Projets

Grandeurs Limite de libéra- Limite d’autori-Valeurs directrices

d’appréciation tion sation

Nucléide Période Mode de désinté-einh eing h10 h0,07 hc0,07 LL LA CA CS Nucléide de

gration / rayon- Sv/Bq Sv/Bq (mSv/h)/G (mSv/h)/GBq à (mSv/h)/ Bq/g Bq Bq/m3 Bq/cm2 filiation instable nement Bq à 1 m 10 cm de (kBq/cm2)

de distance

distance

1 2  4 5 6 7 8 9 10 11 1213

Pu-246 10.84 d ^/ ph 7.00E-09 3.30E-09 0.034 700 0.7 1.E+01 [2] 9.00E+05 1.00E+03 10  Am-246 Am-237 73.0 min ec,  / ph 3.60E-11 1.80E-11 0.073 800 0.7 1.E+02 [1] 2.00E+08 2.00E+05 10  Pu-237, Np-233 Am-238 98 min ec, ^,  / ph 6.60E-11 3.20E-11 0.145 60 0.1 1.E+01 [1] 9.00E+07 1.00E+05 100  Pu-238, Np-234 Am-239 11.9 h ec,  / ph 2.90E-10 2.40E-10 0.059 1000 1.4 1.E+02 [1] 2.00E+07 3.00E+04 3  Pu-239, Np-235 Am-240 50.8 h ec,  / ph 5.90E-10 5.80E-10 0.171 50 0.3 1.E+01 1.00E+07 1.00E+04 30  Pu-240, Np-236 Am-241 432.2 a  / ph 2.70E-05 2.00E-07 0.019 6 <0.1 1.E-01 2.00E+02 3.00E-01 1  Np-237 Am-242 16.02 h ^, ec / ph 1.20E-08 3.00E-10 0.009 1000 1.1 1.E+03 5.00E+05 7.00E+02 3  Cm-242, Pu-242 Am-242m 141 a it,  / ph 2.40E-05 1.90E-07 0.006 2 <0.1 1.E-01 [2] 3.00E+02 3.00E-01 1  Am-242, Np-

238 Am-243 7.37 E3 a  / ph 2.70E-05 2.00E-07 0.014 2 <0.1 1.E-01 [2] 2.00E+02 3.00E-01 1  Np-239 Am-244 10.1 h ^/ ph 1.50E-09 4.60E-10 0.145 3000 2.9 1.E+01 4.00E+06 6.00E+03 3  Cm-244 Am-244m 26 min ^/ ph 6.20E-11 2.90E-11 0.002 1000 1.6 1.E+04 [1] 1.00E+08 1.00E+05 3  Cm-244 Am-245 2.05 h ^/ ph 7.60E-11 6.20E-11 0.007 2000 1.8 1.E+03 8.00E+07 1.00E+05 3  Cm-245 Am-246 39 min ^/ ph 1.10E-10 5.80E-11 0.135 4000 4.5 1.E+01 [1] 5.00E+07 8.00E+04 1  Cm-246 Am-246m 25.0 min ^/ ph 3.80E-11 3.40E-11 0.154 1000 1.7 1.E+01 [1] 2.00E+08 2.00E+05 3  Cm-246 Cm-238 2.4 h ec,  / ph 4.80E-09 8.00E-11 0.021 7 <0.1 1.E+02 [1] 1.00E+06 2.00E+03 1000  Am-238, Pu-234 Cm-240 27 d , fs / ph 2.30E-06 7.60E-09 0.003 <1 <0.1 1.E+02 3.00E+03 4.00E+00 30  Pu-236 Cm-241 32.8 d ec,  / ph 2.60E-08 9.10E-10 0.100 600 0.7 1.E+01 2.00E+05 3.00E+02 10  Am-241, Pu-237 Cm-242 162.8 d , fs / ph 3.70E-06 1.20E-08 0.002 <1 <0.1 1.E+01 2.00E+03 2.00E+00 30  Pu-238 Cm-243 29.1 a ec / ph 2.00E-05 1.50E-07 0.033 1000 1.1 1.E+00 3.00E+02 4.00E-01 1  Pu-239, Am-243 Cm-244 18.10 a , fs / ph 1.70E-05 1.20E-07 0.002 <1 <0.1 1.E+00 4.00E+02 5.00E-01 3  Pu-240 Cm-245 8.5 E3 a , fs / ph 2.70E-05 2.10E-07 0.028 400 0.4 1.E-01 2.00E+02 3.00E-01 1  Pu-241 Cm-246 [9] 4.76 E3 a , fs / ph 2.70E-05 2.10E-07 0.013 <1 <0.1 1.E-01 2.00E+02 3.00E-01 1  Pu-242 Cm-247 1.56 E7 a  / ph 2.50E-05 1.90E-07 0.053 100 0.1 1.E-01 [2] 2.00E+02 3.00E-01 1  Pu-243 Cm-248 [9] 3.48 E5 a , fs / ph 9.50E-05 7.70E-07 3.8 <1 <0.1 1.E-01 6.00E+01 9.00E-02 0.3  Pu-244 Cm-249 64.15 min ^/ ph 5.10E-11 3.10E-11 0.003 1000 1.5 1.E+03 1.00E+08 2.00E+05 3  Bk-249 Cm-250 [9] 8300 a , ^, fs / ph 5.40E-04 4.40E-06 36 <1 <0.1 1.E-02 [2] 1.00E+01 2.00E-02 0.1  Pu-246, Bk-250 Bk-245 4.94 d ec,  / ph 1.80E-09 5.70E-10 0.054 2000 1.6 1.E+02 3.00E+06 5.00E+03 3  Cm-245, Am-

241 Bk-246 1.80 d ec / ph 4.60E-10 4.80E-10 0.161 30 0.1 1.E+01 [1] 1.00E+07 2.00E+04 100  Cm-246