論文・発表
2022年度
12. Takashi Kimura, Yoko Takeo, Kai Sakurai, Noboru Furuya, Satoru Egawa, Gota Yamaguchi, Yusuke Matsuzawa, Takehiro Kume, Hidekazu Mimura, Mari Shimura, Haruhiko Ohashi, Iwao Matsuda, Yoshihisa Harada, Optics Express 30 (2022) 26220-26228.
“ Soft X-ray ptychography system using a Wolter mirror for achromatic illumination optics“
11. Daisuke Asakura, Yusuke Nanba, Hideharu Niwa, Hisao Kiuchi, Jun Miyawaki, Masashi Okubo, Hirofumi Matsuda, Yoshihisa Harada, Eiji Hosono, Phys. Chem. Chem. Phys. 24 (2022) 19177-19183.
”
Operando resonant soft X-ray emission spectroscopy of LiMn2O4 cathode using an aqueous electrolyte solution“
10. Yoshihisa Harada, Front. Chem. 10 (2022) 896586 (1-2).
“ Editorial: Interfacial Water: A Physical Chemistry Perspective, Volume II“
9. Yuka Ikemoto, Yoshihisa Harada, Masaru Tanaka, Daiki Murakami, Shin-nosuke Nishimura, Naoya Kurahashi, Taro Moriwaki, Kosuke Yamazoe, Hitoshi Washizu, Yoshiki Ishii, Hajime Torii,
J. Phys. Chem. B 126 (2022) 4143-4151.
“ Infrared Spectra and Hydrogen-Bond Configurations of Water Molecules at the Interface of Water-Insoluble Polymers under Humidified Conditions“
8. Ryosuke Matsuno, Yokajaksusri Nutthon, Akira Miyano, Kakeru Ninomiya, Maiko Nishibori, Hisao Kiuchi, Shigenori Fujikawa, Yoshihisa Harada, Atsushi Takahara, Chem. Lett., 51 (2022) 650–653.
“ Electronic Structure of Carbon Dioxide in Sylgard-184 evaluated by using X-ray Emission Spectroscopy“
7. 藤原秀紀、梅津理恵、宮脇淳、原田慈久、菅滋正、 放射光, Vol.35(No.2)(2022) 78-87.
“ 磁場中共鳴非弾性軟X 線散乱によるハーフメタル型ホイスラー合金のスピン偏極電子構造研究“
6. 朝倉大輔、細野英司、原田慈久、 電気化学, Vol.90(No.1)(2022) 4-9.
“ オペランド軟X線発光分光で見るリチウムイオン電池負極材料のコンバージョン反応“
5. Kosuke Yamazoe*, Yuji Higaki, Yoshihiro Inutsuka, Jun Miyawaki, Atsushi Takahara, Yoshihisa Harada*, Langmuir, 38 (2022) 3076–3081.
“ Critical In-plane Density of Polyelectrolyte Brush for the Ordered Hydrogen-bonded Structure of Incorporated Water“
4. Osamu Takahashi, Ryosuke Yamamura, Takashi Tokushima, Yoshihisa Harada, Phys. Rev. Lett., 128 (2022) 086002 (1-5).
“ Interpretation of the x-ray emission spectra of liquid water through temperature and isotope dependence“
3. 尾嶋正治*、原田慈久*、燃料電池, Vol.21(No.3) (2022) 7-13.
“放射光を用いた固体高分子型燃料電池正極触媒のオペランド解析“
2. Ryosuke Yamamura, Kosuke Yamazoe, Jun Miyawaki, Yoshihisa Harada*, Osamu Takahashi*, J. Phys. Chem. B, 126 (2022) 1101-1107.
“Identification of Valence Electronic States Reflecting the Hydrogen Bonding in Liquid Ethanol“
1. Daiki Murakami, Kosuke Yamazoe, Shin-nosuke Nishimura, Naoya Kurahashi, Tomoya Ueda, Jun Miyawaki, Yuka Ikemoto, Masaru Tanaka*, Yoshihisa Harada*, Langmuir, 38 (2022) 1090-1098.
“Hydration mechanism in blood-compatible polymers undergoing phase separation“
2021年度
11. 倉橋直也, 山添康介, 技術情報協会, p.42-52 (2021).
“【水】と機能性ポリマーに関する材料設計・最新応用, 第2章 第2節 “高分子内に入り込んだ水の電子状態観測”“
10. Jun Miyawaki, Susumu Yamamoto, Yasuyuki Hirata, Masafumi Horio, Yoshihisa Harada, Iwao Matsuda, AAPPS Bulletin, 31 (2021) 25 (1-24).
“Fast and versatile polarization control of X-ray by segmented cross undulator at SPring-8“
9. Tatau Shimada, Norio Takenaka, Eriko Watanabe, Yuki Yamada, Yi-Tao Cui, Yoshihisa Harada, Masashi Okubo, Atsuo Yamada, J. Phys. Chem. B, 125 (2021) 11534-11539.
“Soft X-Ray Emission Studies on Hydrate-Melt Electrolytes“
8. Keishi Akada, Kosuke Yamazoe, Jun Miyawaki, Rina Maeda, Kohzo Ito, Yoshihisa Harada, Front. Chem., 9 (2021) 743255 (1-7).
“Hydrogen-bonded structure of water in the loop of anchored polyrotaxane chain controlled by anchoring density“
7.Cheng-Hao Chuang, Chieh-Ming Chen, Mukes Kapilashrami, Yu-Cheng Shao, P. -A. Glans, Ping-Hung Yeh, Chih-Ming Chang, Sheraz Gul, Gongming Wang, Yat Li, Jin Zhang, Jun Miyawaki, Hideharu Niwa, Yoshihisa Harada, Jin-Ming Chen, Way-Faung Pong, and Jinghua Guo, J. Vac. Sci. Technol. A, 39 (2021) 063204 1-6.
“Electronic Surface Reconstruction of TiO2 Nanocrystals Revealed by Resonant Inelastic X-ray Scattering“
6. H. Fujiwara, R.Y. Umetsu, F. Kuroda, J. Miyawaki, T. Kashiuchi, K. Nishimoto, K. Nagai, A. Sekiyama, A. Irizawa, Y. Takeda, Y. Saitoh, T. Oguchi, Y. Harada, S. Suga, Scientific Reports, 11 (2021) 18654 (1-9).
“Detecting halfmetallic electronic structures of spintronic materials in a magnetic field“
5. 原田慈久, 精密工学会誌, 87 (2021) 34-38.
“放射光オペランド計測の近未来：軟 X 線吸収・発光分光の発展と機能材料分析“
4. 細野 英司, 原田 慈久, 朝倉 大輔, 計測と制御, 2021年 60 巻 3 号 p. 207-212.
“放射光軟X線分光法によるリチウムイオン電池の電子状態オペランド計測“
3.Noritaka Sakakibara, Kenichi Inoue, Shion Takahashi, Taku Goto, Tsuyohito Ito, Keishi Akada, Jun Miyawaki, Yukiya Hakuta, Kazuo Terashima, and Yoshihisa Harada, Phys. Chem. Chem. Phys., 23 (2021) 10468-10474.
“Soft X-ray emission spectroscopy for electronic state of water molecules influenced by plasma-treated multi-wall carbon nanotubes“
2. Hiroya Shike, Rihito Kuroda, Ryota Kobayashi, Maasa Murata, Yasuyuki Fujihara, Manabu Suzuki, Shoma Harada, Taku Shibaguchi, Naoya Kuriyama, Takaki Hatsui, Jun Miyawaki, Tetsuo Harada, Yuichi Yamasaki, Takeo Watanabe, Yoshihisa Harada, and Shigetoshi Sugawa, IEEE Transactions on Electron Devices, 68 (2021) 2056-2063.
“A Global Shutter Wide Dynamic Range Soft X-Ray CMOS Image Sensor with Backside-Illuminated Pinned Photodiode, Two-Stage Lateral Overflow Integration Capacitor and Voltage Domain Memory Bank“
1. Masaki Kobayashi, Le Duc Anh , Jan Minar, Walayat Khan, Stephan Borek, Pham Hai, Yoshihisa Harada, Thorsten Schmitt, Masaharu Oshima, Atsushi Fujimori, Masaaki Tanaka, Vladimir Strocov, Physical Review B, 103 (2021) 115111 (1-10).
“Minority-Spin Impurity Band in n-Type (In,Fe)As: A Materials Perspective for Ferromagnetic Semiconductors“
2020年度
6. Kohei Yamagami, Kenji Ishii, Yasuyuki Hirata, Keisuke Ikeda, Jun Miyawaki, Yoshihisa Harada, Masanori Miyazaki, Shun Asano, Masaki Fujita, and Hiroki Wadati, Phys. Rev. B, 102 (2020) 165145 (1-7).
“Localized character of charge excitations for La2-xSrxNiO4+δ revealed by oxygen K-edge resonant inelastic X-ray scattering“
5. Ryusuke Watanabe, Takeshi Sakamoto, Kosuke Yamazoe, Jun Miyawaki, Takashi Kato, Yoshihisa Harada, Angew. Chem. Int. Ed., 59 (2020) 23461-23465.
“Ion Selectivity of Water Molecules in Subnanoporous Liquid-Crystalline Water-Treatment Membranes – Structural Study of Hydrogen Bonding“
4. Wenxiong Zhang, Qi Feng, Eiji Hosono, Daisuke Asakura, Jun Miyawaki, Yoshihisa Harada, ACS Omega, 5 (2020) 22800-22807.
“Tetragonal Distortion of BaTiO3/Bi0.5Na0.5TiO3 Nanocomposite Responsible for Anomalous Piezoelectric and Ferroelectric Behaviors“
3. Kyung Hwan Kim, Alexander Spah, Cheolhee Yang, Stefano Bonetti, Katrin Amann-Winkel, Daniel Mariedahl, Daniel Schlesinger, Jonas A. Sellberg, Derek Mendez, Gijs van der Schot, Harold Young Hwang, Jesse Clark, Owada Shigeki, Togashi Tadashi, Yoshihisa Harada, Hirohito Ogasawara, Tetsuo Katayama, Anders Nilsson and Fivos Perakis, Phys. Rev. Lett., 125 (2020) 076002 (1-6).
“Anisotropic x-ray scattering of transiently oriented water“
2. Shun Asano, Kenji Ishii, Kohei Yamagami, Jun Miyawaki, Yoshihisa Harada, Masaki Fujita, J. Phys. Soc. Jpn., 89 (2020) 075002 (1-2).
“Revisit the Phase Diagram of T*-type La1-x/2Eu1-x/2SrxCuO4 Using Oxygen K-edge X-ray Absorption Spectroscopy“
1. Takaaki Sudayama, Kazuki Uehara, Takahiro Mukai, Daisuke Asakura, Xiang-Mei Shi, Akihisa Tsuchimoto, Benoit Mortemard de Boisse, Tatau Shimada, Eriko Watanabe, Yoshihisa Harada, Masanobu Nakayama, Masashi Okubo, Atsuo Yamada, Energy & Environmental Science, 13 (2020) 1492-1500.
“Multiorbital Bond Formation for Stable Oxygen-Redox Reaction in Battery Electrodes“
2019年度
9.Daisuke Asakura, Yusuke Nanba, Hideharu Niwa, Hisao Kiuchi, Jun Miyawaki, Masashi Okubo, Masaharu Oshima, Eiji Hosono and Yoshihisa Harada, Phys. Chem. Chem. Phys. 21 (2019) 26351–26357.
” Operando soft X-ray emission spectroscopy of the Fe2O3 anode to observe the conversion reaction“
8.Mustafa Al Samarai, Anselm Hahn, Abbas Beheshti Askari, Yi-Tao Cui, Kosuke Yamazoe, Jun Miyawaki, Yoshihisa Harada, Olaf Rüdiger, Serena DeBeer, ACS Appl. Mater. Interfaces 11 (2019) 38595-38605.
” Elucidation of Structure-Activity Correlations in a Nickel-Manganese Oxide OER Catalyst by Operando Ni L-edge XAS and 2p3d RIXS“
7.Keishi Akada, Takaaki Sudayama, Daisuke Asakura, Hirokazu Kitaura, Naoka Nagamura, Koji Horiba, Masaharu Oshima, Eiji Hosono, and Yoshihisa Harada, Sci. Rep., 9 (2019) 12452(1-7).
” Microscopic photoelectron analysis of single crystalline LiCoO2 particles during the charge-discharge in an all solid-state lithium ion battery“
6.Lars G.M. Pettersson, Yoshihisa Harada and Anders Nilsson, Proc. Nat. Acad. Sci.,, 116 (2019) 17156-17157.
“Do X-ray spectroscopies provide evidence for continuous distribution models of water at ambient conditions?“
5.Daisuke Asakura, Yusuke Nanba, Eiji Hosono, Masashi Okubo, Hideharu Niwa, Hisao Kiuchi, Jun Miyawaki and Yoshihisa Harada,Phys. Chem. Chem. Phys., 21 (2019) 18363-18369.
” Mn 2p Resonant X-ray Emission Clarifies the Redox Reaction and Charge-Transfer Effects in LiMn2O4“
4.Kosuke Yamazoe, Jun Miyawaki, Hideharu Niwa, Anders Nilsson, and Yoshihisa Harada, J. Chem. Phys., 150 (2019) 204201 (1-7).
” Measurements of Ultrafast Dissociation in Resonant Inelastic X-ray Scattering of Water“
3.Susumu Yamamoto, Hiroyuki S. Kato, Akira Ueda, Shinya Yoshimoto, Yasuyuki Hirata, Jun Miyawaki, Kohei Yamamoto, Yoshihisa Harada, Hiroki Wadati, Hatsumi Mori, Jun Yoshinobu and Iwao Matsuda, e-Journal of Surface Science and Nanotechnology, , 17 (2019) 49-55.
” Direct Evidence of Interfacial Hydrogen Bonding in Proton-Electron Concerted 2D Organic Bilayer on Au Substrate“
2.Keishi Akada, Takaaki Sudayama, Daisuke Asakura, Hirokazu Kitaura, Naoka Nagamura, Koji Horiba, Masaharu Oshima, Eiji Hosono, and Yoshihisa Harada, J. Electron Spectrsc. Relat. Phenom., 233 (2019) 64-68.
” Operando measurement of single crystalline Li4Ti5O12 with octahedral-like morphology by microscopic X-ray photoelectron spectroscopy“
1.R.Y. Umetsu, H. Fujiwara, K. Nagai, Y. Nakatani, M. Kawada, A. Sekiyama, F. Kuroda, H. Fujii, T. Oguchi, Y. Harada, J. Miyawaki, and S. Suga, Phys. Rev. B, 99 (2019) 134414 (1-10).
” Half-metallicity of Mn2VAl ferrimagnet revealed by resonant inelastic soft x-ray scattering in a magnetic field“
2018年度
9.Y. Horikawa, T. Tokushima, O. Takahashi, Y. Harada, A. Hiraya and S.Shin, Phys. Chem. Chem. Phys. ,20 (2018) 23214-23221.
” Effect of amino group protonation on carboxyl group in aqueous glycine observed by O 1s X-ray emission spectroscopy“
8.Anselm W. Hahn, Benjamin E. Van Kuiken, Vijay Gopal Chilkuri, Natalia Levin, Eckhard Bill, Thomas Weyhermüller, Alessandro Nicolaou, Jun Miyawaki, Yoshihisa Haradaand Serena Debeer, Inorg. Chem., 57 (2018) 9515-9530.
” Probing the valence electronic structure of low-spin ferrous and ferric complexes using 2p3d resonant inelastic X-ray scattering (RIXS)“
7.Benjamin E. Van Kuiken, Anselm W. Hahn, Brahamjot Nayyar, Christine E. Schiewer, Sonny C. Lee, Franc Meyer, Thomas Weyhermüller, Alessandro Nicolaou, Yi-Tao Cui, Jun Miyawaki, Yoshihisa Harada, and Serena Debeer, Inorg. Chem., 57 (2018) 7355–7361.
” Electronic Spectra of Iron-Sulfur Complexes Measured by 2p3d RIXS Spectroscopy“
6.Myrtille O.J.Y. Hunault, Yoshihisa Harada, Jun Miyawaki, Jian Wang, Andries Meijerink, Frank M.F de Groot, and Matti M. van Schooneveld, J. Phys. Chem. A , 122 (2018) 4399-4413.
” Direct observation of Cr3+ 3d states in ruby: towards experimental mechanistic evidence of metal chemistry“
5.Y. Yokoyama, Y. Yamasaki, M. Taguchi, Y. Hirata, K. Takubo, J. Miyawaki, Y. Harada, D. Asakura, J. Fujioka, M. Nakamura, H. Daimon, M. Kawasaki, Y. Tokura and H. Wadati, Phys. Rev. Lett., 120 (2018) 206402 (1-5).
” Tensile-Strain Dependent Spin States in Epitaxial LaCoO3 Thin Films“
4.Yoshihisa Harada, Sync. Rad. News, 31 (2018) 1-2.
” Resonant Inelastic X-ray Scattering“
3.Boyang Liu, Elliot N. Glass, Ru-pan Wang, Yi-tao Cui, Yoshihisa Harada, Di-jing Huang, Stefan Schuppler, Craig L. Hill and Frank F.M. de Groot, Phys.Chem.Chem.Phys., 20 (2018) 4554-4562.
” Cobalt-to-vanadium charge transfer in polyoxometalate water oxidation catalysts revealed by 2p3d resonant inelastic x-ray scattering“
2.K. Nagai, H. Fujiwara, H. Aratani, S. Fujioka, H. Yomosa, Y. Nakatani, T. Kiss, A. Sekiyama, F. Kuroda, H. Fujii, T. Oguchi, A. Tanaka, J. Miyawaki, Y. Harada, Y. Takeda, Y. Saitoh, S. Suga, and R. Y. Umetsu, Phys. Rev. B, 97 (2018) 035143 (1-8).
” Electronic structure and magnetic properties of the half-metallic ferrimagnet Mn2VAl probed by soft x-ray spectroscopies“
1.F. Pfaff, H. Fujiwara, G. Berner, A. Yamasaki, H. Niwa, A. Gloskovskii, W. Drube, O. Kirilmaz, A. Sekiyama, J. Miyawaki, Y. Harada, S. Suga, M. Sing, and R. Claessen, Phys. Rev. B, 97 (2018) 035110 (1-8).
” Raman and fuorescence-like components in resonant inelastic x-ray scattering on LaAlO3/SrTiO3 heterostructures“
2017年度
11.Yuya Kubota, Yasuyuki Hirata, Jun Miyawaki, Susumu Yamamoto, Hisazumi Akai, Rei Hobara, Shingo Yamamoto, Kohei Yamamoto, Takashi Someya, Kou Takubo, Yuichi Yokoyama, Mihoko Araki, Munetaka Taguchi, Yoshihisa Harada, Hiroki Wadati, Masakiyo Tsunoda, Ryota Kinjo, Akihiro Kagamihata, Takamitsu Seike, Masao Takeuchi, Takashi Tanaka, Shik Shin, Iwao Matsuda, Phys. Rev. B, 96 (2017) 214417 (1-6).
” Determination of the element-specific complex permittivity using a soft X-ray phase modulator“
10.Jun Miyawaki, Shigemasa Suga, Hidenori Fujiwara, Masato Urasaki, Hidekazu Ikeno, Hideharu Niwa, Hisao Kiuchi and Yoshihisa Harada, Phys. Rev. B,96 (2017) 214420 (1-9).
” Dzyaloshinskii-Moriya Interaction in α-Fe2O3 Measured by Magnetic Circular Dichroism in Resonant Inelastic Soft X-ray Scattering“
9.Yoshihisa Harada, Jun Miyawaki, Hideharu Niwa, Kosuke Yamazoe, Lars G. M. Pettersson, and Anders Nilsson, J. Phys. Chem. Lett.,8 (2017) 5487-5491.
” Probing the OH Stretch in Different Local Environments in Liquid Water“
8.K. Ishii, T. Tohyama, S. Asano, K. Sato, M. Fujita, S. Wakimoto, K. Tustsui, S. Sota, J. Miyawaki, H. Niwa, Y. Harada, J. Pelliciari, Y. Huang, T. Schmitt, Y. Yamamoto, and J. Mizuki, Phys. Rev. B,96 (2017) 115148 (1-8).
” Observation of momentum-dependent charge excitations in hole-doped cuprates using resonant inelastic x-ray scattering at the oxygen K edge“
7.B. Liu, M. van Schooneveld, Y. Cui, J. Miyawaki, Y. Harada, T. Eschemann, K. de Jong, M. Delgado-Jaime, F. de Groot, J. Phys. Chem. C,121 (2017)17450–17456.
” In-Situ 2p3d Resonant Inelastic X-ray Scattering Tracking Cobalt Nanoparticle Reduction“
6.Kyung Hwan Kim, Harshad Pathak, Alexander Späh, Fivos Perakis, Daniel Pettersson, Jonas A. Sellberg, Tetsuo Katayama, Yoshihisa Harada, Hirohito Ogasawara, Lars G.M. Pettersson, Anders Nilsson, Phys. Rev. Lett.,119 (2017) 075502.
” Temperature-Independent Nuclear Quantum Effects on the Structure of Water“
5.Anselm W. Hahn, Benjamin E. Van Kuiken, Mustafa al Samarai, Mihal Atanasov, Thomas Wehyermüller, Yitao Cui, Jun Miyawaki, Yoshihisa Harada, Alessandro Nicolaou, and Serena DeBeer, Inorganic Chemistry,56 (2017) 8203-8211.
” Measurement of the ligand field spectra of ferrous and ferric iron chlorides using 2p3d RIXS“
4.K. Yamazoe, Y. Higaki, Y. Inutsuka, J. Miyawaki, Y. Cui, A. Takahara, and Y. Harada, Langmuir,33 (2017) 3954-3959.
” Enhancement of the hydrogen-bonding network of water confined in a polyelectrolyte brush“
3.Yitao Cui, Yoshihisa Harada, Hideharu Niwa, Tatsuya Hatanaka, Naoki Nakamura, Masaki Ando, Kenji Ishii, Daiju Matsumura, Hiroshi Oji, Hironori Ofuchi, Masaharu Oshima, Scientific Reports,7 (2017) 1482 (1-8).
” Wetting induced oxidation of Pt-based nano catalysts revealed by in situ high energy resolution X-ray absorption spectroscopy analysis“
2.Jun Miyawaki, Shigemasa Suga, Hidenori Fujiwara, Hideharu Niwa, Hisao Kiuchi and Yoshihisa Harada, J. Sync. Rad.,24 (2017) 449-455.
” A Compact Permanent Magnet System for Measuring Magnetic Circular Dichroism in Resonant Inelastic Soft X-ray Scattering“
1.Y. Kubota, K. Murata, J. Miyawaki, K. Ozawa, M. Onbasli, T. Shirasawa, B. Feng, Sh. Yamamoto, R.-Y. Liu, S. Yamamoto, S.K. Mahatha, P. Sheverdyaeva, P. Moras, C.A. Ross, S. Suga, Y. Harada, K.L. Wang, and I. Matsuda, J. Phys. Cond. Matt.,29 (2017) 055002 (1-6).
” Interface electronic structure at the topological insulator – ferrimagnetic insulator junction“
2016年度
11.S. Fatale, S. Moser, J. Miyawaki, Y. Harada, and M. Grioni, Phys. Rev. B, 94 (2016) 195131(1-6)
” Hybridization and electron-phonon coupling in ferroelectric BaTiO3 probed by Resonant Inelastic X-ray Scattering“
10.Gosuke Oyama, Hisao Kiuchi, Sai Cheong Chung, Yoshihisa Harada, Atsuo Yamada, J. Phys. Chem. C, 120 ,23323-23328(2016)
” Combined Experimental and Computational Analyses on the Electronic Structure of Alluaudite-type Sodium Iron Sulfate“
9.T. Nomura, Y. Harada, H. Niwa, K. Ishii, M. Ishikado, S. Shamoto, and I. Jarrige, Phys. Rev. B, 94 ,035134(2016)
” Resonant inelastic x-ray scattering study of entangled spin-orbital excitations in superconducting PrFeAsO0.7“
8.Yitao Cui, Yoshihisa Harada, Tatsuya Hatanaka, Naoki Nakamura, Masaki Ando, Toshihiko Yoshida, Eiji Ikenaga, Kenji Ishii, Daiju Matsumura, Rui Li, Masaharu Oshima , ECS Transaction., 72(8), (2016) 131-136.
” Electronic Structure of Pt and Pt-Co Nanoparticles with O2 and O2/H2O Adsorption Revealed by In Situ XAFS and Hard X-Ray Photoelectron Spectroscopy“
7.Thomas Fransson, Yoshihisa Harada, Nobuhiru Kosugi, Nicholas A. Besley, Bernd Winter, John Rehr, Lars G.M. Pettersson and Anders Nilsson , Chemical Reviews., 116 (2016) 7551−7569.
” X-ray and Electron Spectroscopy of Water“
6.Yitao Cui, Yoshihisa Harada, Eiji Ikenaga, Rui Li, Naoki Nakamura, Tatsuya Hatanaka, Masaki Ando, Toshihiko Yoshida, Guo-Ling Li, and Masaharu Oshima , J. Phys. Chem.C., 120 (2016) 10936-10940.
” In situ hard X-ray photoelectron study of O2 and H2O adsorption on Pt nanoparticles“
5.Yuta Nabae, Shinsuke Nagata, Teruaki Hayakawa, Hideharu Niwa, Yoshihisa Harada, Masaharu Oshima, Ayano Isoda, Atsushi Matsunaga and Kazuhisa Tanaka ,Scientific Reports., 6 (2016) 23276 (1-6).
” Pt-free carbon-based fuel cell catalyst prepared from spherical polyimide for enhanced oxygen diffusion“
4.Benoit Mortemard de Boisse, Guandong Liu, Jiangtao Ma, Shin-ichi Nishimura, Sai-Cheong Chung, Hisao Kiuchi, Yoshihisa Harada, Jun Kikkawa, Yoshio Kobayashi, Masashi Okubo and Atsuo Yamada ,Nat. Commun., 7 (2016) 11397 (1-9).
” Intermediate Honeycomb Ordering to Trigger Oxygen Redox Chemistry in Layered Battery Electrode“
3.Hisao Kiuchi, Riku Shibuya, Takahiro Kondo, Junji Nakamura, Hideharu Niwa, Jun Miyawaki, Maki Kawai, Masaharu Oshima and Yoshihisa Harada ,Nanosc. Res. Lett., 11 (2016) 127 (1-7).
” Lewis basicity of nitrogen-doped graphite observed by CO2 chemisorption“
2.Yusuke Nanba, Tatsumi Iwao, Benoit Mortemard de Boisse, Eiji Hosono, Daisuke Asakura, Hideharu Niwa, Hisao Kiuchi, Jun Miyawaki, Yoshihisa Harada, Masashi Okubo, Atsuo Yamada, Chem. Mater., 28 (2016) 1058-1065.
” Redox Potential Paradox in NaxMO2 for Sodium-Ion Battery Cathodes“
1.Hisao Kiuchi, Takahiro Kondo, Masataka Sakurai, Donghui Guo, Junji Nakamura, Hideharu Niwa, Jun Miyawaki, Maki Kawai, Masaharu Oshima, and Yoshihisa Harada ,Phys. Chem. Chem. Phys. 18 (2016) 458-465.
” Characterization of nitrogen species incorporated into graphite using low energy nitrogen ion sputtering“
2015年度
7.S. Moser, S. Fatale, P. Krüger, H. Berger, P. Bugnon, A. Magrez, H. Niwa, J. Miyawaki, Y. Harada, and M. Grioni ,Phys. Rev. Lett. 115‘ (2015) 096404 (5pages).
” Electron-phonon coupling in the bulk of anatase TiO2 measured by RIXS“
6.Jiajia WU,Da Zhang, Hideharu Niwa, Yoshihisa Harada, Masaharu Oshima, Hironori Ofuchi, Yuta Nabae, Takeyoshi Okajima, Takeo Ohsaka ,Langmuir, 31 (2015) 5529-5536
” Enhancement in Kinetics of the Oxygen Reduction Reaction on a Nitrogen-Doped Carbon Catalyst by Introduction of Iron via Electrochemical Methods“
5Yusuke Hiraike, Makoto Saito, Hideharu Niwa, Masaki Kobayashi, Yoshihisa Harada, Masaharu Oshima, Jaehong Kim, Yuta Nabae and Masa-aki Kakimoto ,Nanoscale Research Letters. 10 (2015) 179(11pages).
” Active site formation mechanism of carbon-based oxygen reduction catalysts derived from a hyperbranched iron phthalocyanine polymer“
4.Yoshifumi Noguchi, Miyabi Hiyama, Hidefumi Akiyama, Yoshihisa Harada, Nobuaki Koga ,J. Chem. Theo. Comp. 11 (2015) 1668-1673
” First-Principles Investigation of Strong Excitonic Effects in Oxygen 1s X-Ray Absorption Spectra“
3.K. Kurita, D. Sekiba, I. Harayama, K. Chito, Y. Harada, H. Kiuchi, M. Oshima, S. Takagi, M. Matsuo, R. Sato, K. Aoki, S. Orimo ,J. Phys. Soc. Jpn. 84 (2015) 043201(3pages).
” Multi-phonon excitations in Fe 2p RIXS on Mg2FeH6“
2.D. Asakura, E. Hosono, H. Niwa, H. Kiuchi, J. Miyawaki, Y. Nanba, M. Okubo, H. Matsuda, H.S. Zhou, M. Oshima, and Y. Harada ,Electrochem. Commun. 50 (2015) 93-96.
” Operando soft x-ray emission spectroscopy of LiMn2O4 thin film involving Li-ion extraction/insertion reaction“
1.Jonas Sellberg, Trevor McQueen?, Hartawan Laksmono, Simon Schreck, Martin Beye, Daniel DePonte?, Brian O’Kennedy, Dennis Nordlund, Raymond Sierra, Daniel Schlesinger, Takashi Tokushima, Sebastian Eckert, Vegard Segtnan, Hirohito Ogasawara, Katharina Kubicek, Simone Techert, U. Bergmann, Georgi Dakovski, William Schlotter, Yoshihisa Harada, Iurii Zhovtobriukh, Michael Bogan, Philippe Wernet, Alexander Föhlisch, Lars Pettersson, and Anders Nilsson,Journal of Chemical Physics, 142 (2015) 044505.
” X-ray Emission Spectroscopy of Bulk Liquid Water in “No-man’s Land”“
2014年度
10.I. Matsuda, A. Kuroda, J. Miyawaki, Y. Kosegawa, S. Yamamoto, T. Seike, T. Bizen, Y. Harada, T. Tanaka, and H. Kitamura ,Nuclear Instruments and Methods in Physics Research Section A 767 (2014) 296
” Development of an electromagnetic phase shifter using a pair of cut-core coils for a cross undulator“
9.Daisuke Asakura, Yusuke Nanba, Masashi Okubo, Yoshifumi Mizuno, Hideharu Niwa, Masaharu Oshima, Haoshen Zhou, Kozo Okada, and Yoshihisa Harada ,J. Phys. Chem. Lett. 5 (2014) 4008–4013
” Distinguishing Between High- and Low-spin States for Divalent Mn in K2Mn[Mn(CN)6] by High Resolution Soft X-ray Emission Spectroscopy“
8.Masaki Kobayashi, Iriya Muneta, Yukiharu Takeda, Yoshihisa Harada, Atsushi Fujimori, Juraj Krempaský, Thorsten Schmitt, Shinobu Ohya, Masaaki Tanaka, Masaharu Oshima, Vladimir N Strocov ,Phys. Rev. B 89 (2014) 205204
” Unveiling the impurity band induced ferromagnetism in the magnetic semiconductor (Ga, Mn) As“
7.Simon Schreck, Martin Beye, Jonas A. Sellberg, Trevor McQueen?, Hartawan Laksmono, Brian Kennedy, Sebastian Eckert, Daniel Schlesinger, Dennis Nordlund, Hirohito Ogasawara, Raymond G. Sierra, Vegard H. Segtnan, Katharina Kubicek, William F. Schlotter, Georgi L. Dakovski, Stefan P. Moeller, Uwe Bergmann, Simone Techert, Lars G. M. Pettersson, Philippe Wernet, Michael J. Bogan, Yoshihisa Harada, Anders Nilsson, and Alexander Föhlisch ,Phys. Rev. Lett. 113 (2014) 153002 1-6
” Reabsorption of soft x-ray emission at high x-ray free-electron laser fluences“
6.M. Kobayashi, L. D. Anh, P. N. Hai, Y. Takeda, S. Sakamoto, T. Kadono, T. Okane, Y. Saitoh, H. Yamagami, Y. Harada, M. Oshima, M. Tanaka, A. Fujimori, ,Appl. Phys. Lett. 105 (2014) 032403 1-4
” Spin and orbital magnetic moments of Fe in the n-type ferromagnetic semiconductor (In,Fe)As“
5.K. Kamiya, H. Koshikawa, H. Kiuchi, Y. Harada, M. Oshima, K. Hashimoto, S. Nakanishi, ,ChemElectroChem. 1 (2014) 877-884
” Iron–Nitrogen Coordination in Modified Graphene Catalyzes a Four-Electron-Transfer Oxygen Reduction Reaction“
4.M. Kobayashi, H. Niwa, Y. Takeda, A. Fujimori, Y. Senba, H. Ohashi, A. Tanaka, S. Ohya, P. N. Hai, M. Tanaka, Y. Harada, and M. Oshima, ,Phys. Rev. Lett., 112 (2014) 107203 (1-5).
” Electronic excitations of magnetic impurity state in diluted magnetic semiconductor (Ga,Mn)As“
3.Susumu Yamamoto, Yasunori Senba, Takashi Tanaka, Haruhiko Ohashi, Toko Hirono, Hiroaki Kimura, Masami Fujisawa, Jun Miyawaki, Ayumi Harasawa, Takamitsu Seike, Sunao Takahashi, Nobuteru Nariyama, Tomohiro Matsushita, Masao Takeuchi, Toru Ohata, Yukito Furukawa, Kunikazu Takeshita, Shunji Goto, Yoshihisa Harada, Shik Shin, Hideo Kitamura, Akito Kakizaki, Masaharu Oshima, Iwao Matsuda ,Journal of Synchrotron Radiation . 21 (2014) 352-365
” New soft X-ray beamline BL07LSU at SPring-8“
2. Takashi Tokushima, Yuka Horikawa, Osamu Takahashi, Hidemi Arai, Koichiro Sadakane, Yoshihisa Harada, Yasutaka Takata and Shik Shin,Phys. Chem. Chem. Phys.,(2014), DOI: 10.1039/c4cp00762j.
“Solvation dependence of valence electronic states of water diluted in organic solvents probed by soft X-ray spectroscopy“
1.M. Kobayashi, H. Niwa, Y. Takeda, A. Fujimori, Y. Senba, H. Ohashi, A. Tanaka, S. Ohya, P. N. Hai, M. Tanaka, Y. Harada, M. Oshima,Phys. Rev. Lett. 112,107203 (2014).
“Electronic Excitations of Magnetic Impurity State in Diluted Magnetic Semiconductor (Ga,Mn)As“
2013年度
4.Y. Harada, T. Tokushima, Y. Horikawa, O. Takahashi, H. Niwa, M. Kobayashi, M. Oshima, Y. Senba, H. Ohashi, K. T. Wikfeldt, A. Nilsson, L. G. M. Pettersson, S. Shin, Phys. Rev. Lett. 111, 193001 (2013).
“Selective Probing of the OH or OD Stretch Vibration in Liquid Water Using Resonant Inelastic Soft-X-Ray Scattering“
3.Anders Nilsson, Takashi Tokushima, Yuka Horikawa, Yoshihisa Harada, Mathias P Ljungberg, Shik Shin, Lars GM Pettersson, J. ELECTRON SPECTROSCOPY AND RELATED PHENOMENA 188, (2013) 84-100.
“Resonant inelastic X-ray scattering of liquid water“
2.H. Niwa, H. Kiuchi, J. Miyawaki, Y. Harada, M. Oshima, Y. Nabae and T. Aoki, Electrochemistry communications 35, 57 (2013).
“Operando Soft X-ray Emission Spectroscopy of Iron Phthalocyanine-based Catalysts for Oxygen Reduction Reaction“
1.Hideharu Niwa, Makoto Saito, Masaki Kobayashi, Yoshihisa Harada, Masaharu Oshima, Shogo Moriya, Katsuyuki Matsubayashi, Yuta Nabae, Shigeki Kuroki, Takashi Ikeda, Kiyoyuki Terakura, Jun-ichi Ozaki, Seizo Miyata, J. Power Sources 223, 30 (2013).
“Probing carbon edge exposure of iron phthalocyanine-based oxygen reduction catalysts by soft X-ray absorption spectroscopy“
2012年度
5.S. Kawasaki, K. Akagi, K. Nakatsuji, S. Yamamoto, I. Matsuda, Y. Harada, J. Yoshinobu, F. Komori, R. Takahashi, M. Lippmaa, C. Sakai, H. Niwa, M. Oshima, K. Iwashina, A. Kudo, J. Phys. Chem. C 116, 24445 (2012).
“Elucidation of Rh-induced in-gap states of Rh:SrTiO3 visible-light-driven photocatalyst by soft x-ray spectroscopy and first-principles calculations“
3. Hisao Kiuchi, Hideharu Niwa, Masaki Kobayashi, Yoshihisa Harada, Masaharu Oshima, Masayuki Chokai, Yuta Nabae, Shigeki Kuroki, Masa-aki Kakimoto, Takashi Ikeda, Kiyoyuki Terakura and Seizo Miyta,Electrochim. Acta 82, 291 (2012).
“Study on the oxygen adsorption property of nitrogen-containing metal-free carbon-based cathode catalysts for oxygen reduction reaction“
2. Shoichi HIDAI, Masaki KOBAYASHI, Hideharu NIWA, Yoshihisa HARADA, Masaharu OSHIMA, Yoji NAKAMORI, Tsutomu AOKI, J. Power Sources 215, 233 (2012).
“Platinum Oxidation Responsible for Degradation of Platinum-Cobalt Alloy Cathode Catalysts for Polymer Electrolyte Fuel Cells“
1. Masaki Kobayashi,* Hideharu Niwa, Makoto Saito, Yoshihisa Harada, Masaharu Oshima, Hironori Ofuchi, Kiyoyuki Terakura, Takashi Ikeda, Yuka Koshigoe, Jun-ichi Ozaki, and Seizo Miyata, Electrochim. Acta74, 254 (2012).
“Indirect contribution of transition metal towards oxygen reduction reaction activity in iron phthalocyanine-based carbon catalysts for polymer electrolyte fuel cells“
2011年度
7. Y. Harada, M. Kobayashi, H. Niwa, Y. Senba, H. Ohashi, T. Tokushima, Y. Horikawa, S. Shin, and M. Oshima, Rev. Sci. Instrum.83, 013116 (2012).
“Ultrahigh resolution soft x-ray emission spectrometer at BL07LSU in SPring-8“
6. T. Tokushima, Y. Horikawa, H. Arai, Y. Harada, O. Takahashi, L. Pettersson, A. Nilsson, S. Shin, J. Chem. Phys. 136, 044517 (2012).
“Polarization dependent resonant x-ray emission spectroscopy of D2O and H2O water; assignment of the local mo-lecular orbital symmetry“
5. H. Arai, Y. Horikawa, K. Sadakane, T. Tokushima, Y. Harada, Y. Senba, H. Ohashi, Y. Takata, S. Shin, Phys. Chem. Chem. Phys. 14, 1576 (2012).
“Hydrogen bonding of water in 3-methylpyridine studied by O 1s X-ray emission and absorption spectroscopy“
4. M. Kobayashi, H. Niwa, Y. Harada, K. Horiba, M. Oshima, H. Ofuchi, K. Terakura, T. Ikeda, Y. Koshigoe, J. Ozaki, S. Miyata, S. Ueda, Y. Yamashita, H. Yoshikawa, K. Kobayashi, J. Power Sources 196, 8346
(2011).
“Role of residual transition metal atoms in oxygen reduction reaction in cobalt phthalocyanine-based carbon cathode catalysts for polymer electrolyte fuel cell“
3. S. Hidai, M. Kobayashi, H. Niwa, Y. Harada, M. Oshima, Y. Nakamori, T. Aoki, J. Power Sources 196, 8340 (2011).
“Changes in electronic states of platinum-cobalt alloy catalyst for polymer electrolyte fuel cells by potential cycling“
2. H. Niwa, M. Kobayashi, K. Horiba, Y. Harada, M. Oshima, K. Terakura, T. Ikeda ,Y. Koshigoe, J. Ozaki, S. Miyata, S. Ueda, Y. Yamashita, H. Yoshikawa, K. Kobayashi, J. Power Sources 196, 1006 (2011).
“X-ray photoemission spectroscopy analysis of N-containing carbon-based cathode catalysts for polymer electrolyte fuel cells“
1. M. Oshima, H. Niwa, M. Saito, M. Kobayashi, K. Horiba, Y. Harada, K. Terakura, T. Ikeda, J. Ozaki, Y. Nabae and S. Miyata, Mater. Res. Soc. Symp. Proc. 1318, 437 (2011).
“Electronic Structures of Non-Pt Carbon Alloy Catalysts for Polymer Electrolyte Membrane Fuel Cells Revealed by Synchrotron Radiation Analyses“
