慶應義塾大学 大村研究室 Ohmura Laboratory


24 October 2016

Publications

2016

155. Sanehiro Muromachi, Hiroyuki Miyamoto, Ryo Ohmura, gSolubility of nitrogen gas in aqueous solution of tetra-n-butylammonium bromideh, International Journal of Thermophysics, just accepted.

154. Yugo Ohfuka, Naruki Fukushima, Zheguang Chen, Masao Fukuda, Satoshi Takeya, Ryo Ohmura, gPhase equilibria for Kr hydrate formed with 2,2-dimethylbutane, methylcyclohexane and 1-methylpiperidineh, The Journal of Chemical Thermodynamics, available online; DOI: 10.1016/j.jct.2017.07.038.

153. Naruki Fukushima, Satoshi Shiratori, Takeshi Makiya, Takashi Murakami, Ryo Ohmura, gPhase equilibrium condition measurements in the clathrate hydrate forming system of (propan-2-ol + carbon dioxide + water) at temperatures between 250.8 K and 265.7 Kh, The Journal of Chemical Thermodynamics, Vol. 115, 2017, pp114-118; DOI: 10.1016/j.jct.2017.07.036.

152. Shun Oya, Muhammad Aifaa, Ryo Ohmura, gFormation, growth and sintering of CO2 hydrate crystals in liquid water with continuous CO2 supply: implication for subsurface CO2 sequestrationh, International Journal of Greenhouse Gas Control, Vol. 63, 2017, pp386-391; DOI: 10.1016/j.ijggc.2017.06.007.

151. Yuji Yamauchi, Tatsuro Yamasaki, Fuyuaki Endo, Atsushi Hotta, Ryo Ohmura, gThermodynamic Properties of Ionic Semiclathrate Hydrate Formed with Tetrabutylammonium Propionateh, Chemical Engineering & Tecnology, Vol. 40, 2017, pp1810-1816; DOI: 10.1002/ceat.201600459.

150. Hironori D. Nagashima, Saman Alavi, Ryo Ohmura, gPreservation of carbon dioxide clathrate hydrate in the presence of fructose or glucose and absence of sugars under freezer conditionsh, Journal of Industrial and Engineering Chemistry, Vol. 54, 2017, pp.332-340; DOI: 10.1016/j.jiec.2017.06.011.

149. Yuji Yamauchi, Yuta Arai, Tatsuro Yamasaki, Fuyuaki Endo, Atsushi Hotta, Ryo Ohmura, gPhase equilibrium temperature and dissociation heat of ionic semiclathrate hydrate formed with tetrabutylammonium butyrateh, Fluid Phase Equilibria, available online; DOI: 10.1016/j.fluid.2017.02.001.

148. Hiroaki Hayama, Kazuki Fukuzawa, Keita Yasuda, Ryo Ohmura, gInterfacial tension between ( methane + ethane + propane ) gas mixture and water from 283.2 K to 298.2 K under up to 10 MPah, The Journal of Chemical Thermodynamics, Vol. 108, 2017, pp. 71-75; DOI: 10.1016/j.jct.2017.01.007.

147. Yuki Nema, Ryo Ohmura, Izuru Senaha, Keita Yasuda, gQuadruple point determination in carbon dioxide hydrate forming systemh, Fluid Phase Equilibria, available online; DOI: 10.1016/j.fluid.2016.12.014.

146. Saman Alavi, Ryo Ohmura, gUnderstanding decomposition and encapsulation energies of structure I and II clathrate hydratesh, The Journal of Chemical Physics, Vol. 145, 2016, Paper ID. 154708; DOI: 10.1063/1.4964673.

145. Hiroaki Hayama, Makoto Mitarai, Hiroyuki Mori, Jonathan Varrett, Phillip Servio, Ryo Ohmura, gSurfactant Effects on Crystal Growth Dynamics and Crystal Morphology of Methane Hydrate Formed at Gas/Liquid Interfaceh, Crystal Growth & Design, available online, DOI: 10.1021/acs.cgd.6b01124.

144. Hironori D. Nagashima, Ryo Ohmura, gPhase equilibrium condition measurements in methane clatherate hydrate forming system from 197.3 K to 238.7 Kh, The Journal of Chemical Thermodynamics Vol.102, 2016, pp. 252-256, DOI: 10.1016/j.jct.2016.07.018.

143. Satoshi Takeya, Hiroshi Fujihisa, Hiroshi Yamawaki, Yoshito Gotoh, Ryo Ohmura, Saman Alavi and John A. Ripmeester, gPhase Transition of the Structure II Cubic-Structrure Clathrate Hydrate to a Tetragonal Structure Formh Angewandte Chemie, accepted for publication, DOI: 10.1002/anie.201602733

142. Satoshi Takeya, Konstantin A.Udachin, Igor L. Moudrakovski, Ryo Ohmura, gDisorder of Hydrofluorocarbon Molecules Entrapped in the Water Cages of Structure I Clathrate Hydrateh Chemistry-A European Journal, Vol.22, Issue 22, pp7567-7573, 2016 : DOI: 10.1002/chem.201600122.

141. Thaneer Malai Narayanan, Ryo Ohmura. gInfluence of hydrate structure on continuous separation of coal bed methane gas: A thermodynamic simulation studyh Journal of Natural Gas Science & Engineering, available online, DOI: 10.1016/j.jngse.2016.03.063.

140. Hiroaki Hayama, Hotaka Akiba, Ryo Ohmura, gCrystal Growth of Ionic Semiclathrate Hydrate Formed at interface between CO2 + N2 Gas Mixture and Tetrabutylammonium Bromide Aqueous Solutionh The Korean Journal of Chemical Engineering, Vol. 33, Issue 6, 2016, pp. 1942-1947; DOI: 10.1007/s11814-016- 0035-4.

139. Sanehiro Muromachi, Konstantin A. Udachin, Saman Alavi, Ryo Ohmura and John A. Ripmeester, gSelective occupancy of methane by cage symmetry in TBAB ionic clathrate hydrateh Chemical Communications, available online, DOI: 10.1039/C6CC00264.

138. Hotaka Akiba, Ryo Ohmura, gInterfacial tension between CO2 + N2 Gas and Tetrabutylammonium Bromide Aqueous Solutionh The Journal of Chemical Thermodynamics, Vol. 97, pp83-87, 2016; DOI: 10.1016/j.jct.2016.01.014.

137. Yugo Ofuka, Ryo Ohmura, gTheoretical performance analysis of hydrate-based heat engine system suitable for low-temperature driven power generationh Energy, Vol. 101, pp27-33, 2016; DOI: 10.1016/j.energy.2016.01.095.

136. Keita Yasuda, Yasuhiko H. Mori, and Ryo Ohmura, gInterfacial Tension Measurements in Water-Methane System at Temperatures from 278.15 K to 298.15 K and Pressures up to 10 MPah Fluid Phase Equilibria, Vol. 413, pp170-175, 2016; DOI: 10.1016/j.fluid.2015.10.006.

135. Kyosuke Fujiura, Yu Nakamoto, Yoshihiro Taguchi, Ryo Ohmura, Yuji Nagasaka, gThermal conductivity measurements of semiclathrate hydrates and aqueous solutions of tetrabutylammonium bromide (TBAB) and tetrabutylammonium chloride (TBAC) by the transient hot-wire using parylene-coated probeh, Fluid Phase Equilibria, Vol. 413 , pp129-136, 2016; DOI: 10.1016/j.fluid.2015.09.024.

134. Hironori D. Nagashima, Naruki Fukushima and Ryo Ohmura, gPhase equilibrium condition measurements in carbon dioxide clathrate hydrate forming system from 199.1 K to 247.1 Kh, Fluid Phase Equilibria, Vol. 413, pp53-56, 2016; DOI: 10.1016/j.fluid.2015.09.020.

133. Hironori D. Nagashima , Satoshi Takeya , Tsutomu Uchida, and Ryo Ohmura, gPreservation of carbon dioxide clathrate hydrate in the presence of trehalose under freezer conditionsh Scientific Reports, Vol. 6, 19354, 2016; DOI: 10.1038/srep19354.

132. Hotaka Akiba and Ryo Ohmura, gSurface tension between CO2 Gas and Tetra-n-butylammonium Bromide Aqueous Solutionh, The Journal of Chemical Thermodynamics, Vol. 92, pp72-75, 2016; DOI: 10.1016/j.jct.2015.08.039.

2015

131. Thaneer Malai Narayanan, Kazuki Imasato, Satoshi Takeya, Saman Alavi, and Ryo Ohmura, gStructure and Guest Dynamics in Binary Clathrate Hydrates of Tetrahydropyran with Carbon Dioxide/Methaneh The Journal of Physical Chemistry C, Vol. 119, Issue 46, pp25738-25746C2015; DOI: 10.1021/acs.jpcc.5b08220.

130. Tomoki Yoshioka, Yuji Yamamoto, Takeshi Yokomori, Ryo Ohmura, Toshihisa UedaCgExperimental study on combustion of a methane hydrate sphereh Experiments in Fluids, Vol. 56, Issue 10, No. 192, 2015, DOI: 10.1007/s00348-015-2041-4.

129. Hiroki Ueno, Hotaka Akiba, Satoru Akatsu and Ryo Ohmura, gCrystal Growth of Clathrate Hydrates Formed with Methane + Carbon Dioxide Mixed Gas at Gas/liquid Interface and in Liquid Waterh, New Journal of Chemistry, Vol. 39, Issue 11, 2015, pp8254-8262; DOI: 10.1039/C5NJ01080B.

128. Takayuki Kobori, Sanehiro Muromachi, Tatsuo Yamasaki, Satoshi Takeya, Yoshitaka Yamamoto, Ryo Ohmura, gPhase Behavior and Structural Characterization of Ionic Clathrate Hydrate Formed with Tetra-n-butylphosphonium Hydroxide: Discovery of Primitive Crystal Structureh, Crystal Growth & Design, Vol. 15, Issue 8, 2015, pp. 3862-3867; DOI: 10.1021/acs.cgd.5b00484.

127. Hotaka Akiba, Hiroki Ueno, Ryo Ohmura, gCrystal Growth of Ionic Semiclathrate Hydrate Formed at the interface between CO2 Gas and Tetra-n-butylammonium Bromide Aqueous Solutionh, Crystal Growth & Design, Vol. 15, Issue 8, 2015, pp. 3963-3968; DOI: 10.1021/acs.cgd.5b00595.

126. Muhammad Aifaa, Kazuki Imasato, and Ryo Ohmura, gClathrate Hydrate Crystal Growth in Natural Gas Saturated Water Flowh, Crystal Growth & Design, Vol. 15, Issue 6, 2015, pp.2853-2858; DOI:10.1021/acs.cgd.5b00281.

125. Masaki Hiratsuka, Ryo Ohmura, Amadeu K. Sum, Saman Alavi, and Kenji Yasuoka, gMolecular dynamics study of guest-host hydrogen bonding in alcohol clathrate hydratesh, Physical Chemistry Chemical Physics, Vol. 17, pp. 12639-12647, 2015; DOI:10.1039/C4CP05732E

124. Sanehiro Muromachi, Masato Kida, Satoshi Takeya, Yoshitaka Yamamoto, Ryo Ohmura, gCharacterization of the ionic clathrate hydrate of tetra-n-butylammonium acrylateh, Canadian Journal of Chemistry, Vol. 93, Issue 9, 2015, pp954-959; DOI: 10.1139/cjc-2014-0539.

123. Kazuki Imasato, Kotaro Murayama, Satoshi Takeya, Saman Alavi, Ryo Ohmura, gEffect of nitrogen atom substitution in cyclic guests on properties of sH clathrate hydratesh, Canadian Journal of Chemistry, Vol. 93, Issue 8, 2015, pp. 906-912; DOI: 10.1139/cjc-2014-0553.

122. Shuhei Tomita, Satoru Akatsu, Ryo Ohmura, gExperiments and thermodynamic simulations for continuous separation of CO2 from CH4 +CO2 gas mixture utilizing hydrate formationh Applied Energy, Vol. 146, Issue 15, 2015, pp.104-110; DOI: 10.1016/j.apenergy.2015.01.088.

121. Sanehiro Muromachi, Atsushi Shijima, Hiroyuki Miyamoto, Ryo Ohmura, gExperimental measurements of carbon dioxide solubility in aqueous tetra-n-butylammonium bromide solutionsh, The Journal of Chemical Thermodynamics, Vol. 85, 2015, pp. 94-100; DOI: 10.1016/j.jct.2015.01.008

120. Muhammad Aifaa, Takehide Kodama, and Ryo Ohmura, gCrystal Growth of Clathrate Hydrate in Flowing Liquid Water System Saturated with Methane Gash, Crystal Growth & Design, Vol. 15, Issue 2, 2015, pp. 559-563; DOI: 10.1021/cg500992c

119. Makoto Mitarai, Masatoshi Kishimoto, Donguk Suh, and Ryo Ohmura, gSURFACTANT EFFECTS ON CRYSTAL GROWTH OF CLATHRATE HYDRATE AT THE INTERFACE OF WATER AND HYDROPHOBIC-GUEST LIQUIDh, Crystal Growth & Design, Vol. 15, Issue 2, 2015, pp. 812-821; DOI: 10.1021/cg501613a.

118. Kazuki Imasato, Hiroki Tokutomi, and Ryo Ohmura, gCrystal Growth Behavior of Methane Hydrate in the Presence of Liquid Hydrocarbonh, Crystal Growth & Design, Vol. 15, Issue 1, 2015, pp. 428?433; DOI: 10.1021/cg501500w.

2014

117. Masaki Hiratsuka, Ryo Ohmura, Amadeu K. Sum, Saman Alavi, and Kenji Yasuoka, gMolecular dynamics study of guest-host hydrogen bonding in alcohol clathrate hydratesh, Physical Chemistry Chemical Physics, published online as accepted manuscript; DOI:10.1039/C4CP05732E

116. Takayuki Kobori, Sanehiro Muromachi, Ryo Ohmura, gPhase Equilibrium for Ionic Semiclathrate Hydrates Formed in the System of Water + Tetra-n-butylammonium Bromide Pressurized with Carbon Dioxideh, Journal of Chemical and Engineering Data, published online: October 27, 2014; http://dx.doi.org10.1021/je500589z

115. Tsutomu Uchida, Keita Yasuda, Yuya Oto, Renkai Shen and Ryo Ohmura, gNatural supersaturation conditions needed for nucleation air clathrate hydrates in deep ice sheetsh, Journal of Glaciology, Vol. 60, 2014, pp. 1111-1116; DOI: 10.3189/2014JoG13J232.

114. Takehide Kodama, Ryo Ohmura, gCrystal Growth of Clathrate Hydrate in Liquid Water in Contact with Methane + Ethane + Propane Gas Mixtureh, Journal of Chemical Technology and Biotechnology, Vol. 89, 2014, pp. 1982-1986: DOI 10.1002/jctb.4292.

113. Kotaro Murayama, Satoshi Takeya, Saman Alavi and Ryo Ohmura, gAn isotropic Lattice Expansion of Structure H Clathrate Hydrates Induced by Help Guest: Experiments and Molecular Dynamics Simulationsh, Journal of Physical Chemistry Part C, Vol. 118, 2014, pp. 21323-21330; DOI: 10.1021/jp5058786.

112. Sanehiro Muromachi, Konstantin A. Udachin, Kyucul Shin, Saman Alavi, Igor L. Moudrakovski, Ryo Ohmura and John A. Ripmeester, gGuest-induced symmetry lowering of an ionic clathrate material for carbon captureh, Chemical Communications, Vol. 50, 2014, pp. 11476-11479; DOI: 10.1039/C4CC02111H.

111. Kazutoshi Shishido, Sanehiro Muromachi, Ryo Nakamura, Satoshi Takeya and Ryo Ohmura, gIncreasing molecular O3 storage capacity in a clathrate hydrateh, New Journal of Chemistry, Vol. 38, 2014, pp. 3160-3165; DOI: 10.1039/C3NJ01377D.

110. Kento Iino, Satoshi Takeya, Ryo Ohmura, gCharacterization of clathrate hydrates formed with CH4 or CO2 plus tetrahydropyranh, Fuel, Vol. 122, 2014, pp. 270-276.; http://dx.doi.org/10.1016/j.fuel.2014.01.040

109. Sanehiro Muromachi, Satoshi Takeya, Yoshitaka Yamamoto, and Ryo Ohmura, gCharacterization of Tetra-n-butylphosphonium Bromide Semiclathrate Hydrate by Crystal Structure Analysish, CrystEngComm, Vol. 16, 2014, pp. 2056-2060; DOI: 10.1039/C3CE41942H.

108. Kotaro Murayama, Satoshi Takeya, and Ryo Ohmura, gPhase equilibrium and crystallographic structure of clathrate hydrate formed in argon + 2,2-dimethylbutane + water systemh, Fluid Phase Equilibria, Vol. 365, 2014, pp. 64-67 ; http://dx.doi.org/10.1016/j.fluid.2013.12.011

107. Makoto Ozaki, Shigeo Tomura, Ryo Ohmura and Yasuhiko H. Mori, gComparative study of large-scale hydrogen storage technologies: Is hydrate-based storage at advantage over existing technologies?h International Journal of Hydrogen Energy, Vol. 34, 2014, pp. 3327-3341; http://dx.doi.org/10.1016/j.ijhydene.2013.12.080

106. Kento Iino, Yusuke Sakakibara, Takuya Suginaka, and Ryo Ohmura, gPhase Equilibria for Ionic Semiclathrate Hydrate Formed with Tetrabutylphosphonium Chloride plus CO2, CH4, or N2h, The Journal of Chemical Thermodynamics, Vol. 71, 2014, pp. 133-136; doi:10.1016/j.jct.2013.12.001.

105. Wataru Kondo, Kaoru Ohtsuka, Ryo Ohmura, Satoshi Takeya, and Yasuhiko H. Mori, gClathrate-hydrate formation from a hydrocarbon gas mixture: Compositional evolution of formed hydrate during an isobaric semi-batch hydrate-forming operationh, Applied Energy, Vol. 113, 2014, pp. 864-871; http://dx.doi.org/10.1016/j.apenergy.2013.08.033

104. Tadaaki Sato, Satoshi Takeya, Hironori D. Nagashima, Ryo Ohmura, gPreservation of carbon dioxide clathrate hydrate coexisting with sucrose under domestic freezer conditionsh, Journal of Food Engineering, Vol. 120, 2014, pp. 69-74; http://dx.doi.org/10.1016/j.jfoodeng.2013.07.014

2013

103. Satoru Akatsu, Shuhei Tomita, Yasuhiko H. Mori, Ryo Ohmura, g Thermodynamic simulations of hydrate-based removal of carbon dioxide and hydrogen sulfide from low-quality natural gas h , Industrial & Engineering Chemistry Research, Vol. 52, 2013, pp. 15165?15176; DOI: 10.1021/ie402010p.

102. Keita Yasuda, Yuya Oto, Renkai Shen, Tsutomu Uchida, and Ryo Ohmura, gPhase equilibrium measurements in nitrogen and air clathrate hydrate forming systems at temperatures below freezing point of waterh, Journal of Chemical Thermodynamics, Vol. 67, 2013, pp. 143-147.; http://dx.doi.org/10.1016/j.jct.2013.07.023

101. Sanehiro Muromachi, Hironori D. Nagashima, Jean-Michel Herri, Ryo Ohmura, gThermodynamic Modeling for Clathrate Hydrates of Ozoneh,Journal of Chemical Thermodynamics, Vol. 64, 2013, pp. 193-197. http://dx.doi.org/10.1016/j.jct.2013.05.020.

100. Kyouichi Tezuka, Kotaro Murayama, Satoshi Takeya, Alavi Saman, Ryo Ohmura, gEffect of Guest Size and Conformation on Crystal Structure and Stability of Structure H Clathrate Hydrates: Experimental and Molecular Dynamics Simulation Studiesh, Journal of Physical Chemistry Part C, Vol. 117, Issue 20, 2013, pp. 10473-10482; doi: 10.1021/jp4005899.

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99. Shunsuke Koyanagi, Ryo Ohmura, gCrystal growth of ionic semiclathrate hydrate formed in CO2 gas + tetrabutylammonium bromide aqueous solution systemh, Crystal Growth & Design, Vol. 13, Issue 5, 2013; pp. 2087-2093; doi:10.1021/cg4001472

98. Fumihito Takeuchi, Masaki Hiratsuka, Ryo Ohmura, Saman Alavi, Amadeu K. Sum, Kenji Yasuoka, gWater Proton Configurations in Structures I, II, and H Clathrate Hydrate Unit Cellsh, Journal of Chemical Physics, Vol. 138, Issue 12, 2013, Paper ID124504; doi: 10.1063/4795499.

97. Takuya Suginaka, Hiroki Sakamoto, Kento Iino, Yusuke Sakakibara, Ryo Ohmura, gPhase Equilibrium for Ionic Semiclathrate Hydrate Formed with CO2, CH4, or N2 plus Tetrabutylphosphonium Bromideh, Fluid Phase Equilibria, Vol. 344, 2013, pp. 108-111; http://dx.doi.org/10.1016/j.fluid.2013.01.018.

96. Kyoichi Tezuka, Renkai Shen, Taku Watanabe, Satoshi Takeya, Saman Alavi, John A. Ripmeester, Ryo Ohmura, gSynthesis and characterization of structure H hydrate formed with carbon dioxide and 3,3-dimethyl-2-butanoneh, Chemical Communications, Vol. 49, 2013, pp. 505-507; DOI: 10.1039/c2cc37717a.

95. Kai Sato, Hiroki Tokutomi, Ryo Ohmura, gPhase Equilibrium of Ionic Semiclathrate Hydrates formed with Tetrabutylammonium Bromide and Tetrabutylammonium Chlorideh, Fluid Phase Equilibria, Vol. 337, 2013, pp. 115-118. http://dx.doi.org/10.1016/j.fluid.2012.09.016

94. Yoshihiro Maruyama, Masaru Joe Fuse, Takeshi Yokomori, Ryo Ohmura, Shigeru Watanabe, Toru Iwasaki, Wataru Iwabuchi and Toshihisa Ueda, gExperimental investigation of flame spreading over pure methane hydrate in a laminar boundary layerh, Proceedings of the Combustion Institute, Vol. 34, 2013, pp. 2131-2138; http://dx.doi.org/10.1016/j.proci.2012.06.179

2012

93. Takahiro Nakajima, Taisuke Kudo, Ryo Ohmura, Satoshi Takeya, Yasuhiko H. Mori, gMolecular Storage of Ozone in a Clathrate Hydrate: An Attempt at Preserving Ozone at High Concentrationsh, PLOS ONE, Vol. 7, Issue 11, 2012, e48563. DOI: 10.1371/journal.pone.0048563

92. Masaki Hiratsuka, Ryo Ohmura, Amadeu K. Sum, Kenji Yasuoka, gVibrational Modes of Methane in the Structure H Clathrate Hydrate from Ab initio Molecular Dynamics Simulationh, Journal of Chemical Physics, Vol. 137, 2012, Paper No. 144306, 2012. http://dx.doi.org/10.1063/1.4757914

91. 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, gDiffraction Enhanced X-ray Imaging under Low-Temperature Conditions ? Non-destructive observations of Clathrate Gas Hydrates ?g, Journal of Synchrotron Radiation, Vol. 19, Part 6, 2012, pp. 1038-1042; doi:10.1107/S0909049512033857

90. Yosuke Ishida, Yusuke Takahashi and Ryo Ohmura, gDynamic Behavior of Clathrate Hydrate Growth in Gas/Liquid/Liquid Systemh, Crystal Growth & Design, Vol. 12, Issue 6, 2012, pp. 3271-3277; dx.doi.org/10.1021/cg300416x.

89. Renkai Shen, Kyoichi Tezuka, Tsutomu Uchida and Ryo Ohmura, gHydrate Phase Equilibrium in the System of Carbon Dioxide + 2,2-Dimethylbutane + Water at Temperatures below Freezing Point of Waterh, The Journal of Chemical Thermodynamics, Vol. 53, 2012, pp. 27-29; dx.doi.org/10.1016/j.jct.2012.04.014.

88. Masatoshi Kishimoto, Satoshi Iijima and Ryo Ohmura, gCrystal Growth of Clathrate Hydrate at the Interface between Seawater and Hydrophobic-guest Liquid: Effect of Elevated Salt Concentrationh, Industrial & Engineering Chemistry Research, Vol. 51, Issue 14, 2012, pp. 5224-5229; dx.doi.org/10.1021/ie202785z.

87. Yasuhiko Mori, Jun-ichi Ochiai and Ryo Ohmura "Using Submarine Heat Pumps for Efficient Gas Production" Energies, 2012, 5(3), 599-604; doi:10.3390/en5030599.

86. Kyoichi Tezuka, Tatsuhiko Taguchi, Saman Alavi, Amadeu K. Sum and Ryo Ohmura gThermodynamic Stability of Structure H Hydrates Based on the Molecular Properties of Large Guest Moleculesh, Energies, Vol. 5, Issue 2, 2012, pp. 459-465. doi: 10.3390/en5020459

85. Toshio Shibata, Hiroshi Yamachi, Ryo Ohmura and Yasuhiko H. Mori, Engineering investigation of hydrogen storage in the form of a clathrate hydrate: conceptual designs of underground hydrate storage silos, International Journal of Hydrogen Energy, Vol. 37, 2012, pp. 7612-7623; doi:10.1016/j.ijhydene.2012.02.037.

84. Sanehiro Muromachi, Ryo Ohmura and Yasuhiko H. Mori, gPhase equilibrium for ozone-containing hydrates formed from an ozone + oxygen gas mixture coexisting with gaseous carbon dioxide and liquid waterh, The Journal of Chemical Thermodynamics, Vol. 49, 2012, pp. 1-6. doi:10.1016/j.jct.2012.01.009

83. Masatoshi Kishimoto and Ryo Ohmura, gCorrelation of growth rate of hydrate layer at guest/liquid-water interface to mass transfer resistanceh, Energies, Vol. 5, Issue 1, 2012, pp. 92-100. doi:10.3390/en5010092

82. Hiratsuka, M.; Ohmura, R.; Sum, A. K.; Yasuoka, K. gMolecular Vibrations of Methane Molecules in the Structure I Clathrate Hydrate from Ab Initio Molecular Dynamics Simulationh, Journal of Chemical Physics, Volume 136, Issue 4, 2012, Article No. 044508. http://dx.doi.org/10.1063/1.3677231

81. Suginaka, T.; Sakamoto, H.; Iino, K.; Takeya, S.; Nakajima, M.; Ohmura, R. gThermodynamic Properties of Ionic Semiclathrate Hydrate Formed with Tetrabutylphosphonium Bromideh, Fluid Phase Equilibria, Vol. 317, 2012, pp. 25-28; doi:10.1016/j.fluid.2011.12.010.

80. Imai, M.; Oto, Y.; Nitta, S.; Takeya, S.; Ohmura, R. gPhase Equilibrium for Clathrate Hydrates Formed with fluoromethane + Propan-2-ol, 2-Methyl-2-propanol, or 2-Propanoneh The Journal of Chemical Thermodynamics, Vol. 47, 2012, pp. 17 ? 20.

2011

79. Sun, D.; Shimono, Y.; Takeya, S.; Ohmura, R. gPreservation of Carbon Dioxide Clathrate Hydrate at Temperatures below the Water Freezing Point under Atmospheric Pressureh Industrial Engineering Chemistry Research, Vol. 50, Issue 24, 2011, pp. 13854-13858.

78. Nakajima, T.; Akatsu, S.; Ohmura, R.; Takeya, S.; Mori, Y. H. gMolecular Storage of Ozone in a Clathrate Hydrate Formed from an O3 + O 2 + CO2 Gas Mixtureh Angewandte Chemie International Edition, Vol. 50, Issue 44, 2011, pp. 10340-10343.

77. Sakamoto, H.; Sato, K.; Shiraiwa, K.; Takeya, S.; Nakajima, M.; Ohmura, R. gSynthesis, Characterization and Thermal-Property Measurements of Ionic Semi-Clathrate Hydratesformed with Tetrabutylphosphonium Chloride and Tetrabutylammonium Acrylateh, RSC Advances, Vol. 1, Issue 2, 2011, pp. 315-322; doi:10.1039/C1RA00108F.

76. Ishida, Y., Sakemoto, R.; Ohmura, R., gCrystal growth of clathrate hydrate in gas/liquid/liquid system: Variations in crystal growth behaviorh, Chemistry ? A European Journal, Vol. 17, Issue 34, 2011, pp. 9471-9477.

75. Watanabe, S.; Saito, K.; Ohmura, R. gCrystal Growth of Clathrate Hydrate in Liquid Water Saturated with a Simulated Natural Gash, Crystal Growth & Design, Vol. 11, Issue 7, 2011, pp. 3235-3242.

74. Muromachi, S.; Nakajima, T.; Ohmura, R.; Mori, Y. H., gPhase equilibrium for clathrate hydrates formed from an ozone + oxygen gas mixture coexisting with carbon tetrachloride or 1,1-dichloro-1-fluoroethaneh, Fluid Phase Equilibria, Vol. 305, 2011, pp. 145-151.

73. Sakamaki, R.; Sum, A. K.; Narumi, T.; Ohmura, R.; Yasuoka, K. gThermodynamic Properties of Methane/Water Interface Predicted by Molecular Dynamics Simulationsh, Journal of Chemical Physics, Vol. 134, Issue 14, 2011, Paper No. 144702.

72. Lee, J. W., Lu, H., Moudrakovski, I. L.; Ratcliffe, C. I.; Ohmura, R.; Alavi, S.; Ripmeester, J. A. g13C NMR Studies of Hydrocarbon Guests in Synthetic Structure H Gas Hydrates: Experiment and Computationh, Journal of Physical Chemistry A, Vol. 115-9, 2011, pp. 1650-1657.

71. Alavi, S.; Ohmura, R.; Ripmeester, J. A. gA Molecular Dynamics Study Ethanol-Water Hydrogen Bonding in Binary Structure I Hydrate with CO2h, Journal of Chemical Physics, Vol. 134-5, 2011, Paper No. 054702.

70. Saito, K.; Kishimoto, M.; Tanaka, R.; Ohmura, R. gCrystal Growth of Clathrate Hydrate at the Interface between Hydrocarbon-gas Mixture and Liquid Waterh, Crystal Growth & Design, Vol. 11, Issue 1, pp. 295-301, 2011.

2010

69. Kondo, W.; Ogawa, H.; Ohmura, R.; Mori, Y. H. gClathrate-hydrate formation from a hydrocarbon gas mixture: evolution of gas-phase composition in a hydrate-forming reactor,h Energy & Fuels, Vol. 24, Issue 12, pp. 6375-6383, 2010.

68. Muromachi, S., Ohmura, R., Takeya, S., Mori, Y. H., gClathrate Hydrates for Ozone Preservation,h Journal of Physical Chemistry B, Vol. 114, Issue 35, pp. 11430-11435, 2010.

67. Alavi, S., Takeya, S., Ohmura, R., Woo, T., Ripmeester, J. A., gHydrogen-bonding alcohol-water interactions in binary ethanol, 1-propanol, and 2-propanol+methane structure II clathrate hydrates,h Journal of Chemical Physics, Vol. 133, Issue 7, Paper No. 074505, 2010.

66. Saito, K., Ohmura, R., Sum, A. K., gCorrelation of hydrate-film growth rate at the guest/liquid-water interface to mass transfer resistance,h Industrial & Engineering Chemistry Research, Vol. 49, No. 15, pp. 7102-7103, 2010.

65. Makiya, T., Murakami, T., Takeya, S., Sum, A. K., Alavi, S., Ohmura, R., gSynthesis and characterization of clathrate hydrates containing carbon dioxide and ethanol,h Physical Chemistry Chemical Physics, Vol. 12, Issue 33, pp. 9927-9932, 2010.

64. Nakayama, T., Tomura, S., Ozaki, M., Ohmura, R., Mori, Y. H., gEngineering investigation of hydrogen storage in the form of clathrate hydrates: Conceptual design of hydrate production plants,h Energy & Fuels, Vol. 24, No. 4, pp. 2576-2588, 2010.

63. Kozaki, T., Taguchi, T., Takeya, S., Ohmura, R., gPhase Equilibrium for Structure H Hydrates Formed with Methane plus Cycloheptane, Cycloheptanone, or Oxacycloheptane,h Journal of Chemical and Engineering Data, Vol. 55, Issue 9, pp. 3059-3062, 2010.

62. Sakemoto, R., Sakamoto, H., Shiraiwa, K., Ohmura, R., Uchida, T., gClathrate hydrate crystal growth at the seawater/hydrophobic-guest-liquid interface,h Crystal Growth & Design, Vol. 10, Issue 3, 2010, pp. 1296-1300.

61. Uchida, T., Ohmura, R., Hori, A., gRaman peak frequencies of fluoromethane molecules measured in the clathrate hydrate crystals: Experimental investigations and density functional theory calculations,h Journal of Physical Chemistry A, Vol. 114, Issue 1, 2010, pp. 317-323.

60. Yasuda, K., Ogawa, H. Ohmura, R., gPhase equilibrium for clathrate hydrates formed with methane + ethane + propane mixtures at temperatures below the freezing point of waterh, Journal of Chemical & Engineering Data, Vol. 55, Issue 1, 2010, pp. 358-361.

2009

59. Takeuchi, F., Ohmura, R., Yasuoka, K., gStatistical-thermodynamics modeling of clathrate hydrate forming systems suitable as working media of a hydrate-based refrigeration system,h International Journal of Thermophysics, Vol. 30, Issue 6, 2009, pp. 1838-1852.

58. Yasuda, K., Takeya, S., Sakashita, M., Yamawaki, H., Ohmura, R., gCharacterization of the Clathrate hydrate formed with methane and propan-1-ol,h Industrial & Engineering Chemistry Research, Vol. 48, Issue 20, 2009, pp. 9335-9337.

57. Yasuda, K., Takeya, S., Sakashita, M., Yamawaki, H., Ohmura, R., gBinary ethanol-methane clathrate hydrate formation in the system CH4-C2H5OH-H2O: confirmation of structure II hydrate formation,h Journal of Physical Chemistry C, Vol. 113, Issue 28, 2009, pp. 12598-12601.

56. Tanaka, R., Sakemoto, R., Ohmura, R., gCrystal growth of clathrate hydrates formed at the interface of liquid water and gaseous methane, ethane or propane: variations in crystal morphology,h Crystal Growth & Design, Vol. 9, Issue 5, 2009, pp. 2529-2536.

55. Hatakeyama, T., Aida, E., Yokomori, T., Ohmura, R., Ueda, T., gFire extinction using carbon dioxide hydrate,h Industrial & Engineering Chemistry Research, Vol. 48, Issue 8, 2009, pp. 4083-4087.

54. Nakamura, Y., Katsuki, R., Yokomori, T., Ohmura, R., Takahashi, M., Iwasaki, T., Uchida, K., Ueda, T., gCombustion characteristics of methane hydrate in a laminar boundary layerh, Energy and Fuels, Vol. 23, Issue 2, 2009, pp. 1445-1449.

53. Ogawa, H., Imura, N., Miyoshi, T., Ohmura, R., Mori, Y. H., gThermodynamic Simulations of Isobaric Hydrate-Forming Operations for Natural Gas Storageh, Energy and Fuels, Vol. 23, Issue 2, 2009, pp. 849-856.

2008

52. Kozaki, T., Takeya, S., Ohmura, R., gPhase Equilibrium and Crystallographic Structures of Clathrate Hydrates Formed in Methane + 2,2-Dimethylpentane + Water Systemh, Journal of Chemical and Engineering Data, Vol. 53, Issue 12, 2008, pp. 2820-2823.

51. Nakajima, M., Ohmura, R., Mori, Y. H., gClathrate hydrate formation from cyclopentane-in-water emulsionsh, Industrial and Engineering Chemistry Research, Vol. 47, Issue 22, 2008, pp. 8933-8939.

50. Katsuki, D., Ohmura, R., Ebinuma, T., Narita, H., gVisual observation of dissociation of methane hydrate crystals in a glass micromodel: Production and transfer of methaneh, Journal of Applied Physics, Vol. 104, 2008, Article No. 083514.

49. Yasuda, K., Ohmura, R., gPhase equilibrium for clathrate hydrates formed with methane, ethane, propane or carbon dioxide at temperatures below the freezing point of waterh, Journal of Chemical and Engineering Data, Vol. 53, Issue 9, 2008, pp. 2182-2188.

48. Uchida, T., Ohmura, R., Hori, A., gCritical size for guest molecules to occupy dodecahedral cage of clathrate hydratesh, Journal of Physical Chemistry C, Vol. 112, Issue 12, 2008, pp. 4719-4724.

47. Takeya, S., Yasuda, K., Ohmura, R., gPhase equilibrium for structure II hydrates formed with methylfluoride coexisting with cyclopentane, fluorocyclopentane, cyclopentene, or tetrahydropyranh, Journal of Chemical and Engineering Data, Vol. 53, Issue 2, 2008, pp. 531-534.

2007

46. Sato, E., Miyoshi, T., Ohmura, R., Yasuoka, K., gPhase equilibrium calculations for clathrate hydrates based on a statistical thermodynamic model: an attempt to optimize the Kihara parameters for methane and ethaneh, Japanese Journal of Applied Physics, Vol. 46, Issue 9A, 2007, pp. 5944-5950.

45. Miyoshi, T., Imai, M., Ohmura, R., Yasuoka, K., gThermodynamic stability of type-I and type-II clathrate hydrates depending on the chemical species of the guest substancesh, Journal of Chemical Physics, Vol. 126, 2007, 234506.

44. Uchida, T., Takeya, S., Kamata, Y., Ohmura, R., Narita, H., gSpectroscopic measurements on binary, ternary and quaternary mixed-gas molecules in clathrate structuresh, Industrial & Engineering Chemistry Research, Vo. 46, Issue 14, 2007, pp. 5080-5087. http://dx.doi.org/ 10.1021/ie070153w

43. Imai, S., Miyake, K., Ohmura, R., Mori, Y. H., gPhase equilibrium for clathrate hydrates formed with difluoromethane or krypton, each coexisting with propan-2-ol, 2-methly-2-propanol or 2-propanoneh, J. Chem. Eng. Data, Vol. 52, Issue 3, 2007, pp. 1056-1059.

42. Kobayashi, T., Imura, N., Ohmura, R., Mori, Y. H., gClathrate hydrate formation by water spraying in a methane + ethane + propane gas mixture: search for the rate-controlling mechanism of hydrate formation in the presence of methylcyclohexaneh Energy & Fuels, Vol. 21, Issue 2, 2007, pp. 545-553.

41. Takeya, S., Ohmura, R., gPhase equilibrium for structure-I and structure-H hydrates formed with methylfluoride and methylcyclohexaneh, Journal of Chemical and Engineering Data, Vol. 52, Issue 2, 2007, pp. 635-638.

40. Miyoshi, T., Ohmura, R., Yasuoka, K., gPredicting thermodynamic stability of clathrate hydrates based on molecular-dynamics simulations and its confirmation by phase-equilibrium measurementsh, Journal of Physical Chemistry C, Vol. 111, Issue 9, 2007, pp. 3799-3802.

39. Miyoshi, T., Ohmura, R., Yasuoka, K., gMolecular dynamics simulations of structure-H hydrates formed with methane and 3,3-dimethylpentane or 2,2-dimethylpentaneh, Molecular Simulation, Vol. 33, Issues 1-2, 2007, pp. 65-69.

38. Katsuki, D., Ohmura, R., Ebinuma, T., Narita, H., gMethane hydrate crystal growth in a porous medium filled with methane-saturated liquid waterh, Philosophical Magazine, Vol. 87, Issue 7, 2007, pp. 1057-1069.

2006

37. Imai, S., Miyake, K., Ohmura, R., Mori, Y. H., gPhase equilibrium for clathrate hydrates formed with difluoromethane or krypton each coexisting with fluorocyclopentaneh, Journal of Chemical and Engineering Data, Vol. 51, Issue 6, 2006, pp. 2222-2224.

36. Takeya, S., Ohmura, R., gPhase Equilibrium for Structure II Hydrates Formed with Krypton Coexisting with Cyclopentane, Cyclopentene or Tetrahydropyranh, Journal of Chemical and Engineering Data, Vol. 51, Issue 5, 2006, pp. 1880-1883.

35. Takeya, S., Hori, A., Uchida, T., Ohmura, R., gCrystal Lattice Size and Stability of Type H Clathrate Hydrates with Various Large-Molecule Guest Substancesh, Journal of Physical Chemistry B, Vol. 110, Issue 26, 2006, pp. 12943-12947.

34. Ogawa, T., Itoh, T., Watanabe, K., Tahara, K., Hiraoka, R., Ochiai, J., Ohmura, R., Mori, Y. H., gDevelopment of a Novel Hydrate-Based Refrigeration System: a Preliminary Overviewh, Applied Thermal Engineering, Vol. 26, 2006, pp. 2157-2167.

33. Uchida, T., Ohmura, R., Ikeda, I. Y., Nagao, J., Takeya, S., Hori, A. g Phase Equilibrium Measurements and Crystallographic Analyses on Structure-H Type Gas Hydrate Formed from the CH4-CO2 -Neohexane-Water Systemh, Journal of Physical Chemistry B, Vol. 110, Issue 10, 2006, pp. 4583-4588.

32. Katsuki, D., Ohmura, R., Ebinuma, T., Narita, H., gFormation, growth and aging of clathrate hydrate crystals in a porous mediumh, Philosophical Magazine, Vol. 86, Issue 12, 2006, pp. 1753-1761.

31. Ohmura, R., Takeya, S., Maekawa, T., Uchida, T., gPhase Equilibrium for Structure-H Hydrate Formed with Krypton and 2,2-Dimethylbutaneh, Journal of Chemical & Engineering Data, Vol. 51, 2006, pp. 161-163.

2005

30. Ohmura, R., Matsuda, S., Takeya, S., Ebinuma, T., Narita, H., gPhase Equilibrium for Structure-H Hydrates Formed with Methane and Methyl-Substituted Cyclic Etherh, International Journal of Thermophysics, Vol. 26, Issue 5, 2005, pp. 1515-1523.

29. Imai, S., Okutani, K., Ohmura, R., Mori, Y. H., gPhase Equilibrium for Clathrate Hydrates Formed with Difluoromethane + either Cyclopentane or Tetra-n-butylammonium Bromideh, Journal of Chemical & Engineering Data, Vol. 50, 2005, pp. 1783-1786.

28. Ohmura, R., Matsuda, S., Itoh, S., Ebinuma, T., Narita, H., gFormation and Growth of Structure-H Hydrate Crystals on a Water Droplet in Contact with Methane Gas and Large-Molecule Guest-Substance Liquidh, Crystal Growth & Design, Vol. 5, Issue 5, 2005, pp. 1821-1824.

27. Tsuji, H., Kobayashi, T., Okano, Y., Ohmura, R., Yasuoka, K., Mori, Y. H., gThermodynamic Simulations of Isobaric Hydrate-forming Operations: Formulation of Computational Scheme and Its Application to Hydrate Formation from a Methane + Ethane + Propane Mixtureh, Energy & Fuels, Vol. 19, 2005, pp. 1587-1597.

26. Tsuji, H., Kobayashi, T., Ohmura, R., Mori, Y. H., gHydrate Formation by Water Spraying in a Methane + Ethane + Propane Gas Mixture: an Attempt at Promoting Hydrate Formation Utilizing Large-Molecule Guest Substances for Structure-H Hydratesh, Energy & Fuels, Vol. 19, 2005, pp. 869-876.

25. Uchida, T., Ikeda, I. Y., Takeya, S., Kamata, Y., Ohmura, R., Nagao, J., Zatsepina, O. Y., Buffett, B. A., gKinetics and Stability of CH4-CO 2 Mixed Gas Hydrates during Formation and Long-Term Storageh, ChemPhysChem, Vol. 6, 2005, pp. 646-654.

24. Ohmura, R., Matsuda, S., Uchida, T., Ebinuma, T., Narita, H., gClathrate Hydrate Crystal Growth in Liquid Water Saturated with a Guest Substance: Observations in Methane + Water Systemh, Crystal Growth & Design, Vol. 5, Issue 3, 2005, pp. 953-957.

23. Takeya, S., Uchida, T., Nagao, J., Ohmura, R., Shimada, W., Kamata, Y., Ebinuma, T., and Narita, H., gParticle size effect of CH4 hydrate for self-preservationh, Chemical Engineering Science, Vol. 60, 2005, pp. 1383-1387.

22. Ohmura, R., Matsuda, S., Uchida, T., Ebinuma, T., Narita, H., gPhase Equilibrium for Structure-H Hydrates at Temperatures below the Freezing Point of Waterh, Journal of Chemical & Engineering Data, Vol. 50, 2005, pp. 993-996.

2004

21. Ohmura, R., Takeya, S. Uchida, T., Ebinuma, T., gClathrate hydrate formed with methane and 2-propanol: Confirmation of structure-II hydrate formationh, Industrial & Engineering Chemistry Research, Vol. 43, 2004, pp. 4964-4966.

20. Ohmura, R., Takeya, S. Uchida, T., Ikeda, I. Y., Ebinuma, T. and Narita, H. gClathrate hydrate formation in the system methane + 3-methyl-1-butanol + water: Equilibrium data and crystallographic structures of hydratesh, Fluid Phase Equilibria, Vol. 221, 2004, pp. 151-156.

19. Uchida, T., Takeya, S., Chuvirin, E. M., Ohmura, R., Nagao, J., Yakushev, V. S., Istomin, V. A., Minagawa, H., Ebinuma, T. and Narita, H., gDecomposition of methane hydrates in sand, sandstone, clays, and glass beadsh, Journal of Geophysical Research, Vol. 109, B05206, doi:10.1029/2003JB002771, 2004

18. Tsuji, H., Ohmura, R. and Mori, Y. H., gForming Structure-H Hydrates Using Water Spraying in Methane Gas: Effects of Chemical Species of Large-Molecule Guest Substancesh, Energy & Fuels, Vol. 18, 2004, pp. 418-424.

17. Ohmura, R., Shimada, W., Uchida, T., Mori, Y. H., Takeya S., Nagao, J., Minagawa, H., Ebinuma, T. and Narita, H., gClathrate-hydrate crystal growth in liquid water saturated with a hydrate-forming substance: variations in crystal morphologyh, Philosophical Magazine, Vol. 84, 2004, pp. 1-16.

16. Uchida, T., Moriwaki, M., Takeya, S., Ikeda, Y. I., Ohmura, R., Nagao, J., Minagawa, H., Ebinuma, T., Narita, H., Gohara, K., and Mae, S., gTwo-step formation process of methane-propane mixed gas hydrates in a batch-type reactorh, AIChE Journal, Vol. 50, 2004, pp. 518-523.

2003

15. Ohmura, R., Uchida, T., Takeya S., Nagao, J., Minagawa, H., Ebinuma, T. and Narita, H., gClathrate Hydrate Formation in (Methane + Water + Methylcyclohexanone) Systems: the First Phase Equilibrium Datah, Journal of Chemical Thermodynamics, Vol. 35, 2003, pp. 2045-2055.

14. Ohmura, R., Uchida, T., Takeya S., Nagao, J., Minagawa, H., Ebinuma, T. and Narita, H., gPhase Equilibrium for Structure-H Hydrates Formed with Methane and each of Pinacolone (3,3-dimethyl-2-butanone) and Pinacolyl alcohol (3,3-dimethyl-2-butanol)h, Journal of Chemical & Engineering Data, Vol. 48, 2003, 1337-1340.

13. Uchida, T., Ohmura, R., Nagao, J., Takeya, S., Ebinuma, T. and Narita, H., gViscosity of Aqueous CO2 Solutions Measured by Dynamic Light Scatteringh, Journal of Chemical & Engineering Data, Vol. 48, 2003, pp. 1225-1229.

12. Ohmura, R., Ogawa, M., Yasuoka, K. and Mori, Y. H., gStatistical Study of Clathrate-Hydrate Nucleation in a Water/Hydrochlorofluorocarbon System: Search for the Nature of the "Memory Effect"h, Journal of Physical Chemistry B, Vol. 107, 2003, pp. 5289-5293.

11. Sakaguchi, H., Ohmura, R. and Mori, Y. H., gEffects of Kinetic Inhibitors on the Formation and Growth of Hydrate Crystals at a Liquid-Liquid Interfaceh, Journal of Crystal Growth, Vol. 247, 2003, pp. 631-641.

10. Uchiyama, K., Migita, H., Ohmura, R. and Mori, Y. H., gGas Absorption into gString-of-Beadsh Liquid Flow with Chemical Reaction: Application to Carbon-Dioxide Separationh, International Journal of Heat & Mass Transfer, Vol. 46, 2003, pp. 457-468.

2002

9. Ohmura, R., Kashiwazaki, S., Shiota, S., Tsuji, H. and Mori, Y. H., gStructure-I and Structure-H Hydrate Formation Using Water Sprayingh, Energy & Fuels, Vol. 16, 2002, pp. 1141-1147.

8. Ohmura, R., Shigetomi, T. and Mori, Y. H., gBending Tests on Clathrate Hydrate Single Crystalsh, Philosophical Magazine A, Vol. 82, 2002, pp. 1725-1740.

2001

7. Fukumoto, K., Tobe, J., Ohmura, R. and Mori, Y. H., gHydrate Formation Using Water Spraying in a Hydrophobic Gas: a Preliminary Studyh, AIChE Journal, Vol. 47, 2001, pp. 1899-1904.

2000

6. Ohmura, R., Kashiwazaki, S. and Mori, Y. H., gMeasurements of Clathrate-Hydrate Film Thickness Using Laser Interferometryh, Journal of Crystal Growth, Vol. 218, 2000, pp. 372-380.

5. Ohmura, R., Shigetomi, T. and Mori, Y. H., gMechanical Properties of Water/Hydrate-Former Phase Boundaries and Phase-Separating Hydrate Filmsh, Annals of New York Academy of Sciences, Vol. 912, 2000, pp. 958-966.

1999

4. Ohmura, R. and Mori, Y. H., gComments on "Solubility of Liquid CO2 in Synthetic Sea Water at Temperatures from 278 K to 293 K and Pressures from 6.44 MPa to 29.49 MPa, and Densities of the Corresponding Aqueous Solutions" (Teng, H.; Yamasaki, A. J. Chem. Eng. Data 1998, 43, 2-5)h, Journal of Chemical & Engineering Data, Vol. 44, 1999, pp. 1432-1433.

I. Ohmura, R. and Mori, Y. H., gPhysical Chemistry of Clathrate Hydrates ? an Overview and a State-of-the-Art Review of Fundamental Studies Contributing to Energy and Environmental Technologyh (in Japanese), Thermal Science and Engineering, Vol. 7-2, 1999 pp. 35-58.

3. Ohmura, R., Shigetomi, T. and Mori, Y. H., gFormation, Growth and Dissociation of Clathrate Hydrate Crystals in Liquid Water in Contact with a Hydrophobic Hydrate-Forming Liquidh, Journal of Crystal Growth, Vol. 196, 1999, pp. 164-173.

1998

2. Ohmura, R. and Mori, Y. H., gPull-out Test of Clathrate-Hydrate Films at Water/Hydrochlorofluorocarbon Interfacesh, Journal of Materials Science Letters, Vol. 17, 1998, pp. 1397-1399.

1. Ohmura, R. and Mori, Y. H., gCritical Conditions for CO2 Hydrate Film to Rest on Submarine CO2 Pond Surfaces: A Mechanistic Studyh, Environmental Science and Technology, Vol. 32, 1998, pp. 1120-1127.