Ferri-type Magnetic Toroidal Dipoles in the Chiral Crystal Structure Phase of Nd3Ir4Sn13 Reviewed

Kazuaki Iwasa, Ami Shimoda, Tsubasa Sawada, Keitaro Kuwahara, Hajime Sagayama, Hironori Nakao, Motoyuki Ishikado, Toru Ishigaki, Akinori Hoshikawa

Journal of the Physical Society of Japan   Vol. 95 ( 4 ) page： 044711-1 - 044711-7   2026.4

Perfectly harmonic spin cycloid and multi-Q textures in the Weyl semimetal GdAlSi Reviewed Open Access

Ryota Nakano, Rinsuke Yamada, Juba Bouaziz, Maurice Colling, Masaki Gen, Kentaro Shoriki, Yoshihiro Okamura, Akiko Kikkawa, Ryo Misawa, Priya R Baral, Shunsuke Kitou, Yuiga Nakamura, Hiroyuki Ohsumi, Yoshikazu Tanaka, Hajime Sagayama, Hironori Nakao, Yuki Ishihara, Kamini Gautam, Oscar Fabelo, Yasujiro Taguchi, Youtarou Takahashi, Masashi Tokunaga, Taka-hisa Arima, Yoshinori Tokura, Ryotaro Arita, Jan Masell, Satoru Hayami, Max Hirschberger

Nature Communications   Vol. 17 ( 1 ) page： 3056   2026.4

Field-induced evolution of the ferrimagnetic ground state and possible thermally induced spin chirality in Tb3Ru4Al12 Reviewed

Kosuke Karube, Shang Gao, Nguyen Duy Khanh, Akiko Kikkawa, Hironori Nakao, Hajime Sagayama, Max Hirschberger, Taro Nakajima, Taka-hisa Arima,Masahito Mochizuki, Yoshinori Tokura and Yasujiro Taguchi

Physical Review B   Vol. 113 ( 13 ) page： 134417-1 - 134417-13   2026.4

Frustrated random-singlet state with ice-type structural fluctuation in spinel titanates Reviewed Open Access

Noriaki Hanasaki, Takayuki Hattori, Takumi Komoda, Kouei Minamoto, Shuhei Torigoe, Satoshi Yamashita, Yasuhiro Nakazawa, Takehito Nakano, Kouhei Yoshimi, Mitsuharu Yashima, Hidekazu Mukuda, Utami Widyaiswari, Isao Watanabe, Akihiro Koda, Takashi Honda, Toshiya Otomo, Hajime Sagayama, Katsuaki Kodama, Hiroshi Murakawa, Hideaki Sakai

Proceedings of the National Academy of Sciences   Vol. 123 ( 1 ) page： e2517926123   2026.1

Superconductivity and suppressed monoclinic distortion in FeTe films enabled by higher-order epitaxy Reviewed Open Access

Yuki Sato, Soma Nagahama, Shunsuke Kitou, Hajime Sagayama, Ilya Belopolski, Ryutaro Yoshimi, Minoru Kawamura, Atsushi Tsukazaki, Naoya Kanazawa, Takuya Nomoto, Ryotaro Arita, Taka-hisa Arima, Masashi Kawasaki, Yoshinori Tokura

Nature Communications   Vol. 16 ( 1 ) page： 10913   2025.12

Volumetric phase transitions in a bulky ionic liquid: trihexyl (tetradecyl) phosphonium hexafluorophosphate Reviewed

Hiroshi Abe, Ryo Suzuki, Akihisa Aimi, Hiroaki Kishimura, Daisuke Okuyama, Hajime Sagayama

Chemical Physics   Vol. 603   page： 113016   2025.11

Magnetic field-induced tetragonal domain alignment and structural distortion in the spin-orbit-coupled insulator Ba2MgReO6 Reviewed

Toshihiko Muroi, Daigorou Hirai, Hajime Sagayama, Taka-hisa Arima, Zenji Hiroi

Physical Review Materials   Vol. 9 ( 8 ) page： 084415   2025.8

Low-temperature and high-pressure phase behaviors in ionic liquids: 1-Alkyl-3-methylimidazolium iodide Reviewed

Hiroshi Abe, Shusei Maruyama, Yuto Yoshiichi, Hiroaki Kishimura, Kosuke Kaneko, Tomonori Hanasaki, Daisuke Okuyama, Hajime Sagayama

Journal of Molecular Structure   Vol. 1349   page： 143588   2025.8

A Rutile-Based Homologous Series Na(PtO2)2n+1 Discovered by Computationally Assisted High-Pressure Synthesis Reviewed Open Access

Yasuhito Kobayashi, Hidefumi Takahashi, Shunsuke Kitou, Akitoshi Nakano, Hajime Sagayama, Yuichi Yamasaki, Shintaro Ishiwata

Inorganic Chemistry   Vol. 64 ( 33 ) page： 16711 - 16720   2025.8

Luminescence and nanoheterogeneity in manganese-containing ionic liquid mixtures Reviewed

Hiroshi Abe, Shusei Maruyama, Fumiya Nemoto, Akihisa Aimi, Hiroaki Kishimura, Daisuke Okuyama, Hajime Sagayama

The Journal of Physical Chemistry B   Vol. 129 ( 19 ) page： 4756 - 4764   2025.5

Canted antiferromagnetism in a spin-orbit coupled Seff = 3/2 triangular-lattice magnet DyAuGe Reviewed Open Access

Takashi Kurumaji, Masaki Gen, Shunsuke Kitou, Kazuhiko Ikeuchi, Hajime Sagayama, Hironori Nakao, Tetsuya R Yokoo, Taka-hisa Arima

Nature Communications   Vol. 16 ( 1 ) page： 2176   2025.3

Local noncentrosymmetric effect on antiferromagnetic ordering in the tetragonal crystal structure phase of Eu3Ir4Sn13 Reviewed

Takanobu Kumada, Yotaro Suzuki, Kazuaki Iwasa, Keitaro Kuwahara, Hajime Sagayama, Hironori Nakao, Motoyuki Ishikado, Akinori Hoshikawa

Physical Review B   Vol. 111 ( 10 ) page： 104440   2025.3

Exploration of Metastable A-Site-Ordered Perovskites (Ca,Ba)FeO3-δ by Computationally Guided Multistep Synthesis Reviewed Open Access

Masaho Onose, Hidefumi Takahashi, Hajime Sagayama, Yuichi Yamasaki, Shintaro Ishiwata

Journal of the American Chemical Society   Vol. 147 ( 10 ) page： 8260 - 8266   2025.2

Triangular Lattice Magnet GdGa2 with Short-Period Spin Cycloids and Possible Skyrmion Phases Reviewed Open Access

Priya Ranjan Baral, Nguyen Duy Khanh, Masaki Gen, Hajime Sagayama, Hironori Nakao, Taka-hisa Arima, Yoshichika ?nuki, Yoshinori Tokura, Max Hirschberger

Journal of the Physical Society of Japan   Vol. 94 ( 2 ) page： 024705   2025.2

Mass enhancement and metal-nonmetal transition driven by d-f hybridization in perovskite La1-xPrxCuO3 Reviewed Open Access

H Takahashi, M Ito, J Fujioka, M Ochi, S Sakai, R Arita, H Sagayama, Y Yamasaki, S Ishiwata

Physical Review B   Vol. 111 ( 8 ) page： 085153   2025.2

Incommensurate broken helix induced by nonstoichiometry in the axion insulator candidate EuIn2As2 Reviewed

Masaki Gen, Yukako Fujishiro, Kazuki Okigami, Satoru Hayami, Max T Birch, Kiyohiro Adachi, Daisuke Hashizume, Takashi Kurumaji, Hajime Sagayama, Hironori Nakao, Yoshinori Tokura, Taka-hisa Arima

Physical Review B   Vol. 111 ( 8 ) page： L081109   2025.2

Dielectric properties depend on the crystal structure of perovskite-type RbTaO3 synthesized at high pressure Reviewed Open Access

Kimitoshi Murase, Jun-ichi Yamaura, Yousuke Hamasaki, Takeharu Kato, Hajime Sagayama, Ayako Yamamoto

Dalton Transactions   Vol. 54 ( 6 ) page： 2252 - 2256   2025.2

Synthesis, Crystal Structure, and Hydrogen Storage Properties of an AB3-Based Alloy Synthesized by Disproportionation Reactions of AB2-Based Alloys Reviewed Open Access

Toyoto Sato, Hiroyuki Saitoh, Reina Utsumi, Jyunya Ito, Kazuki Obana, Yuki Nakahira, Denis Sheptyakov, Takashi Honda, Hajime Sagayama, Shigeyuki Takagi, Tatsuoki Kono, Heena Yang, Wen Luo, Loris Lombardo, Andreas Zuttel, Shin-ichi Orimo

The Journal of Physical Chemistry C   Vol. 129 ( 6 ) page： 2865 - 2873   2025.2

Topological Semimetal KAlGe with Novel Electronic Instability Reviewed

Toshiya Ikenobe, Takahiro Yamada, Jun-ichi Yamaura, Tamio Oguchi, Ryutaro Okuma, Daigorou Hirai, Hajime Sagayama, Yoshihiko Okamoto, Zenji Hiroi

Chemistry of Materials   Vol. 37 ( 1 ) page： 189 - 197   2024.12

Nonequilibrium Layered PbS Stabilized by Sn Doping: Bipolar Semiconductors with Low Thermal Conductivity Reviewed

Mari Hiramatsu, Zhongxu Hu, Sakura Yoshikawa, Zan Yang, Xinyi He, Takayoshi Katase, Jun-ichi Yamaura, Hajime Sagayama, Terumasa Tadano, Shigenori Ueda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya

ACS Applied Electronic Materials   Vol. 6 ( 11 ) page： 8339 - 8350   2024.11

Multiphase coexistence in an ionic liquid: 1-decyl-3-methylimidazolium nitrate Reviewed

Hiroshi Abe, Shusei Maruyama, Hiroaki Kishimura, Mikio Uruichi, Daisuke Okuyama, Hajime Sagayama

The Journal of Physical Chemistry Letters   Vol. 15 ( 42 ) page： 10668 - 10676   2024.10

Odd-parity multipole order in the spin-orbit coupled metallic pyrochlore PbRe2O7-δ Reviewed

Yuki Nakayama, Daigorou Hirai, Hajime Sagayama, Keita Kojima, Naoyuki Katayama, Jannis Lehmann, Ziqian Wang, Naoki Ogawa, Koshi Takenaka

Physical Review Materials   Vol. 8 ( 5 ) page： 055001   2024.5

Low-temperature and high-pressure phase transitions of ionic liquid 1-decyl-3-methylimidazolium bromide Reviewed

Hiroshi Abe, Shusei Maruyama, Yuto Yoshiichi, Hiroaki Kishimura, Daisuke Okuyama, Hajime Sagayama

Journal of Molecular Liquids   Vol. 401   page： 124583   2024.5

A Three‐Dimensionally Extended Metal?Organic Ladder Compound Exhibiting Proton Conduction Reviewed

Hao Liang, Kazuya Otsubo, Yusuke Wakabayashi, Hajime Sagayama, Shogo Kawaguchi, Hiroshi Kitagawa

Angewandte Chemie International Edition   Vol. 63 ( 14 ) page： e202400162   2024.4

Antiferromagnetic ordering and chiral crystal structure transformation in Nd3Rh4Sn13 Reviewed

Ami Shimoda, Kazuaki Iwasa, Keitaro Kuwahara, Hajime Sagayama, Hironori Nakao, Motoyuki Ishikado, Akiko Nakao, Seiko Ohira-Kawamura, Naoki Murai, Takashi Ohhara, Yusuke Nambu

Physical Review B   Vol. 109 ( 13 ) page： 134425   2024.4

Tuning of spin-orbit coupling in chiral molecule-incorporated two-dimensional organic-inorganic hybrid perovskite copper halides with ferromagnetic exchange interactions Reviewed

Kouji Taniguchi, Po-Jung Huang, Hajime Sagayama, Ryoji Kiyanagi, Kazuki Ohishi, Shunsuke Kitou, Yuiga Nakamura, Hitoshi Miyasaka

Physical Review Materials   Vol. 8 ( 2 ) page： 024409   2024.2