4 inch GaN epi wafer GaN on Si substrate supplier
Gallium Nitride (GaN) epitaxial wafers (epi-wafers). GaN high-electron-mobility transistors (HEMT) wafers on different substrates such as silicon substrate, sapphire substrate, silicon carbide (SiC) substrate. 

Homray Material'S GaN products are used primarily within RF 5G, power electronics, and sensor applications. Homray Material manufactures GaN-on-Si and GaN-on-SiC GaN on sapphier epitaxial wafer materials and supplies these to integrated device manufacturers to create high performance power and RF devices.