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
- : 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.
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