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单词 photodissociation
释义

Definition of photodissociation in English:

photodissociation

noun ˈfəʊtə(ʊ)dɪˌsəʊʃɪˈeɪʃ(ə)nˌfōdōdiˌsōsēˈāSH(ə)nˌfōdōdiˌsōSHēˈāSH(ə)n
mass nounChemistry
  • Dissociation of a chemical compound by the action of light.

    〔化〕光致离解,光解

    ozone is produced at stratospheric levels by photodissociation of molecular oxygen
    Example sentencesExamples
    • The retention of motion in heme proteins in sugar glasses is also shown by the recombination of CO after photodissociation.
    • Oxygen would be produced by photodissociation of water vapour.
    • This method is also useful to probe the oxygen on/off rates, especially when the quantum yield for oxygen photodissociation is low.
    • This involves photodissociation or direct breaking of intramolecular bonds in biopolymers, caused by absorption of incident photons and subsequent release of biological material.
    • The size of the peak indicates complete photodissociation of carbon monoxide.

Definition of photodissociation in US English:

photodissociation

nounˌfōdōdiˌsōsēˈāSH(ə)nˌfōdōdiˌsōSHēˈāSH(ə)n
Chemistry
  • Dissociation of a chemical compound by the action of light.

    〔化〕光致离解,光解

    ozone is produced at stratospheric levels by photodissociation of molecular oxygen
    Example sentencesExamples
    • Oxygen would be produced by photodissociation of water vapour.
    • This method is also useful to probe the oxygen on/off rates, especially when the quantum yield for oxygen photodissociation is low.
    • The retention of motion in heme proteins in sugar glasses is also shown by the recombination of CO after photodissociation.
    • The size of the peak indicates complete photodissociation of carbon monoxide.
    • This involves photodissociation or direct breaking of intramolecular bonds in biopolymers, caused by absorption of incident photons and subsequent release of biological material.
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更新时间:2025/6/19 6:12:08