Epitaxial Wafer Market for Compound Semiconductors Size, Share & Trends Analysis Report (Silicon-based Epi Wafers, Gallium Arsenide (GaAs) Epi Wafers, Silicon Carbide (SiC) Epi Wafers, Gallium Nitride (GaN) Epi Wafers, Others), By Wafer Size (2-inch Wafers, 4-inch Wafers, 6-inch Wafers, 8-inch Wafers, 12-inch Wafers, Others), By Application (Power Electronics, MEMS & Sensors, RF Devices, Photonics & Optoelectronics, High-speed Communication Devices, Automotive Electronics, Others), By End User (Consumer Electronics, Automotive, Healthcare & Medical Devices, Aerospace and Defense, Telecommunications, Others) and By Region (North America, Europe, APAC, Middle East and Africa, LATAM) Forecasts, 2026-2034