Search Results

Results for: 'Wafer Cleaning'

Watch Later 3:55

Introduction to Photolithography - WC, BLF, PA, Hard and Soft baking

By: HWC, Views: 7315

Prior to use, wafers are chemically cleaned to remove particulate matter on the surface as well as any traces of organic, ionic, and metallic impurities. Barrier Layer Formation After cleaning, the silicon wafer is covered with the material which will serve as a barrier layer. The most commo...

Watch Later 1:54

Oral Hygiene & Braces Animation

By: HWC, Views: 7217

Caring for Your Retainer Retainers, just like your teeth collect plaque, bacteria and food particles. You should clean your retainer everyday! Keep your retainer soaking when it is not in your mouth. Use a mouthwash rinse to freshen it up and keep it free of bacteria. Keep your retainer away fr...