- In physics, a wave
vector (or
wavevector) is a
vector used in
describing a wave, with a
typical unit
being cycle per metre. It has a
magnitude and direction...
- the set of all
vectors G m {\displaystyle \mathbf {G} _{m}} , that are
wavevectors k of
plane waves in the
Fourier series of a
spatial function whose periodicity...
- (reciprocal lattice)
space that is
related to the crystal's lattice.
Wavevectors outside the
Brillouin zone
simply correspond to
states that are physically...
-
origin for the
wavevectors, the
black spots are
reciprocal lattice points (vectors) and
shown in blue are
three wavevectors. For the
wavevector k 1 {\displaystyle...
- the two
sheets of the
surface of
wavevectors collide at a
conoidal point. To be more precise, the
surface of
wavevectors satisfy the
following degree-4...
-
angular wave
vector k, respectively. They form the
components of the four-
wavevector or wave four-vector: K = ( ω c , k → ) = ( ω c , ω v p n ^ ) . {\displaystyle...
- (cosine)
waves f(x, t) with
their respective angular frequencies and
wavevectors. f ( x , t ) = cos ( k 1 x − ω 1 t ) + cos ( k 2 x − ω 2 t ) = 2...
- \epsilon (k)} can be
understood as a hard
cutoff for
wavevectors exceeding twice the
Fermi wavevector, and this hard
cutoff causing a form of
ringing artifact...
- the
importance of
electric restoring forces does not
diminish at high
wavevectors. two
transverse wave
modes appear (actually, four modes, in
pairs with...
- {\displaystyle d^{3}\mathbf {k} } .) For a
crystalline sample these wavevectors have to be of the same
magnitude for
elastic scattering (no
change in...
