Keio University

Published papers

Ohmura, Ryo

201-220 items (total 257)

Phase equilibrium condition measurements in nitrogen and air clathrate hydrate forming systems at temperatures below freezing point of water

Author
Keita Yasuda, Yuya Oto, Renkai Shen, Tsutomu Uchida, Ryo Ohmura
Publication Title
Magazine name Journal of Chemical Thermodynamics Publisher Elsevier Start Page 143-147 (Publication Date)2013/12)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Thermodynamic Modeling for Clathrate Hydrates of Ozone

Author
Sanehiro Muromachi, Hironori D. Nagashima, Jean-Michel Herri, Ryo Ohmura
Publication Title
Magazine name Journal of Chemical Thermodynamics Publisher Elsevier Volume 64(Issue 1) Start Page 193-197 (Publication Date)2013/06)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

パリレン絶縁プローブ非定常細線法によるTBABハイドレートの熱伝導率測定

Author
永冨 達也,田口 良広,大村 亮,長坂 雄次
Publication Title
Volume 79(Issue 6) Start Page 1155-1163 (Publication Date)2013/06)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Effect of Guest Size and Conformation on Crystal Structure and Stability of Structure H Clathrate Hydrates: Experimental and Molecular Dynamics Simulation Studies

Author
Kyouichi Tezuka, Kotaro Murayama, Satoshi Takeya, Alavi Saman, Ryo Ohmura
Publication Title
Magazine name Journal of Physical Chemistry Part C Publisher Americal Chemical Society Volume 117(Issue 20) Start Page 10473-10482 (Publication Date)2013/05)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Phase Equilibrium for Ionic Semiclathrate Hydrate Formed with CO2, CH4, or N2 plus Tetrabutylphosphonium Bromide

Author
Takuya Suginaka, Hiroki Sakamoto, Kento Iino, Yusuke Sakakibara, Ryo Ohmura
Publication Title
Magazine name Fluid Phase Equilibria Publisher Elsevier Start Page 108-111 (Publication Date)2013/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Crystal growth of ionic semiclathrate hydrate formed in CO2 gas + tetrabutylammonium bromide aqueous solution system

Author
Shunsuke Koyanagi, Ryo Ohmura
Publication Title
Magazine name Crystal Growth & Design Publisher American Chemical Society Volume 13(Issue 5) Start Page 2087-2093 (Publication Date)2013/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Water Proton Configurations in Structures I, II, and H Clathrate Hydrate Unit Cells

Author
Fumihito Takeuchi, Masaki Hiratsuka, Ryo Ohmura, Saman Alavi, Amadeu K. Sum, Kenji Yasuoka
Publication Title
Magazine name Journal of Chemical Physics Publisher American Institute of Physics Volume 138(Issue 12) Start Page 124504 (Publication Date)2013/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Synthesis and characterization of structure H hydrate formed with carbon dioxide and 3,3-dimethyl-2-butanone

Author
Kyoichi Tezuka, Renkai Shen, Taku Watanabe, Satoshi Takeya, Saman Alavi, John A. Ripmeester, Ryo Ohmura
Publication Title
Magazine name Chemical Communications Publisher Royal Society of Chemistry Start Page 505-507 (Publication Date)2013/01)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Phase Equilibrium of Ionic Semiclathrate Hydrates formed with Tetrabutylammonium Bromide and Tetrabutylammonium Chloride

Author
Kai Sato, Hiroki Tokutomi, Ryo Ohmura
Publication Title
Magazine name Fluid Phase Equilibria Publisher Elsevier Start Page 115-118 (Publication Date)2013/01)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Experimental investigation of flame spreading over pure methane hydrate in a laminar boundary layer

Author
Yoshihiro Maruyama, Masaru Joe Fuse, Takeshi Yokomori, Ryo Ohmura, Shigeru Watanabe, Toru Iwasaki, Wataru Iwabuchi and Toshihisa Ueda
Publication Title
Magazine name Proceedings of the Combustion Institute Publisher Elsevier/Combustion Institute Start Page 2131-2138 (Publication Date)2013/01)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Diffraction Enhanced X-ray Imaging under Low-Temperature Conditions – Non-destructive observations of Clathrate Gas Hydrates –

Author
Satoshi Takeya, Kazumasa Honda, Yoshito Gotoh, Akio Yoneyama, Kazuhiro Ueda, Atsushi Miyamoto, Takeo Hondoh, Akira Hori, Duo Sun, Ryo Ohmura, Kazuyuki Hyodo and Tohoru Takeda
Publication Title
Magazine name Journal of Synchrotron Radiation Publisher International Union of Crystallography Volume 19(Issue 6) Start Page 1038-1042 (Publication Date)2012/12)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Vibrational Modes of Methane in the Structure H Clathrate Hydrate from Ab initio Molecular Dynamics Simulation

Author
Masaki Hiratsuka, Ryo Ohmura, Amadeu K. Sum, Kenji Yasuoka
Publication Title
Magazine name The Journal of Chemical Physics Publisher American Institute of Physics Volume 137(Issue 14) Start Page 144306 (Publication Date)2012/11)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Molecular Storage of Ozone in a Clathrate Hydrate: An Attempt at Preserving Ozone at High Concentrations

Author
Takahiro Nakajima, Taisuke Kudo, Ryo Ohmura, Satoshi Takeya, Yasuhiko H. Mori
Publication Title
Magazine name PLOS ONE Publisher Public Library of Science Volume 7(Issue 11) Start Page e48563 (Publication Date)2012/11)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Hydrate Phase Equilibrium in the System of Carbon Dioxide + 2,2-Dimethylbutane + Water at Temperatures below Freezing Point of Water

Author
Renkai Shen; Kyoichi Tezuka; Tsutomu Uchida; Ryo Ohmura
Publication Title
Magazine name Journal of Chemical Thermodynamics Publisher Elsevier Start Page 27-29 (Publication Date)2012/05)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
Without

Dynamic Behavior of Clathrate Hydrate Growth in Gas/Liquid/Liquid System

Author
Ishida, Yosuke; Takahashi, Yusuke; Ohmura, Ryo
Publication Title
Magazine name Crystal Growth & Design Publisher America Chemical Society Volume 12(Issue 6) Start Page 3271-3277 (Publication Date)2012/05)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Crystal Growth of Clathrate Hydrate at the Interface between Seawater and Hydrophobic-guest Liquid: Effect of Elevated Salt Concentration

Author
Masatoshi Kishimoto, Satoshi Iijima and Ryo Ohmura
Publication Title
Magazine name Industrial and Engineering Chemistry Research Publisher American Chemical Society Volume 51(Issue 14) Start Page 5224–5229 (Publication Date)2012/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Engineering investigation of hydrogen storage in the form of a clathrate hydrate: conceptual designs of underground hydrate storage silos

Author
Toshio Shibata, Hiroshi Yamachi, Ryo Ohmura and Yasuhiko H. Mori
Publication Title
Magazine name International Journal of Hydrogen Energy Publisher Elsevier Start Page 7612-7623 (Publication Date)2012/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Phase equilibrium for ozone-containing hydrates formed from an ozone + oxygen gas mixture coexisting with gaseous carbon dioxide and liquid water

Author
Sanehiro Muromachi, Ryo Ohmura and Yasuhiko H. Mori
Publication Title
Magazine name Journal of Chemical Thermodynamics Publisher Elsevier Start Page 1-6 (Publication Date)2012/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Using Submarine Heat Pumps for Efficient Gas Production

Author
Yasuhiko Mori, Jun-ichi Ochiai and Ryo Ohmura
Publication Title
Magazine name Energies Publisher MDPI Publishing Volume 5(Issue 3) Start Page 599-604 (Publication Date)2012/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Thermodynamic Properties of Ionic Semiclathrate Hydrate Formed with Tetrabutylphosphonium Bromide

Author
Suginaka, T.; Sakamoto, H.; Iino, K.; Takeya, S.; Nakajima, M.; Ohmura, R.
Publication Title
Magazine name Fluid Phase Equilibria Publisher Elsevier Start Page 25-28 (Publication Date)2012/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With