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量子整合性和混乱在一个周期性的Toda格子中,损失-收益平衡
Supriyo Ghosh1, Pijush K Ghosh1
1Department of Physics, Siksha-Bhavana, Visva-Bharati, Santiniketan 731 235, India.
Chaos (Woodbury, N.Y.)
|February 20, 2024
概括
我们研究了带有平衡损失收益的量子系统,发现二粒子系统是可集成的. 一个三粒子系统表现出量子整合性和混乱的混合相,这取决于损失-收益参数.
科学领域:
- 量子力学就是量子力学.
- 统计物理学的统计物理.
- 非线性动力学是一种非线性动力学.
背景情况:
- 量子托达格子是量子力学的基本模型.
- 了解整合性和混乱对于复杂的量子系统至关重要.
- 在开放的量子系统中,平衡的损失-收益机制是很重要的.
研究的目的:
- 调查量子Toda网格的可整合性和混乱行为,以平衡的损失-收益.
- 分析损失-收益参数对系统动态的影响.
- 探索可整合和混乱阶段之间的过渡.
主要方法:
- 运动积分的分析推导.
- 边界状态能量和自身函数的数值计算.
- 对水平间距和间隙比率分布的分析.
- 研究激发状态中的水平排斥和复杂性.
主要成果:
- 具有平衡损失-收益的双粒子量子Toda网格是可集成的,发现了两个运动积分.
- 三颗粒子系统呈现的是可整合性和混乱的混合阶段.
- 一个关键的损失-收益参数值决定了从可整合到混乱的过渡.
- 在临界值时,水平间距和差距比率分布从维格纳-戴森统计变为波松统计.
结论:
- 带有平衡损失-收益的量子Toda网格展示了从可整合性到混乱的过渡.
- 损失-收益参数关键控制系统的动态行为.
- 这些发现提供了关于开放量子系统中可整合性和混乱的相互作用的见解.
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