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SURFACE CHARGE DENSITY [1 record]

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Record 1 2024-12-12

English

Subject field(s)
  • Physics
  • Chemistry
  • Electrostatics
CONT

The surface charge density of a membrane is the total electric charge per unit of membrane surface area.

French

Domaine(s)
  • Physique
  • Chimie
  • Électrostatique
CONT

Afin de décrire une plaque chargée, il est pratique de spécifier sa densité surfacique de charge (symbole : [...] la lettre grecque sigma [en minuscule]), exprimée, dans le SI [système international], en coulombs par mètre carré (C/m2). De manière générale, la valeur de [sigma en minuscule] peut varier d'un endroit à l'autre sur la plaque. Pour une place uniformément chargée, la densité surfacique de charge est la même partout. Elle est égale à la charge «q» de la plaque divisée par son aire «A» [...]

Spanish

Campo(s) temático(s)
  • Física
  • Química
  • Electrostática
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