采用代数动力学规范变换方法,求出含时变电压源的介观LC电路量子态随时间演化算符的精确解,研究含时变电压源的介观LC电路量子态的相干特性.结果表明,电路中电容器储电量q的几率是一个运动的Gauss波包,导出波包中心电量与外电源的一般关系.研究了输入电压源为单矩形脉冲电压的特例.
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