World's Best Scientists 2026 revealed!
Hitoshi Tamiaki

Hitoshi Tamiaki

D-Index & Metrics

Chemistry

D-Index
65
Citations
15407
World Ranking
7645
National Ranking
508

Hitoshi Tamiaki 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 Hitoshi Tamiaki 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: 594 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

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

Hitoshi Tamiaki 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 Hitoshi Tamiaki 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: 65 D-Index — 58th percentile

58% of scientists in this discipline score the same or lower.

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

Overview

Hitoshi Tamiaki is affiliated with Ritsumeikan University in Japan and has an extensive research portfolio spanning the fields of Materials Science and Biochemistry, Genetics and Molecular Biology. Their work integrates multiple subfields, including Molecular Biology, Materials Chemistry, Electrical and Electronic Engineering, Renewable Energy, Sustainability and the Environment, and Inorganic Chemistry.

Their research primarily focuses on topics such as Photosynthetic Processes and Mechanisms, Porphyrin and Phthalocyanine Chemistry, Metal-Catalyzed Oxygenation Mechanisms, Photoreceptor and Optogenetics Research, Perovskite Materials and Applications, Spectroscopy and Quantum Chemical Studies, and MXene and MAX Phase Materials.

Among their recent publications are the following papers:

  • Chlorophyll Derivative-Sensitized TiO2 Electron Transport Layer for Record Efficiency of Cs2AgBiBr6 Double Perovskite Solar Cells, 2021, Journal of the American Chemical Society
  • Photoactive Zn-Chlorophyll Hole Transporter-Sensitized Lead-Free Cs2AgBiBr6 Perovskite Solar Cells, 2020, Solar RRL
  • Chlorosome-Like Molecular Aggregation of Chlorophyll Derivative on Ti3C2Tx MXene Nanosheets for Efficient Noble Metal-Free Photocatalytic Hydrogen Evolution, 2020, Advanced Materials Interfaces
  • Semisynthetic Chlorophyll Derivatives Toward Solar Energy Applications, 2020, Solar RRL
  • Supramolecular chlorophyll aggregates inspired from specific light-harvesting antenna "chlorosome": Static nanostructure, dynamic construction process, and versatile application, 2020, Journal of Photochemistry and Photobiology C Photochemistry Reviews

Tamiaki's frequent co-authors include:

  • Shin-ichi Sasaki
  • Xiaofeng Wang
  • Shin Ogasawara
  • Mitsuaki Hirose
  • Jiro Harada

Their research has been published repeatedly in a selection of specialized scientific journals. Frequent publication venues include:

  • Journal of Photochemistry and Photobiology A Chemistry
  • Tetrahedron
  • Chemistry Letters
  • Bulletin of the Chemical Society of Japan
  • Journal of Porphyrins and Phthalocyanines

Best Publications

  • Synthetic Zinc and Magnesium Chlorin Aggregates as Models for Supramolecular Antenna Complexes in Chlorosomes of Green Photosynthetic Bacteria

    Hitoshi Tamiaki;Masaaki Amakawa;Yoshiyuki Shimono;Rikuhei Tanikaga

  • Supramolecular structure in extramembraneous antennae of green photosynthetic bacteria

    Hitoshi Tamiaki

  • Spectral properties of single light-harvesting complexes in bacterial photosynthesis

    Yoshitaka Saga;Yutaka Shibata;Hitoshi Tamiaki

  • Self-aggregation of synthetic zinc chlorins with a chiral 1-hydroxyethyl group as a model for in vivo epimeric bacteriochlorophyll-c and d aggregates

    Hitoshi Tamiaki;Shoichiro Takeuchi;Seiichi Tsudzuki;Tomohiro Miyatake

  • The 17‐Propionate Function of (Bacterio)chlorophylls: Biological Implication of Their Long Esterifying Chains in Photosynthetic Systems†

    Hitoshi Tamiaki;Reiko Shibata;Tadashi Mizoguchi

  • Photocatalytic degradation of methylene blue by TiO2 film and Au particles-TiO2 composite film

    Chihiro Yogi;Kazuo Kojima;Noriyuki Wada;Hiroshi Tokumoto

  • X-ray crystal structure of the light-independent protochlorophyllide reductase

    Norifumi Muraki;Jiro Nomata;Kozue Ebata;Tadashi Mizoguchi

  • Cyclic tetrapyrrole based molecules for dye-sensitized solar cells

    Xiao-Feng Wang;Hitoshi Tamiaki

  • Chlorophyll Derivative-Sensitized TiO2 Electron Transport Layer for Record Efficiency of Cs2AgBiBr6 Double Perovskite Solar Cells.

    Baoning Wang;Na Li;Lin Yang;Chunxiang Dall’Agnese

  • Self-aggregates of natural chlorophylls and their synthetic analogues in aqueous media for making light-harvesting systems

    Tomohiro Miyatake;Hitoshi Tamiaki

  • Self-aggregates of bacteriochlorophylls-c, d and e in a light-harvesting antenna system of green photosynthetic bacteria: Effect of stereochemistry at the chiral 3-(1-hydroxyethyl) group on the supramolecular arrangement of chlorophyllous pigments

    Tomohiro Miyatake;Hitoshi Tamiaki

  • Self‐Assembly of an Artificial Light‐Harvesting Antenna: Energy Transfer from a Zinc Chlorin to a Bacteriochlorin in a Supramolecular Aggregate

    Hitoshi Tamiaki;Tomohiro Miyatake;Rikukei Tanikaga;Alfred R. Holzwarth

  • Chlorophyll-a Derivatives with Various Hydrocarbon Ester Groups for Efficient Dye-Sensitized Solar Cells: Static and Ultrafast Evaluations on Electron Injection and Charge Collection Processes

    Xiao-Feng Wang;Xiao-Feng Wang;Hitoshi Tamiaki;Li Wang;Naoto Tamai

  • A second nitrogenase-like enzyme for bacteriochlorophyll biosynthesis: reconstitution of chlorophyllide a reductase with purified X-protein (BchX) and YZ-protein (BchY-BchZ) from Rhodobacter capsulatus.

    Jiro Nomata;Tadashi Mizoguchi;Hitoshi Tamiaki;Yuichi Fujita

  • Recognition and sensing of chiral biological substrates via lanthanide coordination chemistry

    Hiroshi Tsukube;Satoshi Shinoda;Hitoshi Tamiaki

  • Aggregation of synthetic zinc chlorins with several esterified alkyl chains as models of bacteriochlorophyll-c homologs

    Hitoshi Tamiaki;Shinya Miyata;Yasuhiko Kureishi;Rikuhei Tanikaga

  • Efficient Dye-Sensitized Solar Cell Based on oxo-Bacteriochlorin Sensitizers with Broadband Absorption Capability

    Xiao-Feng Wang;Osamu Kitao;Haoshen Zhou;Hitoshi Tamiaki

  • Dye-sensitized solar cells using a chlorophyll a derivative as the sensitizer and carotenoids having different conjugation lengths as redox spacers

    Xiao-Feng Wang;Junfeng Xiang;Peng Wang;Yasushi Koyama

  • Resonance Raman-Spectroscopic Study of Metallochlorin Aggregates - Implications for the Supramolecular Structure in Chlorosomal Bchl-C Antennae of Green Bacteria

    Peter Hildebrandt;Hitoshi Tamiaki;Alfred R. Holzwarth;Kurt Schaffner

  • Synthetic zinc tetrapyrroles complexing with pyridine as a single axial ligand.

    Hitoshi Tamiaki;Shiki Yagai;Tomohiro Miyatake

  • Effects of plant carotenoid spacers on the performance of a dye-sensitized solar cell using a chlorophyll derivative: Enhancement of photocurrent determined by one electron-oxidation potential of each carotenoid

    Xiao-Feng Wang;Arihiro Matsuda;Yasushi Koyama;Hiroyoshi Nagae

Frequent Co-Authors

Xiao-Feng Wang
Xiao-Feng Wang Jilin University
Kazuhiro Maruyama
Kazuhiro Maruyama Kyoto University
Alfred R. Holzwarth
Alfred R. Holzwarth Vrije Universiteit Amsterdam
Shigeru Itoh
Shigeru Itoh Nagoya University
Kurt Schaffner
Kurt Schaffner Max Planck Society
Shiki Yagai
Shiki Yagai Chiba University
Hideki Hashimoto
Hideki Hashimoto Kwansei Gakuin University
Tsutomu Miyasaka
Tsutomu Miyasaka Toin University of Yokohama
Ken Yamamoto
Ken Yamamoto Kurume University
Yasushi Koyama
Yasushi Koyama Kwansei Gakuin University

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