V2EX cryogen

Cryogen

释义 Definition

cryogen(低温制冷剂/深冷剂):用于产生或维持极低温度的物质,常见为液氮、液氦等(多用于冷冻、低温实验与深冷工程)。

发音 Pronunciation

/kra..dn/

例句 Examples

Liquid nitrogen is a common cryogen used in laboratories.
液氮是一种在实验室里常用的低温制冷剂。

The detector must be cooled with a cryogen to reduce thermal noise and improve sensitivity.
为了降低热噪声并提高灵敏度,这个探测器必须用低温制冷剂进行冷却。

词源 Etymology

来自希腊语词根 cryo-(寒冷)+ -gen(产生/生成,源自 -genēs “出生的、产生的”),字面意思接近“产生低温(环境)的东西”。在现代英语里多指用于实现低温的介质

相关词 Related Words

文学与作品 Literary Works

  • 该词 cryogen 更常见于科研论文、工程规范、航天与低温技术资料中;在小说等文学语境里,更常用其派生词 cryogenic / cryogenics(如“cryogenic sleep 冷冻睡眠”)。
  • 以“低温/冷冻”主题著称、并常出现 cryogenic / cryogenics 等相关词的作品(用于拓展阅读与检索):
    • Kurt Vonnegut, Cat’s Cradle(《猫的摇篮》)
    • Robert A. Heinlein, The Door into Summer(《通往夏天的门》)
    • Philip K. Dick, Ubik(《尤比克》)
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