X-Ray Analysis of Coals Treated with Organic Liquids. Detailed Study of the Adduct Formed Between Pyridine Molecules and Beulah Zap lignite

Document Type

Article

Publication Date

5-1-2002

Department

Chemistry and Biochemistry

School

Mathematics and Natural Sciences

Abstract

Wide-angle X-ray scattering methods indicate that, almost instantly, pyridine molecules penetrate between the nearest layers of the poly-cyclic units of Beulah Zap lignite to form a quasi-stable adduct. The lifetime of this adduct is several hours, and even after most of the pyridine has evaporated from the BZ/PYR gel, the expanded interlayer distance characteristic of the gel is retained.

Publication Title

Energy and Fuels

Volume

16

Issue

3

First Page

669

Last Page

675

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