- domains. This
results in the
large observed magnetic permeability of
ferromagnetics, and the
ability of
magnetically hard
materials to form
permanent magnets...
- two
aspects of electromagnetism. The most
familiar effects occur in
ferromagnetic materials,
which are
strongly attracted by
magnetic fields and can be...
-
magnetic materials magnetite and lodestone, are
similar to but
weaker than
ferromagnetics. The
difference between ferro- and
ferrimagnetic materials is related...
- The term is used in
analogy to
ferromagnetism, in
which a
material exhibits a
permanent magnetic moment.
Ferromagnetism was
already known when ferroelectricity...
- the
Hamiltonian H {\displaystyle {\mathcal {H}}} for the
Heisenberg ferromagnet: H = − 1 2 J ∑ i , j S i ⋅ S j − g μ B ∑ i H ⋅ S i {\displaystyle {\mathcal...
- thin
enough (typically a few nanometres),
electrons can
tunnel from one
ferromagnet into the other.
Since this
process is
forbidden in
classical physics...
- to the
poles of a magnet. It is a
colloidal liquid made of
nanoscale ferromagnetic or
ferrimagnetic particles suspended in a
carrier fluid (usually an...
-
Ferromagnetic resonance, or FMR, is
coupling between an
electromagnetic wave and the
magnetization of a
medium through which it p****es. This coupling...
-
temperature called the
Curie temperature, the
magnetization of a
piece of
ferromagnetic material spontaneously divides into many
small regions called magnetic...
-
different sublattices)
pointing in
opposite directions. This is, like
ferromagnetism and ferrimagnetism, a
manifestation of
ordered magnetism. The phenomenon...
