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Ryo Ohmura

Ryo Ohmura

D-Index & Metrics

Chemistry

D-Index
56
Citations
9828
World Ranking
11782
National Ranking
875

Overview

Ryo Ohmura is affiliated with Keio University in Japan and has a research focus that spans environmental science and engineering. Their scholarly contributions primarily address topics related to methane hydrates, spacecraft and cryogenic technologies, and CO2 sequestration with geologic interactions, among other specialized fields.

The scientist's key research topics include:

  • Methane Hydrates and Related Phenomena
  • Spacecraft and Cryogenic Technologies
  • CO2 Sequestration and Geologic Interactions
  • Phase Change Materials Research
  • Adsorption and Cooling Systems
  • Carbon Dioxide Capture Technologies
  • Inorganic Fluorides and Related Compounds

Their work is situated mainly within the subfields of environmental chemistry, aerospace engineering, mechanical engineering, environmental engineering, and inorganic chemistry.

Ryo Ohmura has contributed extensively to the following publication venues:

  • The Journal of Chemical Thermodynamics
  • International Journal of Thermophysics
  • Journal of Energy Storage
  • Journal of Industrial and Engineering Chemistry
  • Fluid Phase Equilibria

Recent publications demonstrate a focus on hydrate-based gas separations, desalination, and interfacial molecular dynamics. Selected papers include:

  • "Improvement of continuous hydrate-based CO2 separation by forming structure II hydrate in the system of H2 + CO2 + H2O + Tetrahydropyran (THP)", 2020, Fuel
  • "Molecular dynamics simulations of interfacial properties of the CO2-water and CO2-CH4-water systems", 2020, The Journal of Chemical Physics
  • "Simultaneous Crystallization of Cyclopentane Hydrate and Sodium Chloride for Desalination and Salt Manufacture", 2021, ACS Sustainable Chemistry & Engineering
  • "Development of dual functional methodology for seawater desalination and salt manufacture by carbon dioxide hydrate formation", 2022, Desalination
  • "Continuous hydrate-based CO2 separation from H2 + CO2 gas mixture using cyclopentane as co-guest", 2023, Journal of Industrial and Engineering Chemistry

Frequent collaborators have included Saman Alavi, Satoshi Takeya, Keita Yasuda, Leo Kamiya, and Atsushi Hotta, reflecting ongoing research partnerships.

Best Publications

  • Water proton configurations in structures I, II, and H clathrate hydrate unit cells.

    Fumihito Takeuchi;Masaki Hiratsuka;Ryo Ohmura;Saman Alavi

  • Decomposition of methane hydrates in sand, sandstone, clays, and glass beads

    Tsutomu Uchida;Satoshi Takeya;Evgene M. Chuvilin;Ryo Ohmura

  • Development of a novel hydrate-based refrigeration system: A preliminary overview

    Tomohiro Ogawa;Tomonari Ito;Kenji Watanabe;Ken ichi Tahara

  • Statistical study of clathrate-hydrate nucleation in a water/hydrochlorofluorocarbon system: Search for the nature of the memory effect

    Ryo Ohmura;Mikio Ogawa;Kenji Yasuoka;Yasuhiko H. Mori

  • Kinetics and stability of CH4-CO2 mixed gas hydrates during formation and long-term storage.

    Tsutomu Uchida;Ikuko Y. Ikeda;Satoshi Takeya;Yasushi Kamata

  • Phase Equilibrium for Clathrate Hydrates Formed with Methane, Ethane, Propane, or Carbon Dioxide at Temperatures below the Freezing Point of Water

    Keita Yasuda;Ryo Ohmura

  • Structure-I and Structure-H Hydrate Formation Using Water Spraying

    Ryo Ohmura;Shigetoyo Kashiwazaki;Saburo Shiota;Hideyuki Tsuji

  • Clathrate Hydrate Formed with Methane and 2-Propanol: Confirmation of Structure II Hydrate Formation

    Ryo Ohmura;Satoshi Takeya;and Tsutomu Uchida;Takao Ebinuma

  • Particle size effect of CH4 hydrate for self-preservation

    Satoshi Takeya;Tsutomu Uchida;Jiro Nagao;Ryo Ohmura

  • Hydrogen-bonding alcohol-water interactions in binary ethanol, 1-propanol, and 2-propanol+methane structure II clathrate hydrates.

    Saman Alavi;Satoshi Takeya;Ryo Ohmura;Tom K. Woo

  • Clathrate hydrate crystal growth in liquid water saturated with a guest substance: Observations in a methane + water system

    Ryo Ohmura;Sadatoshi Matsuda;Tsutomu Uchida;Takao Ebinuma

  • Crystal Growth of Clathrate Hydrates Formed at the Interface of Liquid Water and Gaseous Methane, Ethane, or Propane: Variations in Crystal Morphology

    Ryo Tanaka;Riki Sakemoto;Ryo Ohmura

  • Phase equilibrium of ionic semiclathrate hydrates formed with tetrabutylammonium bromide and tetrabutylammonium chloride

    Kai Sato;Hiroki Tokutomi;Ryo Ohmura

  • Clathrate Hydrate Formation from Cyclopentane-in-Water Emulsions

    Masahiro Nakajima;Ryo Ohmura;Yasuhiko H. Mori

  • Two-Step Formation of Methane-Propane Mixed Gas Hydrates in A Batch-Type Reactor

    Tsutomu Uchida;Minoru Moriwaki;Satoshi Takeya;Ikuko Y. Ikeda

  • Clathrate-hydrate crystal growth in liquid water saturated with a hydrate-forming substance : Variations in crystal morphology

    Ryo Ohmura;Wataru Shimada;Tsutomu Uchida;Yasuhiko H. Mori

  • Formation, growth and dissociation of clathrate hydrate crystals in liquid water in contact with a hydrophobic hydrate-forming liquid

    Ryo Ohmura;Toru Shigetomi;Yasuhiko H Mori

  • Clathrate hydrate crystal growth at the seawater/hydrophobic-guest-liquid interface

    Riki Sakemoto;Hiroki Sakamoto;Kuniaki Shiraiwa;Ryo Ohmura

  • Experiments and thermodynamic simulations for continuous separation of CO2 from CH4 + CO2 gas mixture utilizing hydrate formation

    Shuhei Tomita;Satoru Akatsu;Ryo Ohmura

  • Hydrate formation using water spraying in a hydrophobic gas: A preliminary study

    Kazuya Fukumoto;Jun Ichiro Tobe;Ryo Ohmura;Yasuhiko H. Mori

  • Crystal Growth of Clathrate Hydrate at the Interface between Hydrocarbon Gas Mixture and Liquid Water

    Kota Saito;Masatoshi Kishimoto;Ryo Tanaka;Ryo Ohmura

Frequent Co-Authors

Satoshi Takeya
Satoshi Takeya National Institute of Advanced Industrial Science and Technology
Saman Alavi
Saman Alavi University of Ottawa
Kenji Yasuoka
Kenji Yasuoka Keio University
Jiro Nagao
Jiro Nagao National Institute of Advanced Industrial Science and Technology
Amadeu K. Sum
Amadeu K. Sum Colorado School of Mines
John A. Ripmeester
John A. Ripmeester National Research Council Canada
Igor L. Moudrakovski
Igor L. Moudrakovski Max Planck Society
Tom K. Woo
Tom K. Woo University of Ottawa
Christopher I. Ratcliffe
Christopher I. Ratcliffe National Research Council Canada
Bruce A. Buffett
Bruce A. Buffett University of California, Berkeley

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