V2EX galvanic

Galvanic

Definition / 释义

galvanic(形容词)主要指由化学反应产生电流的;电化学的(如“原电池/伏打电池”相关)。在工程与材料语境中也常指电偶腐蚀(galvanic corrosion)相关的。另有较常见的引申义:使人猛然受到刺激、被“电”到般激发的(偏书面)。

Pronunciation / 发音

/lvnk/

Examples / 例句

The two metals formed a galvanic cell in saltwater.
这两种金属在盐水中形成了一个原电池。

Because the bolts and the aluminum frame were galvanically incompatible, the joint corroded rapidly in the coastal climate.
由于螺栓与铝合金框架在电化学上不相容,这个连接处在海边气候中迅速发生了腐蚀。

Etymology / 词源

该词来自意大利生理学家 Luigi Galvani(路易吉伽伐尼) 的姓氏。18世纪末他研究“动物电”(肌肉在电刺激下的收缩),相关现象与后来发展出的电化学概念联系紧密,因此以他的名字衍生出 galvanic(电化学的、伽伐尼式的)等词。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Ullmann’s Encyclopedia of Industrial Chemistry(常用于讨论galvanic corrosion与材料配对)
  • ASM Handbook, Volume 13A: Corrosion: Fundamentals, Testing, and Protection(大量出现 galvanic 相关术语与案例)
  • Journal of the Electrochemical Society(电化学领域论文中频繁使用 galvanic,如电池与腐蚀研究)
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