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This article appears to be a dictionary definition. (May 2023) |
A layer is the deposition of molecules on a substrate or base (glass, ceramic, semiconductor, or plastic/bioplastic).
High temperature substrates includes stainless steel and polyimide film (expensive) [1] and PET (cheap).
A depth of less than one micrometre is generally called a thin film while a depth greater than one micrometre is called a coating.
A web is a flexible substrate.
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