H-Index & Metrics Best Publications

H-Index & Metrics

Discipline name H-index Citations Publications World Ranking National Ranking
Materials Science D-index 46 Citations 9,689 360 World Ranking 6730 National Ranking 428
Chemistry D-index 44 Citations 9,655 319 World Ranking 10969 National Ranking 913

Overview

What is he best known for?

The fields of study he is best known for:

  • Semiconductor
  • Redox
  • Photon

Naoki Ohashi focuses on Analytical chemistry, Doping, Inorganic chemistry, Mineralogy and Photocatalysis. His Analytical chemistry research includes themes of Wide-bandgap semiconductor, Zinc and Annealing. His Doping study combines topics from a wide range of disciplines, such as Schottky diode, Transient spectroscopy, Isothermal process, Capacitance and Photoluminescence.

The concepts of his Inorganic chemistry study are interwoven with issues in Crystallinity and Sputtering. His work carried out in the field of Mineralogy brings together such families of science as Ferroelectricity, Raman spectroscopy, Quadrupole splitting, Tetragonal crystal system and Microstructure. His Photocatalysis study combines topics in areas such as Visible spectrum and Aqueous solution.

His most cited work include:

  • Low‐Temperature Fabrication of Light‐Emitting Zinc Oxide Micropatterns Using Self‐Assembled Monolayers (465 citations)
  • Visible-light-driven photocatalysis on fluorine-doped TiO2 powders by the creation of surface oxygen vacancies (419 citations)
  • Visible-Light-Driven N−F−Codoped TiO2 Photocatalysts. 2. Optical Characterization, Photocatalysis, and Potential Application to Air Purification (409 citations)

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

His scientific interests lie mostly in Analytical chemistry, Thin film, Optoelectronics, Doping and Inorganic chemistry. His studies in Analytical chemistry integrate themes in fields like Secondary ion mass spectrometry, Single crystal, Zinc, Annealing and Pulsed laser deposition. His study in Thin film is interdisciplinary in nature, drawing from both Luminescence, Heterojunction and Epitaxy.

His Optoelectronics research integrates issues from Layer and Substrate. The study incorporates disciplines such as Mineralogy and Grain boundary in addition to Doping. His research integrates issues of Photocatalysis and Tin dioxide in his study of Inorganic chemistry.

He most often published in these fields:

  • Analytical chemistry (40.67%)
  • Thin film (24.56%)
  • Optoelectronics (26.33%)

What were the highlights of his more recent work (between 2015-2021)?

  • Optoelectronics (26.33%)
  • Analytical chemistry (40.67%)
  • Thin film (24.56%)

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

Optoelectronics, Analytical chemistry, Thin film, Crystallography and Electrical resistivity and conductivity are his primary areas of study. His Optoelectronics research incorporates themes from Substrate and Sputter deposition. The Analytical chemistry study which covers Partial pressure that intersects with Titanium and Photocatalysis.

Naoki Ohashi has included themes like Nitride, Zinc, Electron mobility and Electrophoretic deposition in his Thin film study. His biological study spans a wide range of topics, including Molybdenum, Density functional theory and X-ray photoelectron spectroscopy. His Electrical resistivity and conductivity research incorporates elements of Piezoelectricity and Crystal.

Between 2015 and 2021, his most popular works were:

  • Effective, Low-Cost Recovery of Toxic Arsenate Anions from Water by Using Hollow-Sphere Geode Traps. (34 citations)
  • Conversion of an ultra-wide bandgap amorphous oxide insulator to a semiconductor (34 citations)
  • Conversion of an ultra-wide bandgap amorphous oxide insulator to a semiconductor (34 citations)

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

  • Semiconductor
  • Redox
  • Atom

His primary areas of investigation include Optoelectronics, Crystallography, Crystal structure, Nanotechnology and Density functional theory. His research in Optoelectronics intersects with topics in Substrate, Coating, Tantalum and Cluster. His Substrate research includes elements of Inorganic chemistry and Indium tin oxide.

His Density functional theory research incorporates elements of Electronic structure, Band gap and Photoemission spectroscopy. His biological study deals with issues like Diode, which deal with fields such as Thin film. He studied Amorphous solid and Amorphous oxide semiconductor that intersect with Analytical chemistry.

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

Low‐Temperature Fabrication of Light‐Emitting Zinc Oxide Micropatterns Using Self‐Assembled Monolayers

Noriko Saito;Hajime Haneda;Takashi Sekiguchi;Naoki Ohashi.
Advanced Materials (2002)

694 Citations

Visible-Light-Driven N−F−Codoped TiO2 Photocatalysts. 2. Optical Characterization, Photocatalysis, and Potential Application to Air Purification

Di Li;Hajime Haneda;Shunichi Hishita;Naoki Ohashi.
Chemistry of Materials (2005)

641 Citations

Visible-light-driven photocatalysis on fluorine-doped TiO2 powders by the creation of surface oxygen vacancies

Di Li;Hajime Haneda;Nitin K. Labhsetwar;Shunichi Hishita.
Chemical Physics Letters (2005)

588 Citations

Visible-Light-Driven N−F−Codoped TiO2 Photocatalysts. 1. Synthesis by Spray Pyrolysis and Surface Characterization

Di Li;Hajime Haneda;Shunichi Hishita;Naoki Ohashi.
Chemistry of Materials (2005)

446 Citations

Fluorine-doped TiO2 powders prepared by spray pyrolysis and their improved photocatalytic activity for decomposition of gas-phase acetaldehyde

Di Li;Hajime Haneda;Shunichi Hishita;Naoki Ohashi.
Journal of Fluorine Chemistry (2005)

406 Citations

Origin of visible-light-driven photocatalysis: A comparative study on N/F-doped and N–F-codoped TiO2 powders by means of experimental characterizations and theoretical calculations

Di Li;Naoki Ohashi;Shunichi Hishita;Taras Kolodiazhnyi.
Journal of Solid State Chemistry (2005)

396 Citations

Pyrogenic Iron(III)-Doped TiO2 Nanopowders Synthesized in RF Thermal Plasma: Phase Formation, Defect Structure, Band Gap, and Magnetic Properties

Wang Xh;Li Jg;Kamiyama H;Katada M.
Journal of the American Chemical Society (2005)

301 Citations

Visible-light-driven nitrogen-doped TiO2 photocatalysts: effect of nitrogen precursors on their photocatalysis for decomposition of gas-phase organic pollutants

Di Li;Hajime Haneda;Shunichi Hishita;Naoki Ohashi.
Materials Science and Engineering B-advanced Functional Solid-state Materials (2005)

252 Citations

Effect of hydrogen doping on ultraviolet emission spectra of various types of ZnO

Naoki Ohashi;Takamasa Ishigaki;Nobuhiro Okada;Takashi Sekiguchi.
Applied Physics Letters (2002)

235 Citations

Effect of Hydrogenation on ZnO Luminescence

Takashi Sekiguchi;Naoki Ohashi;Yoshihiro Terada.
Japanese Journal of Applied Physics (1997)

204 Citations

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