Strahl (disambiguation)

Beam is:

For a directed half-line (English ray), the beam ( geometry)
For the imaginary line of the radiation course (English ray), see Geometrical Optics
For a directed radiation power ( engl. beam), the beam
For a non (everywhere) of walls commutated normal, ponderable matter (german jet), the jet matter
In the mechanism for the connection of the origin to a ground point, the scanning beam
In a star or asterisk as a geometric figure or icon for an arm, see Stern ( geometry)
In astronomy for a formation in the vicinity of the crater, see ray system
For a portion of the hoof, hoof see # frog corium, corium cunei
Fishing for the bony or cartilaginous part of a fin ( fin ray ), see Fin # Design
In mineralogy for a crystal as a Fund object, see Spotlight ( activity )
For a message means test ship of the German Navy, see Ray (1902 )
For a speed boat called the German Navy jet, see Vosper - class
Until the 17th century for an arrow. This now obsolete meaning of the word still shows up in the Slavic languages , such as the Russian стрела ( strela ) "arrow".
Střelná ( Košťany ) ( beam ), part of Košťany, Czech Republic

The majority of radiation is in particular

Radiation in general
Radiation from radioactive substances, colloquially nuclear radiation, see radioactivity

Radiate as a verb is

A method of surface treatment of materials, see Beam Technology
The delivery of radiation, for example light or radioactivity
A Swiss German name for crystal Search in the mountains, see Spotlight ( activity )

Beam is the surname of: