decay constant

短语

[计] 衰减常数 [医] 蜕变常数, 衰老常数(放射性物质)

词形变化

decay constants 复数 decay constants

释义与例句

n.
  1. 1.

    In a radioactive material, an atom's probability, per unit time, of decaying; it is related to half-life by the equation t_1/2=(ln 2)/λ, where t_1/2 is the half-life, and λ is the decay constant.