Rad Data Handbook 20.. - Voss Associates

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INTERNAL DOSIMETRY Effective Half-Life t eff = t r x t b / (t r + t b) where; t r = radioactive half-life t = biological half-life b Effective Removal Constant ë eff = ë r + ëb where; ë r = decay constant = 0.693 / t½ ë = biological removal constant -0.693 / t b Calculating Internal Dose (ICRP 30) H 50 (TS) = (1.6E-10)U S SEE(TS) H 50 = 50 year dose equivalent commitment in sieverts where SEE is the Specific Effective Energy modified by a quality factor for radiation absorbed in the target organ (T) for each transformation in the source organ (S) expressed in MeV/g. SEE = YEAFQ/M T where; Y = yield of radiations per transformation E = average energy of the radiation AF = absorbed fraction of energy absorbed in the target organ (T) per emission of radiation in the source organ (S) Q = quality factor M T = mass of the target organ U S = number of nuclear transformations in the source organ (S) during the time interval for which the dose is to be calculated b INTERNAL DOSIMETRY Effective Half-Life t eff = t r x t b / (t r + t b) where; t r = radioactive half-life t = biological half-life b Effective Removal Constant ë eff = ë r + ëb where; ë r = decay constant = 0.693 / t½ ë = biological removal constant -0.693 / t b Calculating Internal Dose (ICRP 30) H 50 (TS) = (1.6E-10)U S SEE(TS) H 50 = 50 year dose equivalent commitment in sieverts where SEE is the Specific Effective Energy modified by a quality factor for radiation absorbed in the target organ (T) for each transformation in the source organ (S) expressed in MeV/g. SEE = YEAFQ/M T where; Y = yield of radiations per transformation E = average energy of the radiation AF = absorbed fraction of energy absorbed in the target organ (T) per emission of radiation in the source organ (S) Q = quality factor M T = mass of the target organ U S = number of nuclear transformations in the source organ (S) during the time interval for which the dose is to be calculated b 48 48 INTERNAL DOSIMETRY Effective Half-Life t eff = t r x t b / (t r + t b) where; t r = radioactive half-life t = biological half-life b Effective Removal Constant ë eff = ë r + ëb where; ë r = decay constant = 0.693 / t½ ë = biological removal constant -0.693 / t b Calculating Internal Dose (ICRP 30) H 50 (TS) = (1.6E-10)U S SEE(TS) H 50 = 50 year dose equivalent commitment in sieverts where SEE is the Specific Effective Energy modified by a quality factor for radiation absorbed in the target organ (T) for each transformation in the source organ (S) expressed in MeV/g. SEE = YEAFQ/M T where; Y = yield of radiations per transformation E = average energy of the radiation AF = absorbed fraction of energy absorbed in the target organ (T) per emission of radiation in the source organ (S) Q = quality factor M T = mass of the target organ U S = number of nuclear transformations in the source organ (S) during the time interval for which the dose is to be calculated b INTERNAL DOSIMETRY Effective Half-Life t eff = t r x t b / (t r + t b) where; t r = radioactive half-life t = biological half-life b Effective Removal Constant ë eff = ë r + ëb where; ë r = decay constant = 0.693 / t½ ë = biological removal constant -0.693 / t b Calculating Internal Dose (ICRP 30) H 50 (TS) = (1.6E-10)U S SEE(TS) H 50 = 50 year dose equivalent commitment in sieverts where SEE is the Specific Effective Energy modified by a quality factor for radiation absorbed in the target organ (T) for each transformation in the source organ (S) expressed in MeV/g. SEE = YEAFQ/M T where; Y = yield of radiations per transformation E = average energy of the radiation AF = absorbed fraction of energy absorbed in the target organ (T) per emission of radiation in the source organ (S) Q = quality factor M T = mass of the target organ U S = number of nuclear transformations in the source organ (S) during the time interval for which the dose is to be calculated b 48 48
EQUIVALENT DOSE, EFFECTIVE DOSE, and COMMITTED EFFECTIVE DOSE ICRP 60 Equivalent Dose H T = R WD R T,R H T = equivalent dose in tissue T W R = radiation weighting factor D T,R = absorbed dose averaged over tissue T due to radiation R ICRP 60 Effective Dose E = T WH T T E = effective dose to the individual W T = tissue weighting factor H T = equivalent dose in tissue(s) T ICRP 60 Committed Effective Dose T=j T=1 E(50) = T=i WTH T(50) + W remainder T=K mTH T(50) T=1 T=K mT E(50) = committed effective dose W T = tissue weighting factor for tissues & organs i T to j T m T = mass of the remainder tissues K T to 1 T W = 0.05 (the W assigned to the remainder tissues) remainder T ICRP 23 REFERENCE MAN Daily Water Intake = 2.2 liters / day Breathing Rate = 2 E4 ml / min Skin surface area = 18,000 cm 2 13 There are approximately 10 cells in the human body. There are 140 g of potassium in standard man, 125 nCi 40 (4.625kBq) is K which results in 0.25 mrem/wk or13 mrem/yr (2.5 ìSv/wk or 0.13 mSv/yr) to the whole body. An additional 15 mrem/yr (0.15 mSv/yr) will occur when using a salt substitute. 49 EQUIVALENT DOSE, EFFECTIVE DOSE, and COMMITTED EFFECTIVE DOSE ICRP 60 Equivalent Dose H T = R WD R T,R H T = equivalent dose in tissue T W R = radiation weighting factor D T,R = absorbed dose averaged over tissue T due to radiation R ICRP 60 Effective Dose E = T WH T T E = effective dose to the individual W T = tissue weighting factor H T = equivalent dose in tissue(s) T ICRP 60 Committed Effective Dose T=j T=1 E(50) = T=i WTH T(50) + W remainder T=K mTH T(50) T=1 T=K mT E(50) = committed effective dose W T = tissue weighting factor for tissues & organs i T to j T m T = mass of the remainder tissues K T to 1 T W = 0.05 (the W assigned to the remainder tissues) remainder T ICRP 23 REFERENCE MAN Daily Water Intake = 2.2 liters / day Breathing Rate = 2 E4 ml / min Skin surface area = 18,000 cm 2 13 There are approximately 10 cells in the human body. There are 140 g of potassium in standard man, 125 nCi 40 (4.625kBq) is K which results in 0.25 mrem/wk or13 mrem/yr (2.5 ìSv/wk or 0.13 mSv/yr) to the whole body. An additional 15 mrem/yr (0.15 mSv/yr) will occur when using a salt substitute. 49 EQUIVALENT DOSE, EFFECTIVE DOSE, and COMMITTED EFFECTIVE DOSE ICRP 60 Equivalent Dose H T = R WD R T,R H T = equivalent dose in tissue T W R = radiation weighting factor D T,R = absorbed dose averaged over tissue T due to radiation R ICRP 60 Effective Dose E = T WH T T E = effective dose to the individual W T = tissue weighting factor H T = equivalent dose in tissue(s) T ICRP 60 Committed Effective Dose T=j T=1 E(50) = T=i WTH T(50) + W remainder T=K mTH T(50) T=1 T=K mT E(50) = committed effective dose W T = tissue weighting factor for tissues & organs i T to j T m T = mass of the remainder tissues K T to 1 T W = 0.05 (the W assigned to the remainder tissues) remainder T ICRP 23 REFERENCE MAN Daily Water Intake = 2.2 liters / day Breathing Rate = 2 E4 ml / min Skin surface area = 18,000 cm 2 13 There are approximately 10 cells in the human body. There are 140 g of potassium in standard man, 125 nCi 40 (4.625kBq) is K which results in 0.25 mrem/wk or13 mrem/yr (2.5 ìSv/wk or 0.13 mSv/yr) to the whole body. An additional 15 mrem/yr (0.15 mSv/yr) will occur when using a salt substitute. 49 EQUIVALENT DOSE, EFFECTIVE DOSE, and COMMITTED EFFECTIVE DOSE ICRP 60 Equivalent Dose H T = R WD R T,R H T = equivalent dose in tissue T W R = radiation weighting factor D T,R = absorbed dose averaged over tissue T due to radiation R ICRP 60 Effective Dose E = T WH T T E = effective dose to the individual W T = tissue weighting factor H T = equivalent dose in tissue(s) T ICRP 60 Committed Effective Dose T=j T=1 E(50) = T=i WTH T(50) + W remainder T=K mTH T(50) T=1 T=K mT E(50) = committed effective dose W T = tissue weighting factor for tissues & organs i T to j T m T = mass of the remainder tissues K T to 1 T W = 0.05 (the W assigned to the remainder tissues) remainder T ICRP 23 REFERENCE MAN Daily Water Intake = 2.2 liters / day Breathing Rate = 2 E4 ml / min Skin surface area = 18,000 cm 2 13 There are approximately 10 cells in the human body. There are 140 g of potassium in standard man, 125 nCi 40 (4.625kBq) is K which results in 0.25 mrem/wk or13 mrem/yr (2.5 ìSv/wk or 0.13 mSv/yr) to the whole body. An additional 15 mrem/yr (0.15 mSv/yr) will occur when using a salt substitute. 49
Page 1 and 2: Abbreviations 115 Activity vs Expos
Page 3 and 4: RADIOLOGICAL EMERGENCY RESPONSE Wri
Page 5 and 6: HAZARD CONTROL PRIORITIES DURING ME
Page 7 and 8: ACUTE RADIATION EFFECTS 0 - 25 REM
Page 9 and 10: TABLE OF THE ELEMENTS Z Density Z D
Page 11 and 12: Relative Locations of Products of N
Page 13 and 14: RADIOACTIVE DECAY MODES OF COMMONLY
Page 15 and 16: Progeny kev and % abundance 55 Fe 5
Page 17 and 18: Progeny kev and % abundance 99 Mo 9
Page 19 and 20: Progeny kev and % abundance 208 Tl
Page 21 and 22: Progeny kev and % abundance 229 Th
Page 23 and 24: Progeny kev and % abundance 241 Am
Page 25 and 26: Progeny kev and % abundance Progeny
Page 27 and 28: Progeny kev and % abundance 222 Rn
Page 29 and 30: Neptunium Decay Chain (4n + 1) st 1
Page 31 and 32: Actinium Decay Chain (4n + 3) st 1
Page 33 and 34: Ci / g = 3.578E5 / (T 1/2 in years
Page 35 and 36: Rem/hr / Ci Sv/hr / GBq Half-Life C
Page 45 and 46: mRem/hr mSv/hr 1ì 10ì 100ì 1ì 1
Page 47 and 48: RADIATION BIOLOGY Maximum survivabl
Page 49: INTERNAL DOSIMETRY Calculating CDE
Page 53 and 54: CALCULATING TODE AND TEDE TEDE = DD
Page 55 and 56: SHIELDING MATERIALS α a single she
Page 57 and 58: Beta Dose Rates in rad/hr per mCi M
Page 59 and 60: Combining Radiation Types to Determ
Page 61 and 62: NEUTRON SHIELD THICKNESS I = I0e -N
Page 63 and 64: Exposure Rate in an Air-Filled Ion
Page 65 and 66: Inverse Square Law 2 2 X 1 (D) 1 =
Page 67 and 68: Table 1 of DOE 5400.5 Surface Activ
Page 69 and 70: 6CEN The 6CEN equation can be used
Page 71 and 72: Ventilation Rates Ventilation rates
Page 73 and 74: AIR FLOW METER CORRECTIONS Mass Flo
Page 75 and 76: 10CFR20 DAC 10CFR835 DAC 10CFR20 AL
Page 101 and 102:
10CFR20 DAC 10CFR835 DAC 10CFR20 AL
Page 103 and 104:
External Exposure in a Cloud of Air
Page 105 and 106:
Characteristic X-Rays (KeV) of the
Page 107 and 108:
Z # K K L L 103 Lr 71 Lu 54.06 61.2
Page 109 and 110:
COUNTING STATISTICS COUNTING STATIS
Page 111 and 112:
ELEVATION VS AIR PRESSURE Barometri
Page 113 and 114:
NE Omaha 983 UT Cedar City 5,623 NH
Page 115 and 116:
COMPOSITION OF AIR Density of Symbo
Page 117 and 118:
ABBREVIATIONS ampere A, or amp angs
Page 119 and 120:
Mass 1 gram = 0.03527 ounces 1 ounc
Page 121 and 122:
Radiological 1 BTU = 235 1.28E-8 g
Page 123 and 124:
CONSTANTS Avogadro's number (N 0) 6
Page 125 and 126:
ELECTROMAGNETIC SPECTRUM Wavelength
Page 127 and 128:
5. Air-proportional alpha detectors
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32 7. The bremsstrahlung from a 1 C
Page 131 and 132:
RULES OF THUMB FOR NEUTRONS 1. The
Page 133 and 134:
Spontaneous Fission Neutron and Gam
Page 135 and 136:
Energy & Yield of neutrons from the
Page 137 and 138:
WG Pu 15 years after fabrication 23
Page 139 and 140:
Isotopic Mix of Natural U 238 U 234
Page 141 and 142:
MISCELLANEOUS RULES OF THUMB 1. One
Page 143 and 144:
PUBLIC RADIATION DOSES Average per
Page 145 and 146:
COMPARATIVE RISKS OF RADIATION EXPO
Page 147 and 148:
Voss Associates provides valuable t
Page 149:
Publications Radiation Data Radiati
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Rad Data Handbook 20.. - Voss Associates

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