V2EX matrix potential

Matrix Potential

释义 Definition(中文)

matrix potential矩阵势(能)。指用矩阵形式表示的势能项(或相互作用项),常见于量子力学/量子散射的多通道(coupled-channel)问题中,用来描述不同态(或不同通道)之间的耦合与相互作用。除这一常见用法外,在某些领域也可泛指“以矩阵表示的势函数”。

发音 Pronunciation(IPA)

/metrks ptnl/

例句 Examples

The matrix potential couples two quantum states.
矩阵势把两个量子态耦合在一起。

In coupled-channel scattering, the matrix potential determines how probability amplitude flows between channels as the particle moves through the interaction region.
在多通道散射中,矩阵势决定粒子穿过相互作用区域时,概率幅如何在不同通道之间转移。

词源 Etymology(中文)

matrix 源自拉丁语 matrix(“母体、孕育之物”),由 mater(“母亲”)相关词根发展而来;在数学中引申为“承载并组织信息的表格/结构”。
potential 源自拉丁语 potentia(“力量、能力”),与 potens(“有力的”)同源;在物理中引申为“势能/势(函数)”。组合起来,matrix potential 字面即“以矩阵形式组织的势”。

相关词 Related Words

文学与著作引用 Literary Works(中文)

  • Modern Quantum Mechanics(J. J. Sakurai):在讨论多态/多能级体系与有效哈密顿量时,常用矩阵形式表示相互作用(可对应矩阵势的思想)。
  • Quantum Mechanics: Non-Relativistic Theory(L. D. Landau & E. M. Lifshitz):涉及耦合方程与矩阵表示的相互作用项(相关语境中可出现矩阵势/矩阵相互作用的表述)。
  • Quantum Theory of Scattering(John R. Taylor):多通道散射理论中常出现用矩阵表示的势或相互作用核(matrix potential 的典型应用语境)。
  • Quantum Collision Theory(C. J. Joachain):在原子/分子碰撞与耦合通道方法中,矩阵势是常见建模对象之一。
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