Patent ID: 7029602
Filing Date: 2006-04-18
Classification: C04B,C09K,H01L

Abstract:
1. An inorganic oxide expressed by a chemical formula III where M is at least one element selected from the group consisting of Mg, Ca, Sr, and Ba, wherein M is 50 atomic % or more of Ba; Ln is at least one rare earth element selected from the group consisting of Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; Q is at least one element selected from the group consisting of Si, Ge, Sn, and Pb; R is at least one element selected from the group consisting of B, Al, Ga, In, and Tl; and x is in a range of 0≦x≦0.7.