Wolfspeed Launches Transparent SiC; 300-mm Wafers Remain in Sampling

Wolfspeed Commercializes Transparent Silicon Carbide Substrates for Quantum Computing and Integrated Photonics

Wolfspeed has launched transparent silicon carbide (TSiC™) wafers for quantum computing and integrated photonics, available in 150mm and 200mm sizes, with 300mm in sampling. This technology offers a scalable platform for solid-state spin qubits and quantum photonic integration, addressing manufacturing bottlenecks faced by other materials like diamond. TSiC™'s optical and thermal properties enable monolithic integration of quantum devices, overc…

Wolfspeed Launches Transparent SiC; 300-mm Wafers Remain in Sampling

Durham, October 30, 2026, 15:10 (EDT) Wolfspeed (NYSE:WOLF) launched transparent silicon-carbide substrates on October 29, targeting augmented-reality optics and quantum technology. Commercial listings cover 150-mm and 200-mm wafers; 300-mm material remains in sampling. The distinction matters for manufacturers turning optical demonstrations into repeatable production. A 300-mm wafer has 2.25 times the nominal area of a…