publications
論文一覧
2020年度
" Soft-X-Ray Vortex Beam Detected by Inline Holography"
Y. Ishii, K. Yamamoto, Y. Yokoyama, M. Mizumaki, H. Nakao, T. Arima, and Y. Yamasaki
Phys. Rev. Applied 14, 064069 (2020).
"Metallic ground states of undoped Ti2O3 films induced by elongated c-axis lattice constant"
K. Yoshimatsu, N. Hasegawa, Y. Nambu, Y. Ishii, Y. Wakabayashi and H. Kumigashira
Scientific Reports 10, 22109 (2020).
"Multiple magnetic order parameters coexisting in multiferroic hexaferrites resolved by soft x rays"
H. Ueda, Y. Tanaka, Y. Wakabayashi, J. Tsurumi, J. Takeya, and T. Kimura
J. Appl. Phys. 128, 174101 (2020).
T. Sumi, K. Nagai, J. Bao, T. Terasawa, W. Norimatsu, M. Kusunoki, and Y. Wakabayashi
Appl. Phys. Lett. 117, 143102 (2020).
“Electronic charge transfer driven by spin cycloidal structure"
Y. Ishii, S. Horio, Y. Noda, M. Hiraishi, H. Okabe, M. Miyazaki, S. Takeshita, A. Koda, K. M. Kojima, R. Kadono, H. Sagayama, H. Nakao, Y. Murakami, and H. Kimura
Phys. Rev. B 101 224436 (2020). Editors’ Suggestion
J.-S. Jung, T. Nakamura, Y. Wakabayashi and T. Kimura
J. Korean Phys. Soc. 76 904-910 (2020). (Highlight)
K. Nagai, M. Anada, Y. Nakanishi-Ohno, M. Okada and Y. Wakabayashi
J. Appl. Cryst. 53 387-392 (2020).
下谷 秀和, 谷垣 勝己,応用物理 89, 278-281 (2020).
2019年度
Y. Shen, D. Kan, Z. Tan, Y. Wakabayashi, and Y. Shimakawa
Phys. Rev. B 101, 094412 (2020).
"Early stages of iron anodic oxidation: Defective growth and density increase of oxide layer"
Hiromasa Fujii, Yusuke Wakabayashi, and Takashi Doi
Phys. Rev. Materials 4, 033401 (2020).
プレスリリース 日刊工業新聞(2020年3月5日) 化学工業日報 (2020年3月31日)
A. Yamamura, H. Fujii, H. Ogasawara, D. Nordlund, O. Takahashi, Y. Kishi, H. Ishii, N. Kobayashi, N. Niitsu, B. Blülle, T. Okamoto, Y. Wakabayashi, S. Watanabe, and J. Takeya
Commun Phys 3, 20 (2020).
プレスリリース 日刊工業新聞(2020年1月24日) 日経新聞オンライン EE Times ほか
H. Ueda, Y. Tanaka, Y. Wakabayashi, and T. Kimura,
Phys. Rev. B, 100, 094444 (2019).
Y. Heo, D. Kan, M. Anada, Y. Wakabayashi, H. Tajiri, and Y. Shimakawa,
Phys. Rev. B 99, 174420 (2019).
H.Fujii, Y.Wakabayashi, and T.Doi,
J. Electrochem. Soc. 166, E212-E216 (2019).
2018年度
"Surface structure of organic semiconductor [n]phenacene single crystals"
Y.Wakabayashi, M.Nakamura, K.Sasaki, T.Maeda, Y.Kishi, H.Ishii, N.Kobayashi, S.Yanagisawa, Y.Shimo, and Y.Kubozono,
J. Am. Chem. Soc. 140, 14046 (2018).
H.Ueda, Y.Tanaka, Y.Wakabayashi, and T.Kimura,
Phys. Rev. B, 98, 134415 (2018).
"Spin-Orbital Entangled Liquid State in the Copper Oxide Ba3CuSb2O9"
H. Man, M. Halim, H. Sawa, M. Hagiwara, Y. Wakabayashi and S. Nakatsuji,
J. Phys.: Condens. Matter, 30 443002-1-17 (2018). (Topical Review)
"Spatial coherence of the insulating phase in quasi-two-dimensional LaNiO3 films"
M. Anada, K. Kowa, H. Maeda, E. Sakai, M. Kitamura, H. Kumigashira, O. Sakata, Y. Nakanishi-Ohno, M. Okada, T. Kimura and Y. Wakabayashi,
Phys. Rev. B, 98, 014105-1-8 (2018).
"Oxygen octahedral distortions in compressively strained SrRuO3 epitaxial thin films"
D. Kan, M. Anada, Y. Wakabayashi, H. Tajiri, and Y. Shimakawa,
J. Appl. Phys. 123, 235303-1-5 (2018). (Editor's pick)
"Structural Switching of Self-Assembled Monolayer by External Electric Field"
H. Fujii, K. Sasaki, Y. Wakabayashi, H. Tajiri, K. Miwa, S. Ono, R. Nouchi,
e-J. Surf. Sci. Nanotech. 16 76-78 (2018).
2017年度
Y. Wakabayashi, T. Shirasawa, W. Voegeli, and T. Takahashi,
J. Phys. Soc. Jpn. 87, 061010-1-12 (2018).
M. Anada, Y. Nakanishi-Ohno, M. Okada, T. Kimura and Y. Wakabayashi,
J. Appl. Cryst. 50 1611-1616 (2017).
C. Lefevre, A. Demchenko, C. Bouillet-Ulhaq, M. Luysberg, X. Devaux, F. Roulland, G. Versini, S. Barre, Y. Wakabayashi, N. Boudet, C. Leuvrey, M. Acosta, C. Meny, E. Martin, S. Grenier, V. Favre-Nicolin and N. Viart,
Small Methods, 1, 1700234-1-8 (2017).
"Soft x-ray resonant diffraction study of magnetic structure in magnetoelectric Y-type hexaferrite"
H. Ueda, Y. Tanaka, Y. Wakabayashi, T. Kimura,
Physica B, 536, 118–121 (2018).
日本語の解説記事
石井祐太, 木村宏之, 中尾裕則: 共鳴軟X線散乱を用いたマルチフェロイックスの配位子酸素サイトのスピン偏極観測, PF news 38, 15 (2020).
若林裕助,白澤徹郎:高い時間・空間分解能を持つ表面X線回折を活用した構造物性研究,PF news 37(1), 11 (2019).
若林裕助:フラストレート磁性体Ba3CuSb2O9のスピンと軌道の相関, 放射光 27 166-171 (2014).
若林裕助:表面X線回折による金属酸化物超薄膜の構造解析,まてりあ, 52 554-557 (2013).
若林裕助:有機トランジスタ材料ルブレンの伝導層における分子構造, 放射光 24 19 (2011).
岸本一誠,若林裕助,木村剛:DyVO4における強四極子秩序が誘起する反強誘電的歪み, 日本結晶学会誌 52 239-245 (2010).
柳原英人,若林裕助: 純オゾンを用いて作製したγ-Fe2O3エピタキシャル薄膜の構造と磁気特性,まぐね (日本磁気学会報), 3 180-186 (2008)
若林裕助:低次元構造の観測法---異常分散を利用したX線散漫散乱の解析, 放射光 20, 26-32 (2007).
若林裕助:層状Mn酸化物中の電荷秩序・軌道秩序の発達過程, 日本結晶学会誌 44 295-301 (2002).
代表的な成果
●情報科学を活用した表面構造解析手法の開発
Robust surface structure analysis with reliable uncertainty estimation using the exchange Monte Carlo method
K. Nagai, M. Anada, Y. Nakanishi-Ohno, M. Okada and Y. Wakabayashi
J. Appl. Cryst. 53 387-392 (2020).
論文概要:
Bayesian inference of metal oxide ultrathin film structure based on crystal truncation rod measurements
M. Anada, Y. Nakanishi-Ohno, M. Okada, T. Kimura and Y. Wakabayashi
J. Appl. Cryst. 50 1611-1616 (2017).
論文概要:
●有機半導体表面の構造観測
Sub-molecular structural relaxation at a physisorbed interface with monolayer organic single-crystal semiconductors
A. Yamamura, H. Fujii, H. Ogasawara, D. Nordlund, O. Takahashi, Y. Kishi, H. Ishii, N. Kobayashi, N. Niitsu, B. Blülle, T. Okamoto, Y. Wakabayashi, S. Watanabe, and J. Takeya
Summary:
Surface structure of organic semiconductor [n]phenacene single crystals
Y.Wakabayashi, M.Nakamura, K.Sasaki, T.Maeda, Y.Kishi, H.Ishii, N.Kobayashi, S.Yanagisawa, Y.Shimo, and Y.Kubozono
J. Am. Chem. Soc. 140, 14046 (2018).
Photon Factory highlights 2018
論文概要:
Large surface relaxation in the organic semiconductor tetracene
H. Morisaki, T. Koretsune, C. Hotta, J. Takeya, T. Kimura and Y. Wakabayashi
Nature Commun. 5, 5400 (2014).
JST Science Portal 2014年11月10日
論文概要:
Sub-Å resolution electron density analysis of the surface of organic rubrene crystals
Y. Wakabayashi, J. Takeya, and T. Kimura
Phys. Rev. Lett. 104, 066103 (2010).
論文概要:
●強相関物質薄膜,表面における電子状態の研究
Spatial coherence of the insulating phase in quasi-two-dimensional LaNiO3 films
M. Anada, K. Kowa, H. Maeda, E. Sakai, M. Kitamura, H. Kumigashira, O. Sakata, Y. Nakanishi-Ohno, M. Okada, T. Kimura and Y. Wakabayashi
Phys. Rev. B 98, 014105-1-8 (2018).
論文概要:
Structural comparison of n-type and p-type LaAlO3/SrTiO3 Interfaces
R. Yamamoto, C. Bell, Y. Hikita, H.Y. Hwang, H. Nakamura, T. Kimura, and Y. Wakabayashi
Phys. Rev. Lett 107 036104 (2011).
論文概要:
Size of Orbital Ordering Domain Controlled by the Itinerancy of the 3d Electrons in a Manganite Thin Film
Y. Wakabayashi, H. Sagayama, T. Arima, M. Nakamura, Y. Ogimoto, Y. Kubo, K. Miyano and H. Sawa
Phys. Rev. B 79 22040(R) (2009).
論文概要:
Surface effects on the orbital order in the single-layered manganite La0.5Sr1.5MnO4,
Y. Wakabayashi, M. H. Upton, S. Grenier, J. P. Hill, C. S. Nelson, J.-W. Kim, P. J. Ryan, A. I. Goldman, H. Zheng and J. F. Mitchell:
Nature Materials 6, 972-976 (2007).
論文概要:
Novel Orbital Ordering induced by Anisotropic Stress in a Manganite Thin Film,
Y. Wakabayashi, D. Bizen, H. Nakao, Y. Murakami, M. Nakamura, Y. Ogimoto, K. Miyano and H. Sawa,
Phys. Rev. Lett., 96 (2006), 017202.
論文概要:
●フラストレート磁性体に見られるスピン軌道共鳴状態
Dynamical spin-orbital correlation in the frustrated magnet Ba3CuSb2O9,
Y. Ishiguro, K. Kimura, S. Nakatsuji, S. Tsutsui, A. Q. R. Baron T. Kimura, and Y. Wakabayashi,
Nature Communications 4, 2022-1-6 (2013).
論文概要:
Chemical and orbital fluctuations in Ba3CuSb2O9,
Y. Wakabayashi, D. Nakajima, Y. Ishiguro, K. Kimura, T. Kimura, S. Tsutsui, A. Q. R. Baron,
K. Hayashi, N. Happo, S. Hosokawa, K. Ohwada, and S. Nakatsuji,
Phys. Rev. B 93, 245117 (2016).
論文概要:
●固液界面の現象
External electric field dependence of the structure of the electric double layer at an ionic liquid/Au interface,
R. Yamamoto, H. Morisaki, O. Sakata, H. Shimotani, H.-T. Yuan, Y. Iwasa, T. Kimura, and Y. Wakabayashi,
Appl. Phys. Lett. 101, 053122 (2012).
論文概要:
Kinetics of Iron Passivation Studied by Sub-Second Resolution Realtime X-ray Reflectivity Technique
H.Fujii, Y.Wakabayashi, and T.Doi,
J. Electrochem. Soc. 166, E212-E216 (2019).
論文概要:
"Early stages of iron anodic oxidation: Defective growth and density increase of oxide layer"
Hiromasa Fujii, Yusuke Wakabayashi, and Takashi Doi
Phys. Rev. Materials 4, 033401 (2020).
プレスリリース 日刊工業新聞(2020年3月5日) 化学工業日報 (2020年3月31日)
●擬一次元金属錯体の構造の乱れに関する研究
Direct Determination of Low-Dimensional Structures --- Synchrotron X-ray scattering on One-Dimensional Charge-Ordered MMX-Chain Complexes
Y. Wakabayashi, A. Kobayashi, H. Sawa, H. Ohsumi, N. Ikeda, and H. Kitagawa
J. Am. Chem. Soc., 128 (2006), 6676.
論文概要:
Spatial Correlations in the Valence of Metal Ions in Ni1-xPdx(chxn)2Br3
Y.Wakabayashi, N.Wakabayashi, M.Yamashita, T.Manabe and N.Matsushita
J.Phys.Soc.Jpn. 68(1999) , 3948
論文概要:
論文紹介画像はwordleに論文の全文を読みこませて作成しました。