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一个含时谐振子的精确波函数的相干态 被引量:1
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作者 彭彦泽 彭松清 +1 位作者 范天佑 孙应飞 《Journal of Beijing Institute of Technology》 EI CAS 2002年第1期101-104,共4页
使用试探波函数方法首先获得一个含时谐振子的精确波函数,而后通过一个酉算子获得它的精确相干态.这些相干态有时间独立振子的大多数但不是全部性质.当质量和频率是常数而驱动又不存在时,获得的结果都可以退化到通常的结果。
关键词 含时谐振子 精确波函数 相干态 量子力学 酉算子
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Exact Wave Function of a Time-Dependent Quantum System
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作者 彭彦泽 彭松清 范天佑 《Journal of Beijing Institute of Technology》 EI CAS 2002年第4期422-423,共2页
To solve the problem in dispute about a Schrdinger equation with time-depenelent mass and frequency, by means of a simple transformation of variables, the time-dependent Schrdinger equation is transformed into the tim... To solve the problem in dispute about a Schrdinger equation with time-depenelent mass and frequency, by means of a simple transformation of variables, the time-dependent Schrdinger equation is transformed into the time-independent one first and then an exact wave function can be found. 展开更多
关键词 quantum system wave function transformation of variables
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Exact Wave Function of a Quantum Oscillator with Time-Dependent Frequency and Driving
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作者 彭彦泽 彭松清 范天佑 《Journal of Beijing Institute of Technology》 EI CAS 2001年第3期246-249,共4页
The harmonic oscillator with time? dependent frequency and driving is studied by means of a new, simple method. By means of simple transformations of variables, the time dependent Schrdinger equation is first tr... The harmonic oscillator with time? dependent frequency and driving is studied by means of a new, simple method. By means of simple transformations of variables, the time dependent Schrdinger equation is first transformed into the time independent one. And then exact wave function is found in terms of solutions of the classical equation of motion of the oscillator. 展开更多
关键词 time-dependent harmonic oscillator wave function classical equation of motion
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