論文

• N. Watanabe, K. Miyazaki, M. Toyoda, K. Takeyasu, N. Tsujii, H. Kusaka, A. Yamamoto, S. Saito, M. Miyakawa, T. Taniguchi, T. Aizawa, T. Mori, M. Miyauchi, T. Kondo. Rhombohedral boron monosulfide as a p-type semiconductor, Molecules, Vol. 28, p. 1896, Feb. 2023.
• Y. Yang, M. Toyoda, A. Yamaguchi, Y. Cho, A. N. E. Aisnada, H. Abe, S. Ueda, S. Okunaka, S. Saito, M. Liu, H. Tokudome*, M. Miyauchi. Bandgap widening through doping for improving the photocatalytic oxidation ability of narrow-gap semiconductors, Phys. Chem. Chem. Phys., Vol. 25, p. 255, Jan. 2023.
• C.M. J. Chan, M. Toyoda, S. Saito. A new transferable tight-binding model for boron and its application to amorphous boron, Journal of Non-Crystalline Solids, Vol. 590, 121670, Aug. 2022.
• H. Kusaka, R. Ishibiki, M. Toyoda, T. Fujita, T. Tokunaga, A. Yamamoto, M. Miyakawa, K. Matsushita, K. Miyazaki, L. Li, S.L. Shinde, M.S.L. Lima, T. Sakurai, E. Nishibori, T. Masuda, K. Horiba, K. Watanabe, S. Saito, M. Miyauchi, T. Taniguchi, H. Hosono, T. Kondo. Crystalline boron monosulfide nanosheets with tunable bandgaps, Journal of Materials Chemistry A, Vol. 9, p. 24631-24640, Oct. 2021.
• R. Kita, M. Toyoda, S. Saito. Relative stabilities of Si polytypes under biaxial stress: A first-principles study, Physical Review Materials, Vol. 5, 063402, May 2021.
• S. Oshima, M. Toyoda, S. Saito. Geometrical and electronic properties of unstrained and strained transition metal dichalcogenide nanotubes, Physical Review Materials, Vol. P4, 026004, Feb. 2020.
• Y. Bando, M. Toyoda, S. Saito. Phonon Modes in Isotopic Diamond Superlattice, Journal of the Physical Society of Japan, Vol. 88, 034603, Mar. 2019.
• Kimura, K., Babkevich, P., Sera, M., Masayuki Toyoda, Yamauchi, K., Tucker, G.S., Martius, J., Fennell, T., Manuel, P., Khalyavin, D.D., Johnson, R.D., Nakano, T., Nozue, Y., Rønnow, H.M., Kimura, T.. Magnetodielectric detection of magnetic quadrupole order in Ba(TiO)Cu4(PO4)4 with Cu4O12 square cupolas, Nature Communications, Vol. 7, 2016.
• Masayuki Toyoda, Takashi Saito, Kunihiko Yamauchi, Yuichi Shimakawa, Tamio Oguchi. Superexchange interaction in the A-site ordered perovskite YMn3Al4O12, Physical Review B, Vol. 92, July 2015.
• Keisuke Isoyama, Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Ab initio study on pressure-induced phase transition in LaCu3Fe4O12, Journal of the Physical Society of Japan, Vol. 84, No. 3, pp. 034709, Feb. 2015.
• Takashi Saito, Masayuki Toyoda, C. Ritter, S. Zhang, Tamio Oguchi, J. P. Attfield, Yuichi Shimakawa. Symmetry-breaking 60 degree-spin order in the A-site-ordered perovskite LaMn3V4O12, Physical Review B, Vol. 90, Dec. 2014.
• Hitoshi Fujii, Masayuki Toyoda, Hiroyoshi Momida, Masaichiro Mizumaki, Shigeru Kimura, Tamio Oguchi. Ab initio study of electronic, magnetic, and spectroscopic properties in A- and B-site-ordered perovskite CaCu3Fe2Sb2O12, Physical Review B, Vol. 90, July 2014.
• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Ab initio study of magnetic coupling in CaCu3B4O12 (B=Ti, Ge, Zr, and Sn), Physical Review B, Vol. 87, June 2013.
• Taisuke Ozaki, Masayuki Toyoda. Accurate finite element method for atomic calculations based on density functional theory and Hartree-Fock method, Computer Physics Communications, Vol. 182, pp. 1245-1252, Mar. 2011.
• Masayuki Toyoda, Taisuke Ozaki. Exchange functional by a range-separated exchange hole, Physical Review A, Vol. 83, Mar. 2011.
• Masayuki Toyoda, Taisuke Ozaki. LIBERI: Library for Numerical Evaluation of Electron Repulsion Integrals, Computer Physics Communications, Vol. 181, pp. 1455-1463, Apr. 2010.
• Masayuki Toyoda, Taisuke Ozaki. Fast spherical Bessel transform via fast Fourier transform and recurrence formula, Computer Physics Communications, Vol. 181, pp. 277-282, Sept. 2009.
• Masayuki Toyoda, Taisuke Ozaki. Numerical Evaluation of Electron Repulsion Intergrals for Pseudoatomic Orbitals and Their Drivatives, Journal of Chemical Physics, Vol. 130, Mar. 2009.

国際会議発表 (査読有り)

• Reo Kita, Masayuki Toyoda, Masahiro Sakurai, Susumu Saito. Polytypes of sp3 elements, 11th A3 Symposium on Emerging Materials, Dec. 2021.
• Yuta Taguchi, Masayuki Toyoda, Susumu Saito. Band Engineering and Quantum Well Formation in Semiconducting Defective Graphene Multilayers—A First-Principles Study, The 2021 Materials Research Society Fall Meeting 米国・ボストン（オンライン）, Dec. 2021.
• Yue Yang, Akira Yamaguchi, Yohei Cho, An Niza El Aisada, Sayuri Okunaka, Masayuki Toyoda, Susumu Saito, Hiromasa Tokudome, Masahiro Miyauchi. Bandgap widening through orbital dilution strategy for improving photocatalytic oxidation ability, 1st Uzbekistan-Japan International Symposium on Green Chemistry and Sustainable Development, Uzbek-Japan Innovation Center of Youth, Tashkent, Uzbekistan ウズベキスタン (オンライン, Nov. 2021.
• Shuntaro Oshima, Masayuki Toyoda, Susumu Saito. Geometries and Electronic Properties of Transition Metal Dichalcogenide Nanotubes, MATERIALS RESEARCH MEETING 2019, Dec. 2019.
• Susumu Saito, Masafumi Yamanashi, Yoshitaka Fujimoto, Shuntaro Oshima, Masayuki Toyoda. Strain and Curvature Engineering of Geometries and Electronic Properties of Nanotubes and Atomic-Layer Materials, CCTN18: 13th International Symposium on Computationa Challenges and Tools for Nanotubes, July 2018.
• Susumu Saito, Masayuki Toyoda. Plasticity of Carbon Nanotubes under a Combined Axial and Torsional Stress, APS March Meeting 2018, Mar. 2018.
• 大島 駿太郎, 豊田 雅之, 齋藤 晋. MoSSeヘテロカルコゲンナノチューブの安定性と電子物性, 第53回 フラーレン・ナノチューブ・グラフェン総合シンポジウム, Sept. 2017.
• Yuki Bando, Masayuki Toyoda, Susumu Saito. Electron-Phonon Interactions in Isotopic Diamond Superlattice, American Physical Society March Meeting 2017, Mar. 2017.
• Susumu Saito, Masayuki Toyoda, Yoshitaka Fujimoto. Doping and interlayer interaction in h-BN monolayer and bilayer sheets and BN nanotubes, 7th A3 Symposium on Emerging Materials: Nanomaterials for Electronics, Energy and Environment, Oct. 2016.
• Shuntaro Oshima, Masayuki Toyoda, Susumu Saito. Geometries and electronic properties of MoS2 nanotube, he 51st Fullerenes-Nanotubes-Graphene General Symposium, Sept. 2016.
• Masayuki Toyoda, Hisazumi Akai, Kazunori Sato, Hiroshi Katayama-Yoshida. Curie Temperature of GaMnN and GaMnAs from LDA-SIC electronic structure calculations, 4th International Conference on Physics and Applications of Spin-related Phenomena in Semiconductors, Physica Status Solidi C, Vol. 3, pp. 4155-4159, Jan. 2007.
• Masayuki Toyoda, Hisazumi Akai, Kazunori Sato, Hiroshi Katayama-Yoshida. Electronic Structure of (Zn,V)O and (Zn,Co)O in the self-interaction-corrected calculations, The 23rd International Conference on Defects in Semiconductors, Physica B: Condensed Matter, Vol. 376-377, pp. 647-650, Jan. 2006.

国内会議発表 (査読有り)

• YANGYue, 豊田雅之, 山口晃, 張葉平, AISNADAAn Niza El, 奥中さゆり, 齋藤晋, 徳留弘優, 宮内雅浩. 光触媒酸化力を向上のためのドーピング誘起バンドワイドニング, 第26回光触媒シンポジウム, Mar. 2022.
• 日下 陽貴, 石引 涼太, 豊田 雅之, 藤田 武志, 徳永 智春, 山本 明保, 宮川 幹司, K. Matsushita, 宮崎 桂輔, L. Li1, S. S. Laxman, 櫻井 元貴, 西堀 英治, 増田 宗人, 堀場 弘司, 渡邊 賢司, 齋藤 晋, 宮内 雅浩, 谷口 尚, 細野秀雄, 近藤 剛弘. 可変バンドギャップを持つ硫化ホウ素ナノシートの生成と評価, 第14回 日本ホウ素・ホウ化物研究会, Feb. 2022.
• Haruki Kusaka, Ryota Ishibiki, Masayuki Toyoda, Takeshi Fujita, Tomoharu Tokunaga, Akiyasu Yamamoto, Masashi Miyakawa, Kyosuke Matsushita, Keisuke Miyazaki, Linghui Li, Satish Laxman Shinde, Takeaki Sakurai, Eiji Nishibori, Takuya Masuda, Koji Horiba, Kenji Watanabe, Susumu Saito, Masahiro Miyauchi, Takashi Taniguchi, Hideo Hosono, Takahiro Kondo. Crystalline boron monosulfide nanosheets with tunable bandgaps, MRM2021 Materials Research Meeting, Dec. 2021.
• 齋藤晋, "一ノ倉聖, 豊田雅之, 橋⽖瑞葵, 堀井健太郎, 出⽥真一 郎, 田中清尚, 清水亮太, 一杉太郎, 平原徹". Liインターカレートした単層および多層グラフェンにおける質量のあるディ ラックコーン, 日本物理学会2021年秋季⼤会 （オンライン）, Sept. 2021.
• 日下陽貴, 石引涼太, 豊田雅之, 徳永智春, 藤田武志, 山本明保, 宮川仁, 西堀英治, 松下恭介, 増田卓也, 堀場弘司, 宮内雅浩, 齋藤晋, 渡邊賢司, 谷口尚, 細野秀雄, 近藤剛弘. 菱面体硫化ホウ素二次元ナノシートの生成と評価, Nov. 2020.
• 齋藤晋, 橋爪瑞葵, 一ノ倉聖, 豊田雅之, 日下翔太郎, 田中清尚, 清水亮太, 一杉太郎, 平原徹. Li-インターカレーションによる単層グラフェン/SiC(0001)の二層化とフラットバンドの占有, 日本物理学会2020年秋季大会, Sept. 2020.
• 日下 陽貴, 豊田 雅之, 徳永 智春, 藤田 武志, 山本 明保, 宮川 仁, 西堀 英治, 松下 恭介, 増田 卓也, 堀場 弘司, 齋藤 晋, 渡邊 賢司, 谷口 尚, 細野 秀雄, 近藤 剛弘. ホウ素と硫黄を用いた新規二次元物質の合成, 第81回応用物理学会秋季学術講演会, Sept. 2020.
• 齋藤晋, 北 玲男, 豊田 雅之. ホモエピタキシャル成長によるシリコン多形の結晶成長の可能性-自由エネルギーによる評価-, 応用物理学会春季学術講演会, Mar. 2020.
• 齋藤晋, 鳥井遥生, 豊田雅之. 時間依存密度汎関数法によるC60 フラーレンに内包された原子の電子励起研究, 日本物理学会第75回年次大会, Mar. 2020.
• Haruki Torii, Masayuki Toyoda, Susumu Saito, Tomonari Wakabayashi, Yasuyuki Kanai, Noboru Sasao, Motohiko Yoshimura. Electronic Excitations of Atoms Encapsulated in the C60 Fullerene for Radiative Emission of Neutrino Pair, The 12th International Workshop on Fundamental Physics Using Atoms, Jan. 2020.
• Yuki Bando, Masayuki Toyoda, Takashi Koretsune, Susumu Saito. Confinement of Phonons and Electrons in Nanometer-Scale Isotopic Diamond Superlattice, 10th A3 Symposium on Emerging Materials: Nanomaterials for Electronics, Energy, and Environment, Oct. 2019.
• 齋藤晋, 北 玲男, 豊田雅之. 自由エネルギー計算に基づく六方晶Si の結晶多形の研究, 日本物理学会2019年秋季大会, Sept. 2019.
• 齋藤晋, 大島 駿太郎, 豊田 雅之. 遷移金属ダイカルコゲナイドナノチューブの幾何構造と電子物性39, 第57回フラーレン・ナノチューブ・グラフェン総合シンポジウム, Sept. 2019.
• Yuki Bando, Masayuki Toyoda, Takashi Koretsune, Susumu Saito. Evolution of QuantumWells in the Electronic Structure of Isotopic Diamond Superlattice, ATI NanocarbonWorkshop, Aug. 2019.
• 齋藤晋, 大島 駿太郎, 豊田 雅之. 遷移金属ダイカルコゲナドノチューブの構造と電子状態, 第６６回応用物理学会春季学術講演会, Mar. 2019.
• 齋藤晋, 坂東優樹, 豊田雅之, 是常隆. ダイヤモンド同位体超格子における電子格子相互作用と量子井戸形成, 日本物理学会第74回年次大会, Mar. 2019.
• "Haruki Torii, Masayuki Toyoda, Susumu Saito. Electron excitation of an atom encapsulated in C60 fullerene, 第５６回フラーレン・ナノチューブ・グラフェン総合シンポジウム, Mar. 2019.
• Yuki Bando, Masayuki Toyoda, Takashi Koretsune, Susumu Saito. Quantum Wells due to Electron-Phonon Interactions in Isotopically Layered Diamond, The 55th Fullerenes-Nanotubes-Graphene General Symposium, Sept. 2018.
• 山梨雅史, 豊田雅之, 齋藤晋. 単層カーボンナノチューブの選択的塑性変形, 日本物理学会 2018年第73回年次大会, Mar. 2018.
• M. Yamanashi, M. Toyoda, S. Saito. Plasticity of carbon nanotubes under combined axial and torsional stress, The 54th Fullerenes-Nanotubes-Graphene General Symposium, Mar. 2018.
• 菅谷 優輝, 豊田 雅之, 齋藤晋, 若林 知成, 金井 保之, 笹尾 登, 吉村 太彦. 異種原子内包C60のエネルギー論と電子構造, 第54回 フラーレン・ナノチューブ・グラフェン総合シンポジウム, Mar. 2018.
• 若林 知成, 金井 保之, 笹尾 登, 菅谷 優輝, 豊田 雅之, 齋藤 晋, 吉村 太彦. N+およびN2+イオンビーム照射によってC60から生成したN@C60, The 54th Fullerenes-Nanotubes-Graphene General Symposium, Mar. 2018.
• 菅谷優輝, 豊田雅之, 齋藤晋, 若林知成, 金井保之, 笹尾登, 吉村太彦. ニュートリノ質量分光に向けた異種原子内包C60の安定性と電子物性の予測研究, 日本物理学会 2018年第73回年次大会, Mar. 2018.
• T. Wakabayashi, Y. Kanai, N. Sasao, Y. Sugaya, M. Toyoda, S. Saito, M. Yoshimura. N@C60 produced from C60 by irradiation with N+ and N2+ ion beam, Mar. 2018.
• Y. Sugaya, M. Toyoda, S. Saito, T. Wakabayashi, Y. Kanai, N. Sasao, M. Yoshimura. Energetics and Electronic Structure of Endohedral C60 Fullerenes, The 54th Fullerenes-Nanotubes-Graphene General Symposium, Mar. 2018.
• 齋藤晋, 豊田雅之, 劉崢, 飯島澄男. 一次元構造を持つγ-AIOOHの電子状態, 日本物理学会第72回年次大会, Mar. 2017.
• 齋藤晋, 大島駿太郎, 豊田雅之. 遷移金属ダイカルコゲナイド単層ナノチューブの構造と物性, 日本物理学会第72回年次大会, Mar. 2017.
• 齋藤晋, 大島駿太郎, 豊田雅之. 二硫化モリブデンナノチューブの構造と物性, 第5l回フラーレン・ナノチューブ・グラフェン総合シンポジウム, Sept. 2016.
• 齋藤晋, 上野 裕亮, 陳 智明, 豊田 雅之. "フラーレン生成過程とC60の選択的成長機構, 第50回フラーレン・ナノチューブ・グラフェン総合シンポジウム, Feb. 2016.

国際会議発表 (査読なし・不明)

• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Magnetic Exchange Interaction between A'-site transition-metal ions in A-site-ordered perovskites, The 20th International Conference on Magnetism, July 2015.
• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. A-site magnetic ordering in quadruple perovskite oxides, The 18th SNKEN International Symposium & The 13th SANKEN Nanotechnology Symposium, Dec. 2014.
• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Noncollinear magnetic order in quaruple perovskite LaMn3V4O12, APS March Meeting 2014, Mar. 2014.
• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Magnetic coupling in A-site-ordered Perovskite CaCu3B4O12 (B=Ti, Ge, Zr, and Sn), International Workshop of Computational Nano-Materials Design on Green Energy, June 2013.
• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Ab initio study on magnetic coupling in A-site-ordered perovskite CaCu3B4O12 (B=Ti, Ge, Zr, and Sn), APS March Meeting 2013, Mar. 2013.
• Masayuki Toyoda, Taisuke Ozaki. Order-N method for calculation orbital-dependent exchange, The 14th Asian Workshop on First-Principles Electronic Structure Calculations, Nov. 2011.
• Masayuki Toyoda, Taisuke Ozaki. Exchange functional by a range-separated exchange hole, 14th International Density Functional Theory Conference, Sept. 2011.
• Masayuki Toyoda, Taisuke Ozaki. An exchange hole model for Hartree-Fock exchange energy, The 13th Asian Workshop on First-Principles Electronic Structure Calculations, Nov. 2010.
• Masayuki Toyoda, Taisuke Ozaki. New non-local exchange functional with range-separated exchnage hole, Psi-k Conference 2010, Sept. 2010.
• Masayuki Toyoda, Taisuke Ozaki. Hartree-Fock-type Exchange for Psuedo-atomic Orbitals, The 12th Asian Workshop on First-Principles Electronic Structure Calculations, Oct. 2009.
• Masayuki Toyoda, Taisuke Ozaki. Numerical Evaluation of Two-electron Four-Center Integrals for Psuedo-Atomic Orbitals, 13th International Conference on the Applications of Density Functional Theory in Chemistry and Physics, Sept. 2009.
• Masayuki Toyoda, Taisuke Ozaki. Numerical evaluation of four-center integrals for pseudoatomic orbitals, 14th International Workshop on Computational Physics and Materials Science: Total Energy and Force metdhos, Jan. 2009.
• Masayuki Toyoda, Taisuke Ozaki. Implementation of hybrid functional on OpenMX, The 11th Asian Workshop on First-Principles Electronic Structure Calculations, Nov. 2008.

国内会議発表 (査読なし・不明)

• Masayuki Toyoda, Kunihiko Yamauchi, Tamio Oguchi. Magneti Exchange Interaction in Quadruple Perovskite Oxides, Sanken Joint Workshop, Jan. 2016.

その他の論文・著書など

• 豊田雅之, 山内邦彦, 小口多美夫. Ａサイト秩序型ペロフスカイト酸化物の磁性, 固体物理, アグネ技術センター, Vol. 51, No. 7, pp. 389-396, July 2016.

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