Figure 11

A ring-based optical isolator: (a) top view; (b) cross-section. Ce:YIG, cerium-substituted yttrium iron garnet; SGGG, (Ca, Mg, Zr)-substituted gadolinium gallium garnet.

A ring-based optical isolator: (a) top view; (b) cross-section. Ce:YIG, cerium-substituted yttrium iron garnet; SGGG, (Ca, Mg, Zr)-substituted gadolinium gallium garnet.