TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

RESIDUAL RAYS [1 record]

Record 1 2011-04-29

English

Subject field(s)
  • Remote Sensing
DEF

Narrow bands of enhanced reflectance that occur in transparent materials in which the refractive index is high or the absorption coefficient is large.

OBS

reststrahlen band: In the IR [infrared] region, refers to absorption of energy as a function of silica content.

OBS

reststrahlen: Etymology: German, "residual rays."

French

Domaine(s)
  • Télédétection
DEF

Rayonnement qui présente l'aspect d'un rayonnement réfléchi et qui provient, dans le cas de matériaux réfringents, d'un effet lié à la fois à un fort indice de réfraction et à un coefficient d'absorption élevé.

OBS

Ce type de rayonnement permet d'obtenir par télédétection des informations sur la composition chimique des matériaux de la surface terrestre.

Spanish

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