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The periodic instanton method is used to study the decay rates of metastable ground state and excited states of the cubic potential.
,PATH INTEGRAL CALCULATION OF QUANTUM TUNNELING FOR CUBIC POTENTIAL AT FINITE TEMPERATURE
【摘 要】
：
The periodic instanton method is used to study the decay rates of metastable ground state and excited states of the cubic potential.
【机 构】
：
Institute of Physics and Center for Condensed Matter Physics,Academia Sinica,Beijing 100080,China“,”
【出 处】
：
物理学报（海外版）
【发表日期】
：
1998年7期
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