論文

• Y. Fujimoto, S. Saito. Detection of Environmentally Toxic Molecules Using Carbon Nanotubes: A First-Principles Theoretical Study, Journal of The Electrochemical Society, Vol. 169, No. 3, 037512, Mar. 2022.
• T. Haga, Y. Matsuura, Y. Fujimoto, S. Saito. Electronic states and modulation doping of hexagonal boron nitride trilayers, Physical Review Materials, Vol. 5, 094003, Sept. 2021.
• Y. Fujimoto, S. Saito. Stacking and curvature-dependent behaviors of electronic transport and molecular adsorptions of graphene: A comparative study of bilayer graphene and carbon nanotube, Applied Surface Science Advances, Vol. 1, 100028, Nov. 2020.
• M. Onodera, M. Isayama, S. Masubuchi, R. Moriya, T. Haga, Y. Fujimoto, S. Saito, T. Machida. Carbon annealed HPHT-hexagonal boron nitride: Exploring defect levels using 2D materials combined through van der Waals interface, Carbon, Vol. 167, No. 15, pp. 785-791, Oct. 2020.
• Y. Fujimoto, S. Saito. Atomic structures and scanning tunneling microscopy of nitrogen-doped carbon nanotubes, IOP Conference Series: Materials Science and Engineering, Vol. 744, 012032, 2020.
• Taishi Haga, Yoshitaka Fujimoto, Susumu Saito. Electronic structure and scanning tunneling microscopy images of heterostructures consisting of graphene and carbon-doped hexagonal boron nitride layers, Physical Review B, 100, 125403, Sept. 2019.
• Taishi Haga, Yoshitaka Fujimoto, Susumu Saito. STM visualization of carbon impurities in sandwich structures consisting of hexagonal boron nitride and graphene, Japanese Journal of Applied Physics, 58, SIIB03, June 2019.
• Y. Fujimoto, S. Saito. Effects of gas adsorption on the stabilities, electronic structures, and scanning tunneling microscopy of graphene monolayers doped with B or N, Japanese Journal of Applied Physics (Spotlight paper), Vol. 58, 015005, 2019.
• Yoshitaka Fujimoto, Susumu Saito. Band engineering and relative stabilities of hexagonal boron nitride bilayers under biaxial strain, Physical Review B, Vol. 94, 085422, Dec. 2016.
• Yoshitaka Fujimoto, Susumu Saito. Energetics and Scanning Tunneling Microscopy Images of B and N Defectsin Graphene Bilayer, Springer Proceedings in Physics, Vol. 186, No. 107, Nov. 2016.
• Yoshitaka Fujimoto, Susumu Saito. Interlayer distances and band-gap tuning of hexagonal boron-nitride bilayers, J. Ceram. Soc. Jpn., Vol. 124, 584, May 2016.
• Yoshitaka Fujimoto, Susumu Saito. Gas adsorption, energetics and electronic properties of boron- and nitrogen-doped bilayer graphenes, Chemical Physics, Vol. 478, No. 55, May 2016.
• Yoshitaka Fujimoto, Susumu Saito. Effects of strain on carbon donors and acceptors in hexagonal boron nitride monolayers, Phys. Rev. B, Vol. 93, 045402, Jan. 2016.
• Yoshitaka Fujimoto, Susumu Saito. Atomic geometries and electronic structures of hexagonal boron-nitride bilayers under strain, Journal of the Ceramic Society of Japan, Vol. 123, pp. 576-578, July 2015.
• Yoshitaka Fujimoto, Susumu Saito. Electronic structures and stabilities of bilayer graphene doped with boron and nitrogen, Surface Science, Vol. 634, Page 57, Apr. 2015.
• Yoshitaka Fujimoto, Takashi Koretsune, Susumu Saito. Electronic structures of hexagonal boron-nitride monolayer: strain-induced effects, J. Ceramic Soc. Japan, Vol. 122, Page 346, May 2014.
• Yoshitaka Fujimoto, Susumu Saito. Hydrogen adsorption and anomalous electronic properties of nitrogen-doped graphene, J. Appl. Phys., Vol. 115, 153701, Apr. 2014.
• Yoshitaka Fujimoto, Oshiyama, A.. Structural stability and scanning tunneling microscopy images of strained Ge films on Si(001), Physical Review B - Condensed Matter and Materials Physics, Vol. 87, No. 7, 2013.
• Y. Fujimoto, S. Saito. Formation, Stabilities, and electronic properties of nitrogen defects in graphene, Phys. Rev. B, Vol. 84, 245446, Dec. 2011.
• Y. Fujimoto, S. Saito. Energetics and electronic structures of pyridine-type defects in nitrogen-doped carbon nanotubes, Physica. E, Vol. 43, pp. 677-680, Jan. 2011.
• Ono, T., Tsukamoto, S., Egami, Y., Yoshitaka Fujimoto. Real-space calculations for electron transport properties of nanostructures, Journal of Physics Condensed Matter, Vol. 23, No. 39, 2011.
• Yoshitaka Fujimoto, Oshiyama, A.. Atomic structures and energetics of 90°dislocation cores in Ge films on Si(001), Physical Review B - Condensed Matter and Materials Physics, Vol. 81, No. 20, 2010.
• Y. Fujimoto, T. Koretsune, S. Saito, T. Miyake, A. Oshiyama. A new crystalline phase of four-fold coordinated silicon and germanium, New Journal of Physics, Vol. 10, Aug. 2008.

著書

• Yoshitaka Fujimoto. First-Principles Computational Design of Graphene for Gas Detection, SMART MATERIALS FOR WASTE WATER APPLICATIONS, SCRIVENER PUBLISHING LLC, pp. 155-177, 2016.
• Yoshitaka Fujimoto. Structure, stabilities, and electronic properties of smart ceramic composites, Sol-gel Based Nanoceramic Materials: Preparation, Properties and Applications, pp. 113-131, 2016.
• Yoshitaka Fujimoto. Formation, stabilities, and electronic properties of nitrogen defects in carbon nanotubes: A density-functional study, Carbon Nanotubes: Synthesis and Properties, pp. 239-254, 2012.

国際会議発表 (査読有り)

• T. Haga, Y. Matsuura, Y. Fujimoto, S. Saito. Modulation doping of hexagonal boron nitride trilayers, 21 American Physical Society March Meeting, Mar. 2021.
• Yoshitaka Fujimoto, Susumu Saito. Molecular adsorption and electronic properties of doped graphene for sensing applications, MATERIALS RESEARCH MEETING 2019, Dec. 2019.
• Susumu Saito, Yoshitaka Fujimoto. Modulation doping in hexagonal BN atomic-layer semiconductor, American Physical Society March Meeting, Mar. 2019.
• Yoshitaka Fujimoto, Yuuto Matsuura, Taishi Haga, Susumu Saito. First-Principles Electronic-Structure Study of Doped Graphene, Doped hexagonal Boron Nitride Layers, and their Heterostructures, 9th A3 Symposium on Emerging Materials: Nanomaterials for Energy and Electronics, Oct. 2018.
• 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.
• S. Saito, T. Haga, Y. Fujimoto. Quantum dots and other nanostructures, APS March Meeting 2018, Mar. 2018.
• Y. Fujimoto, S. Saito. Gas adsorption, stabilities and electronic properties of graphene monolayers and bilayers doped with B and N, APS March Meeting 2018, Mar. 2018.
• Yoshitaka Fujimoto, Susumu Saito. Gas Adsorption Effects on Doped Graphene Monolayers for Sensor Applications: A First-PrinciplesStudy, The 53rd Fullerenes-Nanotubes-Graphene General Symposium, Sept. 2017.
• 齋藤晋, 藤本義隆. CドープBNナノチューブにおける不純物原子間相互作用とバンド構造制御, 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.
• Y. Fujimoto, S. Saito. Gas Adsorption Effects on Graphene Doped with B and N Atoms: A First-Principles Study, The Tenth International Conference on the Science and Technology for Advanced Ceramics (STAC-10), Aug. 2017.
• Susumu Saito, Yoshitaka Fujimoto. Doping and Electronic Properties of Boron-Nitride Nanotube, 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.
• Susumu Saito, Yoshitaka Fujimoto. Doping and interlayer interaction in h-BN monolayer and bilayer sheets, 17th International Conference on the Science and Applications of Nanotubes and low-dimensional materials, Aug. 2016.
• Susumu Saito, Yoshitaka Fujimoto. Vibrational properties of isotopically controlled carbon nanotubes, 11th International Symposium on Computational Challenges and Tools for Nanotubes, Aug. 2016.
• Susumu Saito, Yoshitaka Fujimoto. Doping, strain engineering, and interlayer interaction in bilayer hexagonal boron nitride sheets, APS March Meeting 2016, Mar. 2016.
• Yoshitaka Fujimoto, Susumu Saito. Stabilities and electronic structures ofbilayer graphene doped with B and N atoms: A first-principles study, The 2015 International Chemical Congress of Pacific Basin Societies, Dec. 2015.
• Yoshitaka Fujimoto, Yuki Sakai, Susumu Saito. Materials Design and Electronic Properties of B, C, and N-Based Materials, The 9th International Conference on the Science and Technology for Advanced Ceramics, Oct. 2015.
• Yoshitaka Fujimoto, Susumu Saito. Energetics and electronic structures of substitutional B and N defects in bilayer graphene, The Sixteenth International Conference on the Science and Applications of Nanotubes, June 2015.
• S. Saito, Y. Fujimoto, T. Koretsune. Doping, adsorption, and polarity of atomic-layer materials: A predictive theory from systematic first-principles study, APS March Meeting 2015, Mar. 2015.
• Yoshitaka Fujimoto, Susumu Saito. Adsorption of Molecules on Nitrogen-Doped Graphene: A First-Principles Study, International Symposium Nanoscience and Quantum Physics 2012, JPS Conf. Proc., Vol. 4, 012002, Jan. 2015.
• S. Saito, Y. Fujimoto, T. Koretsune. Electronic Properties of Hexagonal Boron-Nitride Monolayer and Bilayer Sheets, 2014 MRS Fall Meeting, Nov. 2014.
• Y.Fujimoto, T. Koretsune, Y. Sakai, S. Saito. Electronic and geometrical properties of graphene- and hexagonal boron-nitriede-based atomic-layer materials, 5th A3 symposium on emerging materials, Oct. 2014.
• Yoshitaka Fujimoto, Takashi Koretsune, Susumu Saito. Electronic Structures of Carbon-Doped Hexagonal Boron Nitride Sheet: A Density-Functional Study, 12th Asia Pacific Physics Conference, JPS Conf. Proc., Vol. 1, 012066, Mar. 2014.
• Y. Fujimoto, S. Saito. Structure and stability of hydrogen atom adsorbed on nitrogen-doped carbon nanotubes, International Symposium "Nanoscience and Quantum Physics 2011, J. Phys: Conf. Ser., Vol. 302, 012006, July 2011.
• Yoshitaka Fujimoto, Oshiyama, A.. Formation and stability of 90 degree dislocation cores in Ge films on Si(001), AIP Conference Proceedings, Vol. 1399, pp. 185-186, 2011.

国内会議発表 (査読有り)

• Yoshitaka Fujimoto, Susumu Saito. Curvature effects of graphene and carbon nanotube on molecular adsorption and quantum transport, MRM2021 Materials Research Meeting, Dec. 2021.
• Riku Kawamura, Ryota Ishibiki, Yoshitaka Fujimoto, Taiga Goto, Shin-ichi Ito, Takeshi Fujita, Tomoharu Tokunaga, Masahiro Miyauchi, Soshi Iimura, Akiyasu Yamamoto, Daiki Umeyama, Satoshi Tominaka, Susumu Saito, Hideo Hosono, Takahiro Kondo. Substitutional doping from boron to carbon in hydrogen boride sheets, MRM2021 Materials Research Meeting 横浜(オンライン), Dec. 2021.
• Riku Kawamura, Ryota Ishibiki, Yoshitaka Fujimoto, Taiga Goto, Shin-ichi Ito, Takeshi Fujita, Tomoharu Tokunaga, Masahiro Miyauchi, Soshi Iimura, Akiyasu Yamamoto, Daiki Umeyama, Satoshi Tominaka, Susumu Saito, Hideo Hosono, Takahiro Kondo. Substitutional doping from boron to carbon in hydrogen boride sheets, The 9th International Symposium on Surface Science ~Toward Sustainable Development~ 高松（オンライン）, Nov. 2021.
• 齋藤晋, 川村陸, 藤本義隆, 石引涼太, 後藤大河, 伊藤伸一, 藤田武志, 徳永智春, 宮内雅浩, 飯村壮史, 山本明保, 細野秀雄, 近藤剛弘. 炭素をドープしたホウ化水素シートの合成と評価, 第14回 物性科学領域横断研究会 (領域合同研究会), Dec. 2020.
• 齋藤晋, 川村陸, 藤本義隆, 石引涼太, 後藤大河, 伊藤伸一, 藤田武志, 徳永智春, 宮内雅浩, 飯村壮史, 山本明保, 細野秀雄, 近藤剛弘. 炭素をドープしたホウ化水素シートの合成と評価, 2020年日本表面真空学会学術講演会, Nov. 2020.
• Taishi Haga, Yoshitaka Fujimoto, Susumu Saito. First-principles electronic-structure study of stabilities and electronic properties of trilayer h-BN, 第58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. 2020.
• 齋藤晋, 川村 陸, 藤本 義隆, 石引 涼太, 後藤 大河, 徳永 智春, 宮内 雅浩, 山本 明保, 細野 秀雄, 近藤 剛弘. 炭素ドープホウ化水素シートの合成と評価, 講演会, Mar. 2020.
• Hiroki Yamashita, Taishi Haga, Yoshitaka Fujimoto, Susumu Saito. New Method for First-principles Electronic-structure Study of Impurity Induced States and its Application to Diamond and Cubic BN, MATERIALS RESEARCH MEETING 2019, Dec. 2019.
• 齋藤晋, 芳賀太史, 藤本義隆. h-BN膜におけるドナーとアクセプターのイオン化エネルギーの高精度推定, 第３３回ダイヤモンドシンポジウムプログラム, Nov. 2019.
• 齋藤晋, 山下寛樹, 芳賀太史, 藤本義隆. 密度汎関数理論に基づく不純物状態の新たな高精度計算手法とダイヤモンドおよび立方晶窒化ホウ素に対する応用, 第３３回ダイヤモンドシンポジウムプログラム, Nov. 2019.
• 齋藤晋, 芳賀 太史, 松浦 雄⽃, 藤本 義隆. 複数層h-BN原⼦膜における電⼦構造と不純物状態, 日本物理学会2019年秋季大会, Sept. 2019.
• Yoshitaka Fujimoto, Susumu Saito. Molecular adsorption and electronic properties of doped graphene, STAC11, July 2019.
• 齋藤晋, 山下 寛樹, 芳賀 太史, 藤本 義隆. 第一原理電子構造研究による立方晶窒化ホウ素とダイヤモンドの不純物状態の予測, 第６６回応用物理学会春季学術講演会, Mar. 2019.
• Taishi Haga, Yoshitaka Fujimoto, Susumu Saito. STM images of graphene/C-doped h-BN heterostructures from first-principles electronic-structure calculations, 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.
• 齋藤晋, 藤本義隆, 山下寛樹, 芳賀太史. 半導体中の不純物状態の新たな定量的予測方法, 日本物理学会第74回年次大会, Mar. 2019.
• 齋藤晋, 山下寛樹, 芳賀太史, 藤本義隆. "第一原理電子構造研究による立方晶窒化ホウ素とダイヤモンドの不純物 状態の解明, 32回 ダイヤモンドシンポジウムプログラム, Nov. 2018.
• T. Haga, Y. Fujimoto, S. Saito. STM visualization of carbon impurities in h-BN substrate by graphene, ACSIN-14 & ICSPM26, Oct. 2018.
• Taishi Haga, Yoshitaka Fujimoto, Susumu Saito. Effects of carbon impurity-induced states in h-BN substrate on the electronic properties of graphene, 9th A3 Symposium on Emerging Materials: Nanomaterials for Energy and Electronics, Oct. 2018.
• 齋藤晋, 松浦雄斗, 藤本義隆. 炭素原子がドープされた三層系h-BNの電子状態, 日本物理学会 2018年秋季大会, Sept. 2018.
• 藤本義隆, 齋藤晋. 不純物ドープグラフェンへの分子吸着と電子伝導, 日本物理学会2018年秋季大会, Sept. 2018.
• 齋藤晋, 芳賀太史, 藤本義隆. ドナーとアクセプターが共存する複数ドープBN膜の電子物性, 日本物理学会 2018年秋季大会, Sept. 2018.
• 藤本義隆, 齋藤晋. ドープされたグラフェンへの環境汚染ガス吸着, 日本物理学会 2017年秋季大会, Sept. 2017.
• 芳賀 太史, 藤本 義隆, 齋藤 晋. Cドープされたh-BN膜とグラフェンからなる複合原子膜の電子物性, 日本物理学会 2017年秋季大会, Sept. 2017.
• 松浦雄斗, 藤本義隆, 齋藤晋. 三層系h-BN膜の安定積層構造と電子状態, 日本物理学会 2017年秋季大会, Sept. 2017.
• 齋藤晋, 藤本義隆, 芳賀太史. CドープされたBNナノチューブの電子構造と不純物状態, 日本物理学会 2017年秋季大会, Sept. 2017.
• Susumu Saito, Yoshitaka Fujimoto. Energetics and electronic structures of substitutional B and N defects in bilayer graphene, Springer Proceedings in Physics book series (SPPHY, volume 186), 186, Nov. 2016.
• 齋藤晋, 藤本義隆. 窒化ホウ素二層原子膜の歪み印加効果, 日本物理学会2016年秋季大会, Sept. 2016.
• 齋藤晋, 藤本義隆. BNナノチューブへの不純物ドーピング, 日本物理学会2016年秋季大会, Sept. 2016.
• 齋藤晋, 藤本義隆. h-BN原子層の歪み誘発効果, 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, 藤本義隆. BNナノチューブへの不純物ドープ, 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.
• Susumu Saito, Yoshitaka Fujimoto. Doping and interlayer interaction in h-BN sheets and nanotubes, （公財）新世代研究所平成28年度第一回ナノカーボン研究会, July 2016.
• 齋藤晋, 藤本 義隆. BおよびNドープされた２層グラフェンの電子物性, 第49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. 2015.
• 齋藤晋, 藤本義隆, 是常隆. グラフェン、カーボンナノチューブおよび六方晶窒化ホウ素原子膜におけるドーピングと極性, 日本物理学会 第70回年次大会, Mar. 2015.
• 齋藤晋, 藤本義隆. 不純物ドープされた二層グラフェンの安定性と電子構造, 日本物理学会 第70回年次大会, Mar. 2015.
• S. Saito, T. Koretsune, Y. Fujimoto. Electronic properties and polarities of atomic-layer materials: Doped graphene, hexagonal BN layers, and carbon naotubes, "The 48th Fullerenes-Nanotubes-Graphene General Symposium, Feb. 2015.
• Y. Fujimoto, S. Saito. Doping and Interlayer Interaction in Bilayer h-BN and Graphene, ATI 平成26年度第2回ナノカーボン研究会, Nov. 2014.
• 藤本 義隆, 是常 隆, 酒井 佑規, 齋藤 晋. "グラフェンおよび六方晶窒化ホウ素原子膜からなる系の幾何構造と電子物性, 物性研究所計算物質科学研究センター 第4回シンポジウム・物性研スーパーコンピュータ共同利用報告会, Nov. 2014.
• Y. Fujimoto, S. Saito. Electronic Structures of Carbon Flakes in Hexagonal Boron-Nitride Layers, The 47th Fullerenes-Nanotubes-Graphene General Symposium, Sept. 2014.
• Y. Fujimoto, T. Koretsune, S. Saito. Electronic Structures of Hexagonal Boron-Nitride Bilayer Sheetsd, "The Eighth International Conference on the Science and Technology for Advanced Ceramics, June 2014.
• 齋藤晋, 藤本義隆, 是常隆. 第一原理計算による2層窒化ホウ素膜の電子状態研究, 日本物理学会 第69回年次大会, Mar. 2014.
• Y. Fujimoto, T. Koretsune, S. Saito. Stabilities and Electronic Structures of Hexagonal Boron-Nitride Bilayers, 第46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. 2014.

その他の論文・著書など

• Yoshitaka Fujimoto. First-principles theoretical investigation of graphene layers for sensor applications: A review, Nanomaterials and Nanotechnology, Vol. 7, 2017.
• Yoshitaka Fujimoto. Formation and Physical Properties of h-BN Atomic Layers: A First-Principles Density-Functional Study, Advances in Materials Science and Engineering, Vol. 2017, 2017.
• Yoshitaka Fujimoto. Formation, energetics, and electronic properties of graphene monolayer and bilayer doped with heteroatoms, Advances in Condensed Matter Physics, Vol. 2015, 2015.

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