World's Best Scientists 2026 revealed!
Akira Isogai

Akira Isogai

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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
Chemistry 107 895 792 40 38 683 52484

Akira Isogai publications per year

The chart shows the history of publications by Akira Isogai between 1973 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Akira Isogai published across 54 years, from 1973 to 2026, averaging 16.3 papers a year. Output peaked at 38 publications in 2010. 8 of the 879 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1973 to 2026. Vertical axis: number of publications, 0 to 38. Peak 38 publications in 2010. 1973: 6 publications 1974: 0 publications 1975: 4 publications 1976: 3 publications 1977: 5 publications 1978: 5 publications 1979: 5 publications 1980: 4 publications 1981: 11 publications 1982: 9 publications 1983: 9 publications 1984: 22 publications 1985: 14 publications 1986: 13 publications 1987: 18 publications 1988: 9 publications 1989: 13 publications 1990: 18 publications 1991: 13 publications 1992: 33 publications 1993: 16 publications 1994: 17 publications 1995: 16 publications 1996: 11 publications 1997: 20 publications 1998: 12 publications 1999: 21 publications 2000: 18 publications 2001: 17 publications 2002: 13 publications 2003: 21 publications 2004: 16 publications 2005: 29 publications 2006: 24 publications 2007: 15 publications 2008: 28 publications 2009: 33 publications 2010: 38 publications 2011: 25 publications 2012: 31 publications 2013: 36 publications 2014: 31 publications 2015: 17 publications 2016: 17 publications 2017: 18 publications 2018: 25 publications 2019: 18 publications 2020: 19 publications 2021: 16 publications 2022: 13 publications 2023: 9 publications 2024: 17 publications 2025: 7 publications 2026: 1 publication
1973 2026

879 publications in total across all disciplines

View publications per year as a table
Akira Isogai: publications per year, 1973 to 2026
Year Publications
1973 6
1974 0
1975 4
1976 3
1977 5
1978 5
1979 5
1980 4
1981 11
1982 9
1983 9
1984 22
1985 14
1986 13
1987 18
1988 9
1989 13
1990 18
1991 13
1992 33
1993 16
1994 17
1995 16
1996 11
1997 20
1998 12
1999 21
2000 18
2001 17
2002 13
2003 21
2004 16
2005 29
2006 24
2007 15
2008 28
2009 33
2010 38
2011 25
2012 31
2013 36
2014 31
2015 17
2016 17
2017 18
2018 25
2019 18
2020 19
2021 16
2022 13
2023 9
2024 17
2025 7
2026 1
Total 879
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Akira Isogai 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 Akira Isogai 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, 681–700 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: 683 publications — 95th percentile

95% 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
641–660 91
661–680 92
681–700 73 683
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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Akira Isogai 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 Akira Isogai 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, 106–107 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: 107 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.

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 88 107
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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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

Akira Isogai is a researcher affiliated with the University of Tokyo in Japan, with a primary focus on materials science and engineering. Their work covers a significant number of publications in the field of biomaterials, including related subfields such as biomedical engineering, plant science, polymers and plastics, and building and construction.

Their research topics include advanced cellulose research studies, lignin and wood chemistry, electrospun nanofibers in biomedical applications, nanocomposite films for food packaging, polysaccharides and plant cell walls, enzyme-mediated dye degradation, and biodegradable polymer synthesis and properties.

Isogai has contributed to several papers, notable examples being:

  • Developing fibrillated cellulose as a sustainable technological material, 2021, Nature
  • Copper-coordinated cellulose ion conductors for solid-state batteries, 2021, Nature
  • Emerging Nanocellulose Technologies: Recent Developments, 2020, Advanced Materials
  • Recent advances in cellulose-based piezoelectric and triboelectric nanogenerators for energy harvesting: a review, 2020, Journal of Materials Chemistry A
  • Cellulose nanofiber/elastomer composites with high tensile strength, modulus, toughness, and thermal stability prepared by high-shear kneading, 2020, Composites Science and Technology

Frequent co-authors collaborating with Isogai include:

  • Miyuki Takeuchi (22 publications)
  • Yuko Ono (17 publications)
  • Gaoyuan Hou (14 publications)
  • Korawit Chitbanyong (13 publications)
  • Tōru Noguchi (12 publications)

Isogai's work appears regularly in several scientific journals, with many publications in:

  • Cellulose (21 publications)
  • Carbohydrate Polymers (9 publications)
  • ACS Sustainable Chemistry & Engineering (4 publications)
  • Composites Science and Technology (3 publications)
  • Nordic Pulp & Paper Research Journal (3 publications)

Best Publications

  • TEMPO-oxidized cellulose nanofibers

    Akira Isogai;Tsuguyuki Saito;Hayaka Fukuzumi

  • Cellulose nanofibers prepared by TEMPO-mediated oxidation of native cellulose

    Tsuguyuki Saito;Satoshi Kimura;Yoshiharu Nishiyama;Akira Isogai

  • Homogeneous suspensions of individualized microfibrils from TEMPO-catalyzed oxidation of native cellulose.

    Tsuguyuki Saito;Yoshiharu Nishiyama;Jean-Luc Putaux;Michel Vignon

  • TEMPO-mediated oxidation of native cellulose. The effect of oxidation conditions on chemical and crystal structures of the water-insoluble fractions.

    Tsuguyuki Saito;Akira Isogai

  • Transparent and high gas barrier films of cellulose nanofibers prepared by TEMPO-mediated oxidation.

    Hayaka Fukuzumi;Tsuguyuki Saito;Tadahisa Iwata;Yoshiaki Kumamoto

  • Individualization of Nano-Sized Plant Cellulose Fibrils by Direct Surface Carboxylation Using TEMPO Catalyst under Neutral Conditions

    Tsuguyuki Saito;Masayuki Hirota;Naoyuki Tamura;Satoshi Kimura

  • Elastic Modulus of Single Cellulose Microfibrils from Tunicate Measured by Atomic Force Microscopy

    Shinichiro Iwamoto;Weihua Kai;Akira Isogai;Tadahisa Iwata

  • Aerogels with 3D ordered nanofiber skeletons of liquid-crystalline nanocellulose derivatives as tough and transparent insulators.

    Yuri Kobayashi;Tsuguyuki Saito;Akira Isogai

  • An Ultrastrong Nanofibrillar Biomaterial: The Strength of Single Cellulose Nanofibrils Revealed via Sonication-Induced Fragmentation

    Tsuguyuki Saito;Ryota Kuramae;Jakob Wohlert;Lars A Berglund

  • Preparation of Polyuronic Acid from Cellulose by TEMPO-mediated Oxidation

    Akira Isogai;Yumiko Kato

  • Relationship between Length and Degree of Polymerization of TEMPO-Oxidized Cellulose Nanofibrils

    Ryuji Shinoda;Tsuguyuki Saito;Yusuke Okita;Akira Isogai

  • Dissolution of Cellulose in Aqueous NaOH Solutions

    A. Isogai;R. H. Atalla

  • Copper-coordinated cellulose ion conductors for solid-state batteries.

    Chunpeng Yang;Qisheng Wu;Weiqi Xie;Xin Zhang

  • Preparation and characterization of TEMPO-oxidized cellulose nanofibril films with free carboxyl groups

    Shuji Fujisawa;Yusuke Okita;Hayaka Fukuzumi;Tsuguyuki Saito

  • Entire Surface Oxidation of Various Cellulose Microfibrils by TEMPO-Mediated Oxidation

    Yusuke Okita;Tsuguyuki Saito;Akira Isogai

  • Thermal stabilization of TEMPO-oxidized cellulose

    Hayaka Fukuzumi;Tsuguyuki Saito;Yusuke Okita;Akira Isogai

  • Solid-state CP/MAS carbon-13 NMR study of cellulose polymorphs

    Akira Isogai;Makoto Usuda;Takashi Kato;Toshiyuki Uryu

  • Chitin nanocrystals prepared by TEMPO-mediated oxidation of alpha-chitin.

    Yimin Fan;Tsuguyuki Saito;Akira Isogai

  • Wood nanocelluloses: fundamentals and applications as new bio-based nanomaterials

    Akira Isogai

  • Preparation of Chitin Nanofibers from Squid Pen β-Chitin by Simple Mechanical Treatment under Acid Conditions

    Yimin Fan;Tsuguyuki Saito;Akira Isogai

  • Colloids and Surfaces A: Physicochemical and Engineering Aspects

    Masaya Shibatani;Tsutomu Asakawa;Toshiharu Enomae;Akira Isogai

Frequent Co-Authors

Tsuguyuki Saito
Tsuguyuki Saito University of Tokyo
Akinori Suzuki
Akinori Suzuki University of Tokyo
Seiji Takayama
Seiji Takayama University of Tokyo
Hiromichi Nagasawa
Hiromichi Nagasawa University of Tokyo
Hiroshi Kataoka
Hiroshi Kataoka University of Tokyo
Masao Watanabe
Masao Watanabe Tohoku University
Kazuo Furihata
Kazuo Furihata University of Tokyo
Jiro Nakayama
Jiro Nakayama Kyushu University
Tadahisa Iwata
Tadahisa Iwata University of Tokyo
Lars Berglund
Lars Berglund Royal Institute of Technology

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