The relative permittivity (in older texts, dielectric constant) is the permittivity of a material expressed as a ratio with the electric permittivity of...

In electromagnetism, the absolute permittivity, often simply called permittivity and denoted by the Greek letter ε (epsilon), is a measure of the electric...

Vacuum permittivity, commonly denoted ε0 (pronounced "epsilon nought" or "epsilon zero"), is the value of the absolute dielectric permittivity of classical...

the absolute permeability and permittivity of the medium, εr is the material's relative permittivity, and μr is its relative permeability. In non-magnetic...

Curie–Weiss law applies to the dielectric constant, also known as the relative permittivity: ϵ = ϵ 0 + C T − T 0 . {\displaystyle \epsilon =\epsilon _{0}+{\frac...

coined by William Thomson, 1st Baron Kelvin in 1872, and used alongside permittivity by Oliver Heaviside in 1885. The reciprocal of permeability is magnetic...

polarisability. The latter is expressed by a number called the relative permittivity. Insulator is generally used to indicate electrical obstruction...

the degree of alignment is measured by the relative permittivity. Water has a high relative permittivity of about 80 at room temperature; because polarity...

Coulomb forces are screened in a crystal, which is expressed as a relative permittivity εr significantly larger than 1 and (b) the Effective mass of the...

measurement of skin hydration. It uses a capacitive sensor to measure the relative permittivity of upper skin layers. Because these depend on hydration of skin...

\varepsilon _{r}} is the relative dielectric constant of the medium and ε 0 {\displaystyle \varepsilon _{0}} is the vacuum permittivity. For water at room temperature...

mathematical formula for the frequency dependence of the complex-valued relative permittivity, sometimes referred to as the dielectric function. The model has...

Mossotti and Rudolf Clausius, expresses the dielectric constant (relative permittivity, εr) of a material in terms of the atomic polarizability, α, of...

induction, separation of charges due to electric fields. Permittivity and relative permittivity, the electric polarizability of materials. Quantization...

fluctuations can produce transient virtual particle densities and a relative permittivity and relative permeability that are not identically unity. In the theory...

frequently given as dimensionless constants; relative permittivity: ϵ r {\displaystyle \epsilon _{\text{r}}} and relative permeability: μ r {\displaystyle \mu...

(subtractive metallization, direct metal etch); air gaps to further reduce relative permittivity of intermetal dielectric and, therefore, interconnect capacitance;...

mathematical formula for the frequency dependence of the complex-valued relative permittivity, sometimes referred to as the dielectric function. The model has...

breakdown (D48/50) > 50 kV Dielectric strength 20 MV/m Relative permittivity (A) 4.4 Relative permittivity (D24/23) 4.4 Dissipation factor (A) 0.017 Dissipation...

area, where εSiO2 = 3.9 is the relative permittivity of silicon dioxide ε0 = 8.854×10−12 F/m is the vacuum permittivity tox is the oxide thickness. A....

defined for a medium with complex-valued relative permittivity ε r {\displaystyle \varepsilon _{r}} , relative permeability μ r {\displaystyle \mu _{r}}...

\varepsilon _{\mathrm {r} }=\epsilon /\epsilon _{0}} is the material's relative permittivity or dielectric constant (or in optics, the square of the refractive...

Insoluble Other characteristics Coefficient of thermal expansion (5.0–6.6)×10−6/K [citation needed] relative permittivity at 20 °C ε = 8.9–11.1 (anisotropic)...

electric field is applied (useful for actuator applications). The relative permittivity of lead zirconate titanate can range from 300 to 20000, depending...

_{1}} is the relative permittivity of the background material (pure ice), ϵ 2 {\displaystyle \epsilon _{2}} is the relative permittivity of the inclusion...

electron charge gets a defined value. In materials with relative permittivity, εr, and relative permeability, μr, the phase velocity of light becomes v...

permittivity and the (magnetic) permeability of the medium. For vacuum, these have the values ϵ0 and μ0, respectively. Hence we define the relative permittivity...

vector, ε {\displaystyle \varepsilon } is the relative permittivity, and μ {\displaystyle \mu } is the relative permeability of the material (1: the glass...

_{r}/(\epsilon _{r}+2)} where ϵ r {\displaystyle \epsilon _{r}} is the relative permittivity. Low charges on nanoparticles and microparticles are stable over...

εr″ is the imaginary part of the complex relative permittivity of the absorbing material, ε0 is the permittivity of free space and E the electric field...