V2EX electroneutrality

Electroneutrality

定义 Definition

电中性(electroneutrality):指一个体系在整体尺度上正电荷与负电荷总量相等,因此净电荷为零的状态或原则。常用于电解质溶液、等离子体、电化学与固体离子导体等语境。(在微观局部仍可能存在电荷分离,但整体保持电中性。)

发音 Pronunciation (IPA)

/lktrnjutrlti/

例句 Examples

The solution maintains electroneutrality overall.
该溶液在整体上保持电中性。

Although ions move under an electric field, electroneutrality is usually preserved in the bulk of the electrolyte.
尽管离子会在电场作用下移动,但在电解质的主体区域通常仍保持电中性。

词源 Etymology

由 **electro-**(与电有关)+ neutral(中性的)+ -ity(名词后缀,表示性质/状态)构成,字面意思是“电的中性状态”。该术语在电化学与物理化学中用于概括“体系净电荷为零”的基本约束。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Electrochemical Methods: Fundamentals and Applications(A. J. Bard & L. R. Faulkner)
  • Physical Chemistry(P. Atkins 等教材版本中常见相关表述)
  • Transport Phenomena(Bird, Stewart & Lightfoot,在多组分传递与电解质传输章节常出现)
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