- 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...
- \varepsilon _{0}} is the
electric permittivity of free space. The
susceptibility of a
medium is
related to its
relative permittivity ε r {\displaystyle \varepsilon...
-
coined by
William Thomson, 1st
Baron Kelvin in 1872, and used
alongside permittivity by
Oliver Heaviside in 1885. The
reciprocal of
permeability is magnetic...
-
dielectrics only have
positive permittivities, ϵ r {\displaystyle \epsilon _{r}} > 0.
Metals will
exhibit negative permittivity, ϵ r {\displaystyle \epsilon...
-
effective relative complex permittivity of the mixture, ε d {\displaystyle \varepsilon _{d}} is
relative complex permittivity of the
background medium containing...
- \epsilon } is the
material permittivity, and μ {\displaystyle \mu } is the
material permeability.
Because the
permittivity is anisotropic,
polarized light...
- and ε are the
absolute permeability and
permittivity of the medium, εr is the material's
relative permittivity, and μr is its
relative permeability. In...
-
where ε 0 {\displaystyle \varepsilon _{0}} is the
vacuum permittivity (also
called permittivity of free space), E is the
electric field, and P is the (macroscopic)...
