General Technical - doe-std-1174-20030013

DOE-STD-1174-2003

Note: When regulations, Department of Energy directives, or other industry standards are

referenced in the Qualification Standard, the most recent revision should be used.

GENERAL TECHNICAL

Radiation protection personnel shall demonstrate a working level knowledge of

the various types of radiation and how they interact with matter.

Supporting Knowledge and/or Skills

Describe each of the following forms of radiation in terms of structure, mass, origin,

and electrostatic charge:

Alpha

Beta

Neutron

Gamma

X-ray

Describe the interactions of the following with matter:

Charged particle interactions

Alpha particle

Beta particle (Positron annihilation and Bremsstrahlung)

Neutron interaction

Elastic scattering

Inelastic scattering

Fission

Capture, absorption, or activation

Photon interactions

Photoelectric effect

Compton scattering

Pair production

Discuss the shielding materials used for each of the above types of radiation and

explain which are the best materials based on the interactions of radiation with

matter.

Define "range" and describe the range energy relations of charged particles

including:

Factors that affect the range of charged particles

Relative range of alpha and beta in air and tissue

Describe the attenuation of gamma and neutron radiation in shielding materials

including:

Exponential attenuation

Build-up