論文

• Mitsumasa Nakajima, Takao Shimizu, Hiroshi Nakaki, Tomoaki Yamada, Ayumi Wada, Takaaki Nakashima, Yoshitaka Ehara, Hiroshi Funakubo. Large electromechanical responses driven by electrically induced dense ferroelastic domains:beyond morphotropic phase boundary, ACS Appl. Electron. Mater. 2020, vol. 2, pp. 1908−1916, June 2020.
• Mitsumasa Nakajima, Ayumi Wada, Tomoaki Yamada, Yoshitaka Ehara, Takeshi Kobayashi, Hiroshi Funakubo. Impact of pulse poling on static and dynamic ferroelastic-domain contributions in tetragonal Pb(Ti, Zr)O3 films determined by in-situ x–ray diffraction analysis, J. Appl. Phys., Vol. 116, pp. 194102-1-7, 2014.
• Mitsumasa Nakajima, Rikyu Ikariyama, P. S. Sankara Rama Krishnan, Tomoaki Yamada, Hiroshi Funakubo. Dielectric Tunability Analysis of Pyrochlore Bi1.5Zn1.0Nb1.5O7 Using Epitaxial Films on Pyrochlore Bi2Ru2O7 Conductive Layers, Appl. Phys. Lett., Vol. 104, pp. 022908-1-1-4, 2014.
• Mitsumasa Nakajima, Tomoaki Yamada, Shingo Okaura, Hiroshi Funakubo. Strain Stable Nonlinear Dielectric Responses in Pyrochlore Bismuth Zinc Niobate Thin Films, Jpn. J. Appl. Phys., Vol. 52, pp. 09KA13-1-5, 2013.
• Ayumi Wada, Yoshitaka Ehara, Shintaro Yasui, Takahiro Oikawa, Mitsumasa Nakajima, Megu Wada, P. S. Sankara Rama Krishnan, Soichiro Okamura, Ken Nishida, Takashi Yamamoto, Takeshi Kobayashi, Hitoshi Morioka, Hiroshi Funakubo. Crystal Structure Change with Applied Electric Field for (100)/(001)-oriented Polycrystalline Lead Zirconate Titanate Films, Mater. Res. Soc. Symp. Proc., Vol. 1507, 2013.
• Mitsumas Nakajima, Tomoaki Yamada, Shingo Okaura, Hiroshi Funakubo. Effects of A-Site Occupancy of Bismuth Ions on the Dielectric Tunable Properties of Pyrochlore Bismuth Zinc Niobate Films, Jpn. J. App. Phys., Vol. 51, pp. 09LA10-1-3, 2012.
• Yoshitaka Ehara, Satoru Utsugi, Mitsumasa Nakajima, Mohamed Tahar Chentir, Tomoaki Yamada, Takashi Iijima, Ken Nishida, Takashi Yamamoto, Hiroshi Funakubo. Non-contact prove method of ferroelectric property estimation of PbTiO3 based films for micro electro mechanical systems, J. Mater. Res., Vol. 27, No. 11, pp. 1430-1435, 2012.
• Shintaro Yasui, Yoshitaka Ehara, Satoru Utsugi, Mitsumasa Nakajima, HiroshiFunakubo, Alexei Gruverman. Complex Domain Structure in Relaxed PbTiO3 Thick Films Grown on (100)cSrRuO3//(100)SrTiO3 Substrates., J. Appl. Phys., Vol. 112, pp. 052001-1-5, 2012.
• M. Ishikawa, H. Einishi, M. Nakajima, T. Hasegawa, T. Morita, Y. Saijo, M. Kurosawa, H. Funakubo. Effect of Deposition Time on Film Thickness and Their Properties for Hydrothermally-Grown Epitaxial KNbO3 Thick Films, Jpn. J. Appl. Phys., vol. 49, no. 7, pp. 07HF01-1-07HF01-4, Oct. 2010.
• Hiroshi Nakaki, Satoru Utsugi, Takashi Fujisawa, Mitsumasa Nakajima, Yoshitaka Ehara, Tomoaki Yamada, Hitoshi Morioka, Toshihiro Ifuku, Hiroshi Funakubo. Determination Factors of Strain-relaxed Complex Domain Structure Observed in Thick Epitaxial Pb(Zr, Ti)O3 Films, Mater. Res. Soc. Symp. Proc., Vol. 1199, pp. 1199-F08-08, 2010.
• Mitsumasa Nakajima, Takashi Fujisawa, Ken Nishida, Takashi Yamamoto, Minoru Osada, Hiroshi Naganuma, Soichiro Okamura, Hiroshi Funakubo. Polarized Raman study for epitaxial PZT thick film with the mixture orientation of (100)/(001), Key Engineering Materials, Vol. 421-422, pp. 99-102, 2010.
• Mitsumasa Nakajima, Hiroshi Nakaki, Yoshitaka Ehara, Tomoaki Yamada, Ken Nishida, Takashi Yamamoto, Minoru Osada, Hiroshi Funakubo. In-situ Raman spectroscopy for characterization of the domain contributions to electrical and piezoelectric responses in Pb(Zr, Ti)O3 films, Appl. Phys. Lett., Vol. 97, pp. 181907-1-3, 2010.
• Mitsumasa Nakajima, Takashi Fujisawa, Yoshitaka Ehara, Tomoaki Yamada, Hiroshi Funakubo, Hiroshi Naganuma, Soichiro Okamura, Ken Nishida, Takashi Yamamoto, Minoru Osada. Single crystal-like selection rules for unipolar-axis oriented tetragonal Pb(Zr,Ti) O3 thick epitaxial films, Appl. Phys. Lett., Vol. 97, pp. 189901-1, 2010.
• Shintaro Yasui, Mitsumasa Nakajima, Hiroshi Naganuma, Soichiro Okamura, Ken Nishida, Takashi Yamamoto, Takashi Iijima, Masaki Azuma, Hitoshi Morioka, Keisuke Saito, Mutsuo Ishikawa, Tomoaki Yamada, Hiroshi Funakubo. Composition control and thickness dependence of {100}-oriented epitaxial BiCoO3-BiFeO3 films grown by metalorganic chemical vapor deposition, J.Appl.Phys., Vol. 105, pp. 061620-1-5, 2009.
• Shintaro Yasui, OSAMI SAKATA, Mitsumasa Nakajima, Satoru Utsugi, Keisuke Yazawa, Tomoaki Yamada, HIROSHI FUNAKUBO. Piezoelectric Properties of {100}-oriented Epitaxial BiCoO3–BiFeO3 Films Measured using Synchrotron X-ray Diffraction, Jpn. J. Appl.Phys., Vol. 48, pp. 09KD06-1-4, 2009.
• Tetsu Miyoshi, Mitsumasa Nakajima, Hiroshi Funakubo. Effects of Substrate Clamping on Electrical Properties of Polycrystalline Piezoelectric Films, Jpn. J.Appl. Phys., Vol. 48, pp. 09KD09-1-6, 2009.
• Takashi Fujisawa, Hiroshi Nakaki, Rikyu Ikariyama, Mitsumasa Nakajima, Tomoaki Yamada, Mutsuo Ishikawa, Hitoshi Morioka, Takashi Iijima, Hiroshi Funakubo. Growth of Epitaxial Pb(Zr,Ti)O3 Thick Films on (100)CaF2 Substrates with Perfect Polar-axis-orientation and Their Electrical and Mechanical Property Characterization, Mater. Res. Soc. Symp. Proc., Vol. 1129, pp. 1129-V11-02, 2009.
• Hiroshi Naganuma, Jun Miura, Mitsumasa Nakajima, Hiromi Shima, Soichiro Okamura, Shintaro Yasui, Hiroshi Funakubo, Ken Nishida, Takashi Iijima, Masaki Azuma, Yasuo Ando, Kenji Kamishima, Koichi Kakizaki, Nobuyuki Hiratsuka. “Annealing Temperature Dependences of Ferroelectric and Magnetic Propertiesin Polycrystalline Co-Substituted BiFeO3 Films”, Jpn. J. Appl. Phys., Vol. 47, pp. 7574-7578, 2008.

国際会議発表 (査読なし・不明)

• Hiroshi FUNAKUBO, Mitsumasa NAKAJIMA, Hiorshi NAKAKI, Tomoaki YAMADA, Ayumi WADA, Takahiro OIKAWA, Takaaki NAKASHIMA, Yohitaka EHARA, Naoya OSHIMA, Alexei GRUVERMAN. Large Piezoelectricity Driven by Electrically-Induced High-Density Ferroelastic Domains in Tetragonal Pb(Zr, Ti)O3 Films, ISAF-ISIF-PFM 2015, May 2015.

国内会議発表 (査読なし・不明)

• 舟窪 浩, 中島 崇明, 一ノ瀬 大地, 江原 祥隆, 中島 光雅, 清水 荘雄, 小林 健, 飯島 高志, 山田 智明. (100)/(001)配向エピタキシャルPbTiO3膜におけるドメイン構造に及ぼす温度と格子歪みの影響, 第76回応用物理学会秋季学術講演会, Sept. 2015.
• 舟窪 浩, 大島 直也, 清水 荘雄, 中島 光雅, 江原 祥隆, 及川 貴弘, 内田 寛. XRD測定による (100)/(001)配向正方晶Pb(Zr,Ti)O3膜の電界印加下の結晶構造変化の定量分析, 第76回応用物理学会秋季学術講演会, Sept. 2015.
• 榮西弘, 石河睦生, 中島光雅, 安井伸太郎, 山田智明, 黒澤実, 舟窪浩. 水熱合成法を用いたエピタキシャルKNbO3薄膜の方位制御, 第５７回応用物理学関係連合講演会講演予稿集, p. 06-034, Mar. 2010.

学位論文

• 電界誘起分極再配向を用いた誘電体膜の誘電・圧電特性の向上に関する研究,  審査の要旨,  博士（工学）,  東京工業大学,  2015/03/26,   
• 電界誘起分極再配向を用いた誘電体膜の誘電・圧電特性の向上に関する研究,  本文,  博士(工学),  東京工業大学,  2015/03/26, 
• 電界誘起分極再配向を用いた誘電体膜の誘電・圧電特性の向上に関する研究,  要約,  博士（工学）,  東京工業大学,  2015/03/26,   
• 電界誘起分極再配向を用いた誘電体膜の誘電・圧電特性の向上に関する研究,  論文要旨,  博士（工学）,  東京工業大学,  2015/03/26,   

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