Layer (electronics)

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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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