Page -1-10 8 10 7 10 6 10 5 10 4 334 ( Th) Counts/Channel 10 3 10 2 10 1 49 ( Th)/ 50 ( Th)/ 50 ( Fr) 0 100 200 300 400 500 600 700 800 900 1000 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 Channel Number Ac(21 yr.) 8/29/2000 HPGe: 50 mm dia. x 20 mm no external absorber embedded in 1.6 um plastic 20 cm A209070001 low energy portion 24 Bi Kα2 /Pb K α1 Bi Kβ2 Po Kβ2 29( Th)/29( Th) 31( Th) Ge K x-ray escape peak 43( Th)/43( Th) 65 62( Th)/62( Th) 61( Th) Tl Kα2 Rn Kβ2 Ra Kβ3 /Ra K β1 Pb Kα2 /Tl K α1 Po Kα2 /Bi K α1 79( Th)/Po Kα1 Ra Kα2 110( Ra) 113( Th)/113( Th) 117( Th) 130( 219 Rn) 134( Th) 122( Ra) 141( Th)/141( Th) 144( Ra) Rn Kα2 Rn Kα1 154 ( Ra) 158( Ra) 177( Ra)/177( Ra) 179( Ra) 184( Th) Ra Kα1 /Bi K β1 93( Th)/Rn Kβ3 Th, Ra, Rn, Po, & Pb L x-rays Rn Kβ1 235 ( Th) 256 ( Th) 269 ( Ra) 271 ( 219 Rn) 285 ( Th)/ 286 ( Th) 300 ( Th)/ 300 ( Th) 323 ( Ra) 329 ( Th) 338 ( Ra) 351 ( 211 Bi) 201( Th) 204( Th)/204( Fr)/205( Th) 206( Th) 210( Th) 212( Th) 219( Th)/219( Th) 221( 219 Rn) 234( Th)/234( Fr) 250( Th)/250( Th) 254( Th) 371 ( Ra) 284( Th) 289( Th)/289( Th)/ 289( Fr) 252( Th) 262( Th) 279( Th) 281( Th)/281( Th) 288( Ra) 292( Th) 293( 219 Rn) 308( Th) 304( Th) 312( Th) 314( Th)/314( Th) 319( Th)/319( Fr) 326( Th) 328( Ra) 346( Th) 362/362( Th) 376( Ra) 382( Th)/382( Ra) 383( Th) 388( Ra) 390( Ra) 296( Th) 342( Th)/342( Ra) 350( Th) Lγ Lα Lβ x100 Th, Ra, Rn, Po, Pb, Bi, & Tl K x-rays 369( Fr) 352( Th) 373( Ra) 272( Th) Ra Kβ2 Th Kβ1 /(/ Ra)
Page -2-10 401 6 ( 219 Rn) 404 10 5 10 4 10 3 Ac(21 yr.) 8/29/2000 HPGe: 50 mm dia. x 20 mm no external absorber embedded in 1.6 um plastic 20 cm A209070001 high energy portion Counts/Channel 430( Ra)/430 432( Th)/432( Ra) 438( 215 Po)/438( 219 Rn)/438( Ra) 427 445 ( Ra) 704 766 832 897 ( 207 Tl) bkg. 711( Ra) 775 803( Th)/803( Fr) 812( Th) 823( Th) 865 908( Th) ann rad 517( 219 Rn) 527( Ra) 609( Ra)/609/bkg. 598( Ra) 676( 219 Rn)/676 1109 1014 1080 1103 bkg. bkg. 1196 1270 bkg. bkg. 757( Th)/757( Fr) 846( Fr) 487( Ra) 10 2 10 1 x10 10 0 2000 2250 2500 2750 3000 3250 3500 3750 4000 4250 4500 4750 5000 5000 5250 5500 5750 6000 6250 6500 6750 7000 7250 7500 7750 8000 Channel Number
Page -3-10 7 10 6 10 5 10 4 Counts/Channel 10 3 10 2 401 ( 219 Rn) 404 K x-rays of Pb thru Th 427 445 ( Ra) 235 ( Th) 256 ( Th) Ac(21 yr.) in secular equilibrium 6-17-1971 Ge(Li): 35 cm 3 coaxial no absorber 5 cm 89--1 low energy portion 50( Th) 113( Th)/113( Th) 117( Th) 122( Ra) 130( 219 Rn) 179( Ra) 184( Fr) 141( Th)/141( Th) 144( Ra) 158( Ra) 204( Th) 205( Th) 206( Th) 210( Th) 212( Th) 219( Th)/219( Th) 262( Th) 279( Th) 296( Th) 334( Th) 342( Th) 154( Ra) 704 351 ( 211 Bi) 517( 219 Rn) bkg. 527( Ra) 598( Ra) 609( Ra)/609 676( 219 Rn)/676 362( Ra)/362 371( Ra) 382( Ra)/383( Th) 432( Ra)/432( Th) 304( Th) 312( Th) 314( Th)/314( Th) 323( Ra) 329( Th) 79( Th)/ Po Kα2 x-ray x100 269 ( Ra) 271 ( 219 Ra) 300 ( Th)/ 300 ( Th) 438( 219 Rn)/ 439( Ra)/ 439( 215 Po) 94 Nb 289( Th) 293( Ra)/293( 221 Rn) 319( Th) Ra K β1 /K β3 Ra K β2 134( Th) 362( Th)/362 250( Th)/250( Th) 254( Th) 286( Th) 338( Ra) Ra K α1 Rn K β1/k β3 Rn K β2 Rn K α1 10 1 0 100 200 300 400 500 600 700 800 900 1000 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 Channel Number
Page -4-10 5 832 Ac(21 yr.) 6-17-19971 Ge(Li): 35 cm 3 coaxial no absorber 5 cm 89--1 high energy portion 10 4 766 897 ( 207 Tl) Counts/Channel 10 3 10 2 1109 865 94 Nb Bkg. Bkg. Bkg. 1014 1080 10 1 1103 Bkg. Bkg. 1196 Bkg. 1270 Bkg. Bkg. x10 10 0 2000 3000 2100 3100 2200 3200 2300 3300 2400 3400 2500 3500 2600 3600 2700 3700 2800 3800 2900 3900 3000 4000 Channel Number
Page -5- Ac Decay Chain Ac(21 yr.) Fr 1.380% decay (22 min.) 98.62% - decay Th(18 day) 06% decay 99.994% - decay decay 219 At (56 sec.) Ra (11 day) 3 % decay 97% - decay decay 215 Bi (7.6 min.) - decay 219 Rn decay (3.9 sec.) 215 Po (1.7 msec.) 211 Pb 99.999 77% decay (36 min.) - decay 00 23% - decay 215 At decay (0.10 msec.) 211 Bi (2.1 min.) 99.724% decay 0.276% - decay 207 Tl (4.7 min.) - decay 211 Po decay (0.51 sec.) 207 Pb (stable)
Page -6- Ac (21.773 yr.) Decay Scheme Q =5043.0 1.380% decay 21.773 yr. 89 Ac Q - =44.1 98.620% - decay GAMMA-RAY ENERGIES AND INTENSITIES Nuclide: Ac E (kev) E I Half Life: 21.773(3) yr. I Level 9.3 0.1 9.3 12.7 12.78 15.2 0.1 24.5 24.5 0.2 24.5 55.03 00 98 55.5 69.21 4 06 6 00 6 81.99 82 01 26 81.99 100 09 2 100 106.79 6 01 34 00 14 188.78 121.53 4 02 16 00 22 134.31 134 134.31 147.48 4 03 1 00 3 160.26 160.26 5 05 9 00 6 160.26 171.90 8 01 29 00 14 171.90 241.7 0.2 01 65 241.7 E, E, I, I, Levels from ENSDF Database as of August 5, 1999 These I are per 100 Decays of Ac For decay total uncertainty add 28% systematic component in quadrature, using normalization factor 0028(8). 241.7 05 (+) 188.78 171.90 160.26 25 01 14 (-) 106.79 134.31 100 81.99 01 8 87 55.5 015 (-) 3/2(-) 241.7 171.90 160.26 Based on 2/15/2000 NNDC/BNL Data 147.48 134 121.53 100 87Fr 82 69.21 55.03 12.7 12.78 21.8 min. 0.546 0.658 10 35 54 () (5/2+) (1/2+) 90 24.5 Th 15.2 9.3 24.5 9.3 18.72 day Based on 8/5/1999 NNDC/BNL Data
314.60 307.92 352.6 382.3 401.9 296.4 Page -7-87 Fr 09 022 47 36 77 26 10.1 16 67 1 1 1024.4 1019.3 999.7 972.1 943.2 926.45 907.6 867.38 858.05 842.11 826.50 823.20 803.78 792.2 787.22 (5/2-) 5/2+ 1/2+ (7/2+) (7/2-) 88 Ra 431.79 376.0 342.41 334.31 329.83 286.02 280.24 234.79 123.80 79.654 61.43 50.107 29.84 989.4 994.3 1025.1 969.2 999.3 876.50 896.7 926.5 863.6 893.1 911.3 941.2 907.6 867.4 859.1 837.50 812.40 842.2 796.22 825.95 823.20 803.77 736.9 757.20 787.6 792.2 958.0 762.57 780.81 775.83 846.9 746.30 724.15 753.65 607.6 588.1 568.99 556.3 506.9 552.3 596.9 516.7 524.8 480.9 493.40 537.15 452.9 624.2 475.40 21.8 min 3/2(-) 99.994% - decay 003 008 010 041 07 0.12 21 12 09 39 0.58 19 0.14 008 19 Fr (21.8 min.) Decay Scheme Part 1 of 2 Q=1147.6 Based on 8/5/1999 NNDC/BNL Data 11.435 day
Page -8-022 1.8 47 36 77 26 10.1 16 67 1 (5/2-) 431.79 376.0 369.38 342.41 334.31 329.83 1/2+ (7/2+) (7/2-) 5/2+ 88 Ra 286.02 280.24 234.79 123.80 79.654 61.43 50.107 296.4 314.60 307.92 352.6 382.3 401.9 21.8 min 3/2(-) 87 Fr 99.994% - decay 09 1 Fr (21.8 min.) Decay Scheme Part 2 of 2 Q=1147.6 29.84 369.34 49.89 79.651 31 50.104 29.78 20.265 61 339.50 312.65 342.50 319.26 307.92 262.90 334.30 272.8 254.60 329.80 299.95 250.25 286.00 256.17 250.25 218.80 200.70 204.95 234.80 62.31 94.05 173.37 184.68 289.68 304.40 29.60 134.62 34.991 Based on 8/5/1999 NNDC/BNL Data 11.435 day
Page -9- GAMMA-RAY ENERGIES AND INTENSITIES (page 1 of 3) Nuclide: Fr E, E, I, I, Levels- from ENSDF Database as of August 25, 1999 Half Life: 21.8(4) min. E (kev) E I I Level E (kev) E I I Level 15 3 19.102 15 0.111 18 20.265 16 0.8 0.3 50.107 24.136 23 0.29 4 27.268 30 66 12 29.60 3 24 79.654 29.78 3 54 12 29.84 31 61.43 34.991 55 04 5 02 1 369.38 37.90 2 07 5 01 8 49.89 7 2.7 0.9 79.654 50.104 05 36.0 2.1 50.107 57.07 6 07 2 02 1 59.36 6 06 3 02 1 61 61.43 62.31 6 18 06 123.80 65.12 6 39 06 79.651 05 9.1 0.4 79.654 94.05 5 39 06 123.80 111.05 3 05 7 00 6 134.62 2 0.501 15 369.38 144.1 0.1 01 68 00 21 150.6 0.4 02 16 00 15 173.37 3 0.111 0 00 9 234.79 184.68 3 0.219 6 01 8 234.79 200.70 5 05 4 00 9 280.24 204.95 2 0.948 12 234.79 210.60 5 09 3 00 3 214.3 0.1 01 8 00 3 218.80 5 09 6 00 6 280.24 222.9 0.1 04 5 01 5 234.80 1 3.00 234.79 245.60 5 21 0 01 5 250.25 6 20 4 00 9 280.24 250.25 6 20 4 01 2 329.83 254.60 5 06 3 00 9 334.31 256.17 5 22 5 01 2 286.02 262.90 0.15 04 5 01 2 342.41 269.6 0.2 02 0 00 4 272.8 0.1 04 5 00 9 334.31 286.00 5 04 5 00 9 286.02 289.68 5 0.228 09 369.38 293.15 5 03 3 00 3 296.4 1.9 00 48 00 06 376.0 299.95 5 22 5 01 5 329.83 304.40 5 09 6 00 9 334.31 307.92 5 13 8 00 9 369.38 307.92 5 13 8 00 9 431.79 312.65 5 17 7 01 2 342.41 314.60 0.10 01 8 00 3 376.0 319.26 2 0.501 15 369.38 329.80 5 27 0 02 1 329.83 334.30 6 09 9 00 9 334.31 339.50 6 70 05 369.38 342.50 7 13 5 01 2 342.41 352.6 0.2 00 21 00 12 431.79 369.34 5 0.103 05 369.38 382.3 0.2 00 51 00 09 431.79 401.9 0.1 00 69 00 09 431.79 434.4 0.1 02 4 00 4 439.6 0.3 00 33 00 15 444.5 0.3 00 54 00 15 452.9 0.2 01 98 00 18 787.22 469.33 8 02 2 00 4 475.40 7 06 3 00 3 907.6 480.9 0.1 01 35 00 18 823.20 493.40 0.15 02 7 00 3 823.20 506.9 0.1 02 4 00 9 787.22 516.7 0.1 03 6 00 6 858.05 524.8 0.1 05 1 00 9 858.05 These I are per 100 Decays of Fr. For Ac parent, multiply these values by 138 For total uncertainty add systematic component of 20% in quadrature, based on the normalization factor 30(6)
Page -10- GAMMA-RAY ENERGIES AND INTENSITIES (page 2 of 3) Nuclide: Fr E, E, I, I, Levels- from ENSDF Database as of August 25, 1999 Half Life: 21.8(4) min. E (kev) E I I Level E (kev) E I I Level 533.1 0.1 02 1 00 3 537.15 8 05 4 00 9 823.20 539.80 8 06 0 00 6 545.4 0.4 00 33 00 15 552.3 0.1 03 3 00 3 787.22 556.3 0.2 01 56 00 18 842.11 568.99 7 51 03 803.78 576.1 0.4 01 2 00 3 581.3 0.4 01 5 00 3 588.1 0.2 00 75 00 18 823.20 592.30 0.15 03 0 00 6 596.9 0.2 00 99 00 15 926.45 600.7 0.3 00 60 00 15 607.6 0.3 03 3 01 5 842.11 613.6 0.3 02 1 00 6 624.2 0.3 00 51 00 12 999.7 632.65 0.15 02 1 00 5 663.7 0.3 01 5 00 3 671.9 0.3 00 9 00 3 682.30 0.25 00 54 00 09 694.6 0.3 00 54 00 09 708.3 0.3 01 5 00 3 722.65 5 38 7 02 7 724.15 5 16 2 00 6 803.78 736.9 0.2 00 60 00 09 787.22 738.7 0.2 00 60 00 12 742.37 8 01 20 00 15 746.30 5 21 9 01 8 826.50 753.65 5 10 5 00 6 803.78 753.65 5 10 5 00 6 757.20 5 08 4 00 9 787.22 762.57 5 02 7 00 3 842.11 766.64 5 23 7 01 8 775.83 5 0.477 24 826.50 780.81 6 03 0 00 3 842.11 784.93 5 09 3 00 3 787.6 0.1 02 7 00 3 787.22 792.2 0.1 00 75 00 15 792.2 796.22 5 11 4 01 5 826.50 803.77 5 63 03 803.78 812.40 6 22 5 00 3 842.11 816.54 8 01 59 00 18 823.20 7 08 7 00 9 823.20 825.95 7 57 03 826.50 833.9 0.1 01 41 00 15 837.50 0.10 10 2 01 8 867.38 842.2 0.1 05 7 00 9 842.11 846.9 0.1 57 03 926.45 859.1 0.2 00 15 00 00 858.05 863.6 0.1 03 9 00 3 943.2 867.4 0.1 01 80 00 21 867.38 876.50 7 42 03 926.45 893.1 0.2 02 7 00 6 943.2 896.7 0.2 17 1 02 4 926.45 907.6 0.2 14 7 00 9 907.6 911.3 0.2 00 81 00 18 972.1 913.6 0.3 00 45 00 06 926.5 0.3 01 65 00 12 926.45 941.2 0.3 03 3 00 3 972.1 949.3 0.3 00 36 00 06 958.0 0.7 00 60 00 15 1,019.3 969.2 0.4 00 24 00 12 999.7 975.2 0.5 00 18 00 03 978.7 0.4 00 81 00 09 989.4 0.5 00 15 00 09 1,019.3 994.3 0.3 00 12 1,024.4 999.3 0.5 00 21 00 12 999.7 1,025.1 0.5 00 15 1,024.4 These I are per 100 Decays of Fr. For Ac parent, multiply these values by 138 For total uncertainty add systematic component of 20% in quadrature, based on the normalization factor 30(6)
Th (18.72 day) Decay Scheme Part 1 of 6 Q =6146.49 1024.9 1020.1 1015.2 999.83 971.33 942.9 926.32 908.05 904.4 891 884.2 878.82 18.72 day (1/2+) 90Th 100% decay 0031 0023 00150 0028 0062 0410 0170 0120 (1/2)- (9/2)- (11/2+) (9/2)- 1/2+ (9/2)+ Page -11-1025 995 1020 99 958.7 1015.2 999.8 97 Based on 8/5/1999 NNDC/BNL Data 92 938.0 623.8 941.6 971.7 910 641.0 893 863 927 846.7 876.2 896.1 692.0 596 575.7 908.2 88Ra 828.5 857.3 878.2 621.4 448.0 535.0 891 854.3 848.7 818 704.3 748.5 644.2 460.10 376.278 369.39 350.47 329.859 286.103 234.802 174.58 130.172 79.722 61.431 50.133 29.858 11.435 day 0.176 2.06 (<3 ns) 572 (0.20 ns) 1.50 4.89 (0.42 ns) 20.4 (0.77 ns) 1.27 2.42 (0.20 ns) 0.174 (>0.3 ns) 3.00 (0.24 ns) 23.5 ( 0.6 ns) 02 (0.63 ns) 2.90 24.2
Th (18.72 day) Decay Scheme Part 2 of 6 Q =6146.49 18.72 day (1/2+) 90Th 100% decay 867.2 858.50 842.07 825.78 823.05 818.18 803.61 792.6 0380 070 098 0320 (9/2)- (9/2)+ 5/2+ 1/2+ Page -12-867.5 837.3 858.3 828.5 807.5 796.8 735.5 Based on 8/5/1999 NNDC/BNL Data 578.5 516.4 524.3 482 842.2 812.2 718.5 762.2 780.5 607.5 556.5 507.4 826 746.4 766.3 775.3 823.1 773.0 792.6 88Ra 648.5 589.0 493.1 537.0 480 818 787.4 756.9 803.5 723.6 754.0 569.0 792.6 376.278 342.84 342.622 334.386 329.859 286.103 280.20 234.802 174.58 123.790 79.722 61.431 50.133 29.858 11.435 day 2.06 (<3 ns) (<0.10 ns) 3.63 (<50 ns) 8.3 (0.28 ns) 4.89 (0.42 ns) 20.4 (0.77 ns) 0.228 (75 ns) 1.27 2.42 (0.20 ns) 0.775 (0.45 ns) 3.00 (0.24 ns) 23.5 ( 0.6 ns) 02 (0.63 ns) 2.90 24.2
Th (18.72 day) Decay Scheme Part 3 of 6 Q =6146.49 18.72 day (1/2+) 90Th 100% decay 786.93 784.1 712.8 026 002 590.3 0270 (11/2-) (9/2)- (9/2)+ (7/2+) (11/2+) (11/2)- (9/2)+ 5/2+ (11/2)+ (9/2)- (9/2)+ Page -13-707.2 738.4 756.9 787.4 552.4 452.7 457.5 Based on 8/5/1999 NNDC/BNL Data 784.2 754.0 734.4 722.1 663.1 632.3 466.5 289.5 339.8 267.1 54.2 399.0 285.50 212.7 225.5 117.20 117.5 88Ra 415.13 383.52 314.78 270.7 197.61 110.65 68.72 40.2 20.95 268.00 318.46 162.1 99.6 536.9 514.47 376.278 342.84 342.622 334.386 329.859 280.20 247.39 234.802 174.62 174.58 130.172 123.790 79.722 61.431 50.133 29.858 11.432 day 166 21 460.10 0.176 445.00 0.170 442.42 424.05 070 404.78 179 2.06 (<3 ns) (<0.10 ns) 3.63 (<50 ns) 8.3 (0.28 ns) 4.89 (0.42 ns) 0.228 (75 ns) 0.311 1.27 2.42 (0.20 ns) 0.174 (>0.3 ns) 0.775 (0.45 ns) 3.00 (0.24 ns) 23.5 ( 0.6 ns) 02 (0.63 ns) 2.90 24.2
Th (18.72 day) Decay Scheme Part 4 of 6 Q =6146.49 18.72 day (1/2+) 90Th 100% decay (11/2+) 5/2+ (9/2)+ (11/2)+ (9/2)- (9/2)+ Page -14-88Ra 404.78 (1) 315.55 432.33 402.5 382.4 352.61 370.85 308.40 Based on 8/5/1999 NNDC/BNL Data 102.5 9 56.00 362.50 249.6 109.6 374.79 324.94 281.0 230.3 124.8 170 62.0 376.3 346.45 326.11 252.6 296.51 314.78 246.19 141.4 201.60 96.10 42.16 46.45 33.40 369.35 289.5 319.20 134.48 432.30 0.216 424.05 070 376.278 2.06 (<3 ns) 369.39 572 (0.20 ns) 342.84 (<0.10 ns) 342.622 3.63 (<50 ns) 334.386 8.3 (0.28 ns) 329.859 4.89 (0.42 ns) 280.20 0.228 (75 ns) 234.802 130.172 123.790 79.722 61.431 50.133 29.858 11.435 day 179 342 1.27 174.62 174.58 2.42 (0.20 ns) 0.174 (>0.3 ns) 0.775 (0.45 ns) 3.00 (0.24 ns) 23.5 ( 0.6 ns) 02 (0.63 ns) 2.90 24.2
Th (18.72 day) Decay Scheme 5/2+ (1/2)- (9/2)+ (9/2)- 18.72 day (1/2+) 90Th 100% decay 1/2+ 286.103 20.4 (0.77 ns) 280.20 0.228 (75 ns) 88Ra Q =6146.49 350.47 (1) 315.55 (9/2)+ Page -15-350.43 300 64.31 8.2 281.29 212.65 219.00 Based on 8/5/1999 NNDC/BNL Data 168.29 107.75 62.45 262.91 281.29 292.41 312.69 342.50 107.75 56.55 284.40 304.519 334.381 272.93 Part 5 of 6 254.68 204.27 210.65 99.6 54.20 48.30 300 329.851 206.11 250.35 279.72 94.90 43.80 141.49 235.971 256.25 286.122 234.802 130.172 123.790 79.722 61.431 50.133 29.858 11.435 day 1.50 342.84 (<0.10 ns) 342.622 3.63 (<50 ns) 334.386 8.3 (0.28 ns) 329.859 4.89 (0.42 ns) 342 1.27 174.58 2.42 (0.20 ns) 0.174 (>0.3 ns) 0.775 (0.45 ns) 3.00 (0.24 ns) 23.5 ( 0.6 ns) 02 (0.63 ns) 2.90 24.2
Th (18.72 day) Decay Scheme Part 6 of 6 Q =6146.49 18.72 day (1/2+) 90Th 100% decay 280.20 0.228 (75 ns) (11/2)- 247.39 0.311 (0.15 ns) 234.802 (11/2)+ 174.62 (0.14 ns) (9/2)- 174.58 2.42 (0.20 ns) (9/2)+ Page -16-219.00 250.35 175.8 200.5 150.16 105.2 123.52 Based on 8/5/1999 NNDC/BNL Data 117.20 72.90 184.65 205.03 234.81 173.41 113.159 44.40 113.159 50.84 69.8 94.90 44.40 68.72 100.27 6.3 93.93 88Ra 73.62 62.45 44.10 75.15 43.80 79.72 49.89 29.60 61.441 31.58 50.13 20.30 29.86 130.172 123.790 104.60 79.722 61.431 50.133 29.858 11.435 day 1.27 0.174 (>0.3 ns) 0.775 (0.45 ns) 3.00 (0.24 ns) 23.5 ( 0.6 ns) 02 (0.63 ns) 2.90 24.2
Page -17- GAMMA-RAY ENERGIES AND INTENSITIES (page 1 of 4) Nuclide: Th E, E, I, I, Levels- from ENSDF Database as of August 5, 1999 Half Life: 18.72(2) day E (kev) E I I Level E (kev) E I I Level 6.3 0.3 130.172 8.2 0.1 350.47 20.30 5 0.18 6 50.133 20.95 5 445.00 29.60 3 05 79.722 29.86 1 95 30 29.858 31.58 1 76 18 61.431 33.40 8 1 376.278 40.2 0.1 2 445.00 42.16 0.20 39 15 376.278 43.80 0.19 5 1 104.60 43.80 5 0.218 28 329.859 44.10 5 07 02 123.790 44.40 5 04 04 174.58 44.40 5 12 09 174.62 46.45 5 376.278 48.30 3 09 5 01 0 334.386 48.5 0.5 48 12 49.89 7 0.57 0.18 79.722 50.13 1 8.0 0.4 50.133 50.84 5 174.58 54.20 4 334.386 54.2 1.0 514.47 56.00 6 09 5 01 8 432.30 56.55 3 0.10 5 342.622 59.6 0.5 10 04 61.441 20 85 18 61.431 62.0 0.5 404.78 62.45 5 0.191 28 123.790 62.45 5 0.191 28 342.84 64.31 0.10 4 1 350.47 66.2 0.5 06 04 66.4 0.5 07 04 68.72 9 54 11 130.172 68.72 9 54 11 445.00 69.8 0.5 10 04 174.58 72.90 0.10 27 06 247.39 73.62 5 18 9 02 8 123.790 75.15 0.25 22 06 104.60 79.72 1 1.89 0.18 79.722 9 0.3 432.30 93.93 8 1.37 0.11 123.790 94.90 5 11 3 01 8 174.58 94.90 5 329.859 96.10 0.14 66 18 376.278 99.6 0.1 334.386 99.6 0.2 442.42 100.27 3 76 15 130.172 102.5 0.1 432.30 105.2 0.4 280.20 107.75 7 342.622 08 5 02 8 107.75 7 342.84 109.6 0.5 06 424.05 110.65 5 445.00 112.6 0.5 09 113.159 20 0.15 174.62 113.159 20 0.52 174.58 117.20 5 460.10 117.20 5 0.170 18 247.39 117.5 0.5 12 02 460.10 123.52 0.18 10 05 247.39 124.8 0.3 02 404.78 134.48 0.15 28 06 369.39 141.49 5 315.55 0.12 7 141.49 5 376.278 150.16 0.17 14 11 280.20 162.1 0.3 09 442.42 168.29 0.13 14 3 02 8 342.84 These I are per 100 Decays of Th. For Ac parent, multiply these values by 0.9862 For total uncertainty add systematic component of 10.6% in quadrature, based on the normalization factor 0.123(13)
Page -18- GAMMA-RAY ENERGIES AND INTENSITIES (page 2 of 4) Nuclide: Th E, E, I, I, Levels- from ENSDF Database as of August 5, 1999 Half Life: 18.72(2) day E (kev) E I I Level E (kev) E I I Level 170 0.10 04 404.78 173.41 9 15 04 234.802 175.8 0.3 20 25 280.20 184.65 5 38 06 234.802 197.61 0.10 14 04 445.00 200.5 0.2 280.20 201.60 9 31 07 376.278 202.5 0.5 06 02 204.27 0.17 0.20 5 334.386 205.03 9 0.15 4 234.802 206.11 5 0.21 6 329.859 210.65 5 1.11 0.21 334.386 212.65 4 6 4 342.84 212.7 0.3 18 06 460.10 219.00 0.13 0.103 10 280.20 219.00 0.13 0.103 10 342.84 225.5 1.0 04 460.10 230.3 0.3 404.78 234.81 9 0.41 0.15 234.802 235.971 20 12.3 0.9 286.103 246.19 0.20 10 04 376.278 249.6 0.5 07 424.05 250.35 5 9 2 280.20 250.35 5 0.34 5 329.859 252.6 0.3 96 28 376.278 254.68 9 0.7 0.5 334.386 256.25 2 7.0 0.4 286.103 262.91 9 95 10 342.622 267.1 0.2 514.47 268.00 0.19 05 7 01 8 442.42 270.7 0.5 4 1 445.00 272.93 9 0.48 7 334.386 279.72 9 6 4 329.859 281.0 0.2 404.78 281.29 0.14 0.16 4 342.622 281.29 0.14 342.84 284.40 0.20 2 1 334.386 285.50 9 48 10 460.10 286.122 20 1.54 0.12 286.103 289.5 0.3 369.39 289.5 0.3 536.9 292.41 9 66 18 342.622 296.51 5 0.46 6 376.278 300 3 0.34 5 350.47 300 3 2.32 0.17 329.859 304.519 20 1.2 0.4 334.386 308.40 9 14 04 432.30 312.69 9 0.48 7 342.622 314.78 9 376.278 0.44 6 314.78 9 445.00 318.46 0.19 06 02 442.42 319.20 0.14 32 04 369.39 324.94 0.19 05 404.78 326.11 0.10 2 376.278 329.851 20 2.69 0.27 329.859 334.381 20 1.05 0.10 334.386 339.8 1.0 514.47 342.50 9 0.39 9 342.622 346.45 0.10 10 04 376.278 348.5 0.5 06 02 350.43 9 0.113 18 350.47 352.61 9 12 04 432.30 362.50 0.14 04 7 01 0 424.05 369.35 5 06 369.39 370.85 5 432.30 374.79 0.20 01 4 00 5 404.78 376.3 0.1 376.278 382.4 0.4 06 432.30 These I are per 100 Decays of Th. For Ac parent, multiply these values by 0.9862 For total uncertainty add systematic component of 10.6% in quadrature, based on the normalization factor 0.123(13)
Page -19- GAMMA-RAY ENERGIES AND INTENSITIES (page 3 of 4) Nuclide: Th E, E, I, I, Levels- from ENSDF Database as of August 5, 1999 Half Life: 18.72(2) day E (kev) E I I Level E (kev) E I I Level 383.52 9 47 10 445.00 392.4 0.5 10 02 399.0 0.4 02 460.10 402.5 0.1 432.30 415.13 0.17 01 6 00 4 445.00 432.33 9 04 7 01 0 432.30 448.0 0.6 00 15 00 07 908.05 452.7 0.6 00 10 786.93 457.5 1.0 00 06 786.93 466.5 1.0 00 047 00 023 590.3 480 1 00 28 00 10 823.05 482 1 00 14 00 04 858.50 493.1 0.2 00 52 00 07 823.05 507.4 0.3 00 38 00 07 842.07 516.4 0.3 00 17 00 04 858.50 524.3 0.4 00 141 00 028 858.50 535.0 1.2 00 095 00 028 904.4 537.0 0.3 01 05 00 18 823.05 552.4 0.5 00 28 00 06 786.93 556.5 0.5 00 21 00 04 842.07 569.0 0.3 00 57 00 10 803.61 575.7 0.7 00 123 00 028 926.32 578.5 0.7 00 123 00 028 858.50 589.0 0.6 00 057 00 018 823.05 596 1 00 010 00 005 926.32 607.5 0.4 00 17 00 04 842.07 621.4 0.5 00 057 00 018 908.05 623.8 0.5 00 15 00 04 999.83 632.3 0.7 00 14 00 04 712.8 641.0 0.5 00 018 00 006 971.33 644.2 0.5 00 047 00 018 878.82 648.5 0.5 00 018 00 006 823.05 663.1 0.5 00 057 00 018 712.8 692.0 0.7 00 038 00 010 926.32 704.3 0.5 00 076 00 018 878.82 707.2 0.7 00 038 00 010 786.93 718.5 1.0 00 028 00 010 842.07 722.1 0.6 00 36 00 11 784.1 723.6 0.6 00 26 00 10 803.61 734.4 0.5 00 10 00 04 784.1 735.5 0.5 00 15 00 05 858.50 738.4 1.0 00 066 00 018 786.93 746.4 0.7 00 10 00 04 825.78 748.5 0.5 00 28 00 06 878.82 754.0 0.6 00 095 00 028 784.1 754.0 0.6 00 095 00 028 803.61 756.9 0.2 00 18 00 05 818.18 756.9 0.2 00 7 786.93 762.2 0.5 00 25 00 05 842.07 766.3 0.5 00 28 00 06 825.78 773.0 0.8 00 12 00 05 823.05 775.3 0.2 01 41 00 18 825.78 780.5 0.3 00 31 00 06 842.07 784.2 0.5 00 095 00 028 784.1 787.4 0.5 00 095 00 018 786.93 787.4 0.5 00 095 00 018 818.18 792.6 0.6 00 066 00 010 792.6 792.6 0.6 00 066 00 010 823.05 796.8 0.2 00 76 00 10 858.50 803.5 0.2 00 92 00 10 803.61 807.5 1.0 00 047 00 023 858.50 812.2 0.2 02 56 00 28 842.07 818 1 00 123 00 028 818.18 818 1 00 123 00 028 878.82 823.1 0.2 02 36 00 28 823.05 826 1 00 18 00 06 825.78 828.5 0.5 00 18 00 05 858.50 828.5 0.5 00 18 00 05 908.05 These I are per 100 Decays of Th. For Ac parent, multiply these values by 0.9862 For total uncertainty add systematic component of 10.6% in quadrature, based on the normalization factor 0.123(13)
Page -20- GAMMA-RAY ENERGIES AND INTENSITIES (page 4 of 4) Nuclide: Th E, E, I, I, Levels- from ENSDF Database as of August 5, 1999 Half Life: 18.72(2) day E (kev) E I I Level E (kev) E I I Level 837.3 0.3 00 38 00 04 867.2 842.2 0.3 00 57 00 06 842.07 846.7 0.5 00 141 00 028 926.32 848.7 0.5 00 057 00 018 878.82 854.3 0.5 00 066 00 014 884.2 857.3 0.5 00 057 00 018 908.05 858.3 0.3 02 2 00 4 858.50 863 1 00 018 00 010 942.9 867.5 0.5 00 066 00 014 867.2 876.2 0.4 00 15 00 05 926.32 878.2 0.4 00 11 00 04 908.05 891 1 00 018 00 006 891 893 1 00 012 00 004 942.9 896.1 0.5 00 105 00 028 926.32 908.2 0.2 01 98 00 28 908.05 910 1 00 015 00 006 971.33 92 0.5 00 011 00 028 999.83 927 1 00 007 00 018 926.32 938.0 0.8 00 010 00 004 999.83 941.6 0.3 00 068 00 011 971.33 958.7 0.3 00 059 00 011 1,020.1 97 0.4 00 028 00 006 999.83 971.7 1.0 00 009 00 004 971.33 99 0.7 00 033 00 009 1,020.1 995 1 00 006 00 004 1,024.9 999.8 0.5 00 028 00 010 999.83 1,015.2 0.7 00 015 00 004 1,015.2 1,020 1 00 018 00 006 1,020.1 1,025 1 00 015 00 005 1,024.9 These I are per 100 Decays of Th. For Ac parent, multiply these values by 0.9862 For total uncertainty add systematic component of 10.6% in quadrature, based on the normalization factor 0.123(13)
Page -21- Ra (11 day) Decay Scheme 11.435 day 88 Ra 100% decay Q =5979.2 21 733.2 26 711.6 42 646.3 43 623.7 95 0.15 593.9 598.71 0.13 0.13 2.27 609.32 598.72 342.9 14.4 527.61 445.03 432.1 430.5 371.68 362.06 328.4 338.281 333.99 487.6 388.0 251.8 249.4 382.8 323.871 179.54 269.459 255.23 158.633 4.4 154.21 10 390.4 368.8 260.5 255.6 251.1 177.1 288.18 177.4 104.2 144.232 31.99 122.319 175.8 110.856 106.78 245.2 220.6 165.5 199.4 131.2 (3/2)- (3/2,5/2)+ + (-) (3/2)+,5/2+ (3/2,5/2)+ (5/2,7/2)+ (3/2,5/2)+ 5/2+,7/2+ 5/2+ 219 86 Rn 541.99 515.1 (6.2 ps) 446.83 445.03 1.00 (6.9 ps) 378.5 376.27 9.2 (6.1 ps) 342.8 338.27 25.7 (14.2 ps) 269.48 52.6 (42.3 ps) 158.64 9.2 (402 ps) 126.77 0.32 (875 ps) (15.4 ns) Based on 8/5/1999 NNDC/BNL Data 14.38 4.46 1.0 3.96 sec.
Page -22- GAMMA-RAY ENERGIES AND INTENSITIES Nuclide: Ra E, E, I, I, Levels- from ENSDF Database as of August 5, 1999 Half Life: 11.435(4) day E (kev) E I I Level E (kev) E I I Level 4.4 1.0 4.46 10 1 14 01 14.38 14.4 1.0 16 01 14.38 31.99 3 00 10 158.64 33.6 0.5 0.10 3 63.2 0.5 55 15 104.2 0.1 19 03 446.83 106.78 3 23 01 445.03 110.856 10 58 04 269.48 114.5 0.5 09 05 122.319 10 1.19 1 126.77 131.2 0.5 05 03 646.3 136.1 0.2 27 03 143.1 0.8 144.232 10 3.22 7 158.64 154.21 1 5.6 0.1 158.64 158.633 10 0.69 1 158.64 165.5 0.5 05 03 541.99 175.8 0.2 19 04 445.03 177.1 0.5 04 03 515.1 177.4 0.2 47 04 446.83 179.54 5 0.15 1 338.27 193.0 1.0 10 199.4 0.5 03 01 646.3 219.0 0.8 14 05 220.6 0.3 36 05 598.71 236.0 0.6 10 245.2 0.3 10 03 623.70 249.4 0.3 38 10 376.27 251.1 0.3 4 1 593.9 251.8 0.1 67 08 378.5 255.23 0.15 52 07 269.48 255.6 0.5 05 03 593.9 260.5 0.5 07 03 598.71 269.459 10 13.7 0.3 269.48 288.18 3 0.158 04 446.83 293.8 0.2 66 323.871 10 3.93 7 338.27 328.40 3 0.206 07 342.80 333.99 5 0.100 05 338.27 338.281 10 2.79 5 338.27 342.90 4 0.22 1 342.80 346.8 0.3 0.18 362.06 2 45 03 376.27 368.8 0.2 08 04 711.6 369.5 21 371.68 2 0.48 1 376.27 373.3 49 376.0 0.3 12 1 04 0 382.8 0.3 14 04 541.99 388.0 0.5 15 05 515.1 390.4 0.5 07 03 733.2 393.5 0.5 11 1 04 0 430.5 0.5 19 05 445.03 432.1 0.1 34 03 446.83 439.3 81 14 445.03 1 1.27 4 445.03 465.2 0.1 04 0 01 0 481.6 0.5 21 05 487.6 0.3 11 01 646.3 527.61 1 70 04 541.99 580.4 598.72 2 93 04 598.71 609.32 4 56 03 623.70 623.4 08 04 632.0 1.0 30 10 711.2 0.7 03 6 01 0 These I are per 100 Decays of Ra. For total uncertainty add systematic component of 1.45% in quadrature, based on the normalization factor 0.137(2)
Page -23-5/2+ 7/2+ 9/2+ 219 Rn (3.96 sec.) Decay Scheme 1055 538.2 324.9 889 370.9 833 563.7 438.2 676.64 Based on 8/5/1999 NNDC/BNL Data 9/2+ 608.3 337.7 517.63 221.5 401.81 130.59 215 Po 84 293.23 Q =7526.4 Q =6946.1 271.23 1056 888.7 834.4 731.6 676.64 608.6 517.55 401.81 293.6 271.23 1.781 msec. 9/2+ 5/2+ 3.96 sec. 219 86Rn 54 (66 ps) 12.9 (195 ps) 100% decay 01 037 044 03 174 026 7.5 (66ps) 0.12 79.4 215 Po (1.781 msec.) Decay Scheme 211 82 Pb 438.8 36.1 min. Based on 4/26/2000 NNDC/BNL Data 438.8 1.781 msec. 215 84 Po 99.99977% decay 34 99.99977 GAMMA-RAY ENERGIES AND INTENSITIES Nuclide: 219 Rn E γ (kev) σ E γ Q Iγ Half Life: 3.96(1) sec. R σiγ Level 130.59 3 0.12 1 401.81 α 221.5 0.3 30 04 517.55 α 271.23 1 10.8 0.3 271.23 α 293.54 4 73 04 293.60 α 324.9 1.0 06 < 1,056 α 337.7 1.0 09 02 608.6 α 370.9 1.5 1 < 888.7 α 380 00 03 α 401.81 1 6.4 0.2 401.81 α 438.2 0.6 30 < 731.6 α 517.63 6 44 02 517.55 α 538.2 1.5 06 03 1,056 α 563.7 1.5 03 2 < 834.4 α 608.3 1.0 04 02 608.6 α 676.64 7 21 02 676.64 α 833 01 834.4 α 889.0 1.5 01 6 00 8 888.7 α 1,055 2 00 6 00 3 1,056 α E γ, σe γ, I γ, σi γ, Levels from ENSDF Database as of August 5, 1999 Q These Iγ are per 100 Decays of 219 Rn. R For total uncertainty add 5.5% systematic component in quadrature, based on the normalization factor 0.108 (6). γ σ γ Q γ R σγ α γ σ γ γ σ γ Q γ R