World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 64 8153 7400 547 511 391 12663

Hiroko Yamada publications per year

The chart shows the history of publications by Hiroko Yamada between 1965 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Hiroko Yamada published across 61 years, from 1965 to 2025, averaging 10.6 papers a year. Output peaked at 64 publications in 2022. 62 of the 649 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1965 to 2025. Vertical axis: number of publications, 0 to 64. Peak 64 publications in 2022. 1965: 1 publication 1966: 0 publications 1967: 0 publications 1968: 1 publication 1969: 1 publication 1970: 0 publications 1971: 0 publications 1972: 1 publication 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 1 publication 1980: 1 publication 1981: 0 publications 1982: 1 publication 1983: 2 publications 1984: 2 publications 1985: 0 publications 1986: 1 publication 1987: 0 publications 1988: 1 publication 1989: 1 publication 1990: 2 publications 1991: 4 publications 1992: 1 publication 1993: 4 publications 1994: 2 publications 1995: 7 publications 1996: 3 publications 1997: 1 publication 1998: 2 publications 1999: 6 publications 2000: 5 publications 2001: 10 publications 2002: 10 publications 2003: 10 publications 2004: 11 publications 2005: 10 publications 2006: 11 publications 2007: 11 publications 2008: 11 publications 2009: 12 publications 2010: 20 publications 2011: 21 publications 2012: 22 publications 2013: 25 publications 2014: 23 publications 2015: 37 publications 2016: 31 publications 2017: 32 publications 2018: 33 publications 2019: 28 publications 2020: 35 publications 2021: 27 publications 2022: 64 publications 2023: 42 publications 2024: 22 publications 2025: 40 publications
1965 2025

649 publications in total across all disciplines

View publications per year as a table
Hiroko Yamada: publications per year, 1965 to 2025
Year Publications
1965 1
1966 0
1967 0
1968 1
1969 1
1970 0
1971 0
1972 1
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 1
1980 1
1981 0
1982 1
1983 2
1984 2
1985 0
1986 1
1987 0
1988 1
1989 1
1990 2
1991 4
1992 1
1993 4
1994 2
1995 7
1996 3
1997 1
1998 2
1999 6
2000 5
2001 10
2002 10
2003 10
2004 11
2005 10
2006 11
2007 11
2008 11
2009 12
2010 20
2011 21
2012 22
2013 25
2014 23
2015 37
2016 31
2017 32
2018 33
2019 28
2020 35
2021 27
2022 64
2023 42
2024 22
2025 40
Total 649
Download as CSV

Hiroko Yamada 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 Hiroko Yamada 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, 381–400 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: 391 publications — 79th percentile

79% 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
381–400 459 391
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
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
Download as CSV

Hiroko Yamada 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 Hiroko Yamada 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, 64–65 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: 64 D-Index — 56th percentile

56% 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 64
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
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
Download as CSV

Overview

Hiroko Yamada is a researcher affiliated with the Nara Institute of Science and Technology in Japan. Their work primarily spans the fields of materials science and chemistry, with a significant focus on materials chemistry and organic chemistry.

Their research topics cover several specialized areas including crystallization and solubility studies, X-ray diffraction in crystallography, organic electronics and photovoltaics, porphyrin and phthalocyanine chemistry, luminescence and fluorescent materials, synthesis and properties of aromatic compounds, and conducting polymers and applications.

Yamada has contributed to numerous scientific publications in a range of respected venues. Frequent publication venues include:

  • The Cambridge Structural Database
  • ECS Meeting Abstracts
  • Chemistry - A European Journal
  • European Journal of Organic Chemistry
  • Angewandte Chemie International Edition

Key recent research papers include the following:

  • Small bandgap in atomically precise 17-atom-wide armchair-edged graphene nanoribbons (2020, Communications Materials)
  • Dinaphthothiepine Bisimide and Its Sulfoxide: Soluble Precursors for Perylene Bisimide (2020, Journal of the American Chemical Society)
  • Synthesis of polyacene by using a metal-organic framework (2023, Nature Synthesis)
  • On-surface synthesis and characterization of nitrogen-substituted undecacenes (2022, Nature Communications)
  • Synthesis and Morphological Control of Organic Semiconducting Materials Using the Precursor Approach (2020, Bulletin of the Chemical Society of Japan)

The researcher collaborates frequently with a number of colleagues, including:

  • Naoki Aratani
  • Hironobu Hayashi
  • Kyohei Matsuo
  • Daiki Kuzuhara
  • Songlin Xue

Yamada's scientific output includes more than 400 publications across their main fields of study. Their work involves practical applications in organic electronics and photovoltaics, as well as in crystallography techniques and organic synthesis. This interdisciplinary approach supports advancements in both chemical understanding and materials engineering.

Best Publications

  • Light-harvesting and photocurrent generation by gold electrodes modified with mixed self-assembled monolayers of boron-dipyrrin and ferrocene-porphyrin-fullerene triad.

    Hiroshi Imahori;Hiroyuki Norieda;Hiroko Yamada;Yoshinobu Nishimura

  • Design amphiphilic dipolar π-systems for stimuli-responsive luminescent materials using metastable states

    Shiki Yagai;Satoru Okamura;Yujiro Nakano;Mitsuaki Yamauchi

  • Photovoltaic Properties of Self-Assembled Monolayers of Porphyrins and Porphyrin−Fullerene Dyads on ITO and Gold Surfaces

    Hiroko Yamada;Hiroshi Imahori;Yoshinobu Nishimura;Iwao Yamazaki

  • Human protein factory for converting the transcriptome into an in vitro-expressed proteome,.

    Naoki Goshima;Yoshifumi Kawamura;Akiko Fukumoto;Aya Miura

  • Vectorial Multistep Electron Transfer at the Gold Electrodes Modified with Self-Assembled Monolayers of Ferrocene−Porphyrin−Fullerene Triads

    Hiroshi Imahori;Hiroko Yamada;Yoshinobu Nishimura;Iwao Yamazaki, ,‡ and

  • Long-lived charge-separated state generated in a ferrocene-meso,meso-linked porphyrin trimer-fullerene pentad with a high quantum yield.

    Hiroshi Imahori;Yuji Sekiguchi;Yukiyasu Kashiwagi;Tohru Sato

  • Chain Length Effect on the Structure and Photoelectrochemical Properties of Self-Assembled Monolayers of Porphyrins on Gold Electrodes

    Hiroshi Imahori;Hiroyuki Norieda;Yoshinobu Nishimura;Iwao Yamazaki

  • Comparison of reorganization energies for intra- and intermolecular electron transfer.

    Hiroshi Imahori;Hiroko Yamada;Dirk M. Guldi;Yoshito Endo

  • A Molecular Tetrad Allowing Efficient Energy Storage for 1.6 s at 163 K

    Dirk M. Guldi;Hiroshi Imahori;Koichi Tamaki;Yukiyasu Kashiwagi

  • Large photocurrent generation of gold electrodes modified with [60]fullerene-linked oligothiophenes bearing a tripodal rigid anchor.

    Daigo Hirayama;Kazuo Takimiya;Yoshio Aso;Tetsuo Otsubo

  • Photochemical Synthesis of Pentacene and its Derivatives

    Hiroko Yamada;Yuko Yamashita;Makoto Kikuchi;Hikaru Watanabe

  • Exciplex Intermediates in Photoinduced Electron Transfer of Porphyrin−Fullerene Dyads

    Tero J. Kesti;Nikolai V. Tkachenko;Visa Vehmanen;Hiroko Yamada

  • Catalytic effects of dioxygen on intramolecular electron transfer in radical ion pairs of zinc porphyrin-linked fullerenes.

    Shunichi Fukuzumi;Hiroshi Imahori;Hiroko Yamada;Mohamed E. El-Khouly

  • Synthesis, Structure, and Air‐stable N‐type Field‐Effect Transistor Behaviors of Functionalized Octaazanonacene‐8,19‐dione

    Chengyuan Wang;Jing Zhang;Guankui Long;Naoki Aratani

  • Self‐Organization of Hydrogen‐Bonding Naphthalene Chromophores into J‐type Nanorings and H‐type Nanorods: Impact of Regioisomerism

    Shiki Yagai;Yusaku Goto;Xu Lin;Takashi Karatsu

  • LPS-induced ROS generation and changes in glutathione level and their relation to the maturation of human monocyte-derived dendritic cells

    Hiroko Yamada;Toshiyuki Arai;Nobuyuki Endo;Kouhei Yamashita

  • On-surface light-induced generation of higher acenes and elucidation of their open-shell character

    José I. Urgel;Shantanu Mishra;Hironobu Hayashi;Jan Wilhelm

  • Activation of hypoxia-inducible factor 1 during macrophage differentiation

    Tomoyuki Oda;Kiichi Hirota;Kenichiro Nishi;Satoshi Takabuchi

  • Rylene Ribbons with Unusual Diradical Character

    Wangdong Zeng;Hoa Phan;Tun Seng Herng;Tullimilli Y. Gopalakrishna

  • Macrocyclic Polyradicaloids with Unusual Super-ring Structure and Global Aromaticity

    Chunchen Liu;María Eugenia Sandoval-Salinas;María Eugenia Sandoval-Salinas;Yongseok Hong;Tullimilli Y. Gopalakrishna

  • A facile one-pot synthesis of meso-aryl-substituted [14]triphyrin(2.1.1).

    Zhao-Li Xue;Zhen Shen;John Mack;Daiki Kuzuhara

  • Chain Length Effect on Photocurrent from Polymethylene-Linked Porphyrins in Self-Assembled Monolayers

    Hiroshi Imahori;Hiroyuki Norieda;Shinichiro Ozawa;Kiminori Ushida

  • An Investigation of Photocurrent Generation by Gold Electrodes Modified with Self-Assembled Monolayers of C60

    Hiroshi Imahori;Takayuki Azuma;Anawat Ajavakom;Hiroyuki Norieda

Frequent Co-Authors

Naoki Aratani
Naoki Aratani Nara Institute of Science and Technology
Hiroshi Imahori
Hiroshi Imahori Kyoto University
Shunichi Fukuzumi
Shunichi Fukuzumi Osaka University
Yoshiteru Sakata
Yoshiteru Sakata Osaka University
John Mack
John Mack Rhodes University
Atsuhiro Osuka
Atsuhiro Osuka Kyoto University
Alejandro L. Briseno
Alejandro L. Briseno University of Massachusetts Amherst
Jishan Wu
Jishan Wu National University of Singapore
Qichun Zhang
Qichun Zhang City University of Hong Kong
Dongho Kim
Dongho Kim Yonsei University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For those interested in expanding their expertise beyond traditional Chemistry, related fields like forensic science and criminal justice offer promising online degree options. Pursuing the cheapest online forensic science degree can provide an affordable pathway into a dynamic career that applies chemical knowledge to crime scene investigation and evidence analysis.

Graduate students looking to specialize further may consider an online master's degree in forensic psychology, which blends principles of psychology and criminal behavior—complementing a scientific background with insight into the human mind.

Exploring various careers in forensics reveals a wide range of opportunities, from forensic chemists to crime lab technicians. Many of these roles require specialized training but benefit greatly from a strong foundation in Chemistry.

When considering these options, it's important to factor in tuition and affordability. The criminal justice degree cost can vary significantly between programs, so researching and comparing costs early will help students make informed choices that align with their career goals.

Best Scientists Citing Hiroko Yamada

Trending Scientists

Recently Published Articles