New US-Taiwan deal targets SiC wafers for faster, cooler 6G chips - Interesting Engineering

Purdue University and Taiwan-based GeChi Compound Semiconductor (GCCS) have formed a five-year strategic partnership aimed at scaling and reshoring silicon carbide (SiC) semiconductor manufacturing. T... Read original →

The Purdue-GCCS (Taiwan, China) alliance marks a strategic U.S. move to de-risk its wide-bandgap semiconductor supply chain. Technically, scaling 8–12-inch SiC wafers will force co-evolution in EUV patterning, microchannel cooling, and high-frequency power modules critical for 6G and AI infrastructure. From a compliance standpoint, this academic-industrial model circumvents CHIPS Act limitations on direct fab subsidies but exposes GCCS to heightened geopolitical friction in mainland China markets. Competitors like Wolfspeed and STMicroelectronics will likely accelerate their own 8-inch ramp-ups and deploy IP barriers to delay entrants. Within 18 months, a yield breakthrough could reset global SiC pricing and catalyze China’s push for domestic substrates—especially in high-voltage DC transmission and solid-state transformers, where supply security is non-negotiable.