World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
67
Citations
16104
World Ranking
6894
National Ranking
2059

Biology and Biochemistry

D-Index
68
Citations
16070
World Ranking
7811
National Ranking
3553

Howard K. Schachman 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 Howard K. Schachman sits on this spectrum.

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: 644 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: 253 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 publications 1,295+

This scientist: 215 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Howard K. Schachman 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 Howard K. Schachman sits on this spectrum.

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: 776 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 647 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 D-Index 159+

This scientist: 67 D-Index — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Research.com Recognitions

  • 1968 - Member of the National Academy of Sciences
  • 1966 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1956 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

Howard K. Schachman was affiliated with the University of California, Berkeley in the United States. Their academic career included recognition through several awards signaling contributions to science and academia. These honors included becoming a Fellow of the John Simon Guggenheim Memorial Foundation in 1956, designation as a Fellow of the American Association for the Advancement of Science (AAAS) in 1966, and election as a Member of the National Academy of Sciences in 1968.

Their scholarly work is characterized by contributions in various fields and topics, though specific details regarding areas of study, main topics, coauthors, and publication venues are not documented here. Likewise, there are no recent papers or book publications recorded to provide insight into their specific research outputs or collaborations.

Howard K. Schachman's career trajectory and award timeline reflect engagement with scientific research and recognition within major United States scientific institutions. The available professional and academic data does not contain information on published research papers, frequent co-authors, or specific scientific subfields, but it establishes standing through prestigious fellowships and academy membership that generally denote significant contributions to the field during their active years.

Best Publications

  • Ultracentrifugation in biochemistry

    Howard K Schachman

  • Distinct Subunits for the Regulation and Catalytic Activity of Aspartate Transcarbamylase

    John C. Gerhart;Howard K. Schachman

  • [2] Ultracentrifugation, diffusion, and viscometry

    Unknown

  • Enzymatic synthesis of deoxyribonucleic acid. VII. Synthesis of a polymer of deoxyadenylate and deoxythymidylate

    H. K. Schachman;H. K. Schachman;H. K. Schachman;Julius Adler;Julius Adler;Julius Adler;Charles M. Radding;Charles M. Radding;Charles M. Radding;I. R. Lehman;I. R. Lehman;I. R. Lehman

  • Ultracentrifuge studies with absorption optics. IV. Molecular weight determinations at the microgram level.

    H. K. Schachman;S. J. Edelstein

  • Ultracentrifuge Studies with Rayleigh Interference Optics.I. General Application

    E Glen Richards;Howard K. Schachman

  • Allosteric Interactions in Aspartate Transcarbamylase. II. Evidence for Different Conformational States of the Protein in the Presence and Absence of Specific Ligands

    John C. Gerhart;Howard K. Schachman

  • The Simultaneous Determination of Partial Specific Volumes and Molecular Weights with Microgram Quantities

    S.J. Edelstein;H.K. Schachman

  • Studies on the macro-molecular organization of microbial cells.

    Howard K. Schachman;Arthur B. Pardee;Roger Y. Stanier

  • STUDIES ON BODY COMPOSITION IV. USE OF RADIOACTIVE HYDROGEN FOR MEASUREMENT IN VIVO OF TOTAL BODY WATER

    Nello Pace;Leo Kline;Howard K. Schachman;Morton Harfenist

  • Allosteric interactions in aspartate transcarbamylase. I. Binding of specific ligands to the native enzyme and its isolated subunits.

    Jean P. Changeux;John C. Gerhart;Howard K. Schachman

  • The isolation and characterization of a macromolecular ribonucleoprotein from yeast

    Fu-Chuan Chao;H.K. Schachman

  • The dissociation and reconstitution of aldolase.

    E. Stellwagen;H. K. Schachman

  • Ultracentrifuge studies with Rayleigh interference optics. II. Low-speed sedimentation equilibrium of homogeneous systems.

    Richards Eg;Teller Dc;Schachman Hk

  • Ultracentrifugal analysis of dilute solutions.

    V.N. Schumaker;H.K. Schachman

  • Studies on the validity of the Einstein viscosity law and Stokes' law of sedimentation

    P. Y. Cheng;H. K. Schachman

  • ULTRACENTRIFUGE STUDIES WITH RAYLEIGH INTERFERENCE OPTICS. III. COMPUTATIONAL METHODS APPLIED TO HIGH-SPEED SEDIMENTATION EQUILIBRIUM EXPERIMENTS*

    D. C. Teller;T. A. Horbett;E. G. Richards;H. K. Schachman

  • Complexes of silver ion with natural and synthetic polynucleotides

    M. Daune;C. A. Dekker;H. K. Schachman

  • Random circular permutation of genes and expressed polypeptide chains: application of the method to the catalytic chains of aspartate transcarbamoylase

    Roney Graf;H. K. Schachman

  • Allosteric regulation of aspartate transcarbamoylase. Analysis of the structural and functional behavior in terms of a two-state model.

    G. J. Howlett;Michael N. Blackburn;John G. Compton;H. K. Schachman

  • Allosteric regulation of aspartate transcarbamoylase. Changes in the sedimentation coefficient promoted by the bisubstrate analogue N-(phosphonacetyl)-L-aspartate.

    G. J. Howlett;H. K. Schachman

Frequent Co-Authors

I. R. Gibbons
I. R. Gibbons University of California, Berkeley
Marc W. Kirschner
Marc W. Kirschner Harvard University
Susan R. Wente
Susan R. Wente Wake Forest University
David C. Teller
David C. Teller University of Washington
Peter H. von Hippel
Peter H. von Hippel University of Oregon
Tom Alber
Tom Alber University of California, Berkeley
Ellen A. Robey
Ellen A. Robey University of California, Berkeley
I. R. Lehman
I. R. Lehman Stanford University
Julius Adler
Julius Adler University of Wisconsin–Madison
Arthur Kornberg
Arthur Kornberg Stanford University

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Best Scientists Citing Howard K. Schachman