Patent ID: 6483645
Filing Date: 2002-11-19
Classification: G02B,Y10S

Abstract:
A garnet crystal, grown by a liquid-phase epitaxial growth technique on a substrate of a garnet with a lattice constant of 12.514Â±0.015 Ã¥, consisting of the following composition formula:(Tb1âˆ’(a+b+c+d)LnaBibM1cEUd)3(Fe1âˆ’eM2e)5O12 where Ln is an element selected from rare-earth elements excluding Tb and Eu, and Y; M1 is an element selected from elements of Ca, Mg, and Sr: M2 is an element selected from elements of Al, Ga, Sc, In, Ti, Si, and Ge; a, b, c, d, and e are defined as 0&lE;a&lE;0.5, 0.3