X-rays

Concept of X-rays

In relation to securing dangerous material (in case of crisis or terrorism) a meaning of x-rays may be outlined, in general regarding European law, as follows: or Roentgen-rays, penetrating electromagnetic radiation, which has wavelengths much shorter than those of visible light. X-rays are emitted by electrons, outside the nucleus of an atom, as they (the electrons) loose energy.[1]

Resources

Notes and References

1. Definition of x-rays published by the European Commission