Assertion: beam | /r/CapableOf | propagate in homogeneous medium
Facets:
value: in air
type: LOCATION
Source sentences:
text: This means that the beam divergence (and in fact the full beam propagation) can be calculated from the transverse complex amplitude profile of the beam at any one position along the beam axis, assuming that the beam propagates in a homogeneous medium (e.g. in air).