V2EX cyclotron

Cyclotron

释义 Definition

回旋加速器:一种利用恒定磁场使带电粒子做圆周运动,并用交变电场在每次通过加速间隙时逐步加速的粒子加速器。常用于核物理研究、同位素生产和医学放射治疗等领域。

发音 Pronunciation

/sakltrn/

例句 Examples

The hospital uses a cyclotron to produce medical isotopes.
医院使用回旋加速器来生产医用同位素。

Researchers calibrated the cyclotron carefully so the beam energy matched the experiment’s requirements.
研究人员仔细校准回旋加速器,使束流能量符合实验要求。

词源 Etymology

cyclotron 由 **cyclo-**(表示“圆、循环”,源自希腊语 kyklos “圆圈”)和 -tron(常见于仪器名称的后缀,表示“装置/器械”)构成,字面含义可理解为“与圆周运动相关的装置”。该术语与20世纪早期粒子加速技术的发展密切相关。

相关词 Related Words

文学作品与著名文本 Notable Works

  • Ernest Lawrence 等人的早期科研论文与报道中频繁出现 cyclotron(作为该装置的核心术语与研究对象)。
  • 许多面向大众的科学史著作(如关于20世纪物理学与核科学发展的书籍)在讲述粒子加速器发展时常使用 cyclotron
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