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Jun-ya Hasegawa

Jun-ya Hasegawa

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 42 17438 15771 1376 1246 215 7615

Jun-ya Hasegawa publications per year

The chart shows the history of publications by Jun-ya Hasegawa between 1977 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jun-ya Hasegawa published across 49 years, from 1977 to 2025, averaging 5.8 papers a year. Output peaked at 39 publications in 2023. 35 of the 286 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1977 to 2025. Vertical axis: number of publications, 0 to 39. Peak 39 publications in 2023. 1977: 1 publication 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 3 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 2 publications 1995: 2 publications 1996: 5 publications 1997: 1 publication 1998: 7 publications 1999: 0 publications 2000: 3 publications 2001: 2 publications 2002: 2 publications 2003: 2 publications 2004: 0 publications 2005: 8 publications 2006: 7 publications 2007: 7 publications 2008: 6 publications 2009: 8 publications 2010: 6 publications 2011: 6 publications 2012: 7 publications 2013: 4 publications 2014: 5 publications 2015: 13 publications 2016: 16 publications 2017: 9 publications 2018: 5 publications 2019: 18 publications 2020: 12 publications 2021: 19 publications 2022: 26 publications 2023: 39 publications 2024: 17 publications 2025: 18 publications
1977 2025

286 publications in total across all disciplines

View publications per year as a table
Jun-ya Hasegawa: publications per year, 1977 to 2025
Year Publications
1977 1
1978 0
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 3
1989 0
1990 0
1991 0
1992 0
1993 0
1994 2
1995 2
1996 5
1997 1
1998 7
1999 0
2000 3
2001 2
2002 2
2003 2
2004 0
2005 8
2006 7
2007 7
2008 6
2009 8
2010 6
2011 6
2012 7
2013 4
2014 5
2015 13
2016 16
2017 9
2018 5
2019 18
2020 12
2021 19
2022 26
2023 39
2024 17
2025 18
Total 286
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Jun-ya Hasegawa 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 Jun-ya Hasegawa 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, 201–220 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: 215 publications — 38th percentile

38% 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 1,281 215
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
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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Jun-ya Hasegawa 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 Jun-ya Hasegawa 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, 42–43 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: 42 D-Index — 3rd percentile

3% 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 42
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
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

Jun-ya Hasegawa is affiliated with Hokkaido University in Japan, concentrating research efforts primarily within the fields of Chemistry and Materials Science.

The scientist's research spans several subfields, including Organic Chemistry, Materials Chemistry, Inorganic Chemistry, Catalysis, and Process Chemistry and Technology.

Key topics addressed in the research portfolio feature catalytic processes in materials science, carbon dioxide utilization in catalysis, asymmetric hydrogenation and catalysis, X-ray diffraction in crystallography, crystallization and solubility studies, catalysts for methane reforming, and CO2 reduction techniques and catalysts.

Frequent publication venues for Jun-ya Hasegawa include:

  • The Cambridge Structural Database
  • ACS Catalysis
  • Journal of the American Chemical Society
  • Modern Rheumatology
  • Physical Chemistry Chemical Physics

Notable recent papers include:

  • Co Single Atoms in ZrO2 with Inherent Oxygen Vacancies for Selective Hydrogenation of CO2 to CO (2021, ACS Catalysis)
  • Tuning Transition Electric and Magnetic Dipole Moments: [7]Helicenes Showing Intense Circularly Polarized Luminescence (2021, The Journal of Physical Chemistry Letters)
  • Delocalization Effect Promoted the Indoor Air Purification via Directly Unlocking the Ring-Opening Pathway of Toluene (2020, Environmental Science & Technology)
  • Aluminum porphyrins with quaternary ammonium halides as catalysts for copolymerization of cyclohexene oxide and CO2: metal-ligand cooperative catalysis (2020, Chemical Science)
  • Photoinduced Copper-Catalyzed Asymmetric Acylation of Allylic Phosphates with Acylsilanes (2022, Journal of the American Chemical Society)

Collaborations have been frequent with several researchers, including Manussada Ratanasak, Min Gao, Kenya Terabe, Shuji Asai, and Mochihito Suzuki.

Best Publications

  • Selective Catalytic Reduction of NOx with NH3 by Using Novel Catalysts: State of the Art and Future Prospects.

    Lupeng Han;Sixiang Cai;Sixiang Cai;Min Gao;Jun-Ya Hasegawa

  • Bifunctional porphyrin catalysts for the synthesis of cyclic carbonates from epoxides and CO2: structural optimization and mechanistic study.

    Tadashi Ema;Yuki Miyazaki;Junta Shimonishi;Chihiro Maeda

  • Co Single Atoms in ZrO2 with Inherent Oxygen Vacancies for Selective Hydrogenation of CO2 to CO

    Nazmul Hasan Md Dostagir;Rattanawalee Rattanawan;Min Gao;Jin Ota

  • SO2-Tolerant Selective Catalytic Reduction of NOx over Meso-TiO2@Fe2O3@Al2O3 Metal-Based Monolith Catalysts

    Lupeng Han;Min Gao;Jun-ya Hasegawa;Shuangxi Li

  • Highly Active and Robust Metalloporphyrin Catalysts for the Synthesis of Cyclic Carbonates from a Broad Range of Epoxides and Carbon Dioxide.

    Chihiro Maeda;Junta Shimonishi;Ray Miyazaki;Jun Ya Hasegawa

  • EXCITED AND IONIZED STATES OF FREE BASE PORPHIN STUDIED BY THE SYMMETRY ADAPTED CLUSTER-CONFIGURATION INTERACTION (SAC-CI) METHOD

    Hiroshi Nakatsuji;Jun‐ya Hasegawa;Masahiko Hada

  • Red light in chemiluminescence and yellow-green light in bioluminescence: color-tuning mechanism of firefly, Photinus pyralis, studied by the symmetry-adapted cluster-configuration interaction method.

    Naoki Nakatani;Jun-Ya Hasegawa;Hiroshi Nakatsuji

  • Theoretical Studies on the Color-Tuning Mechanism in Retinal Proteins

    Kazuhiro Fujimoto;Shigehiko Hayashi;Jun-ya Hasegawa;Hiroshi Nakatsuji

  • Tuning Transition Electric and Magnetic Dipole Moments: [7]Helicenes Showing Intense Circularly Polarized Luminescence.

    Hiromu Kubo;Takashi Hirose;Takashi Hirose;Takuya Nakashima;Tsuyoshi Kawai

  • Electrostatic Stabilization of Single-Atom Catalysts by Ionic Liquids

    Shipeng Ding;Yalin Guo;Yalin Guo;Max J. Hülsey;Bin Zhang

  • Quaternary ammonium hydroxide as a metal-free and halogen-free catalyst for the synthesis of cyclic carbonates from epoxides and carbon dioxide

    Tadashi Ema;Kazuki Fukuhara;Takashi Sakai;Masaki Ohbo

  • Chiral Amino Acid Recognition by a Porphyrin-Based Artificial Receptor

    Yasuhisa Kuroda;Yusuke Kato;Takuji Higashioji;Jun-ya Hasegawa

  • Theoretical Study of the Excited States of Chlorin, Bacteriochlorin, Pheophytin a, and Chlorophyll a by the SAC/SAC-CI Method

    J. Hasegawa;Y. Ozeki;K. Ohkawa;M. Hada

  • Catalytic Cyclopropanation by Myoglobin Reconstituted with Iron Porphycene: Acceleration of Catalysis due to Rapid Formation of the Carbene Species.

    Koji Oohora;Hiroyuki Meichin;Liming Zhao;Matthew W. Wolf

  • Entropically favored adsorption of cellulosic molecules onto carbon materials through hydrophobic functionalities.

    Mizuho Yabushita;Hirokazu Kobayashi;Jun Ya Hasegawa;Kenji Hara

  • Excited states of GFP chromophore and active site studied by the SAC‐CI method: Effect of protein‐environment and mutations

    Jun-Ya Hasegawa;Kazuhiro Fujimoto;Ben Swerts;Tomoo Miyahara

  • Excited States of Free Base Phthalocyanine Studied by the SAC-CI Method

    Kazuo Toyota;Jun-ya Hasegawa;Hiroshi Nakatsuji

  • Mechanism of color tuning in retinal protein: SAC-CI and QM/MM study

    Kazuhiro Fujimoto;Jun-ya Hasegawa;Shigehiko Hayashi;Shigehiko Hayashi;Shigeki Kato

  • SAC-CI Study on the Excited and Ionized States of Free-Base Porphin: Rydberg Excited States and Effect of Polarization and Rydberg Functions

    Y. Tokita;J. Hasegawa;H. Nakatsuji

  • Excited States of the Photosynthetic Reaction Center of Rhodopseudomonas viridis: SAC−CI Study

    J. Hasegawa;K. Ohkawa;H. Nakatsuji

  • Electronic excitations of the green fluorescent protein chromophore in its protonation states: SAC/SAC-CI study.

    Abhijit K. Das;Jun-Ya Hasegawa;Tomoo Miyahara;Masahiro Ehara

  • Delocalization Effect Promoted the Indoor Air Purification via Directly Unlocking the Ring-Opening Pathway of Toluene.

    Wenqiang Qu;Penglu Wang;Min Gao;Jun-ya Hasegawa

Frequent Co-Authors

Hiroshi Nakatsuji
Hiroshi Nakatsuji Kyoto University
Kenji Matsuda
Kenji Matsuda Kyoto University
Tadashi Ema
Tadashi Ema Okayama University
Atsushi Fukuoka
Atsushi Fukuoka Hokkaido University
Kazuya Yamaguchi
Kazuya Yamaguchi University of Tokyo
Noritaka Mizuno
Noritaka Mizuno University of Tokyo
Ken-ichi Shimizu
Ken-ichi Shimizu Hokkaido University
Takuya Nakashima
Takuya Nakashima Nara Institute of Science and Technology
Dengsong Zhang
Dengsong Zhang Shanghai University
Atsushi Wakamiya
Atsushi Wakamiya Kyoto University

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