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Area Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection / Materials for dielectric devices

IEV ref561-06-07

Symbol
TCε

en
temperature coefficient of permittivity
relative change in permittivity due to a change in temperature divided by the change in temperature

TCε= ε T ε ref ε ref ( T T ref ) MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbbjxAHXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeqabiGaciGacaqadmaadaqaaqaaaOqaaiaadsfacaWGdbGaeq yTduMaeyypa0ZaaSaaaeaacqaH1oqzdaWgaaWcbaGaamivaaqabaGc caGGtaIaeqyTdu2aaSbaaSqaaiaabkhacaqGLbGaaeOzaaqabaaake aacqaH1oqzdaWgaaWcbaGaaeOCaiaabwgacaqGMbaabeaakmaabmaa baGaamivaiaacobicaWGubWaaSbaaSqaaiaabkhacaqGLbGaaeOzaa qabaaakiaawIcacaGLPaaaaaGaey41aqRaaGymaiaaicdadaahaaWc beqaaiaaiAdaaaGccaaMe8+aamWaaeaacaaIXaGaey41aqRaaGymai aaicdadaahaaWcbeqaaiaacobicaaI2aaaaOGaai4laiaabUeaaiaa wUfacaGLDbaaaaa@5CC5@

where

εT is the permittivity at temperature T;

εref is the permittivity at reference temperature Tref

Note 1 to entry: The temperature coefficient of permittivity is generally expressed in megakelvins to the power minus one (1/MK).


fr
coefficient de température de la permittivité, m
variation relative de la permittivité due à une variation de la température divisée par la variation de température

TCε= ε T ε ref ε ref ( T T ref ) MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbbjxAHXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeqabiGaciGacaqadmaadaqaaqaaaOqaaiaadsfacaWGdbGaeq yTduMaeyypa0ZaaSaaaeaacqaH1oqzdaWgaaWcbaGaamivaaqabaGc caGGtaIaeqyTdu2aaSbaaSqaaiaabkhacaqGLbGaaeOzaaqabaaake aacqaH1oqzdaWgaaWcbaGaaeOCaiaabwgacaqGMbaabeaakmaabmaa baGaamivaiaacobicaWGubWaaSbaaSqaaiaabkhacaqGLbGaaeOzaa qabaaakiaawIcacaGLPaaaaaGaey41aqRaaGymaiaaicdadaahaaWc beqaaiaaiAdaaaGccaaMe8+aamWaaeaacaaIXaGaey41aqRaaGymai aaicdadaahaaWcbeqaaiaacobicaaI2aaaaOGaai4laiaabUeaaiaa wUfacaGLDbaaaaa@5CC5@

εT est la permittivité à la température T;

εref est la permittivité à la température de référence Tref

Note 1 à l'article: Le coefficient de température de la permittivité s’exprime généralement en mégakelvin à la puissance moins un (1/MK).


ar
معدل تغير السماحية بالحرارة

de
Temperaturkoeffizient der Permittivität, m

es
coeficiente de temperatura de permitividad

it
coefficiente di temperatura della permettività

ko
유전율 온도 계수

ja
誘電率の温度係数

pl
współczynnik temperaturowy przenikalności elektrycznej, m

pt
coeficiente da temperatura da permitividade

zh
介电常数的温度系数

Publication date: 2016-07
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