TERMIUM Plus®

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AIRYS SPIRAL [1 record]

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Alphabetical list of terms

Record 1 1997-03-12

English

Subject field(s)
  • Mineralogy
  • Optics
DEF

The four-rayed spiral curve that appears when sections of right-handed and left-handed quartz crystals are placed together between crossed polarizers.

French

Domaine(s)
  • Minéralogie
  • Optique
DEF

[...] phénomène de polarisation rotatoire, qui se produit lorsqu'on observe, entre deux tourmalines croisées, deux lames de quartz de même épaisseur, mais de rotation inverse.

OBS

Généralement usité au pluriel d'après la source DCHIM.

Key term(s)
  • spirales d'Airy

Spanish

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