月例研究報告 1月

1. 研究グループの活動状況

(1) 量子物性グループ

【 BL23偏極中性子散乱装置POLANO 】

◆　論文等

• Shohei Hayashida, Vignesh Sundaramurthy, Wenfeng Wu, Pascal Puphal, Thomas Keller, Björn Fåk, Masahiko Isobe, Bernhard Keimer, Karsten Held, Liang Si, Matthias Hepting,
  "Lattice dynamics of the infinite-layer nickelate LaNiO₂",
  Phys. Rev. B 112, 205104 (2025).

 

(2) ソフトマターグループ

【 BL16ソフト界面解析装置SOFIA 】

◆　論文等

• Lin Sun, Naoki Yamashita, Tomoko Hirayama, Kento Mimura, Yoshihiro Ito, Hironobu Nakanishi,
  "Effect of Surface Oxidation on Adsorption and Frictional Properties of Oiliness Additives Evaluated by Atomic Force Microscopy",
  Tribol. Lett. 73, 138 (2025).

 

(3) 水素貯蔵基盤研究グループ

【 BL21 高強度全散乱装置 NOVA 】

◆　論文等

• N. Hanasaki, T. Hattori, T. Komoda, K. Minamoto, S.Torigoe, S.Yamashita, Y. Nakazawa, T. Nakano, K. Yoshimi, M. Yashima, H. Mukuda, U. Widyaiswari, I. Watanabe, A.Koda, T. Honda, T. Otomo, H. Sagayama, K. Kodama, H. Murakawa, and H. Sakai,
  "Frustrated random-singlet state with ice-type structural fluctuation in spinel titanates",
  Proc. Natl. Acad. Sci. U. S. A. 123 (2026) (online).
• K. Itoh, K. Ohara, K. Ikeda, T. Otomo,
  Local Lattice Deformation and Site-Specific Deuterium Distribution in α-VD_0.75: Insights from Atomic-Scale Probes",
  J. Alloy. Compd. 1048, 185305 (2025).

 

◆　受賞

• 本田孝志、大下英敏、大友季哉,
  "J-PARC MLF NOVAにおける持続可能な運営戦略",
  高エネルギー加速器研究機構, 令和７年度機構長賞, (2026-01-07).

 

(4) 構造科学グループ

【 BL08超高分解能粉末中性子回折装置 SuperHRPDP 】

◆　論文等

• Takumi Terauchi, Wei Yi, Rikuto Takada, Hirofumi Akamatsu, Ryo Ota, Shuki Torii, Koji Fujita,
  "A-Site Cation Disorder Engineering in Ruddlesden–Popper Layered Perovskite Oxide La₂(Ba,Sr)In₂O₇ for Hybrid Improper Ferroelectricity",
  Chem. Mat. 37, 8733–8744 (2025).
• J. W. B. Li, Bryce G. Mullens, Shuki Torii, Wenhai Ji, Zhenhong Tan, Wu Xie, Takashi Kamiyama, Ping Miao, Brendan J. Kennedy,
  "A high-resolution neutron diffraction and electron diffraction study of the structure and phase transitions in AgTaO₃",
  APL Mater. 13, 091112 (2025).
• Zeyu Qiao, Kun Lin, Sergii Khmelevskyi, Leonid V. Pourovskii, Hankun Xu, Meng He, Chengyi Yu, Yili Cao, Qiang Li, Xianran Xing,
  "Uncovering Hidden Orders within Deformable Materials: The Case of Dysprosium",
  J. Am. Chem. Soc. 147, 23026–23033 (2025).

 

【 BL09特殊環境中性子回折装置SPICA 】

◆　論文等

• Haocong Wang, Chihiro Takahashi, Xuemeng Guo, Shunya Okada, Hajime Suzuki, Daiming Tang, Wei Yi, Ikuya Yamada, Xiaojuan Liu, Ryu Abe and Koji Fujita,
  "B-site substitution-induced band edge shifts in perovskite-type Cu(Nb,Ta)O₃ solid solutions for visible-light-driven hydrogen evolution",
  J. Mater. Chem. C 13, 20146 (2025).
• Takuya Takahashi, Hajime Toriumi, Genki Kobayashi, Takashi Saito, Kazuhiro Mori, SeongWoo Jeong, Hiroki Habazaki, Yoshitaka Aoki,
  "Mechanistic Insights into Hydride Incorporation in BaZr_1–xIn_xO_3−δ-Based Perovskite Oxyhydrides",
  Chem. Mat. 37, 7834–7845 (2025).