V2EX quantum magnetism

Quantum Magnetism

定义 Definition

量子磁性:研究磁性现象在量子力学层面的起源与行为的领域,重点关注电子自旋(spin)、量子涨落、交换相互作用以及由此产生的磁性相与集体现象(如反铁磁、量子自旋液体等)。

发音 Pronunciation (IPA)

/kwntm mntzm/

例句 Examples

Quantum magnetism explains why some materials become antiferromagnets at low temperatures.
量子磁性解释了为什么一些材料在低温下会变成反铁磁体。

In low-dimensional systems, quantum magnetism can produce exotic phases where spins remain highly entangled instead of forming simple magnetic order.
在低维体系中,量子磁性可能产生奇异相态:自旋并不形成简单的磁有序,而是保持高度量子纠缠。

词源 Etymology

quantum 源自拉丁语 quantus(“多少、数量”),在现代物理中指“量子化”的最小离散单位;magnetism 来自希腊语 magnes(与“磁石/磁铁”相关的词根),指磁现象。合在一起,quantum magnetism 强调“磁性必须用量子力学(尤其是自旋与交换作用)来理解”,而不仅仅是经典磁偶极的排列

相关词 Related Words

文学与著作中的用例 Literary Works

  • Interacting Electrons and Quantum Magnetism(Assa Auerbach)
  • Quantum Theory of Magnetism(Daniel C. Mattis)
  • Quantum Phase Transitions(Subir Sachdev,涉及“quantum magnetism/quantum magnets”的核心讨论)
  • Introduction to Frustrated Magnetism(多章讨论量子磁性与受挫自旋体系)
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