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Takahiro Kozawa

Takahiro Kozawa

Takahiro Kozawa publications per year

The chart shows the history of publications by Takahiro Kozawa between 1991 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Takahiro Kozawa published across 35 years, from 1991 to 2025, averaging 3.6 papers a year. Output peaked at 12 publications in 2024. 15 of the 126 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1991 to 2025. Vertical axis: number of publications, 0 to 12. Peak 12 publications in 2024. 1991: 1 publication 1992: 0 publications 1993: 0 publications 1994: 5 publications 1995: 1 publication 1996: 2 publications 1997: 4 publications 1998: 1 publication 1999: 0 publications 2000: 0 publications 2001: 4 publications 2002: 2 publications 2003: 1 publication 2004: 2 publications 2005: 0 publications 2006: 0 publications 2007: 0 publications 2008: 0 publications 2009: 3 publications 2010: 3 publications 2011: 1 publication 2012: 1 publication 2013: 4 publications 2014: 6 publications 2015: 7 publications 2016: 10 publications 2017: 8 publications 2018: 8 publications 2019: 10 publications 2020: 7 publications 2021: 10 publications 2022: 6 publications 2023: 4 publications 2024: 12 publications 2025: 3 publications
1991 2025

126 publications in total across all disciplines

View publications per year as a table
Takahiro Kozawa: publications per year, 1991 to 2025
Year Publications
1991 1
1992 0
1993 0
1994 5
1995 1
1996 2
1997 4
1998 1
1999 0
2000 0
2001 4
2002 2
2003 1
2004 2
2005 0
2006 0
2007 0
2008 0
2009 3
2010 3
2011 1
2012 1
2013 4
2014 6
2015 7
2016 10
2017 8
2018 8
2019 10
2020 7
2021 10
2022 6
2023 4
2024 12
2025 3
Total 126
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Takahiro Kozawa publications per year - data summary

  • Takahiro Kozawa, a Materials Science scholar from Osaka University, has 126 publications recorded across 35 years, from 1991 to 2025.
  • The oldest publication on record dates to 1991 and the most recent to 2025.
  • The most productive year is 2024, with 12 publications.
  • The least productive years with any output are 1991, 1995, 1998, 2003 and others, with 1 publication each.
  • 8 of the 35 years in the span carry no publications at all (1992, 1993, 1999, 2000 and others).
  • The rate of publication averages 3.6 papers per year over the whole span, or 4.7 per year counting only the 27 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 35 publications, 28% of the career total.
  • Split into equal eras - 1991-2002: 20 publications (1.7 per year); 2003-2014: 21 publications (1.8 per year); 2015-2025: 85 publications (7.7 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Takahiro Kozawa 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 Takahiro Kozawa 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. 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+

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
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
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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Takahiro Kozawa publication distribution in Materials Science in 2026 - data summary

  • The chart plots the publication count of all 12,847 Materials Science scientists ranked by Research.com in 2026, grouped into 57 ranges running from 50–69 to 1,163+ publications.
  • The median of the discipline falls in the 250–269 publications range.
  • The most crowded range is 190–209 publications, holding 891 scientists (7% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 330–349 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,163 publications or more, 100 scientists in all (<1% of the field).

Takahiro Kozawa 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 Takahiro Kozawa 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. 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+

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
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
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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Takahiro Kozawa D-index placement in Materials Science in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 12,847 Materials Science scientists ranked by Research.com in 2026, grouped into 64 ranges running from 40–41 to 165+ D-Index.
  • The median of the discipline falls in the 62–63 D-Index range.
  • The most crowded range is 52–53 D-Index, holding 667 scientists (5% of the field).
  • 68% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 165 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Takahiro Kozawa is affiliated with Osaka University in Japan and conducts research primarily in the fields of Engineering and Materials Science. Their work focuses on areas including Electrical and Electronic Engineering, Mechanical Engineering, and Materials Chemistry. Specific research topics cover advancements in battery materials, supercapacitor materials and fabrication, as well as extraction and separation processes.

The scientist has contributed to several publications in well-known venues, including:

  • Advanced Powder Technology
  • Journal of the Society of Powder Technology Japan
  • Scientific Reports
  • Materials & Design
  • International Journal of Applied Ceramic Technology

Some of Takahiro Kozawa's recent papers include:

  • "Effect of ball collision direction on a wet mechanochemical reaction," 2021, Scientific Reports
  • "Wet milling synthesis of NH4CoPO4·H2O platelets: Formation reaction, growth mechanism, and conversion into high-voltage LiCoPO4 cathode for Li-ion batteries," 2020, Materials Research Bulletin
  • "Carbon nanoparticle-entrapped macroporous Mn3O4 microsphere anodes with improved cycling stability for Li-ion batteries," 2022, Scientific Reports

Their research collaborations include frequent coauthors such as Makio Naito, Akira Kondo, Kayo Fukuyama, Junya Kano, and Kizuku Kushimoto.

Kozawa's publications focus notably on advanced battery materials and technologies, including supercapacitor materials and fabrication, with interests expanding to advanced materials and composites as well as photolithography techniques.

Best Publications

  • Raman scattering from LO phonon‐plasmon coupled modes in gallium nitride

    T. Kozawa;T. Kachi;H. Kano;Y. Taga

  • Radiation Chemistry in Chemically Amplified Resists

    Takahiro Kozawa;Seiichi Tagawa

  • Schottky barriers and contact resistances on p‐type GaN

    T. Mori;T. Kozawa;T. Ohwaki;Y. Taga

  • Resist Materials and Processes for Extreme Ultraviolet Lithography

    Toshiro Itani;Takahiro Kozawa

  • Acid distribution in chemically amplified extreme ultraviolet resist

    Takahiro Kozawa;Seiichi Tagawa;Heidi B. Cao;Hai Deng

  • Potential Cause of Inhomogeneous Acid Distribution in Chemically Amplified Resists for Post Optical Lithography

    Hiroki Yamamoto;Takahiro Kozawa;Atsuro Nakano;Kazumasa Okamoto

  • Requirements for laser-induced desorption/ionization on submicrometer structures.

    Shoji Okuno;Ryuichi Arakawa;Kazumasa Okamoto;Yoshinori Matsui

  • Modeling and simulation of chemically amplified electron beam, x-ray, and EUV resist processes

    Takahiro Kozawa;Akinori Saeki;Seiichi Tagawa

  • Study of Acid-Base Equilibrium in Chemically Amplified Resist

    Kenichiro Natsuda;Takahiro Kozawa;Kazumasa Okamoto;Seiichi Tagawa

  • Dependence of Absorption Coefficient and Acid Generation Efficiency on Acid Generator Concentration in Chemically Amplified Resist for Extreme Ultraviolet Lithography

    Ryo Hirose;Takahiro Kozawa;Seiichi Tagawa;Toshiyuki Kai

  • Electron beam effects on blue luminescence of zinc-doped GaN

    Hiroshi Amano;Isamu Akasaki;Takahiro Kozawa;Kazumasa Hiramatsu

  • Resist Parameter Extraction from Line-and-Space Patterns of Chemically Amplified Resist for Extreme Ultraviolet Lithography

    Takahiro Kozawa;Hiroaki Oizumi;Toshiro Itani;Seiichi Tagawa

  • Relationship between Chemical Gradient and Line Edge Roughness of Chemically Amplified Extreme Ultraviolet Resist

    Takahiro Kozawa;Hiroaki Oizumi;Toshiro Itani;Seiichi Tagawa

  • Analysis of acid yield generated in chemically amplified electron beam resist

    Takahiro Kozawa;Takumi Shigaki;Kazumasa Okamoto;Akinori Saeki

  • Monoclinic Li2TiO3 nano-particles via hydrothermal reaction: Processing and structure

    Cheng-Long Yu;Kazumichi Yanagisawa;Sumio Kamiya;Takahiro Kozawa

  • Analysis of Stochastic Effect in Line-and-Space Resist Patterns Fabricated by Extreme Ultraviolet Lithography

    Takahiro Kozawa;Julius Joseph Santillan;Toshiro Itani

  • Analysis of Dose-Pitch Matrices of Line Width and Edge Roughness of Chemically Amplified Fullerene Resist

    Takahiro Kozawa;Hiroaki Oizumi;Toshiro Itani;Seiichi Tagawa

  • Polymer-Structure Dependence of Acid Generation in Chemically Amplified Extreme Ultraviolet Resists

    Hiroki Yamamoto;Takahiro Kozawa;Seiichi Tagawa;Heidi B. Cao

  • Reconstruction of Latent Images from Dose-Pitch Matrices of Line Width and Edge Roughness of Chemically Amplified Resist for Extreme Ultraviolet Lithography

    Takahiro Kozawa;Hiroaki Oizumi;Toshiro Itani;Seiichi Tagawa

  • Acid Generation Mechanism of Poly(4-hydroxystyrene)-Based Chemically Amplified Resists for Post-Optical Lithography: Acid Yield and Deprotonation Behavior of Poly(4-hydroxystyrene) and Poly(4-methoxystyrene)

    Atsuro Nakano;Takahiro Kozawa;Kazumasa Okamoto;Seiichi Tagawa

Frequent Co-Authors

Akinori Saeki
Akinori Saeki Osaka University
Shu Seki
Shu Seki Kyoto University
Kazuyuki Horie
Kazuyuki Horie University of Tokyo
Nobuhiko Sawaki
Nobuhiko Sawaki Aichi Institute of Technology

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