L09_A
The Maxwellian Distribution
Most Probable Energy
The Gas Law
2-14 Atom Density

L09_B
Radiation Interactions with Matter
    mechanism
    rate of interaction
    energy exchange
    crosssection
    flax
    attenuation coefficient
Type of interaction
    Elastic Scattering
    In-Elastic Scattering
    radiative capture
        activation analysis
        absorption reaction
    Charged particle reaction
    Neutron producing reaction