As an important concept in fundamental physics, quantum speed limits (QSLs) impose lower bounds on the evolution time required for a quantum system to evolve between two distinguishable states,[1] and the time–energy uncertainty principle is one of its possible physical interpretations.[2] QSL plays an important role in quantum information processing, which could be used to infer the maximal rate of information transfer,[3,4] analyze the scrambling of information,[5] improve measurement precision in quantum metrology,[6–8] estimate computational capacity,[9,10] explore quantum optimal control,[11–17] investigate entropy production rate in nonequilibrium quantum processes,[18,19] enhance the charging power of quantum batteries,[20–22] and so on.翻译并解释
时间: 2024-04-05 22:32:24 浏览: 34
量子速度极限(Quantum Speed Limits,QSLs)是量子物理学中一个重要的概念,它对量子系统从一个可区分状态演化到另一个可区分状态所需的时间施加了下限。时间-能量不确定性原理是它的一种可能的物理解释。QSL在量子信息处理中扮演着重要的角色,可用于推断最大信息传输速率,分析信息的混沌,提高量子计量学中的测量精度,估计计算能力,探索量子最优控制,研究非平衡量子过程中的熵产生速率,增强量子电池的充电能力等等。
相关问题
True or False. Fourier transform is a vital means in signal analysis. It transforms the in-time signal into the in-frequency signal.
True. The Fourier transform is a fundamental tool in signal analysis that converts a signal from its original time or space domain to a representation in the frequency domain. This allows for the analysis of the frequency content of a signal, which is often useful in fields such as audio processing, image processing, and communication systems.
翻译成中文In dynamical systems theory, a stable manifold is a set of points in phase space that converges towards a stable equilibrium point or limit cycle. More specifically, it is a set of initial conditions for which the system will converge towards the stable equilibrium or limit cycle. The stable manifold can be thought of as a geometric structure that characterizes the behavior of the system near the equilibrium or limit cycle. In the context of the HH neuron model discussed in the referenced article, the stable manifold is the set of initial conditions for which the system will converge towards the stable resting state of the neuron. This is because the stable resting state is the only stable equilibrium point of the system. Trajectories that start to the left of the stable manifold will quickly converge towards the stable resting state, while trajectories that start to the right of the stable manifold will diverge from the resting state and eventually converge towards the unstable equilibrium point. Overall, the stable manifold is a fundamental concept in dynamical systems theory and plays an important role in understanding the behavior of nonlinear systems such as the HH neuron model.
稳定流形是动力系统理论中的一组相空间点,它们收敛于稳定的均衡点或极限周期。更具体地说,它是一组系统将收敛到稳定均衡或极限周期的初始条件。稳定流形可以被认为是一种几何结构,它描述了系统在均衡或极限周期附近的行为。在参考文章中讨论的HH神经元模型的上下文中,稳定流形是一组系统将收敛到神经元稳定静止状态的初始条件。这是因为稳定静止状态是系统唯一的稳定均衡点。在稳定流形的左侧开始的轨道将迅速收敛到稳定静止状态,而在稳定流形的右侧开始的轨道将从静止状态分离,最终收敛到不稳定的均衡点。总的来说,稳定流形是动力系统理论中的一个基本概念,在理解非线性系统(如HH神经元模型)的行为中起着重要作用。
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