Carbon-13 CP/MAS spectroscopy of coal ma
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Kurt W. Zilm; Ronald J. Pugmire; Stephen R. Larter; James Allan; David M. Grant
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Article
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1981
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Elsevier Science
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English
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13C n.m.r. spectra of kerogen concentrates isolated from several different subbituminous to high-volatile bituminous coal macerals have been obtained by a combined cross polarization/magic-angle spinning technique. The samples comprise three vitrinites, two sporinites, two alginites and one fusinite