Separation of C60 and C70 fullerenes in
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Zhou Xihuang; Gu Zhennan; Wu Yongqing; Sun Yiliang; Jin Zhaoxia; Xiong Yan; Sun
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Article
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1994
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Elsevier Science
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English
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simple and inexpensive method for the purification of gram quantities of >99.5% pure C,, and >98% pure C,, by a fractional crystallization process in carbon disulfide or o-xylene is described.This process is based on the finding that C, was enriched in the solid deposit, whereas CT0 was enriched in