World's Best Scientists 2026 revealed!
Yuichi Ohya

Yuichi Ohya

D-Index & Metrics

Materials Science

D-Index
42
Citations
6105
World Ranking
12601
National Ranking
796

Chemistry

D-Index
43
Citations
6222
World Ranking
17283
National Ranking
1364

Yuichi Ohya 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 Yuichi Ohya sits on this spectrum.

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 publications 1,163+

This scientist: 191 publications — 27th percentile

27% of scientists in this discipline score the same or lower.

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

Yuichi Ohya 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 Yuichi Ohya sits on this spectrum.

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 D-Index 165+

This scientist: 42 D-Index — 3rd percentile

3% of scientists in this discipline score the same or lower.

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

Overview

Yuichi Ohya is affiliated with Kansai University in Japan and has contributed extensively to research in Medicine, Materials Science, and Biochemistry, Genetics and Molecular Biology. Their work spans multiple subfields, including Biomaterials, Surgery, Molecular Biology, Molecular Medicine, and Biomedical Engineering.

The scientist's research focuses on several key topics such as electrospun nanofibers in biomedical applications, hydrogels including their synthesis, properties, and applications, RNA interference and gene delivery, immunotherapy and immune responses, tissue engineering and regenerative medicine, mesenchymal stem cell research, and the synthesis and properties of biodegradable polymers.

Recent papers authored by Yuichi Ohya cover a variety of themes, with several published in high-impact scientific journals. Examples include:

  • Preparation of hyaluronic acid-coated polymeric micelles for nasal vaccine delivery, 2022, Biomaterials Science
  • Cellular therapy for myocardial ischemia using a temperature-responsive biodegradable injectable polymer system with adipose-derived stem cells, 2021, Science and Technology of Advanced Materials
  • Temperature-responsive biodegradable injectable polymers with tissue adhesive properties, 2021, Acta Biomaterialia
  • Small-Diameter Synthetic Vascular Graft Immobilized with the REDV Peptide Reduces Early-Stage Fibrin Clot Deposition and Results in Graft Patency in Rats, 2020, Biomacromolecules
  • Modification of decellularized vascular xenografts with 8-arm polyethylene glycol suppresses macrophage infiltration but maintains graft degradability, 2020, Journal of Biomedical Materials Research Part A

Yuichi Ohya frequently collaborates with several researchers, among whom are:

  • Akinori Kuzuya
  • Yuta Yoshizaki
  • Nobuo Murase
  • Kenta Horii
  • Soichiro Fujiwara

Their work has been published repeatedly in certain venues, reinforcing a sustained engagement with specific fields. Frequent publication venues include:

  • Biomacromolecules
  • Journal of Biomedical Materials Research Part A
  • Polymer Chemistry
  • Angewandte Chemie
  • Angewandte Chemie International Edition

Yuichi Ohya's scientific output is marked by interdisciplinary approaches, combining aspects of materials science and medicine to address biomedical challenges using advanced polymer systems, nanotechnology, and cellular therapies.

Best Publications

  • Release Behavior of 5-Fluorouracil from Chitosan-Gel Nanospheres Immobilizing 5-Fluorouracil Coated with Polysaccharides and Their Cell Specific Cytotoxicity

    Yuichi Ohya;Masahiro Shiratani;Hironao Kobayashi;Tatsuro Ouchi

  • Temperature-Induced Hydrogels Through Self-Assembly of Cholesterol-Substituted Star PEG-b-PLLA Copolymers: An Injectable Scaffold for Tissue Engineering†

    Koji Nagahama;Tatsuro Ouchi;Yuichi Ohya

  • Aggregation phenomenon of PEG-grafted chitosan in aqueous solution

    Tatsuro Ouchi;Hidetoshi Nishizawa;Yuichi Ohya

  • Formation of core-shell type biodegradable polymeric micelles from amphiphilic poly(aspartic acid)-block-polylactide diblock copolymer.

    Hidetoshi Arimura;Yuichi Ohya;Tatsuro Ouchi

  • Biodegradable Shape-Memory Polymers Exhibiting Sharp Thermal Transitions and Controlled Drug Release

    Koji Nagahama;Yuichi Ueda;Tatsuro Ouchi;Yuichi Ohya

  • Synthesis of branched poly(lactide) using polyglycidol and thermal, mechanical properties of its solution-cast film

    Tatsuro Ouchi;Shunsuke Ichimura;Yuichi Ohya

  • Possibility of application of quaternary chitosan having pendant galactose residues as gene delivery tool

    Jun-ichi Murata;Yuichi Ohya;Tatsuro Ouchi

  • Biodegradable nanogel formation of polylactide-grafted dextran copolymer in dilute aqueous solution and enhancement of its stability by stereocomplexation.

    Koji Nagahama;Yousuke Mori;Yuichi Ohya;Tatsuro Ouchi

  • Graft Polymerization of l-Lactide on Pullulan through the Trimethylsilyl Protection Method and Degradation of the Graft Copolymers

    Yuichi Ohya;Shotaro Maruhashi;Tatsuro Ouchi

  • Design of lactide copolymers as biomaterials

    Tatsuro Ouchi;Yuichi Ohya

  • Release behaviour of 5-fluorouracil from chitosan-gel microspheres immobilizing 5-fluorouracil derivative coated with polysaccharides and their cell specific recognition.

    Y. Ohya;T. Takei;H. Kobayashi;T. Ouchi

  • Design of quaternary chitosan conjugate having antennary galactose residues as a gene delivery tool

    Jun-ichi Murata;Yuichi Ohya;Tatsuro Ouchi

  • Synthesis and enzymatic hydrolysis of lactic acid–depsipeptide copolymers with functionalized pendant groups

    Tatsuro Ouchi;Tatsuya Nozaki;Akira Ishikawa;Isao Fujimoto

  • Synthesis of Novel Comb-Type Polylactide and Its Biodegradability

    Fumitaka Tasaka;Yuichi Ohya;Tatsuro Ouchi

  • Synthesis of Comb-Type Biodegradable Polylactide through Depsipeptide-Lactide Copolymer Containing Serine Residues

    Fumitaka Tasaka;Hidetake Miyazaki;Yuichi Ohya;Tatsuro Ouchi

  • Nanomechanical molecular devices made of DNA origami.

    Akinori Kuzuya;Yuichi Ohya

  • Multistep fluorescence resonance energy transfer in sequential chromophore array constructed on oligo-DNA assemblies

    Yuichi Ohya;Kentaro Yabuki;Masafumi Hashimoto;and Atsushi Nakajima

  • Modification of polylactide upon physical properties by solution-cast blends from polylactide and polylactide-grafted dextran

    Tatsuro Ouchi;Tomohiro Kontani;Yuichi Ohya

  • Preparation and Characterization of Polypseudorotaxanes Based on Biodegradable Poly(l-lactide)/Poly(ethylene glycol) Triblock Copolymers

    Hak Soo Choi;Tooru Ooya;Shintaro Sasaki;Nobuhiko Yui

  • The Formation of Biodegradable Polymeric Micelles from Newly Synthesized Poly(aspartic acid)‐block‐Polylactide AB‐Type Diblock Copolymers

    Hidetoshi Arimura;Yuichi Ohya;Tatsuro Ouchi

Frequent Co-Authors

Nobuhiko Yui
Nobuhiko Yui Tokyo Medical and Dental University
Hideto Tsuji
Hideto Tsuji Toyohashi University of Technology
Makoto Komiyama
Makoto Komiyama University of Tokyo
Akio Kishida
Akio Kishida Tokyo Medical and Dental University
Tadashi Uragami
Tadashi Uragami Kansai University
Tooru Ooya
Tooru Ooya Kobe University
Shinji Takai
Shinji Takai Kitasato University
Kazuki Sada
Kazuki Sada Hokkaido University
Hitoshi Tamiaki
Hitoshi Tamiaki Ritsumeikan University
Jonathan L. Sessler
Jonathan L. Sessler The University of Texas at Austin

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