"Watanabe Takayuki,Mikio Shimada,Toshiaki Aiba,Hisato Yabuta,Kaoru Miura,Kengo Oka,Masaki Azuma,Satoshi Wada,Nobuhiro Kumada","Structural Transformation of Hexagonal (0001)BaTiO3 Ceramics to Tetragonal (111)BaTiO3 Ceramics",,"JAPANESE JOURNAL OF APPLIED PHYSICS",,"Vol. 50","No. 9","pp. 09ND01-1-4",2011,Sept.