Accession Number : AD0679410

Title :   PREPARATION OF HIGH-PURITY ANTHRACENE: ZONE REFINING AND THE TRIPLET LIFETIME,

Corporate Author : NATIONAL RESEARCH COUNCIL OF CANADA OTTAWA (ONTARIO) DIV OF PURE CHEMISTRY

Personal Author(s) : Lupien,Y. ; Williams,D. F.

Report Date : 05 MAR 1968

Pagination or Media Count : 7

Abstract : The triplet lifetime has been used as a monitor to follow the progress of purification during the zone-refining of natural and synthetic anthracene. Chromatography has been found to be a satisfactory initial purification process if a highly pure solvent, e.g. benzene, is used. (Author)

Descriptors :   (*ANTHRACENES, *ZONE MELTING), (*FLUORESCENCE, ANTHRACENES), MOLECULAR ENERGY LEVELS, CHROMATOGRAPHIC ANALYSIS, PURIFICATION, RELAXATION TIME, CANADA

Subject Categories : Atomic and Molecular Physics and Spectroscopy

Distribution Statement : APPROVED FOR PUBLIC RELEASE