Radiation and Health - Chapter 8 pptx

... keV Tritium H-3 12.35 years – 5. 68 Carbon-11 C-11 20. 38 min 1.02 385 .5 Sodium-24 Na-24 15.0 hours – 553 Phosphorous-32 P-32 14.29 days – 695 Sulfur-35 S-35 87 .44 days – 48. 8 Strontium -8 9 Sr -8 9 50.5.days ... 0.171 28 Iodine-131 I-131 8. 04 days 0. 38 190 Cesium-134 Cs-134 2.06 years 1.55 163 Cesium-137 Cs-137 30 years 0.626 187 Xenon-133 Xe-133 5.3 days 0.393 48. 8 Barium-140 B...

Ngày tải lên: 12/08/2014, 02:23

... 2 .8 days 110,000 Zr-95 64 days 140,000 Ru-103 39 days 120,000 Ru-106 3 68 days 60,000 Ba-140 12.7 days 160,000 Ce-141 32.5 days 100,000 Ce-144 284 days 90,000 Sr -8 9 50.5 days 80 ,000 Sr-90 ... Radioactivity and Health – A History, J. Newell Standard, Office of Scientifical and Technical Information, Battelle Memorial Institute, 1 988 . 13. A History of X-rays and Radium:...

Ngày tải lên: 12/08/2014, 02:23

... (192.1 68. 32.0 to 192.1 68. 32.255) O 192.1 68. 32.0/19 [110/22 984 0] via 10.1.1.3 Æ (192.1 68. 32.0 to 192.1 68. 63.255)  If a packet destined to 192.1 68. 32.1 is directed toward 10.1.1.1, because 192.1 68. 32.1 ... because 192.1 68. 32.100 doesn't f all within 192.1 68. 32.0/26 (192.1 68. 32.0 through 192.1 68. 32.63), but it does fall within the 192.1 68. 32.0/24 destination...

Ngày tải lên: 05/07/2014, 03:20

... assumptions. 1 28 FINANCIAL MODELING WITH CRYSTAL BALL AND EXCEL FIGURE 8. 4 Crystal Ball model for income statement in Sengupta2.xls. Cells J6, J7, J10,andJ12 are Crystal Ball assumptions, and I3 is ... in sales and cost of sales as a percentage year-by-year as Crystal Ball assumptions. In Chapter 11, we look closer at modeling financial time series with this sort of multiplicative...

Ngày tải lên: 05/07/2014, 18:20

... in the next chapter, we will discuss how damaged lands can be restored and how natural and semi-natural lands can be managed for long- term ecological health. 1 68 APPLICATIONS Box 8- 2 Guidelines ... Categories 5 to 8 of our natural lands typology in Chapter 7: working lands, local nature areas, parks and recreation areas, and “accidental” urban and suburban open spaces....

Ngày tải lên: 06/07/2014, 14:20

... oceanographic and climatic conditions ✦ Remarkably complete compared to land Sea Level Changes Where do these come from? ✦ Inputs are: rivers atmosphere surface waters volcanoes (both on land and submarine) ... transport: rivers and near-shore vs open ocean Cosmogenous (from outer space) ✦ Meteorites and comets Sediment Accumulation Turbidites (submarine avalanches) Glacial (Ice...

Ngày tải lên: 21/07/2014, 18:20

... terrain and dis- places more beneficial plants. It has little wildlife value and many wildlife and wetland managers in the U.S. strive to control it (Wijte and Gallagher 1996a, b). L1372 - Chapter 8 ... hydrology, developing wetlands or land adjacent to wetlands, and by releasing nutrients and pollu- tants into the air and water (Rejmanek 1 989 ; Chambers et al. 1993; Vi...

Ngày tải lên: 11/08/2014, 09:21

... (MCPA) and (2,4-dichloro- phenoxy) acetic acid (2,4-D). Soils from lots that had been treated with herbi- cides for 18, 1, and 0 (controls) years were used to inoculate a salt medium where 2,4-D ... Figure 8. 6 with data from Torstensson’s work. Figure 8. 6 The first five columns show the lag period in the degradation of 2,4-D with inoculums of control soil, and soils from 2,4-D- and...

Ngày tải lên: 11/08/2014, 12:21

... Dekker, Inc. All Rights Reserved. Agronomic Importance of Humic Matter 285 HA- + Fe(OH),H,PO, -+ HA-Fe(0H)-H,PO, + OH- (8. 15) Such an interaction is considered a form of biological fixation ... All Rights Reserved. 266 Chapter 8 Microorganism +HAoxidized -f C02 + meduced (8. 16) %educed + Fe3+ abiotic -t Fe2' + moxidized (8. 17) Reaction (8. 17) ind...

Ngày tải lên: 11/08/2014, 12:21

... natural background radiation) are considered to be very small. The Use of Large Doses Large radiation doses are used for: • Sterilization of medical equipment Co-60 and Cs-137 γ -radiation are used ... after irradiation with Co-60 γ -radiation. Adapted from A.P. Casarett (19 68) with permission from A.P. Casarett Radiation dose (in Gy) Survival (in percent) © 2003 Taylor & Fran...

Ngày tải lên: 12/08/2014, 02:23