V2EX heliosheath

Heliosheath

Definition 定义

heliosheath(日鞘/日光层鞘层):指太阳风在“终止激波”(termination shock)之后减速、变得更湍动的区域,位于太阳系外缘,介于终止激波与日球层顶(heliopause)之间。

Pronunciation 发音

/hili.oiθ/

Examples 例句

The Voyager probes sent back data from the heliosheath.
“旅行者”探测器传回了来自日鞘区域的数据。

As the solar wind slows down beyond the termination shock, the heliosheath becomes a turbulent boundary region where solar and interstellar particles mix.
当太阳风越过终止激波后减速,日鞘就成为一个湍动的边界区域,在那里太阳粒子与星际粒子发生混合。

Etymology 词源

由 **helio-**(来自希腊语 Hēlios,意为“太阳”)+ sheath(英语“鞘、套层”)构成,字面意思是“包裹太阳(日球层)的鞘状区域”。该词主要用于天体物理与空间科学语境。

Related Words 相关词

Literary / Notable Works 文学与著名作品

  • Encyclopedia of the Solar System(收录日鞘、日球层顶等术语与相关章节)
  • The Heliosphere through the Solar Activity Cycle(围绕日球层结构与日鞘物理的专题著作)
  • NASA Voyager 任务相关公开报告与科普资料(频繁使用 heliosheath 描述探测器所处的太阳系边界区域)
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