V2EX wave mechanics

Wave Mechanics

Definition / 定义

wave mechanics(波动力学/波动力学):量子力学的一种早期表述方式,强调用波函数来描述粒子体系的状态与演化,核心方程是薛定谔方程。常与“matrix mechanics(矩阵力学)”并列,后来两者被证明在数学上等价。该词在现代也常泛指以波动形式处理量子问题的框架。

Pronunciation / 发音

/wev mknks/

Examples / 例句

Wave mechanics explains electron behavior in atoms using a wavefunction.
波动力学用波函数来解释原子中电子的行为。

Although wave mechanics and matrix mechanics began as competing approaches, they were later shown to be equivalent formulations of quantum theory.
尽管波动力学和矩阵力学起初被视为相互竞争的路径,但后来证明它们是量子理论的等价表述。

Etymology / 词源

wave(波)+ mechanics(力学/力学体系)。该术语在20世纪20年代量子理论形成期广泛使用,尤其与薛定谔(Erwin Schrdinger)提出的以波动方程描述微观粒子的思想密切相关,因此也常被理解为“薛定谔式的量子力学表述”。

Related Words / 相关词

Literary Works / 文学作品

  • The Principles of Quantum Mechanics(P. A. M. Dirac):在讨论量子理论的不同表述时涉及“wave mechanics”。
  • Quantum Mechanics: Non-Relativistic Theory(L. D. Landau & E. M. Lifshitz):在历史与理论叙述中常提到波动力学与其形式主义。
  • 薛定谔1926年论文(如 Quantisierung als Eigenwertproblem):虽为德文原文,但在英译与后续讨论中“wave mechanics”常用来概括其理论体系。
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