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压强对二元溶液相变、费米共振的影响——二元溶液与纯液体压强效应比较
  • ISSN号:1000-0593
  • 期刊名称:《光谱学与光谱分析》
  • 时间:0
  • 分类:TQ174.758[化学工程—陶瓷工业;化学工程—硅酸盐工业] TN253[电子电信—物理电子学]
  • 作者机构:[1]State Key Laboratory of Superhard Materials, College of Physics, Jilin University, Changchun 130012, China, [2]College of Physics, Jilin University, Changchun 130012, China
  • 相关基金:Project supported by the National Natural Science Foundation of China (Grant Nos. 10774057 and 10974067) and the Graduate Innovation Fund of Jilin University, China (Grant No. 20101046).
中文摘要:

We measured the resonant Raman spectra of all-trans-β-carotene in solvents with different densities and concentrations at different temperatures.The results demonstrated that the Raman scattering cross section(RSCS) of short-chain polymer all-trans-β-carotene is extremely high in liquid.Resonance and strong coherent weakly damped CC bond vibrating properties play important roles under these conditions.Coherent weakly damped CC bond vibration strength is associated with molecular ordered structure.All-trans-β-carotene has highly ordered structure and strong coherent weakly damped CC bond vibrating properties,which lead to large RSCS in the solvent with large density and low concentration at low temperature.

英文摘要:

We measured the resonant Raman spectra of all-trans-β-carotene in solvents with different densities and concentrations at different temperatures. The results demonstrated that the Raman scattering cross section (RSCS) of short-chain polymer all-trans-β-carotene is extremely high in liquid. Resonance and strong coherent weakly damped CC bond vibrating properties play important roles under these conditions. Coherent weakly damped CC bond vibration strength is associated with molecular ordered structure. All-trans-β-carotene has highly ordered structure and strong coherent weakly damped CC bond vibrating properties, which lead to large RSCS in the solvent with large density and low concentration at low temperature.

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期刊信息
  • 《光谱学与光谱分析》
  • 中国科技核心期刊
  • 主管单位:中国科学技术协会
  • 主办单位:中国光学学会
  • 主编:高松
  • 地址:北京海淀区魏公村学院南路76号
  • 邮编:100081
  • 邮箱:chngpxygpfx@vip.sina.com
  • 电话:010-62181070
  • 国际标准刊号:ISSN:1000-0593
  • 国内统一刊号:ISSN:11-2200/O4
  • 邮发代号:82-68
  • 获奖情况:
  • 1992年北京出版局编辑质量奖,1996年中国科协优秀科技期刊奖,1997-2000获中国科协择优支持基础性高科技学术期刊奖
  • 国内外数据库收录:
  • 俄罗斯文摘杂志,美国化学文摘(网络版),荷兰文摘与引文数据库,美国工程索引,美国生物医学检索系统,美国科学引文索引(扩展库),英国科学文摘数据库,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),英国英国皇家化学学会文摘,中国北大核心期刊(2000版)
  • 被引量:40642