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LOI PHASES [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1985-04-30

English

Subject field(s)
  • Thermodynamics
DEF

A relationship used to determine the number of state variables, usually chosen from among temperature, pressure, and species compositions in each phase, which must be specified to fix the thermodynamic state of a system in equilibrium. It was derived by J. Willard Gibbs between 1875 and 1878.

French

Domaine(s)
  • Thermodynamique
DEF

Détermination de la variance d'un système matériel en équilibre, en fonction du nombre de ses phases, du nombre de ses constituants indépendants et du nombre des variables intensives qui agissent sur lui. On ne considère souvent, parmi les variables, que la température et la pression.

Key term(s)
  • règle des phases de Gibbs

Spanish

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