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具有双稳态的化学反应中的涨落现象
引用本文:吴福根,詹业宏,吴庭万,欧发. 具有双稳态的化学反应中的涨落现象[J]. 物理化学学报, 1998, 14(7): 659-663. DOI: 10.3866/PKU.WHXB19980717
作者姓名:吴福根  詹业宏  吴庭万  欧发
作者单位:Department of Physics,Guangdong University of Technology,Guangzhou 510090,Department of Applied Physics,South China University of Technology,Guangzhou 510641
摘    要:化学反应中的非线性动力学行为一直受到人们的普遍的关注[1-3]Schlogl等人[4,5]曾用两个自催化反应模式说明连续的二级相变和不连续的一级相变特征.而在文献[6,7]中,我们提出在具有双稳态的化学反应中,存在类一级与类二级相变之间的转变点,而此转变点也具有类似Landau二级

关 键 词:双稳态  涨落  非线性  相变  
收稿时间:1997-09-29
修稿时间:1998-01-20

The Fluctuation of Bistability in Chemical Reactions
Wu Fugen,Zhan Yehong. The Fluctuation of Bistability in Chemical Reactions[J]. Acta Physico-Chimica Sinica, 1998, 14(7): 659-663. DOI: 10.3866/PKU.WHXB19980717
Authors:Wu Fugen  Zhan Yehong
Affiliation:Department of Physics,Guangdong University of Technology,Guangzhou 510090|Department of Applied Physics,South China University of Technology,Guangzhou 510641
Abstract:In this paper, the fluctuation of the bistability chemical reactions system is studied.The fluctuation is always very small except in the narrow region, where we find a remarkablepeak at the euual-probability point. This behavior is easily understood by the approximation ofprobability distribution. It is revealed that the behavior at the equal-probability point, like thefirst-order transitions in equilibrium systems, possesses the feature of first-order-like transitions.
Keywords:Bistability state   Fluctuation   Nonlinear   Phase transition
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