摘要:The radiation diffraction pattern for amorphous materials requires special analysis for information on atomic groupings. Powdered crystalline material may also give diffuse patterns requiring this type of analysis. Absence of a sharp diffraction pattern does not necessarily indicate absence of the material. Examples are given for chrysotile and powdered chrysotile. Full text Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (201K), or click on a page image below to browse page by page. Links to PubMed are also available for Selected References . 137 138