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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 61 9170 2589 185 14755

Heinz Fraenkel-Conrat publications per year

The chart shows the history of publications by Heinz Fraenkel-Conrat between 1950 and 2015, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Heinz Fraenkel-Conrat published across 66 years, from 1950 to 2015, averaging 3 papers a year. Output peaked at 8 publications in 1959. 1 of the 199 publications appeared in the last two years.

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

199 publications in total across all disciplines

View publications per year as a table
Heinz Fraenkel-Conrat: publications per year, 1950 to 2015
Year Publications
1950 4
1951 3
1952 7
1953 1
1954 6
1955 6
1956 7
1957 4
1958 1
1959 8
1960 3
1961 4
1962 4
1963 4
1964 6
1965 5
1966 5
1967 7
1968 5
1969 6
1970 4
1971 7
1972 6
1973 2
1974 8
1975 7
1976 5
1977 8
1978 6
1979 8
1980 4
1981 4
1982 5
1983 3
1984 1
1985 6
1986 5
1987 0
1988 3
1989 0
1990 1
1991 0
1992 2
1993 1
1994 3
1995 0
1996 1
1997 0
1998 1
1999 1
2000 0
2001 0
2002 0
2003 0
2004 0
2005 0
2006 0
2007 0
2008 0
2009 0
2010 0
2011 0
2012 0
2013 0
2014 0
2015 1
Total 199
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Heinz Fraenkel-Conrat publications per year - data summary

  • Heinz Fraenkel-Conrat, a Chemistry scholar from University of California, Berkeley, has 199 publications recorded across 66 years, from 1950 to 2015.
  • The oldest publication on record dates to 1950 and the most recent to 2015.
  • The most productive years are 1959, 1974, 1977 and 1979, with 8 publications each.
  • The least productive years with any output are 1953, 1958, 1984, 1990 and others, with 1 publication each.
  • 20 of the 66 years in the span carry no publications at all (1987, 1989, 1991, 1995 and others).
  • The rate of publication averages 3.0 papers per year over the whole span, or 4.3 per year counting only the 46 years with at least one publication.
  • The last 5 years on the chart (2011-2015) hold 1 publication, <1% of the career total.
  • Split into equal eras - 1950-1971: 107 publications (4.9 per year); 1972-1993: 85 publications (3.9 per year); 1994-2015: 7 publications (0.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is declining.

Heinz Fraenkel-Conrat 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 Heinz Fraenkel-Conrat 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, 181–200 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: 185 publications — 27th percentile

27% 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 1,344 185
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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Heinz Fraenkel-Conrat 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.
  • Heinz Fraenkel-Conrat, a Chemistry scholar from University of California, Berkeley, records 185 publications - the 27th percentile of the discipline.
  • 27% of ranked Chemistry scientists score the same or lower than Heinz Fraenkel-Conrat, and about 73% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Heinz Fraenkel-Conrat ranks below 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).

Heinz Fraenkel-Conrat 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 Heinz Fraenkel-Conrat 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, 60–61 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: 61 D-Index — 49th percentile

49% 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 61
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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Heinz Fraenkel-Conrat 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.
  • Heinz Fraenkel-Conrat, a Chemistry scholar from University of California, Berkeley, records 61 D-Index - the 49th percentile of the discipline.
  • 49% of ranked Chemistry scientists score the same or lower than Heinz Fraenkel-Conrat, and about 51% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Heinz Fraenkel-Conrat 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).

Research.com Recognitions

  • 1980 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1974 - Member of the National Academy of Sciences
  • 1967 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1963 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1958 - Albert Lasker Award for Basic Medical Research, Lasker Foundation

Overview

Heinz Fraenkel-Conrat was affiliated with the University of California, Berkeley in the United States. The scientist's work history involved contributions to academic research in their field, as indicated by the honors and recognitions received throughout their career.

They were the recipient of several awards, including:

  • Fellow of the American Association for the Advancement of Science (AAAS), 1980
  • Member of the National Academy of Sciences, 1974
  • Fellow of John Simon Guggenheim Memorial Foundation, 1967
  • Fellow of John Simon Guggenheim Memorial Foundation, 1963
  • Albert Lasker Award for Basic Medical Research, Lasker Foundation, 1958

The available data does not provide details about specific publications, coauthors, or research topics associated with Fraenkel-Conrat. However, the multiple fellowships and memberships reflect recognition within the scientific community during their active years. Their association with prominent academic and research institutions signals involvement in significant scientific endeavors at the time.

Due to its absence from the source data, no information is available regarding the specific fields or subfields of study, main topics of research, or publication venues the scientist contributed to.

Best Publications

  • Purification of viral RNA by means of bentonite.

    H. Fraenkel-Conrat;B. Singer;A. Tsugita

  • RECONSTITUTION OF ACTIVE TOBACCO MOSAIC VIRUS FROM ITS INACTIVE PROTEIN AND NUCLEIC ACID COMPONENTS.

    H. Fraenkel-Conrat;Robley C. Williams

  • Degradation of tobacco mosaic virus with acetic acid.

    H. Fraenkel-Conrat

  • Recent Developments in Techniques for Terminal and Sequence Studies in Peptides and Proteins

    Unknown

  • The reaction of formaldehyde with proteins; cross-linking between amino and primary amide or guanidyl groups.

    Heinz Fraenkel-Conrat;Harold S. Olcott

  • Reaction of formaldehyde with proteins; cross-linking of amino groups with phenol, imidazole, or indole groups.

    Heinz. Fraenkel-Conrat;Harold S. Olcott

  • Esterification of proteins with alcohols of low molecular weight.

    Heinz Fraenkel-Conrat;Harold S. Olcott

  • [11] Methods for investigating the essential groups for enzyme activity

    Unknown

  • Specific group reagents for proteins.

    Harold S. Olcott;Heinz. Fraenkel-Conrat

  • Postsynaptic Effects of Crotoxin and of Its Isolated Subunits

    Cassian Bon;Jean-Pierre Changeux;Tzzy-Wen Jeng;Heinz Fraenkel-Conrat

  • Reaction of nucleic acid with formaldehyde

    Fraenkel-Conrat H

  • The Reaction of Formaldehyde with Proteins

    Heinz Fraenkel-Conrat;Mitzi Cooper;Harold S. Olcott

  • THE RÔLE OF SPECIFICITY IN THE ENZYMATIC SYNTHESIS OF PROTEINS: SYNTHESES WITH INTRACELLULAR ENZYMES

    Max Bergmann;Heinz Fraenkel-Conrat

  • THE COMPLETE AMINO ACID SEQUENCE OF THE PROTEIN OF TOBACCO MOSAIC VIRUS.

    A. Tsugita;D. T. Gish;J. Young;H. Fraenkel-Conrat

  • Essential groups for the interaction of ovomucoid, egg white trypsin inhibitor, and trypsin, and for tryptic activity.

    Heinz. Fraenkel-Conrat;Ross S. Bean;Hans. Lineweaver

  • Amino acid composition of egg proteins.

    J.C. Lewis;N.S. Snell;D.J. Hirschmann;Heinz. Fraenkel-Conrat

  • Infectivity of viral nucleic acid.

    H. Fraenkel-Conrat;B. Singer;R.C. Williams

  • Determination of C-Terminal Amino Acids and Peptides by Hydrazinolysis<sup>1</sup>

    Unknown

  • All four known cyclic adducts formed in DNA by the vinyl chloride metabolite chloroacetaldehyde are released by a human DNA glycosylase.

    M K Dosanjh;A Chenna;E Kim;H Fraenkel-Conrat

  • THE USE OF DYES FOR THE DETERMINATION OF ACID AND BASIC GROUPS IN PROTEINS

    Heinz Fraenkel-Conrat;Mitzi Cooper

  • The reaction of formaldehyde with proteins; participation of indole groups; gramicidin.

    Heinz Fraenkel-Conrat;Beatrice A. Brandon;Harold S. Olcott

  • Virus reconstitution. II. Combination of protein and nucleic acid from different strains.

    H Fraenkel-Conrat;B Singer

  • Reconstitution of tobacco mosaic virus. III. Improved methods and the use of mixed nucleic acids.

    H. Fraenkel-Conrat;B. Singer

Frequent Co-Authors

Brett C. Singer
Brett C. Singer Lawrence Berkeley National Laboratory
Choh Hao Li
Choh Hao Li University of California, San Francisco
Nils Andreas Sörensen
Nils Andreas Sörensen Norwegian University of Science and Technology
David M. Greenberg
David M. Greenberg University of California, Berkeley
Cassian Bon
Cassian Bon Institut Pasteur
Peter H. Duesberg
Peter H. Duesberg University of California, Berkeley
Howard K. Schachman
Howard K. Schachman University of California, Berkeley
Seymour S. Cohen
Seymour S. Cohen Stony Brook University
Jean-Pierre Changeux
Jean-Pierre Changeux Institut Pasteur

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