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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 67 6978 6322 451 422 212 14679

Naoki Asao publications per year

The chart shows the history of publications by Naoki Asao between 1987 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Naoki Asao published across 39 years, from 1987 to 2025, averaging 5.6 papers a year. Output peaked at 17 publications in 1995. 1 of the 220 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1987 to 2025. Vertical axis: number of publications, 0 to 17. Peak 17 publications in 1995. 1987: 1 publication 1988: 1 publication 1989: 2 publications 1990: 4 publications 1991: 2 publications 1992: 1 publication 1993: 5 publications 1994: 8 publications 1995: 17 publications 1996: 7 publications 1997: 4 publications 1998: 5 publications 1999: 4 publications 2000: 7 publications 2001: 9 publications 2002: 5 publications 2003: 6 publications 2004: 4 publications 2005: 8 publications 2006: 8 publications 2007: 3 publications 2008: 7 publications 2009: 3 publications 2010: 6 publications 2011: 7 publications 2012: 12 publications 2013: 12 publications 2014: 14 publications 2015: 16 publications 2016: 10 publications 2017: 8 publications 2018: 1 publication 2019: 5 publications 2020: 2 publications 2021: 1 publication 2022: 0 publications 2023: 4 publications 2024: 0 publications 2025: 1 publication
1987 2025

220 publications in total across all disciplines

View publications per year as a table
Naoki Asao: publications per year, 1987 to 2025
Year Publications
1987 1
1988 1
1989 2
1990 4
1991 2
1992 1
1993 5
1994 8
1995 17
1996 7
1997 4
1998 5
1999 4
2000 7
2001 9
2002 5
2003 6
2004 4
2005 8
2006 8
2007 3
2008 7
2009 3
2010 6
2011 7
2012 12
2013 12
2014 14
2015 16
2016 10
2017 8
2018 1
2019 5
2020 2
2021 1
2022 0
2023 4
2024 0
2025 1
Total 220
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Naoki Asao 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 Naoki Asao 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, 201–220 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: 212 publications — 37th percentile

37% 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 1,281 212
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
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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Naoki Asao 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 Naoki Asao 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, 66–67 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: 67 D-Index — 62nd percentile

62% 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 67
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
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Overview

Naoki Asao is affiliated with Shinshu University in Japan and is active in the fields of Materials Science and Chemistry. Their research spans various subfields including Materials Chemistry, Organic Chemistry, Molecular Biology, Renewable Energy, Sustainability and the Environment, and Endocrinology, Diabetes and Metabolism.

Asao's recent research outputs showcase a focus on diverse scientific topics such as electrocatalysts for energy conversion, crystallization and solubility studies, X-ray diffraction in crystallography, bioactive natural compounds, natural antidiabetic agents studies, natural product bioactivities and synthesis, and advanced photocatalysis techniques.

The scientist has contributed to multiple publications in recognized scientific venues. These include:

  • Bioorganic & Medicinal Chemistry
  • Chemical Communications
  • The Cambridge Structural Database
  • Catalysis Science & Technology
  • Journal of Polymer Science

Some recent papers authored or co-authored by Naoki Asao are:

  • Induction of enantio-selective apoptosis in human leukemia HL-60 cells by (S)-erypoegin K, an isoflavone isolated from Erythrina poeppigiana, published in 2020 in Bioorganic & Medicinal Chemistry
  • Amorphous/low-crystalline core/shell-type nanoparticles as highly efficient and self-stabilizing catalysts for alkaline hydrogen evolution, published in 2020 in Chemical Communications
  • (S)-Erypoegin K, an isoflavone isolated from Erythrina poeppigiana, is a novel inhibitor of topoisomerase IIα: Induction of G2 phase arrest in human gastric cancer cells, published in 2020 in Bioorganic & Medicinal Chemistry
  • Photocatalytic dehydrative etherification of alcohols with a nanoporous gold catalyst, published in 2022 in Chemical Communications
  • Enzyme-inspired catalysts with high activity and selectivity for oxidative polymerization of 2-phenylphenol, published in 2023 in Catalysis Science & Technology

Frequent collaborators include:

  • Vivek S. Raut
  • Akiyuki Nakano
  • Hideyuki Higashimura
  • Akane Ando
  • Kiyoshi Fujisawa

The range of research topics covered by Naoki Asao demonstrates a multidisciplinary approach, with a considerable focus on catalysis, natural product bioactivity, and the application of advanced analytical techniques in chemistry and materials science.

Best Publications

  • SELECTIVE REACTIONS USING ALLYLIC METALS

    Yoshinori. Yamamoto;Naoki. Asao

  • Atomic origins of the high catalytic activity of nanoporous gold

    Takeshi Fujita;Takeshi Fujita;Pengfei Guan;Keith P McKenna;Keith P McKenna;Xingyou Lang

  • Lewis acid-catalyzed benzannulation via unprecedented [4+2] cycloaddition of o-alkynyl(oxo)benzenes and enynals with alkynes.

    Naoki Asao;Tsutomu Nogami;Sunyoung Lee;Yoshinori Yamamoto

  • AuCl3-Catalyzed Benzannulation: Synthesis of Naphthyl Ketone Derivatives from o-Alkynylbenzaldehydes with Alkynes

    Naoki Asao;Kumiko Takahashi;Sunyoung Lee;Taisuke Kasahara

  • AuBr3-Catalyzed [4 + 2] Benzannulation between an Enynal Unit and Enol

    Naoki Asao;Haruo Aikawa;Yoshinori Yamamoto

  • Pd(II) acts simultaneously as a Lewis acid and as a transition-metal catalyst: synthesis of cyclic alkenyl ethers from acetylenic aldehydes.

    Naoki Asao;Tsutomu Nogami;Kumiko Takahashi;Yoshinori Yamamoto

  • Stat3 as a Therapeutic Target for the Treatment of Psoriasis: A Clinical Feasibility Study with STA-21, a Stat3 Inhibitor

    Ken Miyoshi;Mikiro Takaishi;Kimiko Nakajima;Mitsunori Ikeda

  • Nanostructured materials as catalysts: nanoporous-gold-catalyzed oxidation of organosilanes with water.

    Naoki Asao;Yoshifumi Ishikawa;Naoya Hatakeyama;Menggenbateer

  • Direct Mannich and Nitro-Mannich Reactions with Non-Activated Imines: AgOTf-Catalyzed Addition of Pronucleophiles to ortho-Alkynylaryl Aldimines Leading to 1,2-Dihydroisoquinolines

    Naoki Asao;Salprima Yudha S.;Tsutomu Nogami;Yoshinori Yamamoto

  • AuBr3- and Cu(OTf)2-catalyzed intramolecular [4 + 2] cycloaddition of tethered alkynyl and alkenyl enynones and enynals: a new synthetic method for functionalized polycyclic hydrocarbons.

    Naoki Asao;Kenichiro Sato;Menggenbateer;Yoshinori Yamamoto

  • Gold- and Copper-Catalyzed [4+2] Benzannulations between Enynal or Enynone Units and 2π-Systems

    Naoki Asao

  • Functionalized 1,2‐Dihydronaphthalenes from the Cu(OTf)2‐Catalyzed [4+2] Cycloaddition of o‐Alkynyl(oxo)benzenes with Alkenes

    Naoki Asao;Taisuke Kasahara;Yoshinori Yamamoto

  • Nanoporous Gold Catalyst for Highly Selective Semihydrogenation of Alkynes: Remarkable Effect of Amine Additives

    Mei Yan;Tienan Jin;Yoshifumi Ishikawa;Taketoshi Minato

  • Bottom-up graphene-nanoribbon fabrication reveals chiral edges and enantioselectivity.

    Patrick Han;Kazuto Akagi;Filippo Federici Canova;Hirotaka Mutoh

  • Palladium-Catalyzed Addition of Activated Methylene and Methyne Compounds to Allenes

    Yoshinori Yamamoto;Mohammad Al-Masum;Naoki Asao

  • Lewis acid-catalyzed [4 + 2] benzannulation between enynal units and enols or enol ethers: novel synthetic tools for polysubstituted aromatic compounds including indole and benzofuran derivatives.

    Naoki Asao;Haruo Aikawa

  • Fabrication of Pd–Ni–P Metallic Glass Nanoparticles and Their Application as Highly Durable Catalysts in Methanol Electro-oxidation

    Ming Zhao;Katsuhiro Abe;Shin Ichi Yamaura;Yoshinori Yamamoto;Yoshinori Yamamoto

  • Lewis Acid Catalyzed Highly Regio- and Stereocontrolled Trans-Hydrosilylation of Alkynes and Allenes

    Tomoko Sudo;Naoki Asao;Vladimir Gevorgyan;Yoshinori Yamamoto

  • Formation and properties of Au-based nanograined metallic glasses

    N. Chen;R. Frank;N. Asao;D.V. Louzguine-Luzgin

  • Metal‐Catalyzed Annulation Reactions for π‐Conjugated Polycycles

    Tienan Jin;Jian Zhao;Naoki Asao;Yoshinori Yamamoto;Yoshinori Yamamoto

Frequent Co-Authors

Yoshinori Yamamoto
Yoshinori Yamamoto Tohoku University
Tienan Jin
Tienan Jin Tohoku University
Keiji Maruoka
Keiji Maruoka Kyoto University
Mingwei Chen
Mingwei Chen Southern University of Science and Technology
Katsumi Tanigaki
Katsumi Tanigaki Beijing Academy of Quantum Information Sciences
Shinya Tanaka
Shinya Tanaka Hokkaido University
Hidekazu Shimotani
Hidekazu Shimotani Tohoku University
Takeshi Fujita
Takeshi Fujita Kochi University of Technology
Liyuan Han
Liyuan Han Shanghai Jiao Tong University
Tadafumi Adschiri
Tadafumi Adschiri Tohoku University

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