"Takanori KIGUCHI,Yumiko KODAMA,Toyohiko Konno,Hiroshi FUNAKUBO,Osamu SAKURAI,Kazuo SHINOZAKI","Chemical and structural effects on ionic conductivity at columnar grain boundaries in yttria-stabilized zirconia thin films",,"J. Ceramic Society Japan",,"Vol. 122","No. 6","p. 430-435",2014,Feb.