DF: combination of either a photon or an electron source and associated instrumentation that provides uniform and reproducible absorbed dose, or absorbed dose rates, at specified locations within a specific material. The absorbed dose shall be tracea
DF: combination of either a photon or an electron source and associated instrumentation that provides uniform and reproducible absorbed dose, or absorbed dose rates, at specified locations within a specific material. The absorbed dose shall be tracea
DF: combination of either a photon or an electron source and associated instrumentation that provides uniform and reproducible absorbed dose, or absorbed dose rates, at specified locations within a specific material. The absorbed dose shall be tracea