@article{CTT100911432, author = {Tomohide Morikawa and Masanori Kodera and Takao Shimizu and Keisuke Ishihama and Yoshitaka Ehara and Osami Sakata and Hiroshi Funakubo}, title = {Domain structure of PbTiO3 and Pb(Zr, Ti)O3 thin films controlled by tensile strain induced from Sr(Zr,Ti)O3 buffer layer}, journal = {Appl. Phys. Lett.}, year = 2024, } @article{CTT100911431, author = {Keisuke Ishihama and Kazuki Okamoto and Akinori Tateyama and Takao Shimizu and Wakiko Yamaoka and Risako Tsurumaru and Shintaro Yoshimura and Yusuke Sato and Hiroshi Funakubo}, title = {Achieving High Piezoelectric Performance in Tetragonal (Bi,Na)TiO3-BaTiO3 Films Across a Wide Composition Range for MEMS Applications}, journal = {ACS Appl. Mater. Interfaces 2024}, year = 2023, } @article{CTT100911392, author = {Miki Nakahata and Kazuki Okamoto and Keisuke Ishihama and Tomoaki Yamada and Hiroshi Funakubo}, title = {In-situ X-ray diffraction analysis of intrinsic and extrinsic piezoelectric response in (100)/(001)-oriented tetragonal multidomain Pb(Zr,Ti)O3 films epitaxially grown on Si substrates}, journal = {Jpn. J. Appl. Phys.}, year = 2023, } @article{CTT100890830, author = {Masanori Kodera and Keisuke Ishihama and Takao Shimizu and Hiroshi Funakubo}, title = {Preferential growth of (001)-oriented Bi2SiO5 thin films deposited on (101)-oriented rutile substrates and their ferroelectric and dielectric properties}, journal = {Scientific Reports}, year = 2022, } @article{CTT100864918, author = {Takao Shimizu and Miyu Hasegawa and Keisuke Ishihama and Akinori Tateyama and Wakiko Yamaoka and Risako Tsurumaru and Shintaro Yoshimura and Yusuke SATO and Hiroshi Funakubo}, title = {Piezoelectric responses beyond Pb(Zr,TiO)3 in Pb-free perovskite thin films by ferroelastic domain switching: Free from Pb and MPB}, journal = {ACS Appl. Mater. Interfaces 2021}, year = 2021, } @article{CTT100864853, author = {Keisuke Ishihama and Takao Shimizu and Wakiko Yamaoka and Risako Tsurumaru and Shintaro Yoshimura and Yusuke Sato and Hiroshi Funakubo}, title = {Composition dependencies of crystal structure and electrical properties of epitaxial tetragonal (Bi, Na)TiO3-BaTiO3 films grown on (100)cSrRuO3//(100)SrTiO3 substrates by pulsed laser depositions}, journal = {J. Appl. Phys.}, year = 2021, } @article{CTT100864160, author = {Keisuke Ishihama and Masanori Kodera and Takao Shimizu and Wakiko Yamaoka and Risako Tsurumaru and Shintaro Yoshimura and Yusuke Sato and Hiroshi Funakubo}, title = {Growth of 0.1(Bi, Na)TiO3-0.9BaTiO3 epitaxial films by pulsed laser deposition and their electric properties}, journal = {J.Ceram. Soc. Jpn.}, year = 2021, } @inproceedings{CTT100919956, author = {中畑美紀 and 岡本一輝 and 石濱圭佑 and 清水荘雄 and 小金澤智之 and 仲谷友孝 and 坂田修身 and 山田智明 and 舟窪浩}, title = {(100)/(001)配向正方晶Pb(Zr,Ti)O3膜における結晶構造のその場観察}, booktitle = {}, year = 2024, } @inproceedings{CTT100919859, author = {石濱圭佑 and 岡本一輝 and 森川友秀 and 舟窪浩 and 小寺正徳 and 清水荘雄 and 小金澤智之 and 仲谷友孝 and 坂田修身}, title = {強誘電体ドメイン構造制御に向けたペロブスカイト型Sr(Zr,Ti)O3バッファ層の作製}, booktitle = {}, year = 2024, } @inproceedings{CTT100917763, author = {Keisuke Ishihama and Kazuki Okamoto and Masanori Kodera and Tomohide Morikawa and Takao Shimizu and Hiroshi Funakubo}, title = {Exploring the Impact of Sr(Zr,Ti)O3 Buffer Layers for Controlling Domain Structure of Ferroelectric Thin Films}, booktitle = {}, year = 2023, } @inproceedings{CTT100914312, author = {Hiroshi Funakubo and Yuma Takahashi and Takahisa Shiraishi and Kodera Masanori and Reijiro Shimura and Takanori Mimura and Keisuke Ishihama and Kazuki Okamoto and Hiroki Moriwake and Ayako Taguchi and Takao Shimizu and Yasuhiro Fujii and Akitoshi Koreeda}, title = {Stabilization and Identification of Ferroelectric HfO2 Thin Films}, booktitle = {}, year = 2023, } @inproceedings{CTT100903683, author = {石濱 圭佑 and 岡本 一輝 and 小寺 正徳 and 森川 友秀 and 清水 荘雄 and 舟窪 浩}, title = {強誘電体薄膜のドメイン構造制御に向けたSr(Zr,Ti)O3バッファ層の検討}, booktitle = {}, year = 2023, } @inproceedings{CTT100903685, author = {中畑 美紀 and 岡本 一輝 and 石濱 圭佑 and 山田 智明 and 舟窪 浩}, title = {(100)/(001)配向正方晶Pb(Zr,Ti)O3膜における電界下での結晶構造評価}, booktitle = {}, year = 2023, } @inproceedings{CTT100912047, author = {中畑美紀 and 岡本一輝 and 石濱圭佑 and 山田智明 and 舟窪浩}, title = {正⽅晶Pb(Zr,Ti)O3膜における内因的及び外因的な圧電応答の膜厚依存性}, booktitle = {}, year = 2023, } @inproceedings{CTT100901304, author = {中畑美紀 and 岡本一輝 and 石濱圭佑 and 山田智明 and 舟窪浩}, title = {電界下X線回折による正方晶Pb(Zr,Ti)O3膜における圧電応答の膜厚依存性の評価}, booktitle = {}, year = 2023, } @inproceedings{CTT100901295, author = {岡本一輝 and 中畑美紀 and 石濱圭佑 and 山田智明 and 舟窪浩}, title = {正方晶Pb(Zr,Ti)O3 強誘電体膜における内因的・外因的圧電応答のその場観察}, booktitle = {}, year = 2023, } @inproceedings{CTT100901292, author = {中畑美紀 and 岡本一輝 and 胡雨弦 and 安岡慎之介 and 石濱圭佑 and 舟窪浩}, title = {正方晶Pb(Zr,Ti)O3薄膜における圧電特性の膜厚依存性}, booktitle = {}, year = 2023, } @inproceedings{CTT100901287, author = {安岡慎之介 and 大田怜佳 and 岡本一輝 and 石濱圭佑 and 清水荘雄 and 角嶋邦之 and 上原雅人 and 山田浩志 and 秋山守人 and 小金澤智之 and L. S. R. Kumara and Okkyun Seo and 坂田修身 and 舟窪浩}, title = {メモリ応用に向けた(Al, Sc)N膜の薄膜化の検討}, booktitle = {}, year = 2022, } @inproceedings{CTT100867238, author = {石濱圭佑 and 清水荘雄 and 佐藤祐介 and 山岡和希子 and 鶴丸理沙子 and 吉村真太郎 and 舟窪浩}, title = {正方晶(1-x)(Bi,Na)TiO3- xBaTiO3エピタキシャル膜の結晶構造及び電気的特性の組成依存性}, booktitle = {}, year = 2021, } @inproceedings{CTT100865677, author = {Keisuke Ishihama and Takao Shimizu and Wakiko Yamaoka and Risako Tsurumaru and Shintaro Yoshimura and Yusuke Sato and Hiroshi Funakubo}, title = {Composition dependencies of crystal structure and electrical properties of epitaxial tetragonal (Bi,Na)TiO3-BaTiO3 films}, booktitle = {}, year = 2021, } @inproceedings{CTT100865675, author = {石濱圭佑 and 舘山明紀 and 清水荘雄 and 佐藤祐介 and 山岡和希子 and 鶴丸理沙子 and 舟窪浩}, title = {正方晶 (1-x)(Bi, Na)TiO3-xBaTiO3膜における圧電特性の組成依存性}, booktitle = {}, year = 2021, } @inproceedings{CTT100853344, author = {石濱圭佑 and 舘山明紀 and 清水荘雄 and 佐藤祐介 and 山岡和希子 and 石田未来 and 舟窪浩}, title = {種々の基板上に成長した正方晶(1-x)(Bi,Na)TiO3-xBaTiO3膜の特性評価}, booktitle = {}, year = 2021, } @inproceedings{CTT100853270, author = {石濱圭佑 and 舘山明紀 and 佐藤祐介 and 山岡和希子 and 石田未来 and 清水荘雄 and 舟窪浩}, title = {正方晶 (1-x)(Bi, Na)TiO3-xBaTiO3膜の評価}, booktitle = {}, year = 2020, } @inproceedings{CTT100821824, author = {石濱圭佑 and 舘山明紀 and 清水荘雄 and 佐藤裕介 and 山岡和希子 and 石田未来 and 舟窪浩}, title = {PLD法で作製した正方晶(1-x)(Bi,Na)TiO3-xBaTiO3膜の評価}, booktitle = {}, year = 2020, } @inproceedings{CTT100821812, author = {石濱圭佑 and 舘山明紀 and 清水荘雄 and 佐藤裕介 and 山岡和季子 and 石田未来 and 舟窪浩}, title = {PLD法で作製した正方晶(1-x)(Bi,Na)TiO3-xBiTiO3膜の作製と評価}, booktitle = {}, year = 2020, } @misc{CTT100909430, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, year = 2024, } @misc{CTT100909431, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, year = 2024, } @misc{CTT100917424, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, year = 2024, } @misc{CTT100909432, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, year = 2024, } @misc{CTT100865142, author = {舟窪浩 and 清水荘雄 and 長谷川光勇 and 石濱圭佑 and 佐藤 祐介  and 佐藤 和希子  and 石田 未来 }, title = {誘電性薄膜、誘電性薄膜素子、圧電アクチュエータ、圧電センサ、ヘッドアセンブリ、ヘッドスタックアセンブリ、ハードディスクドライブ、プリンタヘッド、及びインクジェットプリンタ装置}, howpublished = {公開特許}, year = 2021, month = {}, note = {特願2020-546060(2019/09/11), 再表2020/054779(2021/09/30)} } @phdthesis{CTT100909430, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, school = {東京工業大学}, year = 2024, } @phdthesis{CTT100909431, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, school = {東京工業大学}, year = 2024, } @phdthesis{CTT100917424, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, school = {東京工業大学}, year = 2024, } @phdthesis{CTT100909432, author = {Keisuke Ishihama}, title = {Study on domain structure induced by stress and its impact to piezoelectric property in perovskite-type ferroelectric films}, school = {東京工業大学}, year = 2024, }