University Wafer’s X account highlights their focus on providing high-quality silicon and semiconductor substrates to researchers and labs. Their pinned and recent tweets emphasize inventory of 150 mm silicon and 200 mm sapphire wafers, inviting inquiries and custom quotes, even in single‑wafer quantities twitter.com +9 twitter.com +9 twitter.com +9 . A past tweet offered a pr... https://twitter.com/UniversityWafer