Table of contents [close]1. Ultra-Polishing of Sapphire Achieved Atomic Level Polishing of Sapphire Achieved2. Structure of Blue LED and Characteristics of the Sapphire wafer3. Ultimate Sapphire Polishing4. Step Substrate Ultra-Polishing of Sapphire Achieved Atomic Level Polishing of Sapphire Achieved Sapphire is widely used as a substrate for the epitaxial growth of GaN, a semiconductor used in … Continue reading Ultra-Polishing of Sapphire along the c-Plane