World's Best Scientists 2026 revealed!
Krishnan Raghavachari

Krishnan Raghavachari

D-Index & Metrics

Chemistry

D-Index
105
Citations
73197
World Ranking
978
National Ranking
389

Krishnan Raghavachari 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 Krishnan Raghavachari 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: 443 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

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

Krishnan Raghavachari 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 Krishnan Raghavachari 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: 105 D-Index — 95th percentile

95% 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

  • 2019 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 2001 - Fellow of American Physical Society (APS) Citation For outstanding contributions to the development of accurate electronic structure theories and for innovative investigations of the structures, spectroscopy, and reactivity of clusters and surfaces

Overview

Krishnan Raghavachari is affiliated with Indiana University in the United States and has an extensive publication record focusing primarily on chemistry and materials science. Their research contributions span 56 publications in chemistry and 54 in materials science, reflecting significant engagement with these fields.

Their work covers several subfields, notably materials chemistry, molecular biology, organic chemistry, spectroscopy, and atomic and molecular physics, including optics. This range indicates a multidisciplinary approach within the chemical sciences, highlighting intersections with biological and physical methods.

Key topics addressed in their research include computational drug discovery methods, machine learning applications in materials science, protein structure and dynamics, crystallization and solubility studies, x-ray diffraction techniques in crystallography, molecular sensors and ion detection, and advanced studies in chemical physics.

Frequent publication venues for their work include the Journal of Chemical Theory and Computation and The Journal of Physical Chemistry A, each with 11 papers, as well as The Cambridge Structural Database with 10 publications. Other venues include Physical Chemistry Chemical Physics and Zenodo (CERN European Organization for Nuclear Research).

Notable recent papers by Krishnan Raghavachari are:

  • "Plug-and-Play Optical Materials from Fluorescent Dyes and Macrocycles," 2020, Chem
  • "In-vitro and In-vivo Photocatalytic Cancer Therapy with Biocompatible Iridium(III) Photocatalysts," 2021, Angewandte Chemie International Edition
  • "Single-Cell Quantification of a Highly Biocompatible Dinuclear Iridium(III) Complex for Photocatalytic Cancer Therapy," 2022, Angewandte Chemie International Edition
  • "Photosensitized [2+2]-Cycloadditions of Alkenylboronates and Alkenes," 2022, Angewandte Chemie International Edition
  • "Applications of isodesmic-type reactions for computational thermochemistry," 2020, Wiley Interdisciplinary Reviews Computational Molecular Science

Collaboration has been a significant aspect of their research, with frequent co-authors including Amar H. Flood, Tumpa Sadhukhan, Bishnu Thapa, Sruthy K. Chandy, and Maren Pink.

Krishnan Raghavachari's contributions have been recognized through distinctions such as Fellow of the American Association for the Advancement of Science in 2019 and Fellow of the American Physical Society in 2001. Their APS fellowship citation specifically credits their work on developing accurate electronic structure theories and investigating the structures, spectroscopy, and reactivity of clusters and surfaces.

Best Publications

  • A fifth-order perturbation comparison of electron correlation theories

    Krishnan Raghavachari;Gary W. Trucks;John A. Pople;Martin Head-Gordon

  • Quadratic configuration interaction. A general technique for determining electron correlation energies

    John A. Pople;Martin Head‐Gordon;Krishnan Raghavachari

  • Gaussian-2 theory for molecular energies of first- and second-row compounds

    Larry A. Curtiss;Krishnan Raghavachari;Gary W. Trucks;John A. Pople

  • Gaussian-3 (G3) theory for molecules containing first and second-row atoms

    Larry A. Curtiss;Krishnan Raghavachari;Paul C. Redfern;Vitaly Rassolov

  • Assessment of Gaussian-2 and density functional theories for the computation of enthalpies of formation

    Larry A. Curtiss;Krishnan Raghavachari;Paul C. Redfern;John A. Pople

  • Gaussian-4 theory

    Larry A. Curtiss;Paul C. Redfern;Krishnan Raghavachari

  • GAUSSIAN-3 THEORY USING DENSITY FUNCTIONAL GEOMETRIES AND ZERO-POINT ENERGIES

    Anwar G. Baboul;Larry A. Curtiss;Paul C. Redfern;Krishnan Raghavachari

  • Gaussian‐1 theory: A general procedure for prediction of molecular energies

    John A. Pople;Martin Head‐Gordon;Douglas J. Fox;Krishnan Raghavachari

  • Ideal hydrogen termination of the Si (111) surface

    G. S. Higashi;Y. J. Chabal;G. W. Trucks;Krishnan Raghavachari

  • Gaussian-2 theory using reduced Moller--Plesset orders

    Larry A. Curtiss;Krishnan Raghavachari;John A. Pople

  • Gaussian-3 theory using reduced Mo/ller-Plesset order

    Larry A. Curtiss;Paul C. Redfern;Krishnan Raghavachari;Vitaly Rassolov

  • Gaussian‐1 theory of molecular energies for second‐row compounds

    Larry A. Curtiss;Christopher Jones;Gary W. Trucks;Krishnan Raghavachari

  • Gaussian-4 theory using reduced order perturbation theory.

    Larry A. Curtiss;Paul C. Redfern;Krishnan Raghavachari

  • Electronic structure and bonding in icosahedral C60

    R.C. Haddon;L.E. Brus;Krishnan Raghavachari

  • Infrared spectroscopy of Si(111) and Si(100) surfaces after HF treatment: Hydrogen termination and surface morphology

    Y. J. Chabal;G. S. Higashi;K. Raghavachari;V. A. Burrows

  • Assessment of Gaussian-3 and density functional theories for a larger experimental test set

    Larry A. Curtiss;Krishnan Raghavachari;Paul C. Redfern;John A. Pople

  • Structure, stability, and fragmentation of small carbon clusters

    Krishnan Raghavachari;J. S. Binkley

  • Gaussian-3X (G3X) theory : use of improved geometries, zero-point energies, and Hartree-Fock basis sets.

    Larry A. Curtiss;Paul C. Redfern;Krishnan Raghavachari;John A. Pople

  • Size-consistent Brueckner theory limited to double substitutions

    Nicholas C. Handy;John A. Pople;Martin Head-Gordon;Krishnan Raghavachari

  • Assessment of Gaussian-2 and density functional theories for the computation of ionization potentials and electron affinities

    Larry A. Curtiss;Paul C. Redfern;Krishnan Raghavachari;John A. Pople

  • Highly correlated systems. Ionization energies of first row transition metals Sc–Zn

    Krishnan Raghavachari;Gary W. Trucks

Frequent Co-Authors

Yves J. Chabal
Yves J. Chabal The University of Texas at Dallas
Larry A. Curtiss
Larry A. Curtiss Argonne National Laboratory
John A. Pople
John A. Pople Stanford University
Amar H. Flood
Amar H. Flood Indiana University
Robert C. Haddon
Robert C. Haddon University of California, Riverside
Paul v. R. Schleyer
Paul v. R. Schleyer University of Georgia
Paul C. Redfern
Paul C. Redfern Argonne National Laboratory
Martin Head-Gordon
Martin Head-Gordon University of California, Berkeley
George W. Flynn
George W. Flynn Columbia University
Howard E. Katz
Howard E. Katz Johns Hopkins University

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