RADIATION PROTECTION MANUAL Episode 6 ppsx

... as the state of nourishment of the cells, interactions between various cell types within the tissue, and the ability of the tissue to repair itself. (6) The relatively high radiosensitivity of ... a measure of the strength of a radiation field at some point. It is usually defined as the amount of charge (that is, sum of all ions of one sign) produced in a...

Ngày tải lên: 05/03/2014, 19:20

... cesium-137 30.2 years ỵ/X, 0.51/.662 thorium-232 1.4E10 years ỵ/X, 4. 081 uranium-238 4. 4E09 years ỵ/X, 4. 147 americium- 241 43 2 years ỵ/X, 5 .49 /.059 ỵ-alpha particle, ỵ-beta particle, X-gamma ... toward radiation and radioactivity. c. Continuing improvement in radiation (ionizing and non- ionizing) protection is essential to USACE operations involving radiation. All person...

Ngày tải lên: 27/06/2014, 18:20

Ngày tải lên: 10/08/2014, 02:20

... p. 161 ). The higher the level of effort the more solid the science case and the evidence have to be. Equally, the higher the level of effort the greater the need for a retraction if the science ... all the data (the footage) to a centralised repository and control it from there accepts high manpower needs and costs. AthenaWeb/EC 1 06 THE HANDS-ON GU...

Ngày tải lên: 12/08/2014, 08:21

Ngày tải lên: 12/08/2014, 16:20

... (60 ) 75 (55) 50 (2) 4 16 (5/8) 61 (45) 149 (110) 169 (125) 102 (75) 65 (2ẵ) 4 16 (5/8) 75 (55) 169 (125) N.A. N.A. 80 (3) 4 16 (5/8) 95 (70) 169 (125) 169 (125) 149 (110) 100 (4) 8 16 (5/8) 68 ... 3. 96 m (13 ft) 4.88 m ( 16 ft) 6. 10 m (20 ft) 7.32 m (24 ft) 8.23 m (27 ft) 114.3 (4.500) 3 .66 m (12 ft) 4.88 m ( 16 ft) 6. 10 m (20 ft) 7 .62 m (25 ft) 9.14 m (30 ft) 10.4 m (34 ft)...

Ngày tải lên: 12/08/2014, 16:20

... EQUIVALENT MAN RF RADIO FREQUENCY RPC RADIATION PROTECTION COMMITTEE RPO RADIATION PROTECTION OFFICER RPSO RADIATION PROTECTION STAFF OFFICER SAR SPECIFIC ABSORPTION RATE SDE SHALLOW ... ROENTGEN rad RADIATION ABSORBED DOSE RAM RADIOACTIVE MATERIAL RCRA RESOURCE CONSERVATION AND RECOVERY ACT rem ROENTGEN EQUIVALENT MAN RF RADIO FREQUENCY RPC RADIATION...

Ngày tải lên: 12/08/2014, 16:21

... 10 -3 Protective Eyewear 10 -6 10 -3 Chapter 11 . Radio Frequency (RF) and Microwave Safety. DA Limits 11 -1 11- 1 USACE Limits 11 -2 11 -1 OSHA Regulations 11 -3 11 -1 EM 385 -1- 80 30 May 97 1- 1 Chapter 1. Organization ... Page Chapter 1. Organization of USACE Radiation Protection Program. Purpose 1- 1 1- 1 Applicability 1- 2 1- 1 Policy 1- 3 1- 1 Management Commi...

Ngày tải lên: 12/08/2014, 16:21

... 385-1-80 30 May 97 3 -2 b. Many radionuclides such as radium -22 6, potassium-40, thorium -23 2 and uranium -23 8 occur naturally in the environment while others such as phosphorus- 32 or sodium -22 are primarily ... number of radiations as illustrated in Table 3 -2, for example: Table 3 -2 I- 125 Radiations RADIATION ENERGY(keV) DECAY% Gamma 35 6.7 Ka X-ray 27 .4 114 Kb X-ray 31...

Ngày tải lên: 12/08/2014, 16:21

... 2.12E+02 Kidneys 5.77E+01 Thyroid 5.99E+01 Liver 1.23E+02 Uterus 1.70E+01 H = 1 .33 E+02 H = 2.19E+02 rem,50 E,50 ICRP 30 ALI = 30 àCi EM 38 5-1-80 30 May 97 3- 13 of the rem is essentially equal to that ... = 10 àCi x 4.99E+01 mrem/àCi x 0. 03 = 14.97 mrem Marrow = 10 àCi x 6 .36 E+01 mrem/àCi x 0.12 = 76 .32 mrem Remainder = 10 àCi x 1 .33 E+02 mrem/àCi x 0 .30 = 39 9.00...

Ngày tải lên: 12/08/2014, 16:21

... notify the RPO when they terminate work involving radiation exposure. EM 385-1-80 30 May 97 6- 12 DASG-PSP as required by the Army Radiation Protection Program. All telephone reports will be ... Badge - 10 mrem for X-and gamma -radiation, 40 mrem for energetic beta radiation; and (b) Ring Badge - 10 mrem for X- and gamma -radiation, 30 mrem for energetic beta radiation. e. Each R...

Ngày tải lên: 12/08/2014, 16:21

... 6, 6 134 kHz - 3 MHZ 180 /f , 2 104/f 2 82 3 .8/ f 16.3/f f2/0.3, 6 3 MHZ-30 MHZ 180 /f , 2 104/f 2 82 3 .8/ f 16.3/f 30, 6 30 MHZ-100 MHZ 0.2, 9.4X105/ f 3.36 27.5 1 58. 3/ f 1.16 68 30, 0.0636f 1337 100 ... OSHA Regulations. OSHA set a radiation protection guide for non-ionizing radiation, including electromagnetic radiation. The radiation protection guide is a level of radiat...

Ngày tải lên: 12/08/2014, 16:21

... 6.0 Niton XL Model 3 09 (S) Cadmium-1 09 10 (Not available) 10.44 Texas Nuclear Metallurgist (B) Iron-55 Cadmium-1 09 45 5 290 0 232 50 50 Scitec FA1C (S) Cobalt-57 40 (Not available) 29. 3 Texas Nuclear Products ... 29. 3 Texas Nuclear Products Model 92 90 (B) Iron-55 Cadmium-1 09 Americium-241 Curium-244 100 10 10 100 375,000 13,000 1,000 9, 600 188 14 1 10 EM 385-1-80 30 May 97...

Ngày tải lên: 12/08/2014, 16:21

... 25 .65 30.89 36. 60 38.92 42. 46 43 .66 44. 86 46. 06 Field intensity 1.11 1 .62 1.79 1.94 2.31 2.73 3.09 3.21 3.34 3.39 3.43 3.47 MMF drop 0.08 0.12 0.13 0.14 0.17 0.20 0.23 0.24 0.25 0.25 0.25 0. 26 Stator ... 11.13 16. 86 22.70 28 .64 34.50 40.88 43.48 47.43 48. 76 50.10 51.45 Field intensity 1.24 1 .66 1.83 2.10 2.54 2.98 3.29 3.38 3 .61 3.74 3.88 4.02 MMF drop 0.14 0.18 0.20 0.23 0...

Ngày tải lên: 13/08/2014, 05:20

... c 3 c 6 + c 4 c 6 12 − c 3 c 4 c 6 6 , (326b) 7  i=1 b i (1 − c i )(c i − c 6 )(c i −c 4 )c i = 1 20 − c 4 + c 6 12 + c 4 c 6 6 , (326c) 7  i=1 b i (1 − c i )(c i − c 6 )c i = 1 12 − c 6 6 , (326d) ... manner: 0 1 4 1 4 1 4 1 8 1 8 1 2 00 1 2 3 4 3 16 − 3 8 3 8 9 16 1 − 3 7 8 7 6 7 − 12 7 8 7 7 90 0 16 45 2 15 16 45 7 90 . 166 NUMERICAL METHODS FOR ORDINAR...

Ngày tải lên: 13/08/2014, 05:21