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原　信義　教授 Prof. HARA Nobuyoshi 材料電子化学講座　教授，工学博士，腐食防食専門士

専門分野 ・デバイス材料化学：化学気相析出法，イオンビームスパッタ蒸着法，プラズマエッチング， 　半導体デバイス型化学センサ ・材料電子化学：腐食防食，光電気化学，陽極酸化，電気化学センサ ・材料表面工学：プラズマ表面改質，表面分析，エリプソメトリー，電子分光 ・耐食材料：ステンレス鋼，Al合金，Ti，不働態 主要論文 ・N. Hara, S. Mukuhara, K. Ohtomo, Y. Shimizu, and K. Sugimoto, "Corrosion Behavior of Stainless Steel and Aluminum in a Downstream Environment of CF4/O2 Microwave Plasma", J. Electrochem. Soc., 149 (2002), B297-B305. ・T. Kubota, N. Hara, and K. Sugimoto, "Real Time Spectroscopic Ellipsometry Study on Growth Processes of ZrO2 Thin Films in Metallorganic Chemical Vapor Deposition", J. Electrochem. Soc., 148 (2001), C632-C639. ・N. Hara, S. Nagata, N. Akao, and K. Sugimoto. "Formation of Al2O3-Ta2O5 Double-Oxide Thin Films by Low-Pressure MOCVD and Evaluation of Their Corrosion Resistances in Acid and Alkali Solutions", J. Electrochem. Soc., 146 (1999), 510-516. ・H. Kim, N. Akao, N. Hara, and K. Sugimoto, "Comparison of Corrosion Resistances Between Fe2O3-TiO2 Artificial Passivation Film and Passivation Film on Fe-Ti Alloy", J. Electrochem. Soc., 145 (1998), 2818-2826. ・N. Hara and D. D. Macdonald, "Development of Dissolved Hydrogen Sensors Based on Yttria-Stabilized Zirconia Solid Electrolyte with Noble Metal Electrodes", J. Electrochem. Soc., 144 (1997), 4152-4157. ・N. Hara, E. Takahashi, J. H. Yoon, and K. Sugimoto, "Ellipsometric Analysis of Growth Process and Corrosion Resistance of Nb2O5 Films Formed by MOCVD", J.Electrochem. Soc., 141 (1994), 1669-1674. ・K. Sugimoto, M. Seto, S. Tanaka, and N. Hara, "Corrosion Resistance of Artificial Passivation Films of Fe2O3-Cr2O3-NiO Formed by Metalorganic Chemical Vapor Deposition", J. Electrochem. Soc., 140 (1993), 1586-1592. ・H. H. Yang, N. Hara, and Katsuhisa Sugimoto, "On the Passive Films and Anodic Behavior of Samarium in Various Aqueous Solutions", J. Electrochem. Soc., 139 (1992), 1586-1592. ・N. Hara and K. Sugimoto, "In Situ Analysis of Passive Films on Fe-Cr-Ni Alloy by Potential-Modulated UV-Visible Reflection Spectroscopy", J. Electrochem. Soc., 138 (1991), 1594-1599. ・N. Hara and K. Sugimoto, "A Nb-Doped TiO2 Semiconductor pH Sensor for Use in High-Temperature Aqueous Solutions", J. Electrochem. Soc., 137(1990), 2517-2523. 所属学会 ・日本金属学会 ・腐食防食協会 ・日本鉄鋼協会 ・日本原子力学会 ・The Electrochemical Society ・NACE International 連絡先 Tel：022-795-7297 Fax：022-795-7297 e-mail：haran@material.tohoku.ac.jp　　　　　　　　　　　　　　　　　　　　　　 　メンバー紹介にもどる

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