E.p.r. studies of outburst-prone anthrac
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Jeffrey C. Evans; Christopher C. Rowlands; Robert M. Cross; Neil Rigby
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Article
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1984
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Elsevier Science
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English
⚖ 227 KB
Changes in the macroscopic structure of coal have been observed as an outburst-prone area is approached. Associated with this structural change was an increase in the concentration of paramagnetic centres. initial results suggested that this increase was not due to variation in maceral content with