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单词 einstein's photoelectric equation
释义 einstein's photoelectric equation
noun
Usage: capitalized 1st E
Etymology: after Albert Einstein
: an equation in physics giving the kinetic energy of a photoelectron emitted from a metal as a result of the absorption of a radiation quantum: Ek=hν-ω where Ek is the kinetic energy of the photoelectron, h is the Planck constant, ν is the frequency associated with the radiation quantum, and ω the work function of the metal
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更新时间:2025/3/25 8:22:32