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Masahiro Irie

Masahiro Irie

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Chemistry
Japan
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 101 1004 957 33 33 532 42516
Chemistry 114 662 582 28 26 637 51818

Masahiro Irie publications per year

The chart shows the history of publications by Masahiro Irie between 1968 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Masahiro Irie published across 58 years, from 1968 to 2025, averaging 12.6 papers a year. Output peaked at 44 publications in 2002. 6 of the 731 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1968 to 2025. Vertical axis: number of publications, 0 to 44. Peak 44 publications in 2002. 1968: 1 publication 1969: 1 publication 1970: 2 publications 1971: 4 publications 1972: 9 publications 1973: 3 publications 1974: 2 publications 1975: 5 publications 1976: 8 publications 1977: 11 publications 1978: 6 publications 1979: 5 publications 1980: 1 publication 1981: 8 publications 1982: 1 publication 1983: 3 publications 1984: 3 publications 1985: 6 publications 1986: 10 publications 1987: 5 publications 1988: 7 publications 1989: 9 publications 1990: 18 publications 1991: 17 publications 1992: 25 publications 1993: 12 publications 1994: 17 publications 1995: 19 publications 1996: 16 publications 1997: 18 publications 1998: 16 publications 1999: 24 publications 2000: 33 publications 2001: 37 publications 2002: 44 publications 2003: 40 publications 2004: 27 publications 2005: 42 publications 2006: 27 publications 2007: 33 publications 2008: 18 publications 2009: 16 publications 2010: 11 publications 2011: 12 publications 2012: 8 publications 2013: 6 publications 2014: 8 publications 2015: 6 publications 2016: 15 publications 2017: 16 publications 2018: 5 publications 2019: 10 publications 2020: 9 publications 2021: 7 publications 2022: 3 publications 2023: 0 publications 2024: 5 publications 2025: 1 publication
1968 2025

731 publications in total across all disciplines

View publications per year as a table
Masahiro Irie: publications per year, 1968 to 2025
Year Publications
1968 1
1969 1
1970 2
1971 4
1972 9
1973 3
1974 2
1975 5
1976 8
1977 11
1978 6
1979 5
1980 1
1981 8
1982 1
1983 3
1984 3
1985 6
1986 10
1987 5
1988 7
1989 9
1990 18
1991 17
1992 25
1993 12
1994 17
1995 19
1996 16
1997 18
1998 16
1999 24
2000 33
2001 37
2002 44
2003 40
2004 27
2005 42
2006 27
2007 33
2008 18
2009 16
2010 11
2011 12
2012 8
2013 6
2014 8
2015 6
2016 15
2017 16
2018 5
2019 10
2020 9
2021 7
2022 3
2023 0
2024 5
2025 1
Total 731
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Masahiro Irie 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 Masahiro Irie 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, 621–640 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: 637 publications — 94th percentile

94% 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
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
621–640 104 637
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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Masahiro Irie 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 Masahiro Irie 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, 114–115 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: 114 D-Index — 96th percentile

96% 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
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 79 114
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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Research.com Recognitions

  • 2026 - Research.com Chemistry in Japan Leader Award
  • 2025 - Research.com Chemistry in Japan Leader Award
  • 2022 - Research.com Chemistry in Japan Leader Award

Overview

Masahiro Irie is affiliated with Rikkyo University in Japan and has a significant body of research focusing on materials science and neuroscience. Their work spans several subfields including materials chemistry, cellular and molecular neuroscience, physical and theoretical chemistry, organic chemistry, and electrical and electronic engineering.

The main topics covered in Irie's research include:

  • Photochromic and fluorescence chemistry
  • Photoreceptor and optogenetics research
  • Luminescence and fluorescent materials
  • Photochemistry and electron transfer studies
  • Radical photochemical reactions
  • Advanced fluorescence microscopy techniques
  • Click chemistry and applications

Frequent co-authors in Irie's research include Masakazu Morimoto, Hiroshi Miyasaka, Hikaru Sotome, Tatsuhiro Nagasaka, and Seiya Kobatake.

Their publications are often found in the following scientific venues:

  • ChemPhysChem
  • Photochemical & Photobiological Sciences
  • Chemical Communications
  • Proceedings of the National Academy of Sciences
  • Materials Horizons

Some notable papers by Masahiro Irie include:

  • "Turn-on mode diarylethenes for bioconjugation and fluorescence microscopy of cellular structures," 2021, Proceedings of the National Academy of Sciences
  • "Optical microresonator arrays of fluorescence-switchable diarylethenes with unreplicable spectral fingerprints," 2020, Materials Horizons
  • "Photochemically Switchable Interconnected Microcavities for All-Organic Optical Logic Gate," 2021, Advanced Functional Materials
  • "Turn-on mode fluorescent diarylethenes: effect of electron-donating and electron-withdrawing substituents on photoswitching performance," 2020, Photochemical & Photobiological Sciences
  • "Multicolour fluorescent 'sulfide-sulfone' diarylethenes with high photo-fatigue resistance," 2020, Chemical Communications

This collection of work demonstrates a focus on developing and characterizing advanced photochromic materials, fluorescence chemistry, and their applications in biological imaging and optical devices.

Best Publications

  • Diarylethenes for Memories and Switches

    Masahiro Irie

  • Photochromism of Diarylethene Molecules and Crystals: Memories, Switches, and Actuators

    Masahiro Irie;Tuyoshi Fukaminato;Kenji Matsuda;Seiya Kobatake

  • Organic chemistry: a digital fluorescent molecular photoswitch.

    Masahiro Irie;Tuyoshi Fukaminato;Takatoshi Sasaki;Naoto Tamai

  • Rapid and reversible shape changes of molecular crystals on photoirradiation

    Seiya Kobatake;Shizuka Takami;Hiroaki Muto;Tomoyuki Ishikawa

  • Photochromism: Memories and Switches-Introduction.

    M. Irie

  • Thermally irreversible photochromic systems. Reversible photocyclization of diarylethene derivatives

    Masahiro Irie;Masaaki Mohri

  • Reversible Surface Morphology Changes of a Photochromic Diarylethene Single Crystal by Photoirradiation

    Masahiro Irie;Seiya Kobatake;Masashi Horichi

  • A Diarylethene Cocrystal that Converts Light into Mechanical Work

    Masakazu Morimoto;Masahiro Irie

  • Photochromism of 1,2-Bis(2-methyl-5-phenyl-3-thienyl)perfluorocyclopentene in a Single-Crystalline Phase

    Masahiro Irie;Thorsten Lifka;and Seiya Kobatake;Nobuo Kato

  • Diheteroarylethenes as thermally stable photoswitchable acceptors in photochromic fluorescence resonance energy transfer (pcFRET).

    Luciana Giordano;Thomas M. Jovin;Masahiro Irie;Elizabeth A. Jares-Erijman

  • PHOTOCHROMISM OF DITHIENYLETHENES WITH ELECTRON-DONATING SUBSTITUENTS

    Masahiro Irie;Kazuyuki Sakemura;Masakazu Okinaka;Kingo Uchida

  • Synthesis and Properties of Photochromic Diarylethenes with Heterocyclic Aryl Groups.

    Masahiro Irie;Kingo Uchida

  • Photoinduced phase transition of gels

    Akira Mamada;Toyoichi Tanaka;Dawan Kungwatchakun;Masahiro Irie

  • Digital photoswitching of fluorescence based on the photochromism of diarylethene derivatives at a single-molecule level.

    Tuyoshi Fukaminato;Takatoshi Sasaki;Tsuyoshi Kawai;Naoto Tamai

  • Thermally irreversible photochromic systems: a theoretical study

    Shinichiro Nakamura;Masahiro Irie

  • Light‐Driven Molecular‐Crystal Actuators: Rapid and Reversible Bending of Rodlike Mixed Crystals of Diarylethene Derivatives

    Fumitaka Terao;Masakazu Morimoto;Masahiro Irie

  • Thermally irreversible photochromic systems. Reversible photocyclization of 1,2-bis (2-methylbenzo[b]thiophen-3-yl)perfluorocyclocoalkene derivatives

    Makoto Hanazawa;Ritsuo Sumiya;Yukio Horikawa;Masahiro Irie

  • A Diarylethene with Two Nitronyl Nitroxides: Photoswitching of Intramolecular Magnetic Interaction

    Kenji Matsuda and;Masahiro Irie

  • Full-color photochromism of a fused dithienylethene trimer.

    Kenji Higashiguchi;Kenji Matsuda;Naoki Tanifuji;Masahiro Irie

  • Single-crystalline photochromism of diarylethenes: reactivity–structure relationship

    Seiya Kobatake;Kingo Uchida;Eriko Tsuchida;Masahiro Irie

  • Photochromism of diarylethene single crystals: crystal structures and photochromic performance.

    Masakazu Morimoto;Masahiro Irie

Frequent Co-Authors

Seiya Kobatake
Seiya Kobatake Osaka Metropolitan University
Kenji Matsuda
Kenji Matsuda Kyoto University
Kingo Uchida
Kingo Uchida Ryukoku University
Hiroshi Miyasaka
Hiroshi Miyasaka Osaka University
Tsuyoshi Kawai
Tsuyoshi Kawai Nara Institute of Science and Technology
Hiroshi Masuhara
Hiroshi Masuhara National Yang Ming Chiao Tung University
Stefan W. Hell
Stefan W. Hell Max Planck Society
Masahiro Yamashita
Masahiro Yamashita Tohoku University
Naoto Tamai
Naoto Tamai Kwansei Gakuin University
Shinzo Kohjiya
Shinzo Kohjiya Kyoto University

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