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单词 chromophore
释义

Definition of chromophore in English:

chromophore

nounˈkrəʊməfɔːˈkroʊməˌfɔr
Chemistry
  • An atom or group whose presence is responsible for the colour of a compound.

    Example sentencesExamples
    • Benzene compounds with which chromophores are combined are known as chromogens.
    • Fading occurs when any chemical process breaks the sequence of conjugated double bonds constituting the chromophore - the dye moiety that imparts colour.
    • Some other dye systems are based on the chromophores triphenylmethane, xanthene, anthroquinone, indigo, and phthalocyanine.
    • While researchers have discovered all colored compounds do indeed contain one or more chromophores, not all chromophore containing compounds are colored.
    • A summary statement of possible differences between the photochemistry of simple organic compounds and protein-bound chromophores appears appropriate here.

Derivatives

  • chromophoric

  • adjective
    Chemistry
    • The carotenoid compounds, including beta-carotene, are essential components of our diets, acting as precursors to the chromophoric molecule rhodopsin, the pigment of vision.
      Example sentencesExamples
      • As the chromophoric part of the molecule is inserted deeper in the membrane, singlet oxygen is produced by photosensitization at a greater depth.
      • Here, internal protonation processes between the chromophoric group and the proton binding site close to the chromophoric group were assumed.
      • Such heterogeneous systems are generally characterized by the confinement of groups of chromophoric molecules to micron- or submicron-sized structures, which are dispersed in a buffered, partly aqueous medium.
      • Over the eons, photosynthetic organisms such as trees, plants, algae, and some bacteria have evolved a set of chromophoric pigments that efficiently capture sunlight, which they convert to energy that they use to sustain themselves.
 
 

Definition of chromophore in US English:

chromophore

nounˈkrōməˌfôrˈkroʊməˌfɔr
Chemistry
  • An atom or group whose presence is responsible for the color of a compound.

    Example sentencesExamples
    • A summary statement of possible differences between the photochemistry of simple organic compounds and protein-bound chromophores appears appropriate here.
    • Benzene compounds with which chromophores are combined are known as chromogens.
    • Fading occurs when any chemical process breaks the sequence of conjugated double bonds constituting the chromophore - the dye moiety that imparts colour.
    • Some other dye systems are based on the chromophores triphenylmethane, xanthene, anthroquinone, indigo, and phthalocyanine.
    • While researchers have discovered all colored compounds do indeed contain one or more chromophores, not all chromophore containing compounds are colored.
 
 
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更新时间:2024/12/24 2:25:09