Space-time transformation approach to the damped harmonic oscillator with and without an inverse quadratic potential

被引:0
作者
Um, CI [1 ]
Shin, SM
Yeon, KH
机构
[1] Korea Univ, Coll Sci, Dept Phys, Seoul 136701, South Korea
[2] Chungbuk Natl Univ, Dept Phys, Chongju 360763, South Korea
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中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present a space-time transformation which changes a quadratic action into a free-particle action. This transformation is used to derive the propagator beyond caustics for a quadratic Lagrangian from the propagator for a free particle. The propagator is in turn derived Ly the Feynman path integral method. Also, the wavefunction for the damped harmonic oscillator is obtained using an inverse quadratic potential.
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页码:162 / 167
页数:6
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