TERMIUM Plus®

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PHYSICAL MATRIX EFFECT [1 record]

Record 1 1997-07-09

English

Subject field(s)
  • Chemistry
OBS

In surface analysis matrix effects] cause changes in Auger-Electron, photoelectron, secondary ion yield, or scattered ion intensity, the energy or shape of the signal of an element in any environment as compared to these quantities in a pure element. Physical matrix effects [correspond to] topographical and/or crystalline properties which effect the signal as described above.

French

Domaine(s)
  • Chimie
OBS

[En analyse de surface, les effets de matrice provoquent] des variations de rendements en électrons Auger, en photoélectrons, en ions secondaires diffusés ou dans l'intensité des ions diffusés, dans l'énergie ou dans la forme du signal d'un élément lorsqu'on compare les quantités observées dans un environnement donné avec les mêmes quantités observées pour l'élément pur. Les effets de matrices physiques [correspondent à] des propriétés topographiques et/ou cristallines qui affectent le signal de la façon décrite ci-dessus.

Spanish

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