- In electromagnetism, the
absolute permittivity,
often simply called permittivity and
denoted by the Gr****
letter ε (epsilon), is a
measure of the electric...
-
relative permittivity (in
older texts,
dielectric constant) is the
permittivity of a
material expressed as a
ratio with the
electric permittivity of a vacuum...
-
Vacuum permittivity,
commonly denoted ε0 (pronounced "epsilon nought" or "epsilon zero"), is the
value of the
absolute dielectric permittivity of classical...
-
coined by
William Thomson, 1st
Baron Kelvin in 1872, and used
alongside permittivity by
Oliver Heaviside in 1885. The
reciprocal of
permeability is magnetic...
- \varepsilon _{0}} is the
electric permittivity of free space. The
susceptibility of a
medium is
related to its
relative permittivity ε r {\displaystyle \varepsilon...
- \epsilon } is the
material permittivity, and μ {\displaystyle \mu } is the
material permeability.
Because the
permittivity is anisotropic,
polarized light...
- induction,
separation of
charges due to
electric fields.
Permittivity and
relative permittivity, the
electric polarizability of materials. Quantization...
-
spatial dispersion is a
phenomenon where material parameters such as the
permittivity or
conductivity have
dependence on wavevector.
Normally such a dependence...
-
dielectrics only have
positive permittivities, ϵ r {\displaystyle \epsilon _{r}} > 0.
Metals will
exhibit negative permittivity, ϵ r {\displaystyle \epsilon...
- also
demonstrated that the
electron induced permittivity modification was
reversible The
change in
permittivity occurs because of the
disruption in the atomic...
