Tohoku University · Research Institute of Electrical Communication · 助教

Research keywordsferroelectric data storage・scanning nonlinear dielectric microscopy・charge gradient microscopy・nanodomain manipulation・local C-V imaging・LiTaO3 media・probe data storage・ferroelectric thin films・bit error reduction・nanoscale permittivity imaging

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• Observations of domain structure and ferroelectricity in Bi(Ni0.5Ti0.5)O-3 ceramics fabricated by high-pressure sinteringKazuya Kitada, Masafumi Kobune, Wataru Adachi, Tetsuo Yazawa, Hiroyuki Saitoh, Katsutoshi Aoki, Jun'ichiro Mizuki, Kenya Ishikawa, Yoshiomi Hiranaga, Yasuo Cho
• Local C–V mapping for ferroelectrics using scanning nonlinear dielectric microscopyYoshiomi Hiranaga, Takanori Mimura, Takao Shimizu, Hiroshi Funakubo, Yasuo Cho
• Carrier distribution imaging using ∂C/∂z-mode scanning nonlinear dielectric microscopyYoshiomi Hiranaga, Yasuo Cho
• Ferroelectric single crystal recording media fabricated by polarization controlled wet etching processY Hiranaga, Y Wagatsuma, Y Cho

• 次世代超高密度記録デバイスのための非線形誘電率顕微鏡による強誘電体薄膜のナノ計測平永 良臣
• SNDMを用いた誘電率ナノイメージング手法の開発と材料・デバイス評価への展開平永 良臣
• 非線形誘電率顕微鏡を用いた次世代超高密度強誘電体記録長 康雄, 廣瀬 龍介, 平永 良臣, 金 暢大, 山末 耕平
• 分極反転ダイナミクスの実空間観察に基づく強誘電体薄膜の分極疲労メカニズムの解明平永 良臣, 小林 正治

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