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香川大学創造工学部

堀井研究室

​学術論文/Publication(主要論文に*)

40*. Molecular Thermal Engine Based on a Highly Flexible Elastic Crystal

Hinako Kato, Yoji Horii*, Chiharu Watanabe, Toshiyuki Sasaki, Kouhei Ichiyanagi, Mariko Noguchi, Hiroki Fujimori, Taro Yamamoto, Hal Suzuki, Yuichi Hirai, Takahito Ohmura, Keigo Yano, Shotaro Hayashi, Takashi Kajiwara

Journal of the American Chemical Society , 147 , 20582-20589 (2025) [link]
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39. Anisotropy of Spin–Lattice Relaxation Time (T₁) for Oxo-Vanadium(IV) and Nitrido Chromium(V) Porphyrins

Sandra S. Eaton, Tsutomu Yamabayashi, Yoji Horii, Masahiro Yamashita, Gareth R. Eaton

Journal of the American Chemical Society , 147 , 13815-13823 (2025) [link]
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38. Distinctive Magnetic Relaxation Behavior of Ln(III) Single-Molecule Magnets with a Conducting Organic π Donor System

Nobuto Funakoshi, Masanori Wakizaka, Qingyun Wan, Yongbing Shen, Haitao Zhang, Hiroshi Ito, Hiroaki Iguchi, Ryuta Ishikawa, Yoji Horii, Brian K. Breedlove, Shinya Takaishi, Masahiro Yamashita

Crystal Growth & Design , 25 , 2650-2656 (2025) [link]
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37. First Encapsulation of Organometallic Single-Molecule Magnet into Single-Walled Carbon Nanotubes

Haitao Zhang, Ryo Nakanishi, Takefumi Yoshida, Masahiko Nishijima, Koji Harano, Yoji Horii, Masahiro Yamashita

Angewandte Chemie International Edition , 64 , e202503979 (2025) [link]
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36. Lanthanide-Based Single-Molecule Magnets Derived from Lacunary Polyoxometalates

Kenta Hirakawa, Yoshihiro Sekine, Fumiya Kobayashi, Yoji Horii, Hikaru Zenno, Manabu Nakaya, Shinya Hayami

Crystal Growth & Design , 25 , 2163-2171 (2025) [link]
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35. Spin-Crossover Transitions of Solid Solutions of FeII Complexes with Fluorine- and Chlorine-Substituted Schiff-Base Ligands, Hqsal5F and Hqsal5Cl

Shoichi Tatsumi, Hitomi Noda, Miyu Umeda, Takamasa Kagotani, Kunihisa Sugimoto, Takayoshi Kuroda-Sowa, Saho Tamayose, Yoji Horii, Hal Suzuki

Inorganic chemistry , 64 , 4973-4982 (2025) [link]
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34. Spin dynamics phenomena of a cerium(iii) double-decker complex induced by intramolecular electron transfer

Kana Kobayashi, Michiyuki Suzuki, Tetsu Sato, Yoji Horii, Takefumi Yoshida, Brian. K. Breedlove, Masahiro Yamashita, Keiichi Katoh

Dalton Transactions , 53 , 11664-11677 (2024) [link]
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33*. Two-dimensional metal–organic nanosheets composed of single-molecule magnets: structural modulation and enhanced magnetism utilizing the steric hindrance effect

Ikumi Aratani, Yoji Horii*, Yoshinori Kotani, Hitoshi Osawa, Hajime Tanida, Toshiaki Ina, Takeshi Watanabe, Yohko F. Yano, Akane Mizoguchi, Daisuke Takajo, Takashi Kajiwara

Journal of Materials Chemistry C , 12 , 724-735 (2024) [link]
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32. Magnetic Relaxations of Chromium Nitride Porphyrinato Complexes Driven by the Anisotropic g-Factor

Tsutomu Yamabayashi, Yoji Horii, Zhao‐Yang Li, Masahiro Yamashita

Chemistry – A European Journal , 30 , e202303082 (2023) [link]
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31. Slow Magnetic Relaxation of Ni(III) Complexes toward Molecular Spin Qubits

Keiga Toshima, Tetsu Sato, Yoji Horii, Kazunobu Sato, Kenji Sugisaki, B. K. Breedlove, Shinya Takaishi, Zhao‐Yang Li, Masahiro Yamashita

European Journal of Inorganic Chemistry , 26 , e202300125 (2023) [link]
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30. Slow Magnetic Relaxation of Linear Trinuclear M(II)–Gd(III)–M(II) Complexes with D₃ Point Group Symmetry (M(II) = Zn(II) and Mg(II))

Yuka Masuda, Shiomi Sakata, Saori Kayahara, Natsumi Irie, Maiko Kofu, Yohei Kono, Toshiro Sakakibara, Yoji Horii, Takashi Kajiwara

The Journal of Physical Chemistry C , 127 , 3295-3306 (2023) [link]
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29*. Molecular elastic crystals exhibiting slow magnetic relaxations

Hinako Kato, Yoji Horii, Mariko Noguchi, Hiroki Fujimori, Takashi Kajiwara

Chemical Communications , 59 , 14587-14590 (2023) [link]
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28*. Construction of a two-dimensional metal-organic framework with a perpendicular magnetic anisotropy composed of single-molecule magnets

Ikumi Aratani, Yoji Horii*, Daisuke Takajo, Yoshinori Kotani, Hitoshi Osawa, Takashi Kajiwara

Journal of Materials Chemistry C , 11 , 2082-2088 (2023) [link]
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27. Porous Mn²⁺ Magnet with a Pt−Cl Framework: Correlation between Water Vapor Adsorption/Desorption and Slow Magnetic Relaxation

Hirotaka Nakajima, Kaiji Uchida, Takefumi Yoshida, Yoji Horii, Tetsu Sato, Zhang Luming, Satoshi Yamashita, Yasuhiro Nakazawa, Verdad C. Agulto, Makoto Nakajima, Brian K. Breedlove, Masahiro Yamashita, Hiroaki Iguchi, Shinya Takaishi

ChemPhysChem , 24 , e202200618 (2022) [link]
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26. Defect-Assisted High Anion Conductivity in Diethyldimethylammonium d-Camphorsulfonate Plastic Crystal: A Size Effect of Target Ions

Xue Lan, Wenjing Sun, Xin Wang, Wei Xu, Yoji Horii, Jiandang Liu, Hongjun Zhang, Bangjiao Ye, Tiancheng Mu, Xiaozheng Lan

ACS Applied Polymer Materials , 4 , 9368-9377 (2022) [link]
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25. Benzenetriimide-Based Molecular Conductor with Antiferro- to Ferromagnetic Switching Induced by Structural Change of π-stacked Array

Shohei Koyama, Yoji Horii, Tetsu Sato, Shinya Takaishi, Norihisa Hoshino, Tomoyuki Akutagawa, Hiroaki Iguchi

ChemPhysChem , 23 , e202200322 (2022) [link]
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24. Comparison between DySc₂N@C₈₀ and Dy₂ScN@C₈₀ single-molecule magnetic metallofullerenes encapsulated in single-wall carbon nanotubes

Satoshi Ito, Ryo Nakanishi, Keiichi Katoh, Brian K. Breedlove, Tetsu Sato, Zhao-Yang Li, Yoji Horii, Masanori Wakizaka, Masahiro Yamashita

Dalton Transactions , 51 , 6339-6344 (2022) [link]
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23. Insight into the Gd–Pt Bond: Slow Magnetic Relaxation of a Heterometallic Gd–Pt Complex

Takefumi Yoshida, Ahmed Shabana, Haitao Zhang, David Chukwuma Izuogu, Tetsu Sato, Kentaro Fuku, Hitoshi Abe, Yoji Horii, Goulven Cosquer, Norihisa Hoshino, Tomoyuki Akutagawa, Alex J. W. Thom, Shinya Takaishi, Masahiro Yamashita

Bulletin of the Chemical Society of Japan , 95 , 513-521 (2022) [link]
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22. Rare-earth based tetrapyrrolic sandwiches: chemistry, materials and applications

Alexander G. Martynov, Yoji Horii, Keiichi Katoh, Yongzhong Bian, Jianzhuang Jiang, Masahiro Yamashita, Yulia G. Gorbunova

Chemical Society Reviews , 51 , 9262-9339 (2022) [link]
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21*. Solid polymorphism and dynamic magnetic properties of a dodecylated vanadyl–porphyrinato complex: spin–lattice relaxations modulated by phase stabilisation

Yoji Horii, Momo Makino, Taro Yamamoto, Shoichi Tatsumi, Hal Suzuki, Mariko Noguchi, Takefumi Yoshida, Takashi Kajiwara, Zhao-Yang Li, Masahiro Yamashita

Inorganic Chemistry Frontiers , 9 , 6271-6278 (2022) [link]
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20*. Structural, magnetic and theoretical analyses of anionic and cationic phthalocyaninato-terbium(iii) double-decker complexes: magnetic relaxation via higher ligand-field sublevels enhanced by oxidation

Yoji Horii, Marko Damjanović, Keiichi Katoh, Masahiro Yamashita

Dalton Transactions , 50 , 9719-9724 (2021) [link]
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19*. Dynamics and magnetic properties of NO molecules encapsulated in open-cage fullerene derivatives evidenced by low temperature heat capacity

Yoji Horii, Hal Suzuki, Yuji Miyazaki, Motohiro Nakano, Shota Hasegawa, Yoshifumi Hashikawa, Yasujiro Murata

Physical Chemistry Chemical Physics , 23 , 10251-10256 (2021) [link]
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18*. Highly Oxidized States of Phthalocyaninato Terbium(III) Multiple-Decker Complexes Showing Structural Deformations, Biradical Properties and Decreases in Magnetic Anisotropy

Yoji Horii, Marko Damjanović, M. R. Ajayakumar, Keiichi Katoh, Yasutaka Kitagawa, Liviu Chibotaru, Liviu Ungur, Marta Mas‐Torrent, Wolfgang Wernsdorfer, Brian K. Breedlove, Markus Enders, Jaume Veciana, Masahiro Yamashita

Chemistry – A European Journal , 26 , 8621-8630 (2020) [link]
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17*. Coexistence of Spin–Lattice Relaxation and Phonon-Bottleneck Processes in Gdᴵᴵᴵ–Phthalocyaninato Triple-Decker Complexes under Highly Diluted Conditions

Yoji Horii, Keiichi Katoh, Yuji Miyazaki, Marko Damjanović, Tetsu Sato, Liviu Ungur, Liviu F. Chibotaru, Brian K. Breedlove, Motohiro Nakano, Wolfgang Wernsdorfer, Masahiro Yamashita

Chemistry – A European Journal , 26 , 8076-8082 (2020) [link]
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16*. Solid-State Spin Equilibrium of Ni(cyclam)₂ Complex: Magnetostructural Correlations in Two Polymorphs

Yoji Horii, Yuki Kanegae, Kiyonori Takahashi, Akira Fuyuhiro, Mariko Noguchi, Hal Suzuki, Motohiro Nakano

Inorganic Chemistry , 59 , 5418-5423 (2020) [link]
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15. Cocrystals of Li⁺ encapsulated fullerenes and Tbᴵᴵᴵ double-decker single molecule magnet in a quasi-kagome lattice

Hikaru Iwami, Junfei Xing, Ryo Nakanishi, Yoji Horii, Keiichi Katoh, Brian K. Breedlove, Kazuhiko Kawachi, Yasuhiko Kasama, Eunsang Kwon, Masahiro Yamashita

Chemical Communications , 56 , 12785-12788 (2020) [link]
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14. Simultaneous Spin-Crossover Transition and Conductivity Switching in a Dinuclear Iron(II) Coordination Compound Based on 7,7′,8,8′-Tetracyano-p-quinodimethane

Ryuta Ishikawa, Shuya Ueno, Shoei Nifuku, Yoji Horii, Hiroaki Iguchi, Yuji Miyazaki, Motohiro Nakano, Shinya Hayami, Shohei Kumagai, Keiichi Katoh, Zhao‐Yang Li, Masahiro Yamashita, Satoshi Kawata

Chemistry – A European Journal , 26 , 1278-1285 (2019) [link]
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13. Versatile coordination architectures of products generated by the in situ reaction of a doubly bis(2-pyridyl)pyrazolate bridged dinuclear copper(ii) complex with tetracyanoethylene

Ryuta Ishikawa, Shunya Ueno, Yumi Hamatake, Yoji Horii, Yuji Miyazaki, Motohiro Nakano, Takeshi Noda, Mikoto Uematsu, Satoshi Kawata

CrystEngComm , 21 , 1886-1894 (2019) [link]
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12*. Detailed Analysis of the Crystal Structures and Magnetic Properties of a Dysprosium(III) Phthalocyaninato Sextuple-Decker Complex: Weak f–f Interactions Suppress Magnetic Relaxation

Yoji Horii, Keiichi Katoh, Kunihisa Sugimoto, Ryo Nakanishi, Brian K. Breedlove, Masahiro Yamashita

Chemistry – A European Journal , 25 , 3098-3104 (2019) [link]
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11*. Supramolecular Approach for Enhancing Single-Molecule Magnet Properties of Terbium(III)-Phthalocyaninato Double-Decker Complexes with Crown Moieties

Yoji Horii, Shuhei Kishiue, Marko Damjanović, Keiichi Katoh, Brian K. Breedlove, Markus Enders, Masahiro Yamashita

Chemistry - A European Journal , 24 , 4320-4327 (2018) [link]
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10*. Changing Single-Molecule Magnet Properties of a Windmill-Like Distorted Terbium(III) α-Butoxy-Substituted Phthalocyaninato Double-Decker Complex by Protonation/Deprotonation

Yoji Horii, Yusuke Horie, Keiichi Katoh, Brian K. Breedlove, Masahiro Yamashita

Inorganic Chemistry , 57 , 565-574 (2018) [link]
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9. Metal-Organic Framework of Lanthanoid Dinuclear Clusters Undergoes Slow Magnetic Relaxation

Hikaru Iwami, Ryo Nakanishi, Yoji Horii, Keiichi Katoh, Brian Breedlove, Masahiro Yamashita

Materials , 10 , 81-81 (2017) [link]
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8*. Elongation of magnetic relaxation times in a single-molecule magnet through intermetallic interactions: a clamshell-type dinuclear terbiumᴵᴵᴵ-phthalocyaninato quadruple-decker complex

Yoji Horii, Keiichi Katoh, Brian K. Breedlove, Masahiro Yamashita

Chemical Communications , 53 , 8561-8564 (2016) [link]
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7*. Weak Dyᴵᴵᴵ–Dyᴵᴵᴵ Interactions in Dyᴵᴵᴵ–Phthalocyaninato Multiple-Decker Single-Molecule Magnets Effectively Suppress Magnetic Relaxation

Yoji Horii, Keiichi Katoh, Goulven Cosquer, Brian K. Breedlove, Masahiro Yamashita

Inorganic Chemistry , 55 , 11782-11790 (2016) [link]
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6. How Ions Arrange in Solution: Detailed Insight from NMR Spectroscopy of Paramagnetic Ion Pairs

Marko Damjanović, Takaumi Morita, Yoji Horii, Keiichi Katoh, Masahiro Yamashita, Markus Enders

ChemPhysChem , 17 , 3423-3429 (2016) [link]
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5. Field-Induced Single-Ion Magnetism Based on Spin-Phonon Relaxation in a Distorted Octahedral High-Spin Cobalt(II) Complex

Ryuta Ishikawa, Yoji Horii, Ryo Nakanishi, Shunya Ueno, Brian K. Breedlove, Masahiro Yamashita, Satoshi Kawata

European Journal of Inorganic Chemistry , 2016 , 3233-3239 (2016) [link]
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4. α-Substituted Bis(octabutoxyphthalocyaninato)Terbium(III) Double-Decker Complexes: Preparation and Study of Protonation by NMR and DFT

Marko Damjanović, Yusuke Horie, Takaumi Morita, Yoji Horii, Keiichi Katoh, Masahiro Yamashita, Markus Enders

Inorganic Chemistry , 54 , 11986-11992 (2015) [link]
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3*. Effects of f–f Interactions on the Single-Molecule Magnet Properties of Terbium(III)–Phthalocyaninato Quintuple-Decker Complexes

Yoji Horii, Keiichi Katoh, Nobuhiro Yasuda, Brian K. Breedlove, Masahiro Yamashita

Inorganic Chemistry , 54 , 3297-3305 (2015) [link]
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2. Effect of f–f interactions on quantum tunnelling of the magnetization: mono- and dinuclear Dy(iii) phthalocyaninato triple-decker single-molecule magnets with the same octacoordination environment

Keiichi Katoh, Rina Asano, Akira Miura, Yoji Horii, Takaumi Morita, Brian K. Breedlove, Masahiro Yamashita

Dalton Transactions , 43 , 7716-7716 (2014) [link]
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1. Multiple-decker phthalocyaninato dinuclear lanthanoid(iii) single-molecule magnets with dual-magnetic relaxation processes

Keiichi Katoh, Yoji Horii, Nobuhiro Yasuda, Wolfgang Wernsdorfer, Koshiro Toriumi, Brian K. Breedlove, Masahiro Yamashita

Dalton Transactions , 41 , 13582-13582 (2012) [link]
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