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浙江煤山剖面P/T界线黏土层的研究及其意义
  • 期刊名称:科学技术与工程,2008,8(8):1970-1975
  • 时间:0
  • 分类:O635.1[理学—高分子化学;理学—化学] O657.72[理学—分析化学;理学—化学]
  • 作者机构:[1]Water Environmental Monitoring Center, Haihe River Water Conservancy Commission, Ministry of Water Resources, Tianjin 300170, China, [2]Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA, [3]State Key Laboratory of Coal Resources and Safety Mining, China University of Mining and Technology, Beijing 100083, China
  • 相关基金:supported by China Scholarship Council and National Natural Science Foundation ofChina (No. 40572020)
  • 相关项目:华南二叠/三叠系界线硫同位素地层学研究
中文摘要:

更高的 fullerenes (C84, C90, C92, C94 和 C96 ) 被使用大 Cosmosil Buckysep (Phenomenex ) 成功地从摹拟的 Graphote 烟煤烟(GS 样品) 的 Soxhlet 摘录孤立列(250 公里

英文摘要:

Higher fullerenes(C84,C90,C92,C94 and C96) were successfully isolated from the Soxhlet extract of the synthetical "Graphote Smokes" soot(GS sample) by using a big Cosmosil Buckysep(Phenomenex) column(250 mm × 10 mm) with a large injection.The fractions isolated have been determined by high performance liquid chro-matography(HPLC) and laser desorption mass spectrometry(LDMS).It is found that there are different fullerenes molecules in different fractions with retention time.The result indicates that fullerenes do exist in GS samples.Also,it excludes the suspicion to some extent that fullerene molecules might be generated by the laser desorption process in the LDMS.In addition,it also provides the experimental basis for the study of natural higher fullerenes and might be helpful to figure out the question if higher fullerenes do exist in the natural samples.

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