Radiation Shielding (Attenuation)

Radiation Shielding (Attenuation)

RI-04
ASPCSPAdvanced

Formula
I = Io × β × e^(−μx)
When to Use

Calculate radiation intensity after passing through a shielding material.

Symbol Legend
SymbolMeaningUnitNote
IIntensity after shieldingmR/hr
IoInitial intensityunshielded
βBuildup factor for scatterAssume β=1 unless stated
eNatural log base2.718
μLinear attenuation coefficientcm⁻¹Material-specific

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