物理化学实验Belousov-Zhabotinsky(B-Z)反应的新设计
胡芯, 陈泽, 闫涛, 胡锴, 赵发琼, 黄驰, 刘欲文

Redesign of Belousov-Zhabotinsky (B-Z) Reaction, an Experiment in Physical Chemistry
Xin Hu, Ze Chen, Tao Yan, Kai Hu, Faqiong Zhao, Chi Huang, Yuwen Liu
图2 [BrO3?]/(mol?L?1)对体系tp的影响
(a) [BrO3?] = 1.00 × 10?2 mol?L?1tp = 77.5 s;(b) [BrO3?] = 5.00 × 10?3 mol?L?1tp = 94.2 s;(c) [BrO3?] = 2.50 × 10?3 mol?L?1tp = 126.9 s;(d) [BrO3?] = 6.25 × 10?4 mol?L?1,振幅明显下降,周期未发生明显增长;(e) [BrO3?] = 5.95 × 10?4 mol?L?1,仅仅经过2个周期后,周期开始明显增长;(f) [BrO3?] = 3.13 × 10?4 mol?L?1,经过1–2个周期后,体系振荡现象消失图中y为Br?的无量纲化浓度、t = τ/(k1[BrO3?]);计算中固定[H+] = 1.00 mol?L?1、[HOOCCHBrCOOH] = 1.00 × 10?3 mol?L?1、无量纲参数pεqh数值由程序根据[BrO3?]自动调整