雑誌論文(査読付きプロシーディングスを含む)
Journal paper (inc. peer-reviewed conference proceedings)

令和3年7月26日現在 --- as of July 26, 2021

2020

156
Tomohiro Matsuda, Koichi Kobayashi, Takuya Mabuchi, Gen Inoue and Takashi Tokumasu, "Multiscale Simulation of Proton Transport in the Catalyst Layer with Consideration of Ionomer Thickness Distribution", ECS Transactions, Vol.98, No.9, pp.187-196, (2020).
155
Kyohei Ishikawa, Takuya Mabuchi and Takashi Tokumasu, "Analysis of the Influence of Cerium Ions on Mass Transport Properties in Polymer Electrolyte Membrane by Molecular Dynamics Simulation", ECS Transactions, Vol.98, No.9, pp.439-446, (2020).
154
Kyohei Ishikawa, Takuya Mabuchi and Takashi Tokumasu, "Analysis of Water Cluster Structures and Mass Transport in Polymer Electrolyte Membranes Containing Cerium Ions Using Molecular Dynamics Simulations", 燃料電池 Vol. 20, No. 2, pp. 76-84, (2020).
153
Hiroki Nagashima, Shin-ichi Tsuda and Takashi Tokumasu, "An evaluation of the self-diffusion coefficient of liquid hydrogen via the generic van der Waals equation of state and modified free volume theory", Chemical Physics, Vol. 539, 1100952, (2020).
152
Takuya Mabuchi, Sheng-Feng Huang and Takashi Tokumasu, "Dispersion of Nafion Ionomer Aggregates in 1-Propanol/Water Solutions: Effects of Ionomer Concentration, Alcohol Content, and Salt Addition", Macromolecules, Vol. 53, pp. 3273-3283, (2020).
151
Akinori Fukushima, Hironori Sakai and Takashi Tokumasu, "Ab initio studies of the effect of the fluorination on deprotonation reaction of the benzene sulfonic acid", Journal of Molecular Modeling, Vol. 26, 127, (2020).
150
Naoya Uene, Hideki Takeuchi, Yasutaka Hayamizu and Takashi Tokumasu, "Study of reflection models of gas molecules on water adsorbed surfaces in high-speed flows", Journal of Fluid Science and Technology, Vol. 15, No. 1, 19-00198 (2020).
149
Takuya Mabuchi, Sheng-Feng Huang and Takashi Tokumasu, "Nafion Ionomer Dispersion in Mixtures of 1-Propanol and Water Based on the Martini Coarse-Grained Model", Journal of Polymer Science, Part B-Polymer Physics, Vol. 58, pp. 487-499, (2020).
148
Kiyoto Kawai, Takuya Mabuchi and Takashi Tokumasu, "Molecular Dynamics Analysis of Proton Diffusivity in Hydrated Nafion Membranes Contaminated with Ferrous Ions", Macromolecular Theory and Simulations, Vol. 29, 1900047, (2020).

2019

147
Koichi Kobayashi Takuya Mabuchi Gen Inoue Takashi Tokumasu, "Nano/Microscale Simulation of Proton Transport in Catalyst Layer", ECS Transactions, Vol.92, No.8, (2019), pp.515-522
146
Takuya Mabuchi, Sheng-Feng Huang, Takashi Tokumasu, "Nafion Ionomer Dispersion in Mixtures of 1-Propanol and Watere Based on the Martini Coarse-Grained Model", ECS Transactions, Vol.92, No.8, (2019), pp.487-499
145
Masataka Nakauchi, Takuya Mabuchi, Yuta Yoshimoto, Toshihiro Kaneko, Ikuya Kinefuchi, Hideki Takeuchi, Takashi Tokumasu, "Molecular Dynamics Study of Oxygen Diffusivity in Catalyst Layer", ECS Transactions, Vol.92, No.8, (2019), pp.23-28
144
Kyohei Ishikawa, Takuya Mabuchi, Takashi Tokumasu, "Analysis of the Influence of Cerium Ions on Mass Transport Properties in Polymer Electrolyte Membrane by Molecular Dynamics Simulation", ECS Transactions, Vol.92, No.8, (2019), pp.421-428
143
William Gonçalves, Takuya Mabuchi, Takashi Tokumasu, "Effects of Water Diameter on Proton Transport in Proton-Exchange Membranes", Journal of Physical Chemistry C, Vol.123, (2019), pp.28958-28968
142
Takuya Mabuchi, Takashi Tokumasu, "Effects of Water Diameter on Proton Transport in Proton-Exchange Membranes", Journal of Polymer Science, Part B, Vol.57, (2019), pp.867-878
141
小林光一, 馬渕拓哉, 井上元, 徳増崇, "MD シミュレーションを用いたアイオノマー薄膜の構造およびプロトン輸送の解析", 燃料電池, Vol.18, No.4, (2019), pp.75-82
140
Masataka Nakauchi, Takuya Mabuchi, Yuta Yoshimoto, Takuma Hori, Ikuya Kinefuchi, Hideki Takeuchi, Takashi Tokumasu, "Molecular Dynamics Study of Oxygen Scattering Behavior on Perfluorosulfonic Acid Ionomer Thin Films", Journal of Physical Chemistry. C, Vol.123, (2019), pp.7125-7133
139
Yuya Kurihara, Takuya Mabuchi, Takashi Tokumasu, "Molecular Dynamics Study of Oxygen Transport Resistance through Ionomer Thin Film on Pt Surface", Journal of Power Sources, Vol.414, (2019), pp.263-271.
138
Satoru Kaneko, Takashi Tokumasu, Yoshimi Nakamaru, Chiemi Kokubun, Kayoko Konda, Manabu Yasui, Masahito Kurouchi, Musa Can, Shalima Shawuti, Rieko Sudo, Tamio Endo, Shigeo Yasuhara, Akifumi Matsuda, and Mamoru Yoshimoto, "Constriction of a lattice constant in an epitaxial magnesium oxide film deposited on a silicon substrate", Japanese Journal of Applied Physics, Vol.58, (2019), SAAD06

2018

137
Koichi Kobayashi, Takuya Mabuchi, Gen Inoue and Takashi Tokumasu "Molecular Dynamics Study of the Thickness Dependence of Structure and Mass Transport in Ionomer Thin Film", ECS Transactions, Vol. 86, No. 13, pp. 469-474, (2018).
136
Yuya Kurihara, Takuya Mabuchi and Takashi Tokumasu "Kinetic Analysis of Oxygen Transport Phenomena through Ionomer Thin Film on Pt Surface in PEFC", ECS Transactions, Vol. 86, No. 13, pp. 489-496, (2018).
135
Naoya Uene, Hideki Takeuchi, Yasutaka Hayamizu and Takashi Tokumasu "Scattering Properties of Gas Molecules on Water Adsorbed Surfaces in High Knudsen Number Flows", Proc. 21st Australasian Fluid Mechanics Conference, 11C-5, (2018).
134
Ryuji Takahashi, Nobuyuki Tsuboi, Takashi Tokumasu and Shin-ichi Tsuda "Validation of Classica Mixing Rule Coupled with a Van der Waals-type Equation of State for Supercritical Mixture System of Oxygen and Hydrogen using Molecular Simulation", Mechanical Engineering Letters, Vol. 4, pp. 18-00369 (8 pages), (2018).
133
Takuya Mabuchi and Takashi Tokumasu "Relationship between Proton Transport and Morphology of Perfluorosulfonic Acid Membranes: A Reactive Molecular Dynamics Approach", the Journal of Physical Chemistry B, Vol. 122, pp. 5922-5932, (2018).

2017

132
Takuya Mabuchi and Takashi Tokumasu, "Molecular Dynamics Study of Ionomer Dispersions in Water/Alcohol Mixtures", Extended Abstracts of the Ninth JSME-KSME Thermal and Fluids Engineering Conference, TFEC9-1653.
131
Akinori Fukushima and Takashi Tokumasu, "Channel Size Dependence of the Friction Force around the Contact Line Region", Extended Abstracts of the Ninth JSME-KSME Thermal and Fluids Engineering Conference, TFEC9-1473.
130
Ryuji Takahashi, Nobuyuki Tsuboi, Takashi Tokumasu and Shin-ichi Tsuda, "Validation of Classical Mixing Rule Coupled with a Cubic Equation of State for the Thermodynamic Properties in Oxygen – Hydrogen Mixture System", Extended Abstracts of the Ninth JSME-KSME Thermal and Fluids Engineering Conference, TFEC9-1422.
129
Daiki Yasui, Hiroki Nagashima, Takashi Tokumasu, Satoshi Watanabe and Shin-ichi Tsuda, "A Discussion on the Effect of Quantum Nature of Liquid Hydrogen on its Bubble Nucleation Using Density Functional Theory", Extended Abstracts of the Ninth JSME-KSME Thermal and Fluids Engineering Conference, TFEC9-1349.
128
Yuya Kurihara, Takuya Mabuchi and Takashi Tokumasu, "Molecular Analysis of Oxygen Permeation Properties in Ionomer on Pt Surface on PEMFC", Proc. of 6th European PEFC and Electrolyser Forum, B0807, (2017).
127
Masataka Nakauchi, Takuya Mabuchi, Takuma Hori, Yuta Yoshimoto, Ikuya Kinefuchi, Hideki Takeuchi and Takashi Tokumasu, "Molecular Simulations of Oxygen Scattering and Surface Diffusion on Ionomer Surface", Proc. of 6th European PEFC and Electrolyser Forum, B0804, (2017).
126
Takuya Mabuchi and Takashi Tokumasu, "Ionomer Dispersions in Water/Alcohol Solutions by Coarse-Grained Molecular Dynamics", ECS Transactions, Vol. 80, pp. 577-582, (2017).
125
Masataka Nakauchi, Takuya Mabuchi, Takuma Hori, Yuta Yoshimoto, Ikuya Kinefuchi, Hideki Takeuchi and Takashi Tokumasu, "Gas-Surface Interaction Study of Oxygen Molecules on Ionomer Surface in Catalyst Layer", ECS Transactions, Vol. 80, pp. 197-204, (2017).
124
Akinori Fukushima, Hironori Sakai and Takashi Tokumasu, "Theoretical Study of High Performance Hydrocarbon-based Ion-exchange Membranes", Computational and Theoretical Chemistry, Vol. 1121, pp. 44-48, (2017).
123
Ryan Falkenstein-Smith, Matthew Rushby, Hiroki Nagashima, Takashi Tokumasu and Jeongmin Ahn, "Exploring the Performance of Dual-Phase Oxygen Transport Membranes for Carbon Capture Purposes", Journal of Fluid Science and Technology, Vol. 12, Paper No. 17-00430, (2017).
122
Tetsuya Mashio, Hiroshi Iden, Atsushi Ohma and Takashi Tokumasu, "Modeling of Local Gas Transport in Catalyst Layers on PEM Fuel Cells", Journal of Electroanalytical Chemistry, Vol. 790, pp. 27-39, (2017).
121
Takuya Mabuchi and Takashi Tokumasu, "Dependence of Electroosmosis on Polymer Structure in Proton Exchange Membranes", Mechanical Engineering Journal, Vol. 4, Paper No. 17-00054, (2017).
120
Yuya Kurihara, Takuya Mabuchi and Takashi Tokumasu, "Molecular Analysis of Structural Effect of Ionomer on Oxygen Permeation Properties in PEFC", Journal of the Electrochemical Society, Vol. 164, pp. F628-F637, (2017).
119
Hiroki Nagashima, Shin-ichi Tsuda, Nobuyuki Tsuboi, A. Koichi Hayashi and Takashi Tokumasu, "A Molecular Dynamics Study of Nuclear Quantum Effect on Diffusivity of Hydrogen Molecule", Journal of Chemical Physics, Vol. 147, 24501, (2017).

2016

118
Kiyoto Kawai and Takashi Tokumasu "Correlation between the Swelling Characteristic and Humidity Cycle Durability of a Polymer Electrolyte Membrane", ECS Transactions, Vol. 75, No. 14, pp. 695-702, (2016).
117
Susumu Kono, Takuya Mabuchi and Takashi Tokumasu "A Molecular Dynamics Study of Transport Properties in Degraded Nafion Membrane", ECS Transactions, Vol. 75, No. 14, pp. 651-658, (2016).
116
Takuya Mabuchi and Takashi Tokumasu "Effect of Water Cluster Structure on Proton Transport in Proton-Exchange Membrane Using Reactive Molecular Dynamics Simulations", ECS Transactions, Vol. 75, No. 14, pp. 631-636, (2016).
115
Masataka Nakauchi, Takuya Mabuchi, Ikuya Kinefuchi, Hideki Takeuchi and Takashi Tokumasu "Reflection Characteristics of Oxygen Molecule on Ionomer Surface", ECS Transactions, Vol. 75, No. 14, pp. 615-622, (2016).
114
Joji Aochi, Takuya Mabuchi and Takashi Tokumasu "Molecular Dynamics Study on Proton Transport in Supported Nafion Ionomer Thin Films on Lennard-Jones Walls", ECS Transactions, Vol. 75, No. 14, pp. 607-614, (2016).
113
Yuya Kurihara, Takuya Mabuchi and Takashi Tokumasu "Molecular Dynamics Simulation of Oxygen Diffusivity, Solubility, and Permeability in Ionomer on Pt Surface", ECS Transactions, Vol. 75, No. 14, pp. 129-138, (2016).
112
Yoshiaki Kawagoe, Tomoya Oshima, Ko Tomarikawa, Takashi Tokumasu, Tetsuya Koido and Shigeru Yonemura, "A Study on Pressure-driven Gas Transport in Porous Media: from Nanoscale to Microscale", Microfluidics and Nanofluidics, Vol. 20, Issue 12, Article No. 162, (2016).
111
Joji Aochi, Takuya Mabuchi and Takashi Tokumasu, "Molecular Dynamics Study of the Effect of Wettability of the Carbon Support on Proton Transport in Nafion Ionomer Thin Films", Journal of Thermal Science and Technology, Vol. 11, No. 3, 16-00423, (2016).
110
Tetsuya Mashio, Atsushi Ohma and Takashi Tokumasu "Molecular Dynamics Study of Ionomer Adsorption at a Carbon Surface in Catalyst Ink", Electrochimica Acta, Vol. 202, pp. 14-23, (2016).
109
青地成二, 馬渕拓哉, 徳増崇 "PEFCカソード触媒層のプロトン輸送に関する分子論的研究", 燃料電池, Vol. 15, No. 3, pp. 78-84, (2016).

2015

108
Takuya Mabuchi and Takashi Tokumasu "Molecular Dynamics Study of Proton Transport in Modeled Water Cluster Structure of Polymer Electrolyte Membrane", ECS Transactions Vol. 69, No. 17, pp. 723-730, (2015).
107
Joji Aochi, Takuya Mabuchi and Takashi Tokumasu "Effects of Water Structure on Proton Transport in Nafion Thin Films with Molecular Dynamics Simulations", ECS Transactions Vol. 69, No. 17, pp. 715-722, (2015).
106
Yuya Kurihara, Takuya Mabuchi and Takashi Tokumasu "Molecular Simulation of Oxygen Solubility and Diffusivity in Ionomer on Pt Surface", ECS Transactions Vol. 69, No. 17, pp. 691-700, (2015).
105
Kiyoto Kawai, Takuya Mabuchi and Takashi Tokumasu "Molecular Simulation of Proton Conductivity in Nafion Membrane Contaminated with Ferrous Ion", ECS Transactions Vol. 69, No. 17, pp. 579-586, (2015).
104
Yuya Kurihara, Takuya Mabuchi and Takashi Tokumasu "Effects of Structure of Nafion and Hydrocarbon Ionomer on Oxygen Solubility", Proceedings of the 5th European PEFC & H2 Forum (EFCF) A1305, (2015).
103
Akinori Fukushima, Toshiki Mima, Ikuya Kinefuchi and Takashi Tokumasu "Molecular Dynamics Simulation of Channel Size Dependence of the Friction Coefficient between a Water Droplet and a Nanochannel Wall", Journal of Physical Chemistry C, Vol. 119, No. 51, pp. 28396-28404, (2015).
102
Takuya Mabuchi, Akinori Fukushima and Takashi Tokumasu "A Modified Two-state Empirical Valence Bond Model for Proton Transport in Aqueous Solutions", Journal of Chemical Physics, Vol. 143, No. 1, 014501 (10 pages) (2015).
101
Hironori Sakai and Takashi Tokumasu "Quantum Chemical Analysis of the Deprotonation of Sulfonic Acid in a Hydrocarbon Membrane Model at Low Hydration Levels", Solid State Ionics Vol. 274, pp. 94-99, (2015).
100
Akinori Fukushima, Toshiki Mima, Ikuya Kinefuchi and Takashi Tokumasu "Molecular Dynamics Study for Channel Size Dependence of Shear Stress between Droplet and Wall", Journal of Nanoscience and Nanotechnology Vol. 15, No. 4, pp. 3224-3228, (2015).
99
Shin-ichi Tsuda, Masato Tomi, Nobuyuki Tsuboi, Shohei Ikawa and Takashi Tokumasu "Extraction of the Density Fluctuations in Diatomic Fluids Around the Critical Points Using Molecular Dynamics Simulation", Journal of Nanoscience and Nanotechnology Vol. 15, No. 4, pp. 3117-3120, (2015).

2014

98
Hironori Sakai and Takashi Tokumasu, "Quantum Chemical Analysis about Deprotonation Reaction of Sulfonic Group of Modeled Hydrocarbon Membrane in Low Hydration Level", ECS Transactions, Vol. 64, No. 3, pp. 433-440, October (2014).
97
Kiyoto Kawai and Takashi Tokumasu, "Numerical Analysis of Proton Conductivity in Hydrated Nafion Membrane", ECS Transactions, Vol. 64, No. 3, pp. 789-792, October (2014).
96
Yuya Kurihara and Takashi Tokumasu, "Molecular Simulation of Oxygen Permeation through Ionomer in Catalyst Layer", ECS Transactions, Vol. 64, No. 3, pp. 559-566, October (2014).
95
Satoru Kaneko, Hironori Torii, Takeo Amazawa, Takeshi Ito, Manabu Yasui, Masahito Kurouchi, Akinori Fukushima, Takashi Tokumasu, Seughwan Lee, Sungkyun Park, Hirofumi Takikawa and Mamoru Yoshimoto, "Expansion of Lattice Constants of Aluminum Nitride Thin Film Prepared on Sapphire Substrate by ECR Plasma Sputtering Method", Japanese Journal of Applied Physics, Vol. 53, 論文番号: 11RA11, October (2014).
94
Navvab Khajeh-Hosseini-Dalasm, Takashi Sasabe, Takashi Tokumasu, Ugur Pasagullari, "Effects of Polytetrafluoroethylene Treatment and Compression on Gas Diffusion Layer Microstructure using High-Resolution X-ray Computed Tomography", Journal of Power Sources, Vol. 266, pp. 213-221, October (2014).
93
Takuya Mabuchi and Takashi Tokumasu, "An Improved EVB Model for Proton Transport in Polymer Electrolyte Membrane", ECS Transactions, Vol. 64, No. 3, pp. 699-704, October (2014).
92
Takuya Mabuchi and Takashi Tokumasu, "Effect of Bound State of Water on Hydronium Ion Mobility in Hydrated Nafion Using Momecular Dynamics Simulation", Journal of Chemical Physics, Vol. 141, No. 10, 論文番号: 104904 September (2014).
91
Akinori Fukushima, Toshiki Mima, Ikuya Kinefuchi and Takashi Tokumasu, "Molecular Dynamics Study for Channel Size Dependence of Shear Stress between Droplet and Wall", Journal of Nanoscience and Nanotechnology, Vol. 14, No. 1-5, accepted, (2014).
90
Takuya Mabuchi and Takashi Tokumasu, "Molecular Dynamics Simulation of Proton Transport in Polymer Electrolyte Membrane", Journal of Nanoscience and Nanotechnology, Vol. 14, No. 1-6, accepted, (2014).
89
冨正人, 井川祥平, 坪井伸幸, 徳増崇, 津田伸一, "二原子分子流体の臨界点近傍におけるゆらぎ構造の分子動力学計算", 日本機械学会論文集B編, 掲載決定, (2014).
88
Shin-ichi Tsuda, Masato Tomi, Nobuyuki Tsuboi, Shohei Ikawa and Takashi Tokumasu, "Extraction of the Density Fluctuations in Diatomic Fluids Around the Critical Points Using Molecular Dynamics Simulation", Journal of Nanoscience and Nanotechnology, Vol. 14, No. 1-4, accepted, (2014).
87
Hiroki Nagashima, Shin-ichi Tsuda, Nobuyuki Tsuboi, Mitsuo Koshi, A. Koichi Hayashi and Takashi Tokumasu, "An Analysis of Quantum Effects on the Thermodynamic Properties of Cryogenic Hydrogen Using the Path Integral Method", Journal of Chemical Physics, Vol. 140, No. 13, 134506, (2014).
86
Hironori Sakai and Takashi Tokumasu, "Reaction Analysis for Deprotonation of the Sulfonic Group of Perfluorosulfonic Acid Molecules at Low Hydration Levels", Journal of Physical Chemistry A, Vol. 118, No. 1, pp. 275-282, (2014).

2013

85
Takuya Mabuchi and Takashi Tokumasu , "Molecular Dynamics Study of Proton and Water Transfer in Polyelectrolyte Membrane", Proceedings of The 12th International Symposium on Fluid Control, Measurement and Visualization, OS16-04-01.
84
Hironori Sakai and Takashi Tokumasu , "Quantum Chemical Analysis about Deprotonation Reaction of Sulfonic Group of Perfluorosulfonic Acid Species in the Low Hydration Level", ECS Transactions, Vol. 58, No.1, pp. 1145-1151, (2013).
83
Yuta Sugaya and Takashi Tokumasu , "Molecular Dynamics Study of Oxygen Permeation of Ionomer of Hydrocarbon", ECS Transactions, Vol. 58, No.1, pp. 1165-1174, (2013).
82
Akinori Fukushima, Toshiki Mima, Ikuya Kinefuchi and Takashi Tokumasu , "Molecular Dynamics Study for the Friction Coefficient between a Water Droplet and a Solid Wall", ECS Transactions, Vol. 58, No.1, pp. 87-93, (2013).
81
Ikuya Kinefuchi, Jyunpei Oyama, Kouji Yokoyama, Norio Kubo, Takashi Tokumasu and Yoichiro Matsumoto , "Direct Simulation Monte Carlo Analysis of Gas Transport in Microporous Structure Based on X-Ray Computed Tomography", ECS Transactions, Vol. 58, No.1, pp. 71-78, (2013).
80
Takuya Mabuchi and Takashi Tokumasu , "A Revised EVB Model for Proton Transport in Hydrated Nafion Membrane", ECS Transactions, Vol. 58, No.1, pp. 261-269, (2013).
79
Takuya Mabuchi and Takashi Tokumasu , "Molecular Dynamics Study of Proton and Water Transport in Nafion Membrane", Proceedings of the 11th International Conference on Nanochannels, Microchanneles, and Minichannels, ICNMM 2013-73084, (2013).
78
Hiroki Nagashima, Shin-ichi Tsuda, Nobuyuki Tsuboi, A. Koichi Hayashi and Takashi Tokumasu, "A Molecular Dynamics Analysis of Quantum Effect on the Thermodynamic Properties of Liquid Hydrogen", Proceedings of the 11th International Conference on Nanochannels, Microchanneles, and Minichannels, ICNMM 2013-73161, (2013).
77
永島浩樹, 津田伸一, 坪井伸幸, 越光男, 林光一, 徳増崇, "経路積分セントロイド分子動力学法による水素の量子性がp-V-T関係に与える影響の解析", 日本機械学会論文集B編, Vol. 79, No. 805, pp. 1145-1151, (2013).
76
馬渕拓哉, 徳増崇, "高分子電解質膜ナノ構造内におけるプロトン・水分子輸送特性の分子論的解析", 日本機械学会論文集B編, Vol. 79, No. 807, pp. 2446-2455, (2013).
75
Yuta Yoshimoto, Ikuya Kinefuchi, Toshiki Mima, Akinori Fukushima, Takashi Tokumasu and Shu Takagi , "Bottom-up Construction of Interaction Models of Non-Markovian Dissipative Particle Dynamics", Physical Review E, Vol. 88, 43305 (2013).
74
Unal Sen, Oktay Acar, Sevim Unugur Celik, Ayhan Bozkurt, Ali Ata, Takashi Tokumasu and Akira Miyamoto, "Proton-conducting Blend Membranes of Nafion/Poly(Vinylphosphonic Acid) for Proton Exchange Membrane Fuel Cells", Journal of Polymer Research, Vol. 20, No. 9, 217 (2013).
73
Takashi Tokumasu, Marie-Hélène Meurisse, Nicolas Fillot and Philippe Vergne, "A Molecular Dynamics Study of a Nanoscale Liquid Bridge under Shear", Tribology International, Vol. 59, pp. 10-16, (2013).

2012

72
Takashi Tokumasu, "Nanoscale Transport Phenomena in PEM of PEFC by Large Scale Molecular Dynamics Simulations", ECS Transactions, Vol. 50, No. 2, pp. 859-868, (2012).
71
Takashi Sasabe, Gen Inoue, Shoji Tsushima, Shuichiro Hirai, Takashi Tokumasu and Ugur Pasaogullari , "Investigation on Effect of PTFE Treatment on GDL Micro-structure by High-resolution X-ray CT", ECS Transactions, Vol. 50, No. 2, pp. 735-744, (2012).
70
Takuya Mabuchi and Takashi Tokumasu, "Molecular Simulation of Proton and Water Transport in Hydrated Nafion Membrane", ECS Transactions, Vol. 50, No. 2, pp. 175-181, (2012).
69
Akinori Fukushima, Toshiki Mima, Ikuya Kinefuchi and Takashi Tokumasu, "Molecular Dynamics Study of Water Transport Property in Micro Hydrophobic Pore", ECS Transactions, Vol. 50, No. 2, pp. 197-206, (2012).
68
Hiroki Nagashima, Takashi Tokumasu, Shin-ichi Tsuda, Nobuyuki Tsuboi, Mitsuo Koshi and A. Koichi Hayashi, "Limits of Classical Molecular Simulation on the Estimation of Thermodynamic Properties of Cryogenic Hydrogen", Molecular Simulation, Vol. 38, No. 4-6, pp. 404-413, (2012).

2011

67
Kiminori Sakai and Takashi Tokumasu, "Molecular Dynamics Study of Oxygen Permeation in the PFSA Ionomer on Pt Catalyst Surface", ECS Transactions, Vol. 41, No. 1, pp. 2105-2113, (2011).
66
Hironori Sakai and Takashi Tokumasu, "Development of the new model for the proton hopping by molecular dynamics simulation", ECS Transactions, Vol. 41, No. 1, pp. 2097-2103, (2011).
65
Takuya Mabuchi and Takashi Tokumasu, "Analysis of Proton and Water Transfer in PFSA Membrane by Molecular Dynamics Simulation", ECS Transactions, Vol. 41, No. 1, pp. 2115-2123, (2011).
64
Takashi Tokumasu, "Proton Transfer in Polymer Electrolyte Membrane by Molecular Dynamics Method", Proceedings of the 2011 Energy Sustainability Conference & Fuel Cell Conference, ESFuelCell 2011-54963, (2011).
63
Tetsuya Koido, Ko Tomarikawa, Shigeru Yonemura and Takashi Tokumasu, "Modeling of the Dissociative Adsorption Probability of the H2-Pt(111) System Based on Molecular Dynamics", AIP Conference Proceedings, RAREFIED GAS DYNAMICS: Proceedings of the 27th International Symposium on Rarefied Gas Dynamics, Vol. 1333, pp. 469-474, (2011).
62
Ko Tomarikawa, Shigeru Yonemura, Takashi Tokumasu and Tetsuya Koido, "Numerical Analysis of Gas Flow in Porous Media with Surface Reaction", AIP Conference Proceedings, RAREFIED GAS DYNAMICS: Proceedings of the 27th International Symposium on Rarefied Gas Dynamics, Vol. 1333, pp. 796-801, (2011).
61
Takashi Tokumasu and Taiki Yoshida, "A Molecular Dynamics Study for the Characteristics of Proton Transfer in Polymer Electrolyte Membrane", Proceedings of ASME-JSME-KSME Joint Fluids Engineering Conference, AJK 2011-36021, (2011).
60
Kiminori Sakai and Takashi Tokumasu, "Molecular Dynamics Study of Oxygen Permeation through the Ionomer of PEFC Catalyst Layer", Proceedings of ASME-JSME-KSME Joint Fluids Engineering Conference, AJK 2011-36020, (2011).
59
Hiroki Nagashima, Takashi Tokumasu, Shin-ichi Tsuda, Nobuyuki Tsuboi, Mitsuo Koshi and A. Koichi Hayashi, "An Estimation of Thermodynamic and Transport Properties of Cryogenic Hydrogen Using Classical Molecular Simulation", Proceedings of ASME-JSME-KSME Joint Fluids Engineering Conference, AJK 2011-36005, (2011).
58
H. Berro, N. Fillot, P. Vergne, T. Tokumasu, T. Ohara, and G. Kikugawa, "Energy Dissipation in Non-Isothermal Molecular Dynamics Simulations of Confined Liquids under Shear", Journal of Chemical Physics, Vol. 135, No. 13, 134708, (2011).
57
Tetsuya Koido, Daigo Ito, Takashi Tokumasu, Ko Tomarikawa and Shigeru Yonemura, "A Molecular Dynamics Study of the Effect of the Incident Angle on the Dissociation Probability of H2 on Pt(111)", Journal of Thermal Science and Technology, Vol. 6, No. 3, pp. 333-343, (2011).
56
Tetsuya Koido, Ko Tomarikawa, Shigeru Yonemura and Takashi Tokumasu, "Molecular Dynamics Study of the Effects of Translational Energy and Incident Angle on Dissociation Probability of Hydrogen/Deuterium Molecules on Pt(111)", Journal of Applied Physics, Vol. 110, No. 2, 24301, (2011).
55
Takashi Tokumasu and Daigo Ito, "The Dynamic Effects of Dissociation Probability of H2-Pt(111) System by Embedded Atom Method", Journal of Applied Physics, Vol. 109, No. 6, 63509, (2011).
54
Takashi Tokumasu, Izumi Ogawa, Michihisa Koyama, Takayoshi Ishimoto and Akira Miyamoto, "A DFT Study of Bond Dissociatino Trends of Perfluorosulfonic Acid Membrane", Journal of Electrochemical Society, Vol. 158, No. 2, pp. B175-B179, (2011).

2010

53
Taiki Yoshida and Takashi Tokumasu, "Molecular Dynamics Study of Proton Transfer including Grotthus Mechanism in Polymer Electrolyte Membrane", ECS Transactions, Vol. 33, No. 1, pp. 1055-1065, (2010).
52
Tetsuya Koido, Takashi Tokumasu, Kou Tomarikawa and Shigeru Yonemura, "A Molecular Dynamics Study of the Effect of Incident Angle on Dissociation Probability of H2/D2- Pt(111) system", ECS Transactions, Vol. 25, No. 23, pp. 59-68, (2010).
51
Hiroki Nagashima, Takashi Tokumasu, Shin-ichi Tsuda, Nobuyuki Tsuboi and A. Koichi Hayashi, "Reliability of Classical Molecular Dynamics Method to Thermodynamic Properties of Hydrogen ", Proceedings of 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, AIAA 2010-994, (2010).
50
徳増 崇, 伊藤大吾, "原子・分子の運動が白金表面での水素分子の解離確率に与える影響(第1報, EAMポテンシャルの改良および妥当性の検証)", 日本機械学会論文集B編, Vol. 76, No. 764, pp. 667-674, (2010).
49
徳増崇, 伊藤大吾, "原子・分子の運動が白金表面での水素分子の解離確率に与える影響 (第2報, Pt表面の様々なサイトにおける動的効果の解析)", 日本機械学会論文集B編, Vol. 76, No. 762, pp. 334-341, (2010).
48
Takashi Tokumasu, Daigo Ito, "A Molecular Dynamics Study for the Dissociation Phenomena of Gas Molecule on Metal Surface", e-Journal of Surface Science and Nanotechnology, Vol. 8, pp. 211-216, (2010).

2009

47
Takashi Tokumasu, Izumi Ogawa, Michihisa Koyama, Takayoshi Ishimoto and Akira Miyamoto, "A DFT study for the Durability of Perfluorosulfonic Acid Membrane", ECS Transactions, Vol. 25, No. 1, pp. 765-772, (2009).
46
Shin-ichi Tsuda, Nobuhiro Yamanishi, Takashi Tokumasu, Nobuyuki Tsuboi and Yoichiro Matsumoto, "A Modeling of Thermal Properties of Hydrogen/Oxygen System Using Molecular Simulations", Proceedings of 47th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, AIAA 2009-1601, (2009).
45
Takashi Tokumasu and Daigo Ito, "The Dependence of Molecular Motion on the Dissociative Adsorption of H2 on Pt(111)", Proceedings of HT2007, HT2007-32590 (CD-ROM), (2009).

2008

44
Takashi Tokumasu, Kanako Hara, Daigo Ito, "Molecular Dyanmics Study for Dissociation Phenomena of a Gas Molecule on a Metal Surface", Heat Transfer-Asian Research, Vol. 37, No. 8, pp. 485-498, (2008).
43
徳増崇, 原香菜子, 伊藤大吾, "金属表面上の気体分子の解離吸着現象に関する分子動力学的解析", 日本機械学会論文集B編, Vol. 74, No. 739, pp. 684-691, (2008).

2007

42
Yoshiki Yoshida, Kengo Kikuta, Satoshi Hasegawa, Mitsuru Shimagaki and Takashi Tokumasu, "Thermodynamic Effect on a Cavitating Inducer in Liquid Nitrogen", J. Fluid Eng., ASME, Vol. 129, pp. 273-278, (2007).

2006

41
Takashi Tokumasu, "Thermal conductivity of diatomic liquid in a narrow channel including a nanobubble", Fluid Dynamics Research, Vol. 38, No. 11, pp. 761-771, (2006).
40
吉田義樹, 菊田研吾, 長谷川敏, 島垣満, 中村憲明, 徳増崇, "液体窒素中のインデューサに発生するキャビテーションの熱力学的効果", 日本機械学会論文集B編, Vol. 72, No. 713, pp. 54-60, (2006).
39
新井山一樹, 尾池守, 徳増崇, 上條謙二郎, "液体窒素キャビテーション流動の基礎特性に対する流体温度の影響", 日本機械学会論文集B編, Vol. 72, No. 713, pp. 46-53, (2006).

2005

38
Yoshiki Yoshida, Kengo Kikuta, Satoshi Hasegawa, Mitsuru Shimagaki, Noriaki Nakamura and Takashi Tokumasu, "Thermodynamic Effect on a Cavitating Inducer in Liquid Nitrogen", Proceedings of ASME FEDSM'05, FEDSM 2005-77430, (2005).
37
Takashi Tokumasu, Kenjiro Kamijo and Akira Miyamoto, "Quantum Molecular Dynamics Simulation of Dissociative Adsorption of H2/Pt(111) ", Proceedings of 24th Rarefied Gas Dynamics, pp. 1031-1036, (2005).
36
津田伸一, 徳増崇, 高木周, 松本洋一郎, "気液二成分系における核生成速度の逆転現象(逆転現象における分子径依存性の分子動力学的解析)", 日本機械学会論文集B編, Vol. 71, No. 707, pp. 1893-1900, (2005).
35
津田伸一, 徳増崇, 上條謙二郎, "不純物を含んだ液体酸素中における気泡核生成の分子動力学的解析", 日本機械学会論文集B編, Vol. 71, No. 701, pp. 200-207, (2005).
34
Shin-ichi Tsuda, Takashi Tokumasu and Kenjiro Kamijo, "A Molecular Dynamics Study of Bubble Nucleation in Liquid Oxygen with Impurities", Heat Transfer - Asian Research, 34, pp. 514-526, (2005).

2004

33
Sang-In Jun, Takashi Tokumasu, and Kenjiro Kamijo, "Dynamic Response Analysis of High-Pressure Rocket Pumps", Transactions Japan Society of Aeronautical and Space Science, 47, pp. 181-188, (2004).
32
Takashi Tokumasu, and Kenjiro Kamijo, "Molecular dynamics study for the thermal conductivity of diatomic liquid", Superlattices and Microstructures, 35, pp. 217-225, (2004).
31
Takashi Tokumasu, Yumiko Sekino and Kenjiro Kamijo, "The numerical analysis of the effect of flow properties on the thermodynamic effect of cavitation", Transactions Japan Society of Aeronautical and Space Science, 47, pp. 146-152, (2004).

2003

30
Jun Ishimoto, Masahiro Onishi, Takashi Tokumasu and Kenjiro Kamijo, "Cavitating Flow of Liquid Nitrogen in Horizontal Rectangular Nozzle", Proceedings of the IMECE'03, IMECE 2003-41250, (2003).
29
Takashi Tokumasu, Yumiko Sekino and Kenjiro Kamijo, "A New Modeling of Sheet Cavitation Considering the Thermodynamic Effects", Proceedings of CAV2003, GS-16-003, (2003).
28
Sang-In Jun, Takashi Tokumasu and Kenjiro Kamijo, "Dynamic Response Analysis of High Pressure Rocket Pumps", Proceedings of CAV2003, OS-4-007, (2003).
27
Takashi Tokumasu, Yoichiro Matsumoto and Kenjiro Kamijo, "Dynamic Molecular Collision (DMC) Model for General Diatomic Rarefied Gas Flows", Proceedings of 23rd Rarefied Gas Dynamics, pp. 312-319, (2003).
26
全相仁, 徳増崇, 上條謙二郎, "高圧液体水素供給系の動的挙動の解析", ターボ機械, Vol. 31, No. 8, pp. 459-466, (2003).
25
徳増崇, 小原拓, 上條謙二郎, "分子動力学法による二原子分子液体の熱伝導率の検討", 日本機械学会論文集B編, Vol. 69, No. 683, pp. 1644-1650, (2003).
24
Takashi Tokumasu, Taku Ohara and Kenjiro Kamijo, "Effect of molecular elongation on the thermal conductivity of diatomic liquid", Journal of Chemical Physics, 118, pp. 3677-3685, (2003).

2002

23
Shin-ichi Tsuda, Takashi Tokumasu, Kenjiro Kamijo and Yoichiro Matsumoto, "Molecular Dynamics Study of Heterogeneous Bubble Nucleation in Liquid Oxygen Including Helium Nitrogen or Argon", Proceedings of ASME FEDSM'02, FEDSM 2002-31022, (2002).
22
Takashi Tokumasu, Kenjiro Kamijo and Yoichiro Matsumoto, "A Numerical Study of Thermodynamic Effects of Sheet Cavitation", Proceedings of ASME FEDSM'02, FEDSM 2002-31008, (2002).
21
徳増崇, 松本洋一郎, "微弱な電子線を用いて回転スペクトルを測定する手法の開発", 日本機械学会論文集B編, Vol. 68, No. 676, pp. 3352-3359, (2002).
20
徳増崇, 上條謙二郎, 小原拓, 松本洋一郎, "二原子分子流体の熱物性に関する分子動力学的研究 (分子の回転自由度の物性に及ぼす影響)", 日本機械学会論文集B編, Vol. 68, No. 668, pp. 1227-1234, (2002).

2001

19
Mamoru Oike, Takashi Tokumasu and Kenjiro Kamijo, "Observation of Helium Two-Phase Flows in a Pipe", Proceedings of CAV2001, A8-002, (2001).
18
Takashi Tokumasu, Kenjiro Kamijo, Mamoru Oike and Yoichiro Matsumoto, "Molecular Dynamics Study of the Nucleation of Bubble", Proceedings of CAV2001, A1-005, (2001).
17
Takashi Tokumasu, Yoichiro Matsumoto, Kenjiro Kamijo and Mamoru Oike, "Dynamic Molecular Collision Model for N2-He Mixture", Proceedings of 22nd Rarefied Gas Dynamics, pp. 645-652, (2001).
16
Yoichiro Matsumoto, Nobuyuki Tsuboi, Takashi Tokumasu and Nobuhiro Yamanishi, "Multi-scale analysis of non-equilibrium hypersonic rarefied gas flows", Computational Fluid Dynamics Journal, Special Number, pp. 23-34, (2001).
15
徳増崇, 全相仁, 上條謙二郎, 渥美正博, "大きな外乱を受けたロケットポンプの非定常特性", ターボ機械, Vol. 29, No. 3, pp. 155-160, (2001).

2000

14
Takashi Tokumasu, Kenjiro Kamijo, Mamoru Oike and Yoichiro Matsumoto, "Bubble Nucleation in Liquid Oxygen", Proceedings of ASME FEDSM'00, FEDSM 2000-11019, (2000).
13
Takashi Tokumasu and Yoichiro Matsumoto, "Construction of Collision Model of Diatomic Molecules (Improvement of Energy Transfer Model and Its Verification)", JSME International Journal, Vol. 43, pp. 288-295, (2000).

1999

12
Takashi Tokumasu and Yoichiro Matsumoto, "Dynamic Molecular Collision (DMC) Model of Diatomic Molecules for DSMC Calculation", Proceedings of 21st Rarefied Gas Dynamics, Vol. 2, pp. 377-384, (1999).
11
Takashi Tokumasu, Yoichiro Matsumoto, Kenjiro Kamijo and Mamoru Oike, "The Structure of Free Jet Expansion of Binary Gas Mixture", Thermal Science and Engineering, Vol. 7, pp. 17-22, (1999).
10
Takashi Tokumasu and Yoichiro Matsumoto, "Dynamic Molecular Collision (DMC) Model for Rarefied Gas Flow Simulations by the DSMC method", Physics of Fluids, Vol. 11, pp. 1907-1920, (1999).

1998

9
Yoichiro Matsumoto, Nobuyuki Tsuboi, Takashi Tokumasu and Nobuhiro Yamanishi, "Non-Equilibrium Hypersonic Diatomic Molecular Flow Simulation by DSMC Method", Modeling and Simulation Based Engineering, Vol. 1, pp. 893-898, (1998).
8
徳増崇, 松本洋一郎, "二原子分子衝突モデルの構築 (第4報, エネルギー交換モデルの改良と衝突モデルの検証) ", 日本機械学会論文集B編, Vol. 64, No. 627, pp. 3551-3557, (1998).
7
徳増崇, 松本洋一郎, "二原子分子衝突モデルの構築 (第3報, ポテンシャルパラメータ及び衝突断面積の改良)", 日本機械学会論文集B編, Vol. 64, No. 627, pp. 3544-3550, (1998).

1997

6
Takashi Tokumasu and Yoichiro Matsumoto, "Interaction Potential of Diatomic Molecule for Molecular Dynamics Calculation", Proceedings of 20th Rarefied Gas Dynamics, pp. 737-742, (1997).
5
Yoichiro Matsumoto and Takashi Tokumasu, "Parallel Computing of Diatomic Molecular Rarefied Gas Flows", Parallel Computing, Vol. 23, 1997, pp. 1249-1260, (1997).

1996

4
徳増崇, 松本洋一郎, "二原子分子衝突モデルの構築 (第2報, モデルの構築とその検証)", 日本機械学会論文集B編, Vol. 62, No. 595, pp. 872-879, (1996).
3
松本洋一郎, 徳増崇, "二原子分子衝突モデルの構築 (第1報, 分子衝突の分子動力学シミュレーション)", 日本機械学会論文集B編, Vol. 62, No. 595, pp. 864-871, (1996).

1995

2
Yoichiro Matsumoto and Takashi Tokumasu, "Collision Model of Diatomic Molecules for DSMC Method ", Proceedings of 19th Rarefied Gas Dynamics, Vol. 2, pp. 808-814, (1995).

1994

1
Yoichiro Matsumoto and Takashi Tokumasu, "Cluster Formation of Diatomic Molecules", Thermal Science and Engineering, Vol. 2, pp. 138-144, (1994).

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