craig Venter
J. Craig Venter J. Craig Venter Institute
Paul M. Wassarman
Paul M. Wassarman Icahn School of Medicine at Mount Sinai

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