| 单词 | photoionization |
| 释义 | photoionization[ foh-toh-ahy-uh-nuh-zey-shuhn ] / ˌfoʊ toʊˌaɪ ə nəˈzeɪ ʃən / noun Physics.the phenomenon in which the absorption of electromagnetic radiation by an atom in a gas induces the atom to emit a bound electron and thereby become ionized. Origin of photoionizationFirst recorded in 1910–15; photo- + ionization Words nearby photoionizationphotography, photogravure, photoheliograph, photoinactivation, photoinduced, photoionization, photoisomerization, photojournalism, photokinesis, photo layout, photolitho Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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