V2EX quantum mechanics

Quantum Mechanics

定义 Definition

Quantum mechanics(量子力学)是物理学的一个基本分支,研究微观粒子(如原子、电子、光子等)的运动规律和相互作用。它描述了在极小尺度上物质和能量的行为,与经典力学有本质区别。

发音 Pronunciation

/kwntm mknks/(英式) /kwntm mknks/(美式)

例句 Examples

Quantum mechanics explains why electrons orbit the nucleus without falling into it.
量子力学解释了为什么电子绕原子核运动而不会掉入其中。

The principles of quantum mechanics have led to groundbreaking technologies such as lasers, semiconductors, and quantum computers, fundamentally reshaping modern civilization.
量子力学的原理催生了激光、半导体和量子计算机等突破性技术,从根本上重塑了现代文明。

词源 Etymology

Quantum 源自拉丁语 quantum,意为"多少、数量"。1900年,德国物理学家马克斯普朗克在研究黑体辐射时,提出能量不是连续的,而是以一份一份的"量子"形式存在。Mechanics 源自希腊语 mēkhanē(机械、装置),后经拉丁语 mechanica 演变而来,意为"力学"。二者结合后,quantum mechanics 一词在20世纪初正式确立,用以描述微观世界的物理规律。

相关词汇 Related Words

文学与著作引用 Literary References

  • 《上帝掷骰子吗?量子物理史话》(曹天元)一部以通俗方式讲述量子力学发展史的中文科普名著。
  • The Elegant Universe(Brian Greene)介绍量子力学与弦理论如何试图统一物理学。
  • ***Surely You're Joking, Mr. Feynman!***(Richard Feynman)诺贝尔物理学奖得主费曼的自传,多处涉及量子力学的思考与趣事。
  • Six Easy Pieces(Richard Feynman)费曼为普通读者撰写的物理入门书,其中专门讲解了量子力学的核心概念。
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