镅 (méi) - Americium — a synthetic radioactive metallic element in

镅Tone 2

méi ｜ 14 strokes ｜ radical:

伦妙

镅 · méi

Americium — a synthetic radioactive metallic element in the actinide series, atomic number 95.

Americium — a synthetic radioactive metallic element in

Usage highlights

element americiumamericium isotopeamericiumamericium compoundradioactive americiumamericium discovery

Synonyms

Usage & contexts

Examples

  • Americium-241 is used in smoke detectors (镅-241).
  • The element americium was discovered in 1944 (元素镅).
  • This sample contains traces of americium (含有镅).

Collocations

  • element americium(元素镅)
  • americium isotope(镅同位素)
  • americium-241(镅-241)
  • americium compound(镅化合物)
  • radioactive americium(放射性镅)
  • americium discovery(镅的发现)

Cultural background

FAQ
  • Americium is named after the Americas, analogous to europium being named after Europe.
  • It was the fourth synthetic transuranium element to be discovered.
  • Americium-241 is commonly used in household smoke detectors.

FAQ