What is Single-wafer cleaning?
A cleaning method that processes one wafer at a time. It minimizes cross-contamination and allows per-wafer control. Immersing many wafers in a tank at once is batch cleaning.
Field: CMP and cleaning
Single-wafer cleaning in the explanations
Single-wafer cleaning sprays chemicals from nozzles onto one spinning wafer at a time, minimizing cross-contamination and allowing per-wafer control of chemical temperature, flow and time, with front, back and edge cleaned separately.
What is an advantage of single-wafer cleaning tools, which …
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Related terms
Ceria (cerium oxide) CMP Dilute hydrofluoric acid (DHF) Dishing Erosion Megasonic cleaning Native oxide Pad conditioning Pattern collapse Preston's equation