D-Index & Metrics Best Publications

D-Index & Metrics D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines.

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Chemistry D-index 76 Citations 18,102 284 World Ranking 2517 National Ranking 154

Overview

What is he best known for?

The fields of study he is best known for:

  • Organic chemistry
  • Catalysis
  • Oxygen

The scientist’s investigation covers issues in Photochemistry, Photocatalysis, Catalysis, Inorganic chemistry and Fluorescence. His work on Spiropyran as part of general Photochemistry research is frequently linked to Irradiation, thereby connecting diverse disciplines of science. The Photocatalysis study combines topics in areas such as Alcohol oxidation, Nanoparticle, Adsorption and Titanium dioxide.

His work in Catalysis tackles topics such as Hydrogen peroxide which are related to areas like Hydrogen, Green chemistry, Bismuth vanadate and Organic semiconductor. His Inorganic chemistry research includes themes of Liquid–liquid extraction, Oxygen and Aqueous solution. His Rhodamine study in the realm of Fluorescence connects with subjects such as Conjugate.

His most cited work include:

  • Gold Nanoparticles Located at the Interface of Anatase/Rutile TiO2 Particles as Active Plasmonic Photocatalysts for Aerobic Oxidation (480 citations)
  • Photocatalytic Conversion of Nitrogen to Ammonia with Water on Surface Oxygen Vacancies of Titanium Dioxide (326 citations)
  • Cu(II)-selective green fluorescence of a rhodamine-diacetic acid conjugate. (304 citations)

What are the main themes of his work throughout his whole career to date?

Takayuki Hirai mainly focuses on Photochemistry, Inorganic chemistry, Photocatalysis, Catalysis and Fluorescence. His Photochemistry study integrates concerns from other disciplines, such as Flue-gas desulfurization, Moiety, Visible spectrum and Hydrogen peroxide. The study incorporates disciplines such as Liquid–liquid extraction, Extraction, Ultrafine particle and Aqueous solution in addition to Inorganic chemistry.

The concepts of his Photocatalysis study are interwoven with issues in Nanoparticle, Adsorption, Hydrogen and Titanium dioxide. His Catalysis study introduces a deeper knowledge of Organic chemistry. His work in the fields of Fluorescence, such as Rhodamine, intersects with other areas such as Conjugate.

He most often published in these fields:

  • Photochemistry (44.07%)
  • Inorganic chemistry (33.56%)
  • Photocatalysis (27.12%)

What were the highlights of his more recent work (between 2014-2021)?

  • Photochemistry (44.07%)
  • Photocatalysis (27.12%)
  • Catalysis (17.63%)

In recent papers he was focusing on the following fields of study:

Takayuki Hirai mostly deals with Photochemistry, Photocatalysis, Catalysis, Hydrogen peroxide and Inorganic chemistry. His Photochemistry research incorporates themes from Imine, Moiety, Fluorescence, Intramolecular force and Cyanide. His work deals with themes such as Nanoparticle, Visible spectrum, Ammonia and Titanium dioxide, which intersect with Photocatalysis.

Takayuki Hirai does research in Catalysis, focusing on Alcohol oxidation specifically. Takayuki Hirai interconnects Artificial photosynthesis, Graphitic carbon nitride and Molecular oxygen in the investigation of issues within Hydrogen peroxide. His Inorganic chemistry research is multidisciplinary, incorporating perspectives in Hydrazine and Hydrazine monohydrate.

Between 2014 and 2021, his most popular works were:

  • Photocatalytic Conversion of Nitrogen to Ammonia with Water on Surface Oxygen Vacancies of Titanium Dioxide (326 citations)
  • Carbon Nitride-Aromatic Diimide-Graphene Nanohybrids: Metal-Free Photocatalysts for Solar-to-Hydrogen Peroxide Energy Conversion with 0.2% Efficiency. (175 citations)
  • Effects of Surface Defects on Photocatalytic H2O2 Production by Mesoporous Graphitic Carbon Nitride under Visible Light Irradiation (119 citations)

In his most recent research, the most cited papers focused on:

  • Organic chemistry
  • Catalysis
  • Oxygen

Photocatalysis, Photochemistry, Catalysis, Hydrogen peroxide and Visible spectrum are his primary areas of study. His studies in Photocatalysis integrate themes in fields like Inorganic chemistry, Organic semiconductor, Graphene and Energy conversion efficiency. In most of his Inorganic chemistry studies, his work intersects topics such as Titanium dioxide.

His Photochemistry research integrates issues from Moiety and Coumarin. Takayuki Hirai focuses mostly in the field of Hydrogen peroxide, narrowing it down to topics relating to Graphitic carbon nitride and, in certain cases, Doping, Selectivity, Mesoporous material and Polymerization. Takayuki Hirai has researched Visible spectrum in several fields, including Heterogeneous catalysis, Chemical substance, Metal and Organic synthesis.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Photocatalytic Conversion of Nitrogen to Ammonia with Water on Surface Oxygen Vacancies of Titanium Dioxide

Hiroaki Hirakawa;Masaki Hashimoto;Yasuhiro Shiraishi;Yasuhiro Shiraishi;Takayuki Hirai.
Journal of the American Chemical Society (2017)

782 Citations

Gold Nanoparticles Located at the Interface of Anatase/Rutile TiO2 Particles as Active Plasmonic Photocatalysts for Aerobic Oxidation

Daijiro Tsukamoto;Yasuhiro Shiraishi;Yoshitsune Sugano;Satoshi Ichikawa.
Journal of the American Chemical Society (2012)

658 Citations

Highly Selective Production of Hydrogen Peroxide on Graphitic Carbon Nitride (g-C3N4) Photocatalyst Activated by Visible Light

Yasuhiro Shiraishi;Shunsuke Kanazawa;Yoshitsune Sugano;Daijiro Tsukamoto.
ACS Catalysis (2014)

582 Citations

Cu(II)-selective green fluorescence of a rhodamine-diacetic acid conjugate.

Xuan Zhang;Yasuhiro Shiraishi;Takayuki Hirai.
Organic Letters (2007)

481 Citations

Selective organic transformations on titanium oxide-based photocatalysts

Yasuhiro Shiraishi;Takayuki Hirai.
Journal of Photochemistry and Photobiology C-photochemistry Reviews (2008)

422 Citations

Sunlight-Driven Hydrogen Peroxide Production from Water and Molecular Oxygen by Metal-Free Photocatalysts†

Yasuhiro Shiraishi;Shunsuke Kanazawa;Yusuke Kofuji;Hirokatsu Sakamoto.
Angewandte Chemie (2014)

369 Citations

Adsorption-Driven Photocatalytic Activity of Mesoporous Titanium Dioxide

Yasuhiro Shiraishi;Naoya Saito;Takayuki Hirai.
Journal of the American Chemical Society (2005)

357 Citations

A rhodamine-cyclen conjugate as a highly sensitive and selective fluorescent chemosensor for Hg(II).

Yasuhiro Shiraishi;Shigehiro Sumiya;Yoshiko Kohno;Takayuki Hirai.
Journal of Organic Chemistry (2008)

356 Citations

Photocatalytic H2O2 Production from Ethanol/O2 System Using TiO2 Loaded with Au–Ag Bimetallic Alloy Nanoparticles

Daijiro Tsukamoto;Akimitsu Shiro;Yasuhiro Shiraishi;Yoshitsune Sugano.
ACS Catalysis (2012)

324 Citations

Carbon Nitride-Aromatic Diimide-Graphene Nanohybrids: Metal-Free Photocatalysts for Solar-to-Hydrogen Peroxide Energy Conversion with 0.2% Efficiency.

Yusuke Kofuji;Yuki Isobe;Yasuhiro Shiraishi;Hirokatsu Sakamoto.
Journal of the American Chemical Society (2016)

310 Citations

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