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Yoshinobu Aoyagi

Yoshinobu Aoyagi

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 71 4292 4155 196 192 765 16184

Yoshinobu Aoyagi publications per year

The chart shows the history of publications by Yoshinobu Aoyagi between 1966 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yoshinobu Aoyagi published across 60 years, from 1966 to 2025, averaging 14.1 papers a year. Output peaked at 52 publications in 1994. 1 of the 846 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1966 to 2025. Vertical axis: number of publications, 0 to 52. Peak 52 publications in 1994. 1966: 1 publication 1967: 1 publication 1968: 0 publications 1969: 0 publications 1970: 0 publications 1971: 2 publications 1972: 1 publication 1973: 2 publications 1974: 4 publications 1975: 4 publications 1976: 7 publications 1977: 2 publications 1978: 3 publications 1979: 8 publications 1980: 3 publications 1981: 4 publications 1982: 4 publications 1983: 12 publications 1984: 6 publications 1985: 8 publications 1986: 10 publications 1987: 17 publications 1988: 22 publications 1989: 13 publications 1990: 20 publications 1991: 16 publications 1992: 29 publications 1993: 22 publications 1994: 52 publications 1995: 40 publications 1996: 48 publications 1997: 50 publications 1998: 44 publications 1999: 46 publications 2000: 42 publications 2001: 51 publications 2002: 44 publications 2003: 36 publications 2004: 34 publications 2005: 29 publications 2006: 25 publications 2007: 26 publications 2008: 26 publications 2009: 6 publications 2010: 1 publication 2011: 3 publications 2012: 3 publications 2013: 3 publications 2014: 4 publications 2015: 0 publications 2016: 4 publications 2017: 2 publications 2018: 2 publications 2019: 2 publications 2020: 0 publications 2021: 1 publication 2022: 0 publications 2023: 0 publications 2024: 0 publications 2025: 1 publication
1966 2025

846 publications in total across all disciplines

View publications per year as a table
Yoshinobu Aoyagi: publications per year, 1966 to 2025
Year Publications
1966 1
1967 1
1968 0
1969 0
1970 0
1971 2
1972 1
1973 2
1974 4
1975 4
1976 7
1977 2
1978 3
1979 8
1980 3
1981 4
1982 4
1983 12
1984 6
1985 8
1986 10
1987 17
1988 22
1989 13
1990 20
1991 16
1992 29
1993 22
1994 52
1995 40
1996 48
1997 50
1998 44
1999 46
2000 42
2001 51
2002 44
2003 36
2004 34
2005 29
2006 25
2007 26
2008 26
2009 6
2010 1
2011 3
2012 3
2013 3
2014 4
2015 0
2016 4
2017 2
2018 2
2019 2
2020 0
2021 1
2022 0
2023 0
2024 0
2025 1
Total 846
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Yoshinobu Aoyagi 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 Yoshinobu Aoyagi 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, 750–769 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: 765 publications — 96th percentile

96% 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
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 52 765
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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Yoshinobu Aoyagi 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 Yoshinobu Aoyagi 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, 70–71 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: 71 D-Index — 68th percentile

68% 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
70–71 378 71
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

Yoshinobu Aoyagi is affiliated with Ritsumeikan University in Japan, specializing in research areas spanning engineering and materials science. Their work primarily addresses the development and characterization of advanced materials with a focus on laser technologies and optical properties.

Aoyagi's research extensively covers solid state laser technologies and luminescence properties of advanced materials. Other topics include photorefractive and nonlinear optics, semiconductor lasers and optical devices, glass properties and applications, optical and acousto-optic technologies, and acoustic wave resonator technologies.

Their scholarly output covers multiple subfields of study, especially:

  • Electrical and Electronic Engineering
  • Materials Chemistry
  • Atomic and Molecular Physics, and Optics
  • Ceramics and Composites
  • Biomedical Engineering

Aoyagi has published in various venues, including:

  • Bulletin of the Lebedev Physics Institute
  • Optical Materials
  • Ceramics International
  • Journal of Physics Conference Series
  • Journal of Communications Technology and Electronics

Recent papers authored or coauthored by Aoyagi illustrate a focus on laser ceramics and optical materials, including:

  • Influence of CaO/MgO ratio on Cr3+ to Cr4+ conversion efficiency in YAG:Cr4+ ceramic saturable absorbers (2020, Optical Materials)
  • Comparative study of LuxY1-xAG (x=0..1) laser ceramics doped with 5% Yb3+ (2021, Ceramics International)
  • Comparative study of Yb (3+) doped LuYAG laser ceramic: optical, structure and lasing properties (2021, Journal of Physics Conference Series)
  • Effect of Raw Material on the Properties of LuAG:Cr4+ Ceramics (2023, Journal of Communications Technology and Electronics)
  • Fabrication and Study of Generation Characteristics of Monolithic Ceramic Microchip Nd3+:YAG/Cr4+:YAG Lasers (2024, Bulletin of the Lebedev Physics Institute)

Frequent collaborators in their research include К. В. Лопухин, А.Л. Коромыслов, I. M. Tupitsyn, E. A. Cheshev, and В.В. Балашов, reflecting an interdisciplinary approach and collaboration within the field.

Best Publications

  • Self‐assembling GaN quantum dots on AlxGa1−xN surfaces using a surfactant

    Satoru Tanaka;Sohachi Iwai;Yoshinobu Aoyagi

  • Microassembly of semiconductor three-dimensional photonic crystals.

    Kanna Aoki;Hideki T. Miyazaki;Hideki Hirayama;Kyoji Inoshita

  • Anti-Surfactant in III-Nitride Epitaxy –Quantum Dot Formation and Dislocation Termination–

    Satoru Tanaka;Misaichi Takeuchi;Yoshinobu Aoyagi

  • Remarkable breakdown voltage enhancement in AlGaN channel high electron mobility transistors

    Takuma Nanjo;Misaichi Takeuchi;Muneyoshi Suita;Toshiyuki Oishi

  • Near-field optical mapping of exciton wave functions in a gaas quantum dot

    K. Matsuda;T. Saiki;S. Nomura;M. Mihara

  • In-crystal and surface charge transport of electric-field-induced carriers in organic single-crystal semiconductors

    J. Takeya;J. Kato;K. Hara;K. Hara;M. Yamagishi

  • Carbon nanotube devices for nanoelectronics

    K. Tsukagoshi;N. Yoneya;S. Uryu;Y. Aoyagi

  • Marked enhancement of 320–360 nm ultraviolet emission in quaternary InxAlyGa1−x−yN with In-segregation effect

    Hideki Hirayama;Atsuhiro Kinoshita;Takayoshi Yamabi;Yasushi Enomoto

  • Hall Effect of Quasi-Hole Gas in Organic Single-Crystal Transistors

    Jun Takeya;Kazuhito Tsukagoshi;Yoshinobu Aoyagi;Taishi Takenobu

  • Room-temperature operation at 333 nm of Al0.03Ga0.97N/Al0.25Ga0.75N quantum-well light-emitting diodes with Mg-doped superlattice layers

    A. Kinoshita;H. Hirayama;M. Ainoya;Y. Aoyagi

  • Intense photoluminescence from self-assembling InGaN quantum dots artificially fabricated on AlGaN surfaces

    Hideki Hirayama;Satoru Tanaka;Peter Ramvall;Yoshinobu Aoyagi

  • Charge injection process in organic field-effect transistors

    Takeo Minari;Tetsuhiko Miyadera;Kazuhito Tsukagoshi;Yoshinobu Aoyagi

  • High-performance transparent flexible transistors using carbon nanotube films

    Taishi Takenobu;Tetsuo Takahashi;Takayoshi Kanbara;Kazuhito Tsukagoshi

  • Contact-metal dependent current injection in pentacene thin-film transistors

    S. D. Wang;T. Minari;T. Miyadera;K. Tsukagoshi

  • Modification of the electric conduction at the pentacene∕SiO2 interface by surface termination of SiO2

    Iwao Yagi;Kazuhito Tsukagoshi;Yoshinobu Aoyagi

  • Observation of confinement-dependent exciton binding energy of GaN quantum dots

    Peter Ramvall;Satoru Tanaka;Shintaro Nomura;Philippe Riblet

  • Local structure analysis of an optically active center in Er-doped ZnO thin film

    Masashi Ishii;Shuji Komuro;Takitaro Morikawa;Yoshinobu Aoyagi

  • Lead-Orientation-Dependent Wave Function Scarring in Open Quantum Dots

    J. P. Bird;R. Akis;D. K. Ferry;Dragica Vasileska

  • Nonlocal quantum transport in narrow multibranched electron wave guide of GaAs-AlGaAs

    Y. Takagaki;K. Gamo;S. Namba;S. Ishida

  • Determination of photoluminescence mechanism in InGaN quantum wells

    Philippe Riblet;Hideki Hirayama;Atsuhiro Kinoshita;Akira Hirata

Frequent Co-Authors

David K. Ferry
David K. Ferry Arizona State University
Kazuhito Tsukagoshi
Kazuhito Tsukagoshi National Institute for Materials Science
Takeo Minari
Takeo Minari National Institute for Materials Science
Dragica Vasileska
Dragica Vasileska Arizona State University
Yoshihiro Hamakawa
Yoshihiro Hamakawa Osaka University
Yoshichika Otani
Yoshichika Otani University of Tokyo
Sui-Dong Wang
Sui-Dong Wang Soochow University
Yongfeng Lu
Yongfeng Lu University of Nebraska–Lincoln

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