研究業績｜原著論文2017
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2017
■「ラウエ型湾曲結晶分光器による高感度XAFS」, 脇坂祐輝, 岩崎裕也, 上原広充, 向井慎吾, 城戸大貴, 高草木達, 上村洋平, 和田敬広, Qiuyi Yuan, 関澤央輝, 宇留賀朋哉, 岩澤康裕, 朝倉清高, 表面科学, 38, 378-383 (2017).
■“In situ Study of Oxidation States of Platinum Nanoparticles on a Polymer Electrolyte Fuel Cell Electrode by Near Ambient Pressure Hard X-ray Photoelectron Spectroscopy”, Y. Takagi, H. Wang, Y. Uemura, T. Nakamura, L. Yu, O. Sekizawa, T. Uruga, M. Tada, G. Samjeské, Y. Iwasawa, and T. Yokoyama, Phys. Chem. Chem. Phys., 19, 6013-6021 (2017).
■“Simultaneous Operando Time-Resolved XAFS/XRD Measurements of a Pt/C Cathode Catalyst in Polymer Electrolyte Fuel Cell under Transient Potential Operations”, O. Sekizawa, T. Uruga, K. Higashi, T. Kaneko, Y. Yoshida, T. Sakata, and Y. Iwasawa, ACS Sus. Chem. Eng., 5, 3631−3636 (2017).
■“Simultaneous Improvements of Performance and Durability of an Octahedral PtNix/C Electrocatalyst for Next–Generation Fuel Cells by Continuous, Compressive and Concave Pt Skin Layers”, X. Zhao, S. Takao, K. Higashi, T. Kaneko, G. Samjeskè, O. Sekizawa, T. Sakata, Y. Yoshida, T. Uruga, and Y. Iwasawa, ACS Catal., 7, 4642–4654 (2017). DOI: 10.1021/acscatal.7b00964
■“X-ray Photoelectron Spectroscopy under Real Ambient Pressure Conditions”, Y. Takagi, T. Nakamura, L. Yu, S. Chaveanghong, O. Sekizawa, T. Sakata, T. Uruga, M. Tada, Y. Iwasawa, and T. Yokoyama, Appl. Phys. Express, 10, 076603 (2017).
■“In-situ X-ray nano-CT System for Polymer Electrolyte Fuel Cells under Operating Conditions”, O. Sekizawa, T. Uruga, N. Ishiguro, H. Matsui, K. Higashi, T. Sakata, Y. Iwasawa, and M. Tada, J. Phys.: Conf. Series, 849, 012022-1-4 (2017).
■“Controlling the Inhomogeneity of Solid Catalysts at the Mesoscopic Scale”, H. Huang, T. Wada, H. Ariga, S. Takakusagi, K. Asakura, and Y. Iwasawa, Chem. Phys. Lett, 683, 18–21 (2017).
■“Non-Contact Electric Potential Measurements of Electrode Components in a Operating Polymer Electrolyte Fuel Cell by Near Ambinet XPS”, L. Yu, Y. Takagi, T. Nakamura, O. Sekizawa, T. Sakata, T. Uruga, M. Tada, Y. Iwasawa, G. Samjeské, and T. Yokoyama, Phys. Chem. Chem. Phys., 19, 30798-30803 (2017).
■“The Relationship between the Active Pt Fraction in a PEFC Pt/C Catalyst and the ECSA and Mass Activity during Start-Up/Shut-Down Degradation by In Situ Time-Resolved XAFS Technique”, K. Higashi, G. Samjeské, S. Takao, T. Kaneko, O. Sekizawa, T. Uruga, and Y. Iwasawa, J. Phys. Chem. C, 121, 22164–22177 (2017).
