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dichroism

/dahy-kroh-iz-uhm/US // ˈdaɪ kroʊˌɪz əm //UK // (ˈdaɪkrəʊˌɪzəm) //

二色性,二分法,二色法,分色法

Definitions

n.名词 noun
  1. 1
    • : Crystallography. pleochroism of a uniaxial crystal such that it exhibits two different colors when viewed from two different directions under transmitted light.
    • : Chemistry. the exhibition of essentially different colors by certain solutions in different degrees of dilution or concentration.

Examples

  • Neither amorphous minerals, like opal, nor minerals crystallizing in the cubic system, like Dichroism.

  • The marked dichroism of tourmaline will also help detect it.

  • The dichroism is feeble too, whereas that of tourmaline is strong.

  • The zircon, for example, is strongly doubly refracting, but shows hardly any dichroism.

  • Not all stones that are doubly refracting exhibit dichroism.