185. Electronic properties of carbons an
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D.A Young
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Article
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1968
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Elsevier Science
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English
β 99 KB
## ABSTRACTS ratio length/dia. of about 10. In the cigars, the graphitic layers have the shape of an obtuse cone the axis of which is coincident with the axis of the cigar. The cigar is probably formed by a single sheet coiled around the axis in a helix, each turn of the helix having the shape of