"Takuya Hoshina,Ryuichi Sase,Motoharu Sakurai,Kazuki Kanehara,Hiroaki Takeda,Takaaki tsurumi","BaTiO3系材料の分極クラスターに由来するTHz誘電応答","第27回日本MRS年次大会",,,,,,2017,Dec. "Takaaki Tsurumi,Takuya Hoshina,Ryuichi Sase,Hiroaki Takeda","THz dielectric responses of BaTiO3-based ferroelectrics","The 9th China and Japan Symposium on Ferroelectric Materials and Their Applications",,,,,,2017,Sept. "R. Sase,T. Hoshina,H. Takeda,T. Tsurumi","Effect of atomic vacancies on ionic polarization of nonstoichiometric strontium titanate ceramics",,"Jpn. J. Appl. Phys.",,"Vol. 56","No. 10PB11",,2017,Sept. "Takuya Hoshina,Ryuichi Sase,Hiroaki Takeda,takaaki tsurumi","チタン酸ストロンチウムのイオン分極に及ぼす原子空孔の影響","第34回強誘電体応用会議",,,,,,2017,June "Ryuichi Sase,Takuya Hoshina,Hiroaki Takeda,takaaki tsurumi","遠赤外分光エリプソメトリと第一原理計算による不定比 SrTiO3のフォノン解析","日本セラミックス協会2017年年会",,,,,,2017,Mar.