World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
64
Citations
19759
World Ranking
7930
National Ranking
2301

Jan Almlöf 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 Jan Almlöf 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: 189 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Jan Almlöf 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 Jan Almlöf 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: 64 D-Index — 56th percentile

56% of scientists in this discipline score the same or lower.

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

Overview

Jan Almlöf was affiliated with the University of Minnesota in the United States. Their academic career involved research activities connected to this institution.

Throughout their career, Jan Almlöf's work did not record any listed recent papers, co-authors, or frequent publication venues in the provided data. There are no documented publications in books or details about main fields, subfields, or specific topics of study associated with their research.

There is no available information about awards or distinctions received by Jan Almlöf during their professional tenure.

Jan Almlöf is recorded as deceased. The absence of detailed research output and bibliometric data limits the comprehensive overview of their scientific contributions. Nevertheless, their professional association with the University of Minnesota situates them within an academic environment known for diverse scholarly activities.

Best Publications

  • General methods for geometry and wave function optimization

    Thomas H. Fischer;Jan Almlof

  • Integral approximations for LCAO-SCF calculations

    Unknown

  • The complete active space SCF (CASSCF) method in a Newton–Raphson formulation with application to the HNO molecule

    Per E. M. Siegbahn;Jan Almlöf;Anders Heiberg;Björn O. Roos

  • General contraction of Gaussian basis sets. I. Atomic natural orbitals for first- and second-row atoms

    Jan Almlöf;Peter R. Taylor

  • Principles for a direct SCF approach to LICAO–MOab-initio calculations

    J. Almlöf;K. Faegri;K. Korsell

  • Avoiding the integral storage bottleneck in LCAO calculations of electron correlation

    Svein Sæbø;Jan Almlöf

  • Elimination of energy denominators in Møller—Plesset perturbation theory by a Laplace transform approach

    Jan Almlöf

  • Laplace transform techniques in Mo/ller–Plesset perturbation theory

    Marco Häser;Jan Almlöf

  • A theoretical study of multidimensional nuclear tunneling in malonaldehyde

    Norihiro Shida;Paul F. Barbara;Jan E. Almlöf

  • THE EQUILIBRIUM GEOMETRY OF C60 AS PREDICTED BY SECOND-ORDER (MP2) PERTURBATION THEORY

    Macro Häser;Jan Almlöf;Gustavo E. Scuseria

  • AB initio studies on the thermodynamic stability of the icosahedral C60 molecule “buckminsterfullerene”

    Hans Peter Lüthi;Jan Almlöf

  • Relative stabilities of fullerene, cumulene, and polyacetylene structures for Cn : n=18–60

    Martin Feyereisen;Maciej Gutowski;Jack Simons;Jan Almlöf

  • A reaction surface Hamiltonian treatment of the double proton transfer of formic acid dimer

    Norihiro Shida;Paul F. Barbara;Jan Almlöf

  • Electron correlation in tetrapyrroles: ab initio calculations on porphyrin and the tautomers of chlorin

    Jan Almlof;Thomas H. Fischer;Paul G. Gassman;Abhik Ghosh

  • C20: the smallest fullerene?

    V. Parasuk;J. Almlöf

  • Fast assembly of the Coulomb matrix: A quantum chemical tree code

    Matt Challacombe;Eric Schwegler;Jan Almlöf

  • Molecular Hessians for large-scale MCSCF wave functions

    Trygve U. Helgaker;Jan Almlöf;Hans Jo;rgen Aa. Jensen

  • Atomic Natural Orbital (ANO) Basis Sets for Quantum Chemical Calculations

    Jan Almlöf;Peter R. Taylor

  • How well does the Hartree–Fock model predict equilibrium geometries of transition metal complexes? Large‐scale LCAO–SCF studies on ferrocene and decamethylferrocene

    H. P. Lüthi;J. H. Ammeter;J. Almlöf;K. Faegri

  • General contraction of Gaussian basis sets. II - Atomic natural orbitals and the calculation of atomic and molecular properties

    Jan Almlof;Peter R. Taylor

  • Electronic effects of peripheral substituents in porphyrins: x-ray photoelectron spectroscopy and ab initio self-consistent field calculations

    Paul G. Gassman;Abhik Ghosh;Jan Almlof

Frequent Co-Authors

Peter R. Taylor
Peter R. Taylor Tianjin University
Abhik Ghosh
Abhik Ghosh University of Tromsø - The Arctic University of Norway
Trygve Helgaker
Trygve Helgaker University of Oslo
Per E. M. Siegbahn
Per E. M. Siegbahn Stockholm University
Paul G. Gassman
Paul G. Gassman University of Minnesota
Per Halfdan Nielsen
Per Halfdan Nielsen University of Copenhagen
Ulf Wahlgren
Ulf Wahlgren Stockholm University
Paul F. Barbara
Paul F. Barbara The University of Texas at Austin
Lawrence Que
Lawrence Que University of Minnesota
Hilde Fagerli
Hilde Fagerli Norwegian Meteorological Institute

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