在具有非线性时间延迟反的随机系统中产生热量
Robin A Kopp1, Sabine H L Klapp1
1Institut für Theoretische Physik, <a href="https://ror.org/03v4gjf40">Technische Universität Berlin</a>, Hardenbergstraße 36, D-10623 Berlin, Germany.
Physical review. E
|December 18, 2024
概括
这项研究探讨了由时间延迟反驱动的粒子运动中的热量产生. 即使在持久运动值以下,也会产生非零热量,从而揭示系统的内部.
科学领域:
- 统计物理 统计物理
- 非线性动力学是一种非线性动力学.
- 随机过程 随机过程
背景情况:
- 排斥性,非线性,时间延迟的反可以诱导粒子的持续运动.
- 了解热量产生对于描述不平衡系统至关重要.
研究的目的:
- 调查持续运动值周围的热量产生率.
- 分析反参数对热量产生的影响.
主要方法:
- 粒子运动的数值模拟.
- 分析方法包括线性延迟系统和小延迟近似.
主要成果:
- 在持久运动值以下观察到非零的平均热量产生率.
- 热量产生明显增加超过值,与延迟时间达到峰值.
- 散散热分布非高斯式,不同于恒定力场景.
结论:
- 时间延迟的反驱动不平衡的热量产生,即使在低反水平.
- 系统在持续运动值附近的行为是复杂的,并取决于反特征.
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