Temperature stable garnets with low gyromagnetic linewidth

Polycrystalline Gd-Ca-In-V and Gd-Ca-Zr-V substituted YIGs were studied. The aim of the work was to get materials with 500 G < 4πMs< 1500 G ; 10 0e < ΔH < 60 0e and 0.5 10^-3< α < 3.5 10^-3/°C.