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采用高斯波泛函方法,讨论了连续场论和格点化场论的Sine-Gordon模型的基态性质和相变现象,分析比较了两种不同重整化方法结果的异同。Using the Gaussian wave functional method, the ground state and the critical behavior of the continuum and discrte Sine-Gordon model are investigated, the results of the two different renormalization approach are compared.
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