Occasional write-ups on thin-film and semiconductor process work — things I'm reading, testing, or thinking through. New entries added from time to time.

Thin Film2026

PVD Sputtering for Thin Films

How gas ionization, ion acceleration, and atomic ejection build dense, uniform films — plus DC, RF, and magnetron sputtering compared.

Thin Film2026

Fundamentals of Thermal Evaporation

Inside the high-vacuum process: resistive heating with tungsten boats, real-time crystal-sensor thickness monitoring, and the full deposition workflow.