The light-induced cis-trans isomerization of azo dye molecules (1-naphthyl-p-azomethoxybenzene) is used as a probe process for dynamical heterogeneity in glassy n-butanol (T-g=114 K). The characteristic lifetime of heterogeneity is found to vary with temperature according to the Arrhenius law from 3 x 10(4) s at 100 K to 4 x 10(3) s at 110 K with the activation energy of 17 +/- 5 kJ/mole.
机构:
Department of Chemical Engineering, Ocean University of China, Qingdao 266100, ChinaDepartment of Chemical Engineering, Ocean University of China, Qingdao 266100, China
An, Wei-Zhong
Dong, Feng-Lei
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机构:
Department of Chemical Engineering, Ocean University of China, Qingdao 266100, ChinaDepartment of Chemical Engineering, Ocean University of China, Qingdao 266100, China
Dong, Feng-Lei
Liu, Zhao-Bin
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机构:
Liaoning Oxiranchem Group, Liaoyang 111003, ChinaDepartment of Chemical Engineering, Ocean University of China, Qingdao 266100, China
Liu, Zhao-Bin
Zhu, Jian-Min
论文数: 0引用数: 0
h-index: 0
机构:
Liaoning Oxiranchem Group, Liaoyang 111003, ChinaDepartment of Chemical Engineering, Ocean University of China, Qingdao 266100, China
Zhu, Jian-Min
Gao Xiao Hua Xue Gong Cheng Xue Bao/Journal of Chemical Engineering of Chinese Universities,
2008,
22
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: 611
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