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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 62 8756 7940 603 560 329 14916

Fumio Hirata publications per year

The chart shows the history of publications by Fumio Hirata between 1955 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Fumio Hirata published across 71 years, from 1955 to 2025, averaging 4.9 papers a year. Output peaked at 21 publications in 1999. 10 of the 351 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1955 to 2025. Vertical axis: number of publications, 0 to 21. Peak 21 publications in 1999. 1955: 1 publication 1956: 0 publications 1957: 1 publication 1958: 1 publication 1959: 2 publications 1960: 0 publications 1961: 0 publications 1962: 0 publications 1963: 0 publications 1964: 0 publications 1965: 0 publications 1966: 0 publications 1967: 0 publications 1968: 0 publications 1969: 0 publications 1970: 0 publications 1971: 0 publications 1972: 2 publications 1973: 1 publication 1974: 1 publication 1975: 1 publication 1976: 0 publications 1977: 1 publication 1978: 0 publications 1979: 0 publications 1980: 1 publication 1981: 3 publications 1982: 1 publication 1983: 2 publications 1984: 0 publications 1985: 0 publications 1986: 1 publication 1987: 3 publications 1988: 2 publications 1989: 3 publications 1990: 5 publications 1991: 3 publications 1992: 3 publications 1993: 7 publications 1994: 5 publications 1995: 8 publications 1996: 7 publications 1997: 8 publications 1998: 18 publications 1999: 21 publications 2000: 19 publications 2001: 20 publications 2002: 10 publications 2003: 11 publications 2004: 13 publications 2005: 16 publications 2006: 15 publications 2007: 13 publications 2008: 14 publications 2009: 14 publications 2010: 11 publications 2011: 14 publications 2012: 5 publications 2013: 6 publications 2014: 6 publications 2015: 4 publications 2016: 7 publications 2017: 2 publications 2018: 5 publications 2019: 2 publications 2020: 7 publications 2021: 4 publications 2022: 5 publications 2023: 6 publications 2024: 1 publication 2025: 9 publications
1955 2025

351 publications in total across all disciplines

View publications per year as a table
Fumio Hirata: publications per year, 1955 to 2025
Year Publications
1955 1
1956 0
1957 1
1958 1
1959 2
1960 0
1961 0
1962 0
1963 0
1964 0
1965 0
1966 0
1967 0
1968 0
1969 0
1970 0
1971 0
1972 2
1973 1
1974 1
1975 1
1976 0
1977 1
1978 0
1979 0
1980 1
1981 3
1982 1
1983 2
1984 0
1985 0
1986 1
1987 3
1988 2
1989 3
1990 5
1991 3
1992 3
1993 7
1994 5
1995 8
1996 7
1997 8
1998 18
1999 21
2000 19
2001 20
2002 10
2003 11
2004 13
2005 16
2006 15
2007 13
2008 14
2009 14
2010 11
2011 14
2012 5
2013 6
2014 6
2015 4
2016 7
2017 2
2018 5
2019 2
2020 7
2021 4
2022 5
2023 6
2024 1
2025 9
Total 351
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Fumio Hirata 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 Fumio Hirata sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 321–340 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 329 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643 329
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Fumio Hirata 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 Fumio Hirata sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 62–63 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 62 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834 62
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Fumio Hirata is affiliated with Toyota Motor Corporation in Japan, focusing research primarily in Biochemistry, Genetics and Molecular Biology as well as Physics and Astronomy. Their body of work spans several specialties, with notable contributions to Molecular Biology, Atomic and Molecular Physics, and Optics, along with Physical and Theoretical Chemistry, Materials Chemistry, and Biomedical Engineering.

The principal research interests of Fumio Hirata encompass several scientific topics that include:

  • Protein Structure and Dynamics
  • Spectroscopy and Quantum Chemical Studies
  • Thermodynamics and Calorimetric Analyses
  • Mechanical and Optical Resonators
  • Advanced Thermodynamics and Statistical Mechanics
  • Lipid Membrane Structure and Behavior
  • Computational Drug Discovery Methods

Hirata has published multiple influential papers, with recent examples illustrating a broad engagement with both theoretical and applied domains. Key papers in this selection are:

  • New Protocol for Predicting the Ligand-Binding Site and Mode Based on the 3D-RISM/KH Theory, 2020, Journal of Chemical Theory and Computation
  • Differential mode of cholesterol inclusion with 2-hydroxypropyl-cyclodextrins increases safety margin in treatment of Niemann-Pick disease type C, 2021, British Journal of Pharmacology
  • Molecular Recognition and Self-Organization in Life Phenomena Studied by a Statistical Mechanics of Molecular Liquids, the RISM/3D-RISM Theory, 2021, Molecules
  • Structure and Properties of Supercritical Water: Experimental and Theoretical Characterizations, 2021, J - Multidisciplinary Scientific Journal
  • Computational Screening of a Functional Cyclodextrin Derivative for Suppressing a Side Effect of Doxorubicin, 2021, The Journal of Physical Chemistry B

The frequent publication venues where Hirata's research is disseminated include:

  • arXiv (Cornell University)
  • Molecules
  • J - Multidisciplinary Scientific Journal
  • Condensed Matter Physics
  • Journal of Molecular Liquids

Collaboration has been a significant aspect of Hirata's work. Regular co-authors include:

  • Masatake Sugita
  • Norio Yoshida
  • Takeshi Kikuchi
  • Keiichi Motoyama
  • Taishi Higashi

Best Publications

  • Self-consistent description of a metal–water interface by the Kohn–Sham density functional theory and the three-dimensional reference interaction site model

    Andriy Kovalenko;Fumio Hirata

  • An extended rism equation for molecular polar fluids

    Fumio Hirata;Peter J. Rossky

  • Three-dimensional density profiles of water in contact with a solute of arbitrary shape: a RISM approach

    Andriy Kovalenko;Fumio Hirata

  • Molecular Theory of Solvation

    Fumio Hirata

  • Reference interaction site model self-consistent field study for solvation effect on carbonyl compounds in aqueous solution

    Seiichiro Ten‐no;Fumio Hirata;Shigeki Kato

  • The effects of solvent on the conformation and the collective motions of protein: normal mode analysis and molecular dynamics simulations of melittin in water and in vacuum

    Unknown

  • Application of an extended RISM equation to dipolar and quadrupolar fluids

    Fumio Hirata;B. Montgomery Pettitt;Peter J. Rossky

  • The interionic potential of mean force in a molecular polar solvent from an extended RISM equation

    Fumio Hirata;Peter J. Rossky;B. Montgomery Pettitt

  • Analytical energy gradient for the reference interaction site model multiconfigurational self‐consistent‐field method: Application to 1,2‐difluoroethylene in aqueous solution

    Hirofumi Sato;Fumio Hirata;Shigeki Kato

  • Potentials of mean force of simple ions in ambient aqueous solution. I. Three-dimensional reference interaction site model approach

    Andriy Kovalenko;Fumio Hirata

  • Solution of three-dimensional reference interaction site model and hypernetted chain equations for simple point charge water by modified method of direct inversion in iterative subspace

    Andriy Kovalenko;Seiichiro Ten-no;Fumio Hirata

  • A hybrid approach for the solvent effect on the electronic structure of a solute based on the RISM and Hartree-Fock equations

    Seiichiro Ten-no;Fumio Hirata;Shigeki Kato

  • Potential of Mean Force between Two Molecular Ions in a Polar Molecular Solvent: A Study by the Three-Dimensional Reference Interaction Site Model

    Andriy Kovalenko† and;Fumio Hirata

  • A theoretical analysis on hydration thermodynamics of proteins

    Takashi Imai;Yuichi Harano;Masahiro Kinoshita;Andriy Kovalenko

  • Hydration free energy of hydrophobic solutes studied by a reference interaction site model with a repulsive bridge correction and a thermodynamic perturbation method

    Andriy Kovalenko;Fumio Hirata

  • Water molecules in a protein cavity detected by a statistical-mechanical theory.

    Takashi Imai;Ryusuke Hiraoka;and Andriy Kovalenko;Fumio Hirata

  • A molecular theory of solvation dynamics

    Fernando O. Raineri;Haluk Resat;Baw‐Ching Perng;Fumio Hirata

  • Potentials of mean force of simple ions in ambient aqueous solution. II. Solvation structure from the three-dimensional reference interaction site model approach, and comparison with simulations

    Andriy Kovalenko;Fumio Hirata

  • Placevent: an algorithm for prediction of explicit solvent atom distribution-application to HIV-1 protease and F-ATP synthase.

    Daniel J. Sindhikara;Norio Yoshida;Fumio Hirata

  • Structure of tert-Butyl Alcohol−Water Mixtures Studied by the RISM Theory

    Koji Yoshida;Toshio Yamaguchi;Andriy Kovalenko;Fumio Hirata

  • Ligand Mapping on Protein Surfaces by the 3D-RISM Theory: Toward Computational Fragment-Based Drug Design

    Takashi Imai;Koji Oda;Andriy Kovalenko;Fumio Hirata

Frequent Co-Authors

Andriy Kovalenko
Andriy Kovalenko University of Alberta
Masahiro Kinoshita
Masahiro Kinoshita Kyoto University
Shigeki Kato
Shigeki Kato Kyoto University
Tadashi Okada
Tadashi Okada Osaka University
Ronald M. Levy
Ronald M. Levy Temple University
Peter J. Rossky
Peter J. Rossky Rice University
Kazuyuki Akasaka
Kazuyuki Akasaka Kyoto Prefectural University of Medicine
Hidetoshi Arima
Hidetoshi Arima Kumamoto University
Yuji Sugita
Yuji Sugita RIKEN Center for Biosystems Dynamics Research
Bongsoo Kim
Bongsoo Kim Pusan National University

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