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Masayoshi Okubo

Masayoshi Okubo

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 69 4661 4509 218 214 374 16367
Chemistry 69 6225 5648 398 373 366 16143

Masayoshi Okubo publications per year

The chart shows the history of publications by Masayoshi Okubo between 1974 and 2022, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Masayoshi Okubo published across 49 years, from 1974 to 2022, averaging 7.6 papers a year. Output peaked at 23 publications in 2007. 3 of the 374 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1974 to 2022. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2007. 1974: 1 publication 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 4 publications 1979: 0 publications 1980: 3 publications 1981: 4 publications 1982: 3 publications 1983: 1 publication 1984: 1 publication 1985: 4 publications 1986: 4 publications 1987: 12 publications 1988: 1 publication 1989: 6 publications 1990: 14 publications 1991: 9 publications 1992: 7 publications 1993: 6 publications 1994: 7 publications 1995: 4 publications 1996: 13 publications 1997: 10 publications 1998: 11 publications 1999: 16 publications 2000: 8 publications 2001: 12 publications 2002: 16 publications 2003: 19 publications 2004: 15 publications 2005: 17 publications 2006: 16 publications 2007: 23 publications 2008: 21 publications 2009: 16 publications 2010: 14 publications 2011: 4 publications 2012: 15 publications 2013: 7 publications 2014: 4 publications 2015: 4 publications 2016: 5 publications 2017: 7 publications 2018: 3 publications 2019: 3 publications 2020: 1 publication 2021: 2 publications 2022: 1 publication
1974 2022

374 publications in total across all disciplines

View publications per year as a table
Masayoshi Okubo: publications per year, 1974 to 2022
Year Publications
1974 1
1975 0
1976 0
1977 0
1978 4
1979 0
1980 3
1981 4
1982 3
1983 1
1984 1
1985 4
1986 4
1987 12
1988 1
1989 6
1990 14
1991 9
1992 7
1993 6
1994 7
1995 4
1996 13
1997 10
1998 11
1999 16
2000 8
2001 12
2002 16
2003 19
2004 15
2005 17
2006 16
2007 23
2008 21
2009 16
2010 14
2011 4
2012 15
2013 7
2014 4
2015 4
2016 5
2017 7
2018 3
2019 3
2020 1
2021 2
2022 1
Total 374
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Masayoshi Okubo publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Masayoshi Okubo sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 370–389 publications, is where this scientist sits. 50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50–69 publications 1,163+

This scientist: 374 publications — 74th percentile

74% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477
350–369 440
370–389 356 374
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
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Masayoshi Okubo D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Masayoshi Okubo sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 68–69 D-Index, is where this scientist sits. 40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40–41 D-Index 165+

This scientist: 69 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612
48–49 598
50–51 657
52–53 667
54–55 621
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469 69
70–71 378
72–73 421
74–75 359
76–77 323
78–79 299
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
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Overview

Masayoshi Okubo is affiliated with Kobe University in Japan. Their research focuses primarily on the fields of Chemistry and Materials Science, with particular attention to Organic Chemistry, Biomedical Engineering, Materials Chemistry, Renewable Energy, Sustainability and the Environment, and Inorganic Chemistry.

Their work covers several main topics, including:

  • Advanced Polymer Synthesis and Characterization
  • Covalent Organic Framework Applications
  • Nanoplatforms for cancer theranostics
  • Advanced Photocatalysis Techniques
  • Radioactive element chemistry and processing
  • Biodegradable polymer synthesis and properties
  • Surfactants and Colloidal Systems

Okubo has published papers in multiple venues, with frequent publications appearing in:

  • Langmuir
  • ACS Applied Nano Materials
  • Polymer International

Recent papers include:

  • "Biocompatible Degradable Hollow Nanoparticles from Curable Copolymers of Polylactic Acid for UV-Shielding Cosmetics," 2022, ACS Applied Nano Materials
  • "Emulsion iodine transfer polymerization of nearly uniform submicrometer-sized polystyrene particles," 2021, Polymer International
  • "Incorporation Behavior of Nonionic Emulsifiers inside Particles and Secondary Particle Nucleation during Emulsion Polymerization of Styrene," 2020, Langmuir
  • "Synthesis of Micrometer-Sized Poly(methyl acrylate) by Temperature-Step Microsuspension Polymerization with Iodoform Based on the "Radical Exit Depression" Effect," 2021, Langmuir

The scientist collaborates frequently with several coauthors, including:

  • Amorn Chaiyasat
  • Kamonchanok Thananukul
  • Chariya Kaewsaneha
  • Paiboon Sreearunothai
  • Atitsa Petchsuk

Best Publications

  • Makromol Chem-Macromol Symp

    M Okubo;T Mori

  • Controlled/living radical polymerization in dispersed systems

    Per B. Zetterlund;Yasuyuki Kagawa;Masayoshi Okubo

  • Effects of particle size on mechanical and impact properties of epoxy resin filled with spherical silica

    Yoshinobu Nakamura;Miho Yamaguchi;Masayoshi Okubo;Tsunetaka Matsumoto

  • Estimation of morphology of composite polymer emulsion particles by the soap titration method

    Masayoshi Okubo;Akira Yamada;Tsunetaka Matsumoto

  • Preparation of micron-size monodisperse polymer particles by seeded polymerization utilizing the dynamic monomer swelling method

    M. Okubo;M. Shiozaki;M. Tsujihiro;Y. Tsukuda

  • Preparation of micron-size monodisperse polymer microspheres having chloromethyl group

    M. Okubo;K. Ikegami;Y. Yamamoto

  • Crystal-orientation-dependent corrosion behaviour of single crystals of a pure Mg and Mg-Al and Mg-Cu solid solutions

    Koji Hagihara;Masayoshi Okubo;Michiaki Yamasaki;Michiaki Yamasaki;Takayoshi Nakano

  • Effect of colloidal stabilizer on the shape of polystyrene/poly(methyl methacrylate) composite particles prepared in aqueous medium by the solvent evaporation method.

    Naohiko Saito;Yoshimi Kagari;Masayoshi Okubo

  • Studies on suspension and emulsion. li. peculiar morphology of composite polymer particles produced by seeded emulsion polymerization

    M. Okubo;Y. Katsuta;T. Matsumoto

  • Dual stimuli-responsive "mushroom-like" Janus polymer particles as particulate surfactants.

    Takuya Tanaka;Masaru Okayama;Hideto Minami;Masayoshi Okubo

  • Rupture of anomalous composite particles prepared by seeded emulsion polymerization in aging period

    M. Okubo;Y. Katsuta;T. Matsumoto

  • Effect of particle size on the fracture toughness of epoxy resin filled with spherical silica

    Yoshinobu Nakamura;Miho Yamaguchi;Masayoshi Okubo;Tsunetaka Matsumoto

  • Production of hollow polymer particles by suspension polymerization

    M. Okubo;Y. Konishi;H. Minami

  • Preparation and Thermodynamic Stability of Micron-Sized, Monodisperse Composite Polymer Particles of Disc-like Shapes by Seeded Dispersion Polymerization†

    Teruhisa Fujibayashi;Masayoshi Okubo

  • Compartmentalization in Nitroxide-Mediated Radical Polymerization in Dispersed Systems

    Per B. Zetterlund;Masayoshi Okubo

  • Studies on suspension and emulsion. XLVII. Anomalous composite polymer emulsion particles with voids produced by seeded emulsion polymerization

    M. Okubo;M. Ando;A. Yamada;Y. Katsuta

  • Formation mechanism of micron-sized monodispersed polymer particles having a hollow structure

    M. Okubo;H. Minami

  • Effect of particle size on fracture toughness of epoxy resin filled with angular-shaped silica

    Yoshinobu Nakamura;Miho Yamaguchi;Akiko Kitayama;Masayoshi Okubo

  • Polystyrene−Silica Colloidal Nanocomposite Particles Prepared by Alcoholic Dispersion Polymerization

    Andreas Schmid;Syuji Fujii;Steven P. Armes;Carlos A. P. Leite

  • Emulsion polymerization of styrene in a continuous Taylor vortex flow reactor

    Kunio Kataoka;Naoto Ohmura;Masato Kouzu;Yosiharu Simamura

Frequent Co-Authors

Hideto Minami
Hideto Minami Kobe University
Per B. Zetterlund
Per B. Zetterlund University of New South Wales
Syuji Fujii
Syuji Fujii Osaka Institute of Technology
Takeshi Fukuda
Takeshi Fukuda Kyoto University
Atsushi Goto
Atsushi Goto Nanyang Technological University
Weishan Li
Weishan Li South China Normal University
Steven P. Armes
Steven P. Armes University of Sheffield
Shigeru Yamago
Shigeru Yamago Kyoto University
Wei Huang
Wei Huang Northwestern Polytechnical University
Adam P. Hitchcock
Adam P. Hitchcock McMaster University

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