Publication number: 20130165313
Abstract: To produce a ferroelectric film including a non-lead material. An embodiment of the present invention is a ferroelectric film characterized by being represented by (Baa?1-a)(Tib?1-b(?: one or more metal elements among Mg (magnesium), Ca2+ (calcium), Sr (strontium), Li (lithium), Na (sodium), K (potassium), Rb (rubidium), Cs (cesium), Mg (magnesium), Ca2+ (calcium) and Sr (strontium), ?: one or more metal elements among Ti (titanium), V (vanadium), Cr (chromium), Mn (manganese), Fe (iron), Co (cobalt), Ni (nickel), Cu (copper), Zr (zirconium), Nb (niobium), Mo (molybdenum), Ru (ruthenium), Rh (rhodium), Pd (palladium), Ag (silver), Sc (scandium), Y (yttrium), La (lanthanum), Ce (cerium), Pr (praseodymium), Nd (neodymium), Sm (samarium), Eu (europium), Gd (gadolinium), Tb (terbium), Dy (dysprosium), Ho (holmium), Er (erbium), Tm (thulium), Yb (ytterbium), Lu (lutetium), Ha (hafnium) and Ta (tantalum)).
Type:
Application
Filed:
July 12, 2010
Publication date:
June 27, 2013
Inventors:
Takeshi Kijima, Yuuji Honda, Takekazu Shigenai