痕量同位素是指在自然界中仅以极少的量(即痕量)存在的同位素,皆为半衰期较短的放射性同位素。自然界中的痕量同位素大多为长寿命的原始放射性同位素(如铀-238、钍-232等)之衰变产物,或者是宇宙射线撞击地球物质后的产物。[1][2][3]
Remove ads
列表
Remove ads
Remove ads
Remove ads
引用
Wikiwand in your browser!
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.
Remove ads