Life Sciences (Services) SEM Home Page Instrumentation Introduction to electron microscopy How an SEM works Beam / sample interactions Setting up the microscope Preparing the sample Critical point drying (CPD) Mounting the sample Sputter coating (Gold) Carbon Coating Cryo-Stage SEM Image Gallery 2005 Wellcome Trust Image Award	Carbon Coating
	Sometimes is may not be convenient to prevent the sample charging by coating with gold. For example in EDX analysis the peaks from the gold coating may mask those of other elements present. Carbon may be used to provide an alternative means of preventing the sample charging
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