World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
70
Citations
20002
World Ranking
5788
National Ranking
1779

Klaus Ruedenberg 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 Klaus Ruedenberg 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: 207 publications — 35th percentile

35% of scientists in this discipline score the same or lower.

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

Klaus Ruedenberg 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 Klaus Ruedenberg 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: 70 D-Index — 68th percentile

68% 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

  • 1980 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1966 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1962 - Fellow of American Physical Society (APS)

Overview

Klaus Ruedenberg is affiliated with Iowa State University in the United States and has contributed extensively to the fields of chemistry and physics, particularly focusing on atomic and molecular physics, organic chemistry, and physical and theoretical chemistry. Their research spans advanced chemical physics studies, catalysis and oxidation reactions, molecular junctions and nanostructures, as well as chemical thermodynamics and molecular structure.

The scientist's publication record includes notable papers such as:

  • Recent developments in the general atomic and molecular electronic structure system, 2020, The Journal of Chemical Physics
  • The General Atomic and Molecular Electronic Structure System (GAMESS): Novel Methods on Novel Architectures, 2023, Journal of Chemical Theory and Computation
  • Why is Si2H2 Not Linear? An Intrinsic Quasi-Atomic Bonding Analysis, 2020, Journal of the American Chemical Society
  • Multiple Bonding in Rhodium Monoboride. Quasi-atomic Analyses of the Ground and Low-Lying Excited States, 2021, The Journal of Physical Chemistry A
  • Atoms and bonds in molecules as synergisms of interactions between electrons and nuclei, 2022, The Journal of Chemical Physics

Frequent co-authors in their research include Mark S. Gordon, Emilie B. Guidez, Giuseppe M. J. Barca, Colleen Bertoni, and Laura Carrington.

Key publication venues for their work are:

  • The Journal of Chemical Physics
  • Journal of the American Chemical Society
  • Journal of Chemical Theory and Computation
  • The Journal of Physical Chemistry A
  • Resonance

Klaus Ruedenberg's research topics cover:

  • Advanced Chemical Physics Studies
  • Catalysis and Oxidation Reactions
  • Molecular Junctions and Nanostructures
  • Chemical Thermodynamics and Molecular Structure
  • Crystallography and molecular interactions
  • Synthesis and characterization of novel inorganic/organometallic compounds
  • Organoboron and organosilicon chemistry

The scientist has been recognized by professional organizations, holding fellowships including Fellow of the American Association for the Advancement of Science (AAAS) awarded in 1980, Fellow of the John Simon Guggenheim Memorial Foundation in 1966, and Fellow of the American Physical Society (APS) in 1962.

Best Publications

  • Localized Atomic and Molecular Orbitals

    Clyde Edmiston;Klaus Ruedenberg

  • Recent developments in the general atomic and molecular electronic structure system.

    Giuseppe M.J. Barca;Colleen Bertoni;Laura Carrington;Dipayan Datta

  • The Physical Nature of the Chemical Bond

    Klaus Ruedenberg

  • Are atoms intrinsic to molecular electronic wavefunctions? I. The FORS model

    Klaus Ruedenberg;Michael W. Schmidt;Mary M. Gilbert;S.T. Elbert

  • Effective convergence to complete orbital bases and to the atomic Hartree–Fock limit through systematic sequences of Gaussian primitives

    M. W. Schmidt;K. Ruedenberg

  • Potential energy surfaces near intersections

    Gregory J. Atchity;Sotirios S. Xantheas;Klaus Ruedenberg

  • Free‐Electron Network Model for Conjugated Systems. I. Theory

    Klaus Ruedenberg;Charles W. Scherr

  • Localized Atomic and Molecular Orbitals. II

    Clyde Edmiston;Klaus Ruedenberg

  • MCSCF optimization through combined use of natural orbitals and the brillouin–levy–berthier theorem

    K. Ruedenberg;L. M. Cheung;S. T. Elbert

  • Bifurcations and transition states

    Petros Valtazanos;Klaus Ruedenberg

  • Paradoxical Role of the Kinetic‐Energy Operator in the Formation of the Covalent Bond

    M. J. Feinberg;Klaus Ruedenberg

  • Identification of deadwood in configuration spaces through general direct configuration interaction

    Joseph Ivanic;Klaus Ruedenberg

  • Molecule intrinsic minimal basis sets. I. Exact resolution of ab initio optimized molecular orbitals in terms of deformed atomic minimal-basis orbitals.

    W. C. Lu;C. Z. Wang;M. W. Schmidt;L. Bytautas

  • Systematic approach to extended even-tempered orbital bases for atomic and molecular calculations

    David F. Feller;Klaus Ruedenberg

  • Are atoms intrinsic to molecular electronic wavefunctions? III. Analysis of FORS configurations

    Klaus Ruedenberg;Michael W. Schmidt;Mary M. Gilbert;S.T. Elbert

  • Rapid and stable determination of rotation matrices between spherical harmonics by direct recursion

    Cheol Ho Choi;Joseph Ivanic;Mark S. Gordon;Klaus Ruedenberg

  • Are atoms sic to molecular electronic wavefunctions? II. Analysis of fors orbitals

    Klaus Ruedenberg;Michael W. Schmidt;Mary M. Gilbert

  • Determination of diabatic states through enforcement of configurational uniformity

    Gregory J. Atchity;Klaus Ruedenberg

  • Study of Two‐Center Integrals Useful in Calculations on Molecular Structure. III. A Unified Treatment of the Hybrid, Coulomb, and One‐Electron Integrals

    Klaus Ruedenberg;C. C. J. Roothaan;Walter Jaunzemis

  • Rotation and Translation of Regular and Irregular Solid Spherical Harmonics

    E.O. Steinborn;E.O. Steinborn;K. Ruedenberg;K. Ruedenberg

  • Electronic Interaction in the Free‐Electron Network Model for Conjugated Systems. II. Spectra of Aromatic Hydrocarbons

    Norman S. Ham;Klaus Ruedenberg

Frequent Co-Authors

Mark S. Gordon
Mark S. Gordon Iowa State University
Sotiris S. Xantheas
Sotiris S. Xantheas Pacific Northwest National Laboratory
Lyudmila V. Slipchenko
Lyudmila V. Slipchenko Purdue University West Lafayette
Gustavo E. Scuseria
Gustavo E. Scuseria Rice University
Paul L. A. Popelier
Paul L. A. Popelier University of Manchester
David L. Cooper
David L. Cooper University of Liverpool
Henry F. Schaefer
Henry F. Schaefer University of Georgia
Vassiliki Alexandra Glezakou
Vassiliki Alexandra Glezakou Oak Ridge National Laboratory
Piotr Piecuch
Piotr Piecuch Michigan State University
Angela K. Wilson
Angela K. Wilson Michigan State 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

Pursuing a degree in Chemistry in the USA opens doors to diverse career paths, especially when combined with fields like forensic science and criminal justice. Many students explore interdisciplinary possibilities by enrolling in specialized programs such as an online forensic psychology masters to deepen their understanding of criminal behavior and scientific analysis.

Careers in forensic science are particularly popular among Chemistry graduates, as the core skills complement each other. For those interested, the overview on forensic science careers provides valuable insights into job roles and industry trends, highlighting opportunities that combine scientific expertise with investigative work.

Understanding the financial commitment is crucial before choosing a program. Resources explaining how much does a criminal justice degree cost offer guidance on tuition, fees, and potential financial aid options for students pursuing related fields.

For those starting their journey, an online associates in criminal justice can be a strategic stepping-stone. This degree helps build a solid foundation in the justice system, opening pathways to advanced studies or entry-level positions that benefit from a strong chemistry background.

Best Scientists Citing Klaus Ruedenberg

Trending Scientists

Recently Published Articles