World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
60
Citations
15147
World Ranking
9597
National Ranking
2699

John A. Schellman 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 John A. Schellman 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: 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 publications 1,295+

This scientist: 101 publications — 2nd percentile

2% of scientists in this discipline score the same or lower.

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

John A. Schellman 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 John A. Schellman 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: 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 D-Index 159+

This scientist: 60 D-Index — 47th percentile

47% 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

  • 1983 - Fellow of American Physical Society (APS) Citation For the application of rigorous physical theory and the development of novel experimental techniques to increase our understanding of the structure and behavior of biological macromolecules, especially proteins and nucleic acids
  • 1982 - Member of the National Academy of Sciences
  • 1969 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1960 - Fellow of Alfred P. Sloan Foundation

Overview

John A. Schellman was affiliated with the University of Oregon in the United States. Throughout their academic career, Schellman contributed significantly to the understanding of biological macromolecules, focusing particularly on the structure and behavior of proteins and nucleic acids.

Their recognition within the scientific community included several fellowships and memberships. Schellman was named a Fellow of the American Physical Society (APS) in 1983, with a citation highlighting the application of rigorous physical theory and the development of novel experimental techniques to study biological macromolecules.

In 1982, Schellman was elected as a Member of the National Academy of Sciences. Earlier in their career, they were awarded fellowships from the John Simon Guggenheim Memorial Foundation in 1969 and the Alfred P. Sloan Foundation in 1960.

The contributions recognized by these awards pointed to an interdisciplinary approach bridging physics and biology, using physical theories and experimental methods to advance knowledge in macromolecular science. Schellman's work was associated with biological macromolecules, particularly proteins and nucleic acids, although specific research topics, papers, and collaborative networks were not documented in the available data.

Best Publications

  • Protein stability curves

    Wayne J. Becktel;John A. Schellman

  • Compact form of DNA induced by spermidine.

    Leonard C. Gosule;John A. Schellman

  • Symmetry rules for optical rotation

    John A. Schellman

  • DNA condensation with polyamines: I. Spectroscopic studies

    Leonard C. Gosule;John A. Schellman

  • The thermodynamic stability of proteins

    John A. Schellman

  • Protein stability in mixed solvents: a balance of contact interaction and excluded volume.

    John A. Schellman

  • Large differences in the helix propensities of alanine and glycine

    Avijit Chakrabartty;John A. Schellman;Robert L. Baldwin

  • The rotatory properties of molecules containing two peptide groups: theory.

    Peter M. Bayley;Eigil B. Nielsen;John A. Schellman

  • Selective binding and solvent denaturation.

    John A. Schellman

  • Circular dichroism and optical rotation

    Unknown

  • Fifty years of solvent denaturation

    John A. Schellman

  • The Factors Affecting the Stability of Hydrogen-bonded Polypeptide Structures in Solution

    John A. Schellman

  • Flexibility of DNA.

    John A. Schellman

  • Helix-coil theories: a comparative study for finite length polypeptides

    Hong Qian;John A. Schellman

  • Electrical double layer, zeta potential, and electrophoretic charge of double-stranded DNA

    John A. Schellman;Dirk Stigter

  • A simple model for solvation in mixed solvents. Applications to the stabilization and destabilization of macromolecular structures.

    John A. Schellman

  • Optical activity of polypeptides and proteins.

    Vincent Madison;John Schellman

  • Temperature, stability, and the hydrophobic interaction

    J.A. Schellman

  • X-ray diffraction studies on cation-collapsed DNA

    John A. Schellman;Nambi Parthasarathy

  • The absorption spectra of simple amides and peptides.

    Eigil B. Nielsen;John A. Schellman

  • Low-temperature unfolding of a mutant of phage T4 lysozyme. 2. Kinetic investigations.

    Bao Lu Chen;Walter A. Baase;John A. Schellman

  • Macromolecular binding

    Unknown

Frequent Co-Authors

Christian B. Anfinsen
Christian B. Anfinsen National Institutes of Health
George N. Somero
George N. Somero Stanford University
Stephen C. Harvey
Stephen C. Harvey University of Pennsylvania
Rainer Jaenicke
Rainer Jaenicke University of Regensburg
Howard K. Schachman
Howard K. Schachman University of California, Berkeley
Avijit Chakrabartty
Avijit Chakrabartty University of Toronto
Peter H. von Hippel
Peter H. von Hippel University of Oregon
Robert L. Baldwin
Robert L. Baldwin Stanford University
William F. Harrington
William F. Harrington Johns Hopkins University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students interested in Chemistry, exploring related online degrees can open diverse career pathways beyond traditional lab roles. For example, those inclined towards legal aspects of science and technology might consider pursuing criminal justice associate programs online. This foundation can lead to specialized roles in forensic science or legal consulting.

Another valuable option is obtaining degrees for paralegals. With a Chemistry background, graduates can support intellectual property cases or regulatory compliance within pharmaceutical companies.

The pharmaceutical sector also offers lucrative opportunities. Chemistry graduates might explore becoming a pharmaceutical sales representative. Insights into drug rep salary and career paths reveal promising earnings and growth potential in this field.

Finally, those committed to clinical and patient care can aim to become pharmacists, a career underscored by substantial educational investment but rewarding in both impact and compensation. Detailed information on pharmacist salary highlights the financial benefits associated with this profession.

Best Scientists Citing John A. Schellman

Recently Published Articles