- in the form of tape, with the tape in its
blank form
being initially demagnetised. When recording, the tape runs at a
constant speed. The
writing head...
- In
classical electromagnetism,
magnetization is the
vector field that
expresses the
density of
permanent or
induced magnetic dipole moments in a magnetic...
-
temperatures of millikelvins, then the next
stage uses
adiabatic nuclear demagnetisation to
reach picokelvins.
Extremely low
temperatures are
useful for observation...
- even
millionths of a
degree above absolute zero) is via
adiabatic demagnetisation,
where the
change in
magnetic field on a
magnetic material is used...
-
difference in the
oscillations when the bar was
magnetised and when it was
demagnetised allowed Gauss to
calculate an
absolute value for the
strength of the...
- high
current in the
coils can
create a
magnetic field strong enough to
demagnetise the magnets.
Brushed machines are
machines where the
rotor coil is supplied...
-
human suffering". He also
invented a
curling iron, an
apparatus for
demagnetising watches, magno-electric machines,
devices to
prevent the
rolling of...
-
material changed under the
influence of an
external magnetic field. When
demagnetised, a magnet’s
dipoles are
pointing in
random directions hence the net magnetic...
- environment. The
magnetic signature is
reduced by the
presence of a
demagnetisation belt.[citation needed] The
acoustic signature is
minimized by mounting...
-
system developed for
portable room air
cleaners Continuous Adiabatic Demagnetisation Refrigeration, a multi-stage
magnetic refrigeration system Center for...