An apparatus for depositing a substance includes a rotating mandrel assembly with a mandrel having a deposition surface exposed to the vapor so that the substance is deposited on the deposition surface and having a base having {HEAD ~ a plurality} of {TAIL ~ radiator fins} extending therefrom 
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An apparatus for depositing a substance includes a rotating mandrel assembly with a mandrel having a deposition surface exposed to the vapor so that the substance is deposited on the deposition surface and having a base having { HEAD ~ a plurality } of { TAIL ~ radiator fins } extending therefrom
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