Historical development of Etching

This lecture provides an in-depth exploration of etching technology, tracing its historical origins, pivotal advancements, and modern evolutions. Beginning with early chemical techniques in Europe, it examines key milestones such as Senebier's photomask creation, Eisler's PCB innovation, and the 1980s plasma transition. Attendees will learn about dry plasma etching, advancements in plasma equipment, and the introduction of Atomic Layer Etching (ALE). The lecture concludes with a discussion on...