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Gas pycnometer : ウィキペディア英語版 | Gas pycnometer A gas pycnometer is a laboratory device used for measuring the density — or more accurately the volume — of solids, be they regularly shaped, porous or non-porous, monolithic, powdered, granular or in some way comminuted, employing some method of gas displacement〔 Shea, "Apparatus for measuring volumes of solid materials".〕〔 Turner ''et al.'', "Gas comparison pycnometer".〕〔 Furuse, "Volume measuring apparatus and method"〕 and the volume:pressure relationship known as Boyle's Law. A gas pycnometer is also sometimes referred to as a helium pycnometer. ==Types of gas pycnometer==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Gas pycnometer」の詳細全文を読む
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