An electron released from an atom by the action of a photon; esp. one emitted from a solid surface under the action of incident light.
| 单词 | θ78818 |
| 释义 | the world > matter > physics > atomic physics > ion > ionization > [noun] > electron released from atom (1) photoelectron1913 An electron released from an atom by the action of a photon; esp. one emitted from a solid surface under the action of incident light. |
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