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Ryohei Yamaguchi

Ryohei Yamaguchi

D-Index & Metrics

Chemistry

D-Index
50
Citations
10029
World Ranking
14300
National Ranking
1110

Overview

Ryohei Yamaguchi is affiliated with Kyoto University in Japan, focusing on research within Earth and Planetary Sciences and Environmental Science. Their scholarly output includes 30 publications in Earth and Planetary Sciences and 27 in Environmental Science, highlighting a substantial contribution to these fields.

Their research areas concentrate principally on Global and Planetary Change, Oceanography, Atmospheric Science, Materials Chemistry, and Artificial Intelligence. Among these, Global and Planetary Change and Oceanography represent the most prolific subfields, with 20 and 18 publications respectively.

Yamaguchi's work addresses various key topics across multiple disciplines. These include Climate variability and models, Marine and coastal ecosystems, Atmospheric and Environmental Gas Dynamics, Oceanographic and Atmospheric Processes, Advanced Thermoelectric Materials and Devices, Thermal properties of materials, and Carbon Nanotubes in Composites.

Frequent collaborators feature several researchers with whom Yamaguchi has coauthored multiple papers. These include Keith B. Rodgers, Axel Timmermann, Sun-Seon Lee, Karl Stein, and Tsuyohiko Fujigaya.

The researcher has published papers in a range of prestigious journals and venues. Notable frequent publication venues are:

  • Science Advances
  • Nature Communications
  • Journal of Climate
  • Global Biogeochemical Cycles
  • arXiv (Cornell University)

Recent papers authored or coauthored by Yamaguchi include:

  • "Ubiquity of human-induced changes in climate variability" (2021), Earth System Dynamics
  • "Reduced tropical cyclone densities and ocean effects due to anthropogenic greenhouse warming" (2020), Science Advances
  • "Future Indian Ocean warming patterns" (2023), Nature Communications
  • "Pervasive alterations to snow-dominated ecosystem functions under climate change" (2022), Proceedings of the National Academy of Sciences
  • "Emerging unprecedented lake ice loss in climate change projections" (2022), Nature Communications

Best Publications

  • Dehydrogenative Oxidation of Alcohols in Aqueous Media Using Water-Soluble and Reusable Cp*Ir Catalysts Bearing a Functional Bipyridine Ligand

    Ryoko Kawahara;Ken-ichi Fujita;Ryohei Yamaguchi

  • Homogeneous catalytic system for reversible dehydrogenation-hydrogenation reactions of nitrogen heterocycles with reversible interconversion of catalytic species.

    Ryohei Yamaguchi;Chikako Ikeda;Yoshinori Takahashi;Ken-ichi Fujita

  • Ligand-promoted dehydrogenation of alcohols catalyzed by Cp*Ir complexes. A new catalytic system for oxidant-free oxidation of alcohols.

    Ken-ichi Fujita;Nobuhide Tanino;Ryohei Yamaguchi

  • Cp*Ir-catalyzed N-alkylation of amines with alcohols. A versatile and atom economical method for the synthesis of amines

    Ken-ichi Fujita;Youichiro Enoki;Ryohei Yamaguchi

  • N-Alkylation of amines with alcohols catalyzed by a Cp*Ir complex

    Ken-ichi Fujita;Zhenzi Li;Naohiro Ozeki;Ryohei Yamaguchi

  • Multialkylation of aqueous ammonia with alcohols catalyzed by water-soluble Cp*Ir-ammine complexes

    Ryoko Kawahara;Ken-ichi Fujita;Ryohei Yamaguchi

  • Homogeneous perdehydrogenation and perhydrogenation of fused bicyclic N-heterocycles catalyzed by iridium complexes bearing a functional bipyridonate ligand.

    Ken-ichi Fujita;Yui Tanaka;Masato Kobayashi;Ryohei Yamaguchi

  • Cp*Ir Complex-Catalyzed N-Heterocyclization of Primary Amines with Diols: A New Catalytic System for Environmentally Benign Synthesis of Cyclic Amines

    Ken-ichi Fujita;and Takeshi Fujii;Ryohei Yamaguchi

  • Cooperative Catalysis by Iridium Complexes with a Bipyridonate Ligand: Versatile Dehydrogenative Oxidation of Alcohols and Reversible Dehydrogenation–Hydrogenation between 2‐Propanol and Acetone

    Ryoko Kawahara;Ken-ichi Fujita;Ryohei Yamaguchi

  • N‐Alkylation of Amines with Alcohols Catalyzed by a Water‐Soluble Cp*Iridium Complex: An Efficient Method for the Synthesis of Amines in Aqueous Media

    Ryoko Kawahara;Ken-ichi Fujita;Ryohei Yamaguchi

  • Oxidative cyclization of amino alcohols catalyzed by a CpIr complex. Synthesis of indoles, 1,2,3,4-tetrahydroquinolines, and 2,3,4,5-tetrahydro-1-benzazepine.

    Ken-Ichi Fujita;Kazunari Yamamoto;Ryohei Yamaguchi

  • Direct beta-alkylation of secondary alcohols with primary alcohols catalyzed by a CpIr complex.

    Ken-ichi Fujita;Chiho Asai;Tetsuhiro Yamaguchi;Fumihiro Hanasaka

  • Dehydrogenative Oxidation of Primary and Secondary Alcohols Catalyzed by a Cp*Ir Complex Having a Functional C,N-Chelate Ligand

    Ken-ichi Fujita;Tetsuya Yoshida;Yoichiro Imori;Ryohei Yamaguchi

  • Hydrogen Production from a Methanol–Water Solution Catalyzed by an Anionic Iridium Complex Bearing a Functional Bipyridonate Ligand under Weakly Basic Conditions

    Ken-ichi Fujita;Ryoko Kawahara;Takuya Aikawa;Ryohei Yamaguchi

  • Synthesis of five-, six-, and seven-membered ring lactams by CpRh complex-catalyzed oxidative N-heterocyclization of amino alcohols.

    Ken-ichi Fujita;Yoshinori Takahashi;Maki Owaki;Kazunari Yamamoto

  • Selective synthesis of secondary and tertiary amines by cp*iridium-catalyzed multialkylation of ammonium salts with alcohols.

    Ryohei Yamaguchi;Shoko Kawagoe;Chiho Asai;Ken-ichi Fujita

  • Synthesis of New Cationic Cp*Ir N-Heterocyclic Carbene Complexes and Their High Catalytic Activities in the Oppenauer-Type Oxidation of Primary and Secondary Alcohols

    Fumihiro Hanasaka;and Ken-ichi Fujita;Ryohei Yamaguchi

  • Dehydrogenative Oxidation of Alcohols in Aqueous Media Catalyzed by a Water-Soluble Dicationic Iridium Complex Bearing a Functional N-Heterocyclic Carbene Ligand without Using Base

    Ken-ichi Fujita;Ryuichi Tamura;Yuhi Tanaka;Masato Yoshida

  • Efficient Catalyst for Acceptorless Alcohol Dehydrogenation: Interplay of Theoretical and Experimental Studies

    Guixiang Zeng;Shigeyoshi Sakaki;Ken-ichi Fujita;Hayato Sano

  • Cp*Ir Complexes Bearing N-Heterocyclic Carbene Ligands as Effective Catalysts for Oppenauer-Type Oxidation of Alcohols

    Fumihiro Hanasaka;Ken-Ichi Fujita;Ryohei Yamaguchi

Frequent Co-Authors

Hidemasa Takaya
Hidemasa Takaya Kyoto University
Kiitiro Utimoto
Kiitiro Utimoto Kyoto University
Koji Fujita
Koji Fujita Kyoto University
Paul G. Gassman
Paul G. Gassman University of Minnesota
Ken Hirotsu
Ken Hirotsu Osaka Metropolitan University
Robert H. Crabtree
Robert H. Crabtree Yale University
Shigeyoshi Sakaki
Shigeyoshi Sakaki Kyoto University
Kazushi Mashima
Kazushi Mashima Osaka University

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