Vorlagen

Beurteilungsgrössen Freigrenze Bewilligungs- Richtwerte

grenze

Radionuklid Halbwertszeit Zerfallsart/ einh eing h10 h0,07 hc0,07 LL LA CA CS Instabiles Tochternuklid

Strahlung Sv/Bq Sv/Bq (mSv/h)/ (mSv/h)/GBq (mSv/h)/ Bq/g Bq Bq/m3 Bq/cm2

GBq in 1 min 10 cm Ab-(kBq/cm2)

Abstand stand 1 2  4 5 6 7 8 9 10 11 1213

Ta-179 1.82 a ec / ph 2.90E-10 6.50E-11 0.008 6 <0.1 1.E+01 2.00E+07 3.00E+041000

Ta-180 8.152 h ec,  / ph 6.20E-11 5.40E-11 0.011 200 0.4 1.E+01 [1] 1.00E+08 1.00E+0510

Ta-180m 1E13 a 1.40E-08 8.40E-10 0.094 600 1 1.E+03 4.00E+05 6.00E+0210

Ta-182 114.43 d  / ph 7.40E-09 1.50E-09 0.194 1000 1.8 1.E-01 8.00E+05 1.00E+033

Ta-182m 15.84 min it / ph 3.60E-11 1.20E-11 0.044 3000 2.7 1.E+02 [1] 2.00E+08 2.00E+05 3  Ta-182 [6]

Ta-183 5.1 d  / ph 2.00E-09 1.30E-09 0.051 2000 2.3 1.E+01 3.00E+06 4.00E+033

Ta-184 8.7 h  / ph 6.30E-10 6.80E-10 0.247 2000 2.8 1.E+01 [1] 1.00E+07 1.00E+043

Ta-185 49.4 min  / ph 7.20E-11 6.80E-11 0.033 2000 2.3 1.E+02 [1] 8.00E+07 1.00E+05 3  W-185 Ta-186 10.5 min  / ph 3.10E-11 3.30E-11 0.252 2000 2.5 1.E+01 [1] 2.00E+08 3.00E+053

W-176 2.3h 7.60E-11 1.10E-10 0.036 20 0.1 1.E+02 [1] 8.00E+07 1.00E+05 100  Ta-176 [6] W-177 132 min ec, ^/ ph 4.60E-11 6.10E-11 0.140 300 0.4 1.E+01 [1] 1.00E+08 2.00E+05 10  Ta-177

W-178 / Ta-178-1 21.6 d ec / ph 1.20E-10 2.50E-10 0.024 20 0.2 1.E+01 [1] 5.00E+07 7.00E+0430

W-179 37.05 min ec / ph 1.80E-12 3.30E-12 0.019 10 <0.1 1.E+02 [1] 3.00E+09 5.00E+06 1000  Ta-179 W-181 121.2 d ec / ph 4.30E-11 8.20E-11 0.009 7 <0.1 1.E+01 1.00E+08 2.00E+051000

W-185 75.1 d  2.20E-10 5.00E-10 <0.001 1000 1.1 1.E+03 3.00E+07 4.00E+043

W-187 23.72 h ^/ ph 3.30E-10 7.10E-10 0.075 2000 1.6 1.E+01 2.00E+07 3.00E+04 3  Re-187 W-188 69.78 d ^/ ph 8.40E-10 2.30E-09 <0.001 1000 1 1.E+01 [2] 7.00E+06 1.00E+04 10  Re-188 Re-177 0.233h 2.20E-11 2.20E-11 0.100 300 0.8 1.E+01 [1] 3.00E+08 4.00E+05 10  W-177 [6]

Re-178 13.2 min ec,  / ph 2.40E-11 2.50E-11 0.256 700 1.6 1.E+01 [1] 3.00E+08 3.00E+05 3  W-178 Re-181 19.9 h ec,  / ph 3.70E-10 4.20E-10 0.124 500 0.6 1.E+01 2.00E+07 2.00E+04 10  W-181 Re-182 64.0 h ec / ph 1.70E-09 1.40E-09 0.177 80 0.6 1.E+00 4.00E+06 5.00E+0310

Re-182m 12.7 h ec, / ph 3.00E-10 2.70E-10 0.282 900 1.7 1.E+01 2.00E+07 3.00E+043

Re-183 70.0 d ec / ph 1.E+01 3.00E+06 5.00E+03300

Re-184 38.0 d ec,  / ph 1.80E-09 1.00E-09 0.138 300 0.6 1.E+00 3.00E+06 5.00E+0310

Re-184m 169 d it, ec / ph 4.80E-09 1.50E-09 0.063 300 0.8 1.E-01 1.00E+06 2.00E+03 10  Re-184 [6]

Re-186 3.7183 d , ec / ph 1.20E-09 1.50E-09 0.004 2000 1.6 1.E+03 5.00E+06 7.00E+033

Re-186m 2.00 E5 a it / ph 7.90E-09 2.20E-09 0.004 10 0.1 1.E+00 [2] 8.00E+05 1.00E+03 100  Re-186 Re-187 4.12 E10 a  4.60E-12 5.10E-12 <0.001 <1 <0.1 1.E+03 1.00E+09 2.00E+061000

Re-188 17.0040 h  / ph 7.40E-10 1.40E-09 0.010 1000 1.8 1.E+02 8.00E+06 1.00E+043

Re-188m 18.59 min it / ph 2.00E-11 3.00E-11 0.016 40 0.2 1.E+02 [1] 3.00E+08 4.00E+05 30  Re-188 Re-189 24.3 h ^/ ph 6.00E-10 7.80E-10 0.011 2000 1.6 1.E+02 [2] 1.00E+07 1.00E+04 3  Os-189m