V2EX gamma radiation

Gamma Radiation

定义 Definition

gamma radiation(伽马辐射/γ射线):一种能量极高的电磁辐射,波长极短、穿透力很强,常来自放射性衰变、核反应或宇宙天体现象;可对生物组织造成损伤,也可用于医疗与工业(如放射治疗、灭菌、无损检测)。

发音 Pronunciation

/m redien/

例句 Examples

Gamma radiation can damage living cells if exposure is high.
伽马辐射在剂量较高时会损伤活细胞。

Scientists measured gamma radiation near the reactor to assess the risk after the accident.
事故发生后,科学家在反应堆附近测量伽马辐射,以评估风险。

词源 Etymology

gamma 来自希腊字母 Γ/γ(gamma)。在早期研究中,人们按穿透能力与性质将放射线分为 α、β、γ 三类,“γ射线”因当时被归为第三类而得名。radiation 源自拉丁语 radiāre(“放射、发光”),合起来即“伽马射线/伽马辐射”。

相关词 Related Words

文学与著名作品 Notable Works

  • 《The Making of the Atomic Bomb》(Richard Rhodes):涉及核反应与辐射类型的讨论,包含对伽马辐射的提及。
  • 《Midnight in Chernobyl》(Adam Higginbotham):描述切尔诺贝利事故与辐射监测情境中出现“gamma radiation”。
  • 《The Hot Zone》(Richard Preston):在讨论致病性与防护时提到不同类型的辐射风险,包括伽马辐射。
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