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Actinium Decay Chain (4n + 3) st 1 Progeny kev and % abundance 235 231 U Th á 4370 (18), 4400 (57), 4580 (8) 7.08E8y ã 143 (11), 185 (54), 204 (5) 231 Th 231 Pa - â 140 (45), 220 (15), 305 (40) 25.55h ã 26 (2), 84 (10) 231 227 Pa Ac á 4950 (22), 5010 (24), 5020 (23) 3.48E4y ã 27 (6), 29 (6) 227 - 227 Ac decays 98.62 % of the time by â to Th & 1.38 % of the time by á to Fr 223 227 Ac 227 Th - â 43 (98.6) 21.77y ã 70 (0.08) 223 Fr á 4860 (0.18), 4950 (1.2) 227 Th 223 Ra á 5760 (21), 5980 (24), 6040 (23) 18.72d ã 50 (8), 237 (15), 31 (8) 223 Fr 223 Ra - â 1150 (~100) 21.8m ã 50 (8), 80 (13), 234 (4) 223 219 Ra Rn á 5610 (26), 5710 (54), 5750 (9) 11.435d ã 33 (6), 149 (10), 270 (10) Actinium Decay Chain (4n + 3) st 1 Progeny kev and % abundance 235 231 U Th á 4370 (18), 4400 (57), 4580 (8) 7.08E8y ã 143 (11), 185 (54), 204 (5) 231 Th 231 Pa - â 140 (45), 220 (15), 305 (40) 25.55h ã 26 (2), 84 (10) 231 227 Pa Ac á 4950 (22), 5010 (24), 5020 (23) 3.48E4y ã 27 (6), 29 (6) 227 - 227 Ac decays 98.62 % of the time by â to Th & 1.38 % of the time by á to Fr 223 227 Ac 227 Th - â 43 (98.6) 21.77y ã 70 (0.08) 223 Fr á 4860 (0.18), 4950 (1.2) 227 Th 223 Ra á 5760 (21), 5980 (24), 6040 (23) 18.72d ã 50 (8), 237 (15), 31 (8) 223 Fr 223 Ra - â 1150 (~100) 21.8m ã 50 (8), 80 (13), 234 (4) 223 219 Ra Rn á 5610 (26), 5710 (54), 5750 (9) 11.435d ã 33 (6), 149 (10), 270 (10) Page 31 Page 31 Actinium Decay Chain (4n + 3) st 1 Progeny kev and % abundance 235 231 U Th á 4370 (18), 4400 (57), 4580 (8) 7.08E8y ã 143 (11), 185 (54), 204 (5) 231 Th 231 Pa - â 140 (45), 220 (15), 305 (40) 25.55h ã 26 (2), 84 (10) 231 227 Pa Ac á 4950 (22), 5010 (24), 5020 (23) 3.48E4y ã 27 (6), 29 (6) 227 - 227 Ac decays 98.62 % of the time by â to Th & 1.38 % of the time by á to Fr 223 227 Ac 227 Th - â 43 (98.6) 21.77y ã 70 (0.08) 223 Fr á 4860 (0.18), 4950 (1.2) 227 Th 223 Ra á 5760 (21), 5980 (24), 6040 (23) 18.72d ã 50 (8), 237 (15), 31 (8) 223 Fr 223 Ra - â 1150 (~100) 21.8m ã 50 (8), 80 (13), 234 (4) 223 219 Ra Rn á 5610 (26), 5710 (54), 5750 (9) 11.435d ã 33 (6), 149 (10), 270 (10) Actinium Decay Chain (4n + 3) st 1 Progeny kev and % abundance 235 231 U Th á 4370 (18), 4400 (57), 4580 (8) 7.08E8y ã 143 (11), 185 (54), 204 (5) 231 Th 231 Pa - â 140 (45), 220 (15), 305 (40) 25.55h ã 26 (2), 84 (10) 231 227 Pa Ac á 4950 (22), 5010 (24), 5020 (23) 3.48E4y ã 27 (6), 29 (6) 227 - 227 Ac decays 98.62 % of the time by â to Th & 1.38 % of the time by á to Fr 223 227 Ac 227 Th - â 43 (98.6) 21.77y ã 70 (0.08) 223 Fr á 4860 (0.18), 4950 (1.2) 227 Th 223 Ra á 5760 (21), 5980 (24), 6040 (23) 18.72d ã 50 (8), 237 (15), 31 (8) 223 Fr 223 Ra - â 1150 (~100) 21.8m ã 50 (8), 80 (13), 234 (4) 223 219 Ra Rn á 5610 (26), 5710 (54), 5750 (9) 11.435d ã 33 (6), 149 (10), 270 (10) Page 31 Page 31
Progeny kev and % abundance Progeny kev and % abundance 219 Rn 215 Po á 6420 (8), 6550 (11), 6820 (81) 3.96s ã 272 (9), 401 (5) 215 211 Po decays ~100 % of the time by á to Pb & 0.00023 % of - 215 the time by â to At 215 211 Po Pb á 7380 (~100) 1.778ms 215 - At â 740 (0.00023) 215 At 211 Bi á 8010 (100) 0.1ms 211 Pb 211 Bi - â 290 (1.4), 560 (9.4), 1390 (87.5) 36.1m ã 405 (3.4), 427 (1.8), 832 (3.4) 211 207 Bi decays 99.73 % of the time by á to Tl & 0.273 % of the - 211 time by â to Po 211 Bi 207 Tl á 6280 (16), 6620 (84) 2.13m ã 351 (14) 211 Po - â 600 (0.28) 211 Po 207 Pb á 7450 (99) 0.516s ã 570 (0.5), 900 (0.5) 207 Tl 207 Pb - â 1440 (99.8) 4.77m ã 897 (0.16) 219 Rn 215 Po á 6420 (8), 6550 (11), 6820 (81) 3.96s ã 272 (9), 401 (5) 215 211 Po decays ~100 % of the time by á to Pb & 0.00023 % of - 215 the time by â to At 215 211 Po Pb á 7380 (~100) 1.778ms 215 - At â 740 (0.00023) 215 At 211 Bi á 8010 (100) 0.1ms 211 Pb 211 Bi - â 290 (1.4), 560 (9.4), 1390 (87.5) 36.1m ã 405 (3.4), 427 (1.8), 832 (3.4) 211 207 Bi decays 99.73 % of the time by á to Tl & 0.273 % of the - 211 time by â to Po 211 Bi 207 Tl á 6280 (16), 6620 (84) 2.13m ã 351 (14) 211 Po - â 600 (0.28) 211 Po 207 Pb á 7450 (99) 0.516s ã 570 (0.5), 900 (0.5) 207 Tl 207 Pb - â 1440 (99.8) 4.77m ã 897 (0.16) 207 Pb is stable Page 32 207 Pb is stable Page 32 Progeny kev and % abundance Progeny kev and % abundance 219 Rn 215 Po á 6420 (8), 6550 (11), 6820 (81) 3.96s ã 272 (9), 401 (5) 215 211 Po decays ~100 % of the time by á to Pb & 0.00023 % of - 215 the time by â to At 215 211 Po Pb á 7380 (~100) 1.778ms 215 - At â 740 (0.00023) 215 At 211 Bi á 8010 (100) 0.1ms 211 Pb 211 Bi - â 290 (1.4), 560 (9.4), 1390 (87.5) 36.1m ã 405 (3.4), 427 (1.8), 832 (3.4) 211 207 Bi decays 99.73 % of the time by á to Tl & 0.273 % of the - 211 time by â to Po 211 Bi 207 Tl á 6280 (16), 6620 (84) 2.13m ã 351 (14) 211 Po - â 600 (0.28) 211 Po 207 Pb á 7450 (99) 0.516s ã 570 (0.5), 900 (0.5) 207 Tl 207 Pb - â 1440 (99.8) 4.77m ã 897 (0.16) 219 Rn 215 Po á 6420 (8), 6550 (11), 6820 (81) 3.96s ã 272 (9), 401 (5) 215 211 Po decays ~100 % of the time by á to Pb & 0.00023 % of - 215 the time by â to At 215 211 Po Pb á 7380 (~100) 1.778ms 215 - At â 740 (0.00023) 215 At 211 Bi á 8010 (100) 0.1ms 211 Pb 211 Bi - â 290 (1.4), 560 (9.4), 1390 (87.5) 36.1m ã 405 (3.4), 427 (1.8), 832 (3.4) 211 207 Bi decays 99.73 % of the time by á to Tl & 0.273 % of the - 211 time by â to Po 211 Bi 207 Tl á 6280 (16), 6620 (84) 2.13m ã 351 (14) 211 Po - â 600 (0.28) 211 Po 207 Pb á 7450 (99) 0.516s ã 570 (0.5), 900 (0.5) 207 Tl 207 Pb - â 1440 (99.8) 4.77m ã 897 (0.16) 207 Pb is stable Page 32 207 Pb is stable Page 32
Page 1 and 2: HANDBOOK OF RADIATION DATA HANDBOOK
Page 3 and 4: Abbreviations 115 Activity vs Expos
Page 5 and 6: EMERGENCY RESPONSE SWIMS for Radiol
Page 7 and 8: Major Injuries Occurring in Hazardo
Page 9 and 10: ACUTE RADIATION EFFECTS ACUTE RADIA
Page 11 and 12: CONTAMINATED / INJURED PERSON FORM
Page 13 and 14: Z Density Z Density 76 Osmium Os 22
Page 15 and 16: Radioactive Decay Radioactive Decay
Page 17 and 18: Progeny kev and % abundance 41 Ar 4
Page 19 and 20: Progeny kev and % abundance 65 Ni 6
Page 21 and 22: Progeny kev and % abundance 134 I 1
Page 23 and 24: Progeny kev and % abundance 220 216
Page 25 and 26: Progeny kev and % abundance 234 Th
Page 27 and 28: Thorium-232 Decay Chain including t
Page 29 and 30: Uranium-238 Decay (including Radon
Page 31 and 32: Progeny kev and % abundance Progeny
Page 33: Progeny kev and % abundance 225 Ra
Page 37 and 38: Rem/hr / Ci Sv/hr / GBq Half-Life C
Page 47 and 48: Gamma exposure at 30 cm vs Particle
Page 49 and 50: Activity in DPM vs Particle Size in
Page 51 and 52: DOSIMETRY 1 Bq = 1 dps = 2.7 E-11 C
Page 53 and 54: INTERNAL DOSIMETRY Effective Half-L
Page 55 and 56: 1 RADIATION WEIGHTING FACTORS (ICRP
Page 57 and 58: RADIATION INTERACTIONS Charged Part
Page 59 and 60: CALCULATING NEUTRON SHIELD THICKNES
Page 61 and 62: Neutron and Gamma Shielding SIMPLIF
Page 63 and 64: Shallow Dose Correction Factor In a
Page 65 and 66: Photon Fluence Rate ö from a Point
Page 67 and 68: A comparison of signal levels for v
Page 69 and 70: INSTRUMENT SELECTION AND USE Exposu
Page 71 and 72: Airborne Radioactivity (long-lived)
Page 73 and 74: AIR MONITORING Concentration Concen
Page 75 and 76: Filter Media Characteristics for Al
Page 77 and 78: 10CFR20 DAC 10CFR835 DAC 10CFR20 AL
Page 85 and 86:
10CFR20 DAC 10CFR835 DAC 10CFR20 AL
Page 87 and 88:
Page 89 and 90:
Page 91 and 92:
Page 93 and 94:
Page 95 and 96:
Page 97 and 98:
Page 99 and 100:
Page 101 and 102:
Page 103 and 104:
Page 105 and 106:
STCs = Special Tritium Compounds 1
Page 107 and 108:
Z # K K L L 96 Cm 109.10 123.24 14.
Page 109 and 110:
Z # K K L L 45 Rh 20.21 22.72 2.70
Page 111 and 112:
MDA when background and sample coun
Page 113 and 114:
ELEVATIONS OF MAJOR AIRPORTS AND FA
Page 115 and 116:
INTERNATIONAL AIRPORT ELEVATIONS (F
Page 117 and 118:
SI and US “Traditional” Units A
Page 119 and 120:
CONVERSION OF UNITS Length 1 angstr
Page 121 and 122:
Radiological 1 rad = 100 ergs / g 1
Page 123 and 124:
Power 1 joule/sec = 1E7 ergs/sec 1
Page 125 and 126:
SURFACE AREA AND VOLUME CALCULATION
Page 127 and 128:
RULES OF THUMB FOR ALPHA PARTICLES
Page 129 and 130:
RULES OF THUMB FOR BETA PARTICLES 1
Page 131 and 132:
RULES OF THUMB FOR GAMMA RADIATION
Page 133 and 134:
APPROXIMATE NEUTRON ENERGIES cold n
Page 135 and 136:
Energy & Yield of neutrons from the
Page 137 and 138:
Isotopic Mix of WG Pu 238 Pu 239 Pu
Page 139 and 140:
Neutron exposure rate from the oxid
Page 141 and 142:
Isotopic Mix of 20% Enriched U 238
Page 143 and 144:
UNITS AND TERMINOLOGY “Special Un
Page 145 and 146:
RADON FACTS 1 working level = 222 3
Page 147 and 148:
Relative Risk Your overall risk of
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Advanced Radiation Instrumentation
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