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Yt169 Datasheet

 

          

 

Ytterbium 169

Half Life: 32 days
Mode of decay: Gamma 63-308 keV (avg 145 keV)
Exposure Rate (1Ci at 1 metre): 0.125 mSv/hr
Optimum working thickness: 2mm to 10mm steel
Attenuation Value Layers:
Material 1/2 1/10 1/100
Lead (Pb)      
U-238      
Tungsten (W)      

 

 

 

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