World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
62
Citations
13450
World Ranking
8842
National Ranking
612

Nobuo Iyi 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 Nobuo Iyi sits on this spectrum.

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 publications 1,295+

This scientist: 193 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Nobuo Iyi 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 Nobuo Iyi sits on this spectrum.

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 D-Index 159+

This scientist: 62 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Nobuo Iyi is affiliated with the National Institute for Materials Science in Japan. Their research primarily focuses on materials science, with specific attention to materials chemistry and related subfields.

The scientist's work covers several subfields including materials chemistry, renewable energy, sustainability and the environment, mechanical engineering, inorganic chemistry, and electronic, optical, and magnetic materials.

Main topics of their research include:

  • Layered Double Hydroxides Synthesis and Applications
  • Advanced Photocatalysis Techniques
  • Electronic and Structural Properties of Oxides
  • Covalent Organic Framework Applications
  • Industrial Gas Emission Control
  • Magnesium Oxide Properties and Applications
  • Inorganic Chemistry and Materials

Nobuo Iyi has published in various scientific journals. Notable recent papers are:

  • Controlled release of H2S and NO gases through CO2-stimulated anion exchange, 2020, Nature Communications
  • Systematic Study on Swelling/Delamination of Layered Metal Oxides with Quaternary Ammonium Ions: Production of Well-Shaped/Oversized Unilamellar Nanosheets, 2024, Small Methods
  • Disposable Nitric Oxide Generator Based on a Structurally Deformed Nitrite-Type Layered Double Hydroxide, 2021, Inorganic Chemistry
  • Hydrothermal in situ synthesis of high-crystallinity layered double hydroxide on electrospun polyacrylonitrile non-woven membrane: Application as anion capture filter, 2022, Applied Clay Science
  • NO tablet: autonomous generation of therapeutic nitric oxide in air through redox-promoted CO 2 adsorption, 2025, Science and Technology of Advanced Materials

The frequent coauthors collaborating with Nobuo Iyi include:

  • Shinsuke Ishihara
  • Nobuyuki Sakai
  • Yasuo Ebina
  • Renzhi Ma
  • Takayoshi Sasaki

Common publication venues for their research are:

  • Small Methods
  • Nature Communications
  • Inorganic Chemistry
  • Applied Clay Science
  • Science and Technology of Advanced Materials

Best Publications

  • Synthesis, anion exchange, and delamination of Co-Al layered double hydroxide: assembly of the exfoliated nanosheet/polyanion composite films and magneto-optical studies.

    Zhaoping Liu;Renzhi Ma;Minoru Osada;Nobuo Iyi

  • Comparative study of defect structures in lithium niobate with different compositions

    N. Iyi;K. Kitamura;F. Izumi;J.K. Yamamoto

  • Positively Charged Nanosheets Derived via Total Delamination of Layered Double Hydroxides

    Liang Li;Renzhi Ma;Yasuo Ebina;Nobuo Iyi

  • Exfoliating layered double hydroxides in formamide: a method to obtain positively charged nanosheets

    Renzhi Ma;Zhaoping Liu;Liang Li;Nobuo Iyi

  • Synthesis and Exfoliation of Co2+−Fe3+ Layered Double Hydroxides: An Innovative Topochemical Approach

    Renzhi Ma;Zhaoping Liu;Kazunori Takada;Nobuo Iyi

  • Topochemical Synthesis, Anion Exchange, and Exfoliation of Co−Ni Layered Double Hydroxides: A Route to Positively Charged Co−Ni Hydroxide Nanosheets with Tunable Composition

    Jianbo Liang;Renzhi Ma;Nobuo Iyi;Yasuo Ebina

  • Deintercalation of Carbonate Ions from a Hydrotalcite-Like Compound: Enhanced Decarbonation Using Acid−Salt Mixed Solution

    Nobuo Iyi;Taki Matsumoto;Yoshiro Kaneko;Kenji Kitamura

  • General Synthesis and Structural Evolution of a Layered Family of Ln8(OH)20Cl4·nH2O (Ln = Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Y)

    Fengxia Geng;Yoshitaka Matsushita;Renzhi Ma;Hao Xin

  • General synthesis and delamination of highly crystalline transition-metal-bearing layered double hydroxides.

    Zhaoping Liu;Renzhi Ma;Yasuo Ebina;Nobuo Iyi

  • Topochemical synthesis of monometallic (Co2+-Co3+) layered double hydroxide and its exfoliation into positively charged Co(OH)2 nanosheets

    Renzhi Ma;Kazunori Takada;Katsutoshi Fukuda;Nobuo Iyi

  • Increased optical damage resistance in Sc2O3‐doped LiNbO3

    Joyce K. Yamamoto;Kenji Kitamura;Nobuo Iyi;Shigeyuki Kimura

  • New layered rare-earth hydroxides with anion-exchange properties.

    Fengxia Geng;Fengxia Geng;Hao Xin;Yoshitaka Matsushita;Renzhi Ma

  • Factors affecting the crystal size of the MgAl-LDH (layered double hydroxide) prepared by using ammonia-releasing reagents

    Kentaro Okamoto;Nobuo Iyi;Takayoshi Sasaki

  • Water-swellable MgAl-LDH (layered double hydroxide) hybrids: synthesis, characterization, and film preparation.

    Nobuo Iyi;Yasuo Ebina;Takayoshi Sasaki

  • Luminescence properties of rhodamine 6G intercalated in surfactant/clay hybrid thin solid films.

    Ryo Sasai;Nobuo Iyi;Taketoshi Fujita;Fernando Lopez Arbeloa

  • A Novel Synthetic Route to Layered Double Hydroxides Using Hexamethylenetetramine

    Nobuo Iyi;Taki Matsumoto;Yoshiro Kaneko;Kenji Kitamura

  • Factors influencing the hydration of layered double hydroxides (LDHs) and the appearance of an intermediate second staging phase

    Nobuo Iyi;Kazuko Fujii;Kentaro Okamoto;Takayoshi Sasaki

  • Orientation of an Organic Anion and Second-Staging Structure in Layered Double-Hydroxide Intercalates

    Nobuo Iyi;and Keiji Kurashima;Taketoshi Fujita

  • Adsorption of dodecyl- and octadecyltrimethylammonium ions on a smectite and synthetic micas

    Zenon Klapyta;Taketoshi Fujita;Nobuo Iyi

  • Hollow nanoshell of layered double hydroxide

    Liang Li;Renzhi Ma;Nobuo Iyi;Yasuo Ebina

Frequent Co-Authors

Kenji Kitamura
Kenji Kitamura National Institute for Materials Science
Takayoshi Sasaki
Takayoshi Sasaki National Institute for Materials Science
Renzhi Ma
Renzhi Ma National Institute for Materials Science
Fengxia Geng
Fengxia Geng Soochow University
Yasuo Ebina
Yasuo Ebina National Institute for Materials Science
Fujio Izumi
Fujio Izumi Kyoto University
Yoshio Matsui
Yoshio Matsui National Institute for Materials Science
Yusuke Yamauchi
Yusuke Yamauchi University of Queensland
Yoshitaka Matsushita
Yoshitaka Matsushita National Institute for Materials Science
Jonathan P. Hill
Jonathan P. Hill National Institute for Materials Science

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