Avamprogetti

Grandezze di apprezzamento Livello di Livello di licenza Vincoli

esenzione

Radionuclide Tempo di Tipo di decadi- einh eing h10 h0,07 hc0,07 LL LA CA CS Nuclide figlio instabile

dimezzamento mento e di Sv/Bq Sv/Bq (mSv/h)/ (mSv/h)/GBq (mSv/h)/ Bq/g Bq Bq/m3 Bq/cm2

radiazione GBq a 1 m a 10 cm di (kBq/cm2)

di distanza distanza

1 2  4 5 6 7 8 9 10 11 1213

 Te-123 6.00 E14 a ec / ph 5.00E-09 4.40E-09 0.017 2 <0.1 1.E-01 1.00E+06 2.00E+03100

Te-123m 119.25 d it / ph 3.40E-09 1.40E-09 0.032 400 0.8 1.E+00 2.00E+06 2.00E+03 10  Te-123 Te-125m 57.40 d it / ph 2.90E-09 8.70E-10 0.027 500 1.1 1.E+03 2.00E+06 3.00E+033

Te-127 9.35 h  / ph 1.80E-10 1.70E-10 0.001 1000 1.4 1.E+03 3.00E+07 5.00E+043

Te-127m 109 d it, ^/ ph 6.20E-09 2.30E-09 0.009 40 0.5 1.E+01 [2] 1.00E+06 1.00E+03 10  Te-127 Te-129 69.6 min ^/ ph 5.70E-11 6.30E-11 0.012 1000 1.6 1.E+02 [1] 1.00E+08 1.00E+05 3  I-129 Te-129m 33.6 d it, ^/ ph 5.40E-09 3.00E-09 0.011 600 1.2 1.E+01 [2] 1.00E+06 2.00E+03 3  Te-129 Te-131 25.0 min ^/ ph 6.10E-11 8.70E-11 0.067 2000 2 1.E+02 1.00E+08 1.00E+05 3  I-131 Te-131m 30 h ^, it / ph 1.60E-09 1.90E-09 0.208 2000 1.5 1.E+01 [2] 4.00E+06 5.00E+03 3  I-131, Te-131 Te-132 3.204 d ^/ ph 3.00E-09 3.70E-09 0.050 700 0.7 1.E+00 [2] 2.00E+06 3.00E+03 10  I-132 [6] Te-134 41.8 min ^/ ph 1.10E-10 1.10E-10 0.142 2000 1.7 1.E+01 [1] 5.00E+07 8.00E+04 3  I-134 [6]

Te-133 12.5 min  / ph 4.40E-11 7.20E-11 0.151 1000 1.7 1.E+01 [1] 1.00E+08 2.00E+05 3  I-133 Te-133m 55.4 min , it / ph 1.90E-10 2.80E-10 0.344 1000 1.8 1.E+01 [1] 3.00E+07 4.00E+04 3  I-133, Te-133 I-120 81.6 min ec,  / ph 1.90E-10 3.40E-10 1.155 800 1.5 1.E+01 [1] 3.00E+07 4.00E+043

I-120m 53 min ec,  / ph 1.40E-10 2.10E-10 1.108 800 1.7 1.E+01 [1] 4.00E+07 6.00E+043

I-121 2.12 h ec,  / ph 3.90E-11 8.20E-11 0.077 400 0.4 1.E+02 [1] 2.00E+08 2.00E+05 10  Te-121 I-123 13.27 h ec / ph 1.10E-10 2.10E-10 0.043 400 0.3 1.E+02 5.00E+07 8.00E+04 30  Te-123 I-124 4.1760 d ec,  / ph 6.30E-09 1.30E-08 0.170 300 0.5 1.E+01 1.00E+06 1.00E+0310

I-125 59.400 d ec / ph 7.30E-09 1.50E-08 0.033 4 <0.1 1.E+02 8.00E+05 1.00E+0310

I-126 12.93 d ec, ,  / ph 1.40E-08 2.90E-08 0.078 700 0.7 1.E+01 4.00E+05 6.00E+0210

I-128 24.99 min , ec,  / ph 2.20E-11 4.60E-11 0.016 1000 1.5 1.E+02 [1] 3.00E+08 4.00E+053

I-129 1.57 E7 a  / ph 5.10E-08 1.10E-07 0.016 100 0.3 1.E-02 1.00E+05 2.00E+02 3  Xe-129 I-130 12.36 h  / ph 9.60E-10 2.00E-09 0.325 1000 1.6 1.E+01 6.00E+06 9.00E+033

I-131 8.02070 d  / ph 1.10E-08 2.20E-08 0.062 1000 1.4 1.E+01 5.00E+05 8.00E+02 3  Xe-131m I-132 2.295 h  / ph 2.00E-10 2.90E-10 0.338 1000 1.7 1.E+01 [1] 3.00E+07 4.00E+043

I-132m 1.387 h it, ^/ ph 1.10E-10 2.20E-10 0.055 300 1 1.E+02 5.00E+07 8.00E+04 10  I-132 [6]

 Xe-133, Xe-I-133 20.8 h ^/ ph 2.10E-09 4.30E-09 0.093 1000 1.6 1.E+01 3.00E+06 4.00E+03 3 133m

I-134 52.5 min  / ph 7.90E-11 1.10E-10 0.385 1000 1.8 1.E+01 [1] 8.00E+07 1.00E+053