能發(fā)射β射線的核素

卜面表格是從“反應(yīng)堆的輻射源項(xiàng)”文件中篩選出來的核電站輻射源項(xiàng)中理論上能發(fā)射8射線（可能以氣溶膠形式）的核素。其中電廠只關(guān)注的是：I-131；I-133；Xe-133；Xe-135;Xe-131m;Kr-85。附件：“反應(yīng)堆的輻射源項(xiàng)”文件

壓水堆主要活化產(chǎn)物核素產(chǎn)生方式半衰期主要輻射類型、能量物理特性化學(xué)特性在一回路中的含量年攝入量限值(Bq)導(dǎo)出空氣濃度(Bq/cm2)食入吸入N-1616O(n,p)16N7.13sp-10.44(26%)p-4.27(68%)a1.76.129(68.8%,100)7.115(6.9)2.75(1.3)熔點(diǎn)：-210°C沸點(diǎn)：-196CN-1717O(n,p)17N4.17sp-3.7n0.383(34%)1.171(52.7%)1.700(7.0%)0.871(3.0%,960)2.184(100)熔點(diǎn)：-210C沸點(diǎn)：-196CF-1818O(p,n)18F1.9hp-0.635(97%)熔點(diǎn)：-220C沸點(diǎn)：-188CO-1918O(n,r)19O26.9sp-4.601(41.5%)p-3.25(58.5%)0.110(6.6)0.197(165)1.36(55%,100)1.45(5.6)熔點(diǎn)：-218C沸點(diǎn)：-183C

N-13i6O(p,a)i3N9.96mp-1.190(100%)H-36Li(n,a)3Hi0B(n,2a)H10B(n,a)7Li(n,na)3Hi2.3yp-0.0186(100%)未見Y3X1093X109C-14i7O(n,a)i4C5692yp-0.115(100%)未見Y以Co2或碳水化合物的形態(tài)存在壓水堆主要裂變產(chǎn)物核素產(chǎn)生方式半衰期主要輻射類型、能量物理特性化學(xué)特性在一回路中的含量年攝入量限值(Bq)導(dǎo)出空氣濃度(Bq/cm2)食入吸入Rb-88裂變；Kr-88衰變子體17.8mp-5.08(65.5%)p-3.24(16.0%)p-2.35(12.5%)0.898(656)1.836(21.4%,1000)熔點(diǎn):38.9°C沸點(diǎn):688C密度：1.53g/cm2(20C)I-131裂變8.04dp-0.607(86%)p-0.336(13%)0.284(7.46)0.364(81%,100)0.636(8.94)X29.78熔點(diǎn):133C沸點(diǎn):184C密度：4.93g/cm2(20C)

I-132裂變2.28hp-2.118(18%)p-1.16(20%)p-0.98(18%)p-0.72(16%)0.667(98.7%,100)0.955(18.3)0.773(77.2)同上I-133裂變21hp-1.27(83.4%),0.94,0.70.530(86%,100)0.875(51.8)1.30(27)同上I-134裂變53.2mp-2.41(25%)p-2.21(12%)p-01.68(15%)0.847(95.4%,100)0.884(68.4)1.073(16)同上I-135裂變6.7hp-1.32,0.871.26(29%,100)0.527(46.6)1.132(78.7)1.678(33.3)同上

Cs-134裂變2.06yp-0.658(70%)p-0.415(3.0%)p-0.089(27%)0.569(15.4%)0.605(97.6%)0.796(85.44%)熔點(diǎn):28.4°C沸點(diǎn):678C密度：1.873g/cm2(20C)Cs-136裂變13.0dp-0.657(7.4%)p-0.341(92.6%)0.819(99.7%,100)1.048(80.0)1.235(19.8)同上Cs-137裂變30.2yp-1.176(6.5%)p-0.514(93.5%)Y0.662(85)同上Kr-85m裂變4.48hp-0.840(78.8%)0.151(75.3%)0.305(14%)熔點(diǎn):-156C沸點(diǎn):-152C密度：3.73g/l(0C,1atm)Kr-85裂變10.73yp-0.672(99.57%)Y0.517(0.435%)同上Kr-87裂變76.3mp-3.95(87),3.55(100),3.05(23),1.50(60),1.3,0.92(63)0.403(50%,100)0.846(15.0)2.55(26.8)同上

Kr-88裂變171.6mp-2.8(20%),0.9(12%),0.52(68%),Y0.196(751)0.835(375),2.20(381)2.39(35%,1000)同上Xe-133m裂變2.19dY0.233(10.0%)同上Xe-133裂變5.29dp-0.346(99.3%)Y0.081(37%)X30.97同上Xe-135裂變9.17hp-0.905(97%)p-0.55(3%)0.250(90%,1000)0.608(32.2)同上Xe-138裂變14.0