sony and the pocket radio
Tài liệu STRATEGY FOR THE MANAGEMENT AND DISPOSAL OF USED NUCLEAR FUEL AND HIGH-LEVEL RADIOACTIVE WASTE ppt
Ngày tải lên :
21/02/2014, 21:20
... national program for the management and disposal of the nation’s used nuclear fuel and high-level radioactive waste The BRC report and the Strategy build on the body of physical and social science ... Disposal of Used Nuclear Fuel and High-Level Radioactive Waste INTRODUCTION AND SUMMARY The Strategy for the Management and Disposal of Used Nuclear Fuel and High-Level Radioactive Waste is a framework ... Disposal of Used Nuclear Fuel and High-Level Radioactive Waste generators pay the full cost of the disposal of their used nuclear fuel and high-level radioactive waste The federal government did...
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Radionuclide Concentrations in Foor and the Environment - Chapter 1 docx
Ngày tải lên :
18/06/2014, 19:20
... including their use and their health risks Since the history of radionuclides is immediately connected with our understanding of matter, and thus with the study of atoms and with the discovery of radioactivity, ... from radionuclides is very versatile; however, radionuclides may be hazardous to people and the environment 1.6.1 RADIONUCLIDES AND RADIOACTIVITY: USES The applications of radionuclides and radioactivity ... in radiotherapy, including brachytherapy, immunotherapy, ion beam therapy, and boron neutron capture therapy Industrially and in mining, radionuclides are used as radioisotope tracers, in radiography...
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Radionuclide Concentrations in Foor and the Environment - Chapter 2 docx
Ngày tải lên :
18/06/2014, 19:20
... time The humin and humic materials that are known to produce coals and peat are strong chelating agents for these and other radionuclides [3] Indeed, the first discoveries of radioactivity and the ... particles and neutrons Their effects in the upper atmosphere lead to nuclear interactions with nitrogen and oxygen atoms and molecules resulting in the production of 14C and 7Be and other radionuclides, ... radionuclides (and the radioactive decay products they produce) are an important source of Earth’s radioactivity These radionuclides play an important role in the Earth’s processes Indeed, primordial radionuclides,...
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Radionuclide Concentrations in Foor and the Environment - Chapter 3 pdf
Ngày tải lên :
18/06/2014, 19:20
... of radon (and its decay products) and thoron (so-called thoron) from the air causes their deposition on the lining of the lungs These deposited radionuclides irradiate the lungs and other tissues, ... releases of radioactive substances from the reactor core to the atmosphere and the environment Radioactive products were also emitted from the fires and explosions in the reactor Released radionuclides ... On the other hand, if dust particles are formed by fly ash (from the burning of coal), then the uranium and thorium content may be much higher Typical volumes of uranium and thorium series radionuclides...
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Radionuclide Concentrations in Foor and the Environment - Chapter 4 pdf
Ngày tải lên :
18/06/2014, 19:20
... the same natural series The water passes through the solid grain either in the bedrock of the aquifers or in the soils from the drainage area The rate of this weathering is not the same for the ... compartments: the atmosphere and the surface of the Earth Rainwater helps to transport and disseminate radionuclides and therefore shows very well the level of radioactivity in the environment Thus the ... the major part of the atmosphere resides in the troposphere, and the relevant processes and changes governing the weather take place in it The troposphere and stratosphere are not isolated, and...
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Radionuclide Concentrations in Foor and the Environment - Chapter 5 pptx
Ngày tải lên :
18/06/2014, 19:20
... press them against the filter and to ensure close contact between the soil and the absorbent The polyethylene box was then tightly closed to avoid the evaporation of water from the system and prevent ... lignin, and fulvic and humic acids The number of interactions and reactions of radionuclides with organic matter is high These processes are affected by the pH and the cation concentration in soil The ... the fungal mycelium and the radioactive particle Finally, the authors say radionuclide accumulation in the solid nutrient medium (agar medium) may occur mainly due to the destruction of the radioactive...
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Radionuclide Concentrations in Foor and the Environment - Chapter 6 pot
Ngày tải lên :
18/06/2014, 19:20
... during the night) the Earth’s surface, The heat capacity of the Earth’s surface (soil or water), The thermal conductivity between the Earth’s surface and the lower air layer in contact, and The ... close to the discharge point, which constitutes the interface between the source and the other (regional) compartments The local model describes the fate of the radionuclides in this box and allows ... of these particles are reexcreted by clearance mechanisms up to the throat and may then pass into the digestive tract The fate of elements in the lungs depends on their solubility and on their...
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Radionuclide Concentrations in Foor and the Environment - Chapter 7 docx
Ngày tải lên :
18/06/2014, 19:20
... exposure and potential effects The difficulty arises in trying to measure them, either in the field or in a laboratory setting, and then interpret them with regard to an organism’s radiosensitivity The ... reproductive processes and the early stages of development are seen as the most radiosensitive due to the ongoing activities of cell division and differentiation Mortality and life shortening The classic ... Sometimes the response appeared beneficial rather than harmful at low radiation exposures • Animalia The bulk of the literature on radiosensitivity is for mammals, and they have been observed to be the...
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Radionuclide Concentrations in Foor and the Environment - Chapter 8 pot
Ngày tải lên :
18/06/2014, 19:20
... Pakistan, the Philippines, Republic of Korea, and Vietnam Together these countries represent more than half the population of the world and many of their diets are dominated by rice The study found the ... safety standards This is particularly so in the joint approach with the World Health Organization (WHO) and the development of the Codex Alimentarius The Codex has the aim of “protecting the health ... drafted with the philosophy that the safety of the most vulnerable section of society is considered a priority and the view is then taken that the levels set will protect this group and other less...
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Radionuclide Concentrations in Foor and the Environment - Chapter 9 pot
Ngày tải lên :
18/06/2014, 19:20
... mentioned before, the solid crystal has three energy bands: the valence band, the conduction band, and the forbidden band For electrical conductors, the width of the forbidden energy band is very small ... aluminum The depletion region is the sensitive volume of the detector and is formed by to the migration of electrons toward the P-type region and the hole toward the N-type region The width of the ... energy band is known as the valence band The next energy band is the conduction band, which is usually empty Energy dissipated in the material removes electrons from the lattice sites to the conduction...
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Radionuclide Concentrations in Foor and the Environment - Chapter 10 pptx
Ngày tải lên :
18/06/2014, 19:20
... 10.1.1 THE NUCLEAR AND RADIOLOGICAL TERRORIST THREAT In the last 15 years we have seen vast changes in the worldwide political landscape The end of the Cold War and the subsequent dissolution of the ... ability to detect the material depends on the type and quantity of shielding material surrounding the radioactive material, the type of radionuclides present, and the activity of the source 10.2.3 ... in either a count rate mode or in a dose rate mode The advantage of the dose rate mode is the ability to monitor the radiological hazard posed by the radioactive material during the search The...
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Radionuclide Concentrations in Foor and the Environment - Chapter 11 pot
Ngày tải lên :
18/06/2014, 19:20
... hazards The anticipation phase typically consists of a review of the overall mission of the laboratory and then the creation of a simple process flowchart that tracks the radiation sources as they ... as they can result in releases and possible exposures The last stage of the process analysis considers the release, discharge, or disposal of the source By anticipating the need for space and ... of radioactive material, new radionuclides, or even new radioactive material laboratories The goal of the peer Radiation Safety Committee is to evaluate the hazards of radiation exposure and...
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Radionuclide Concentrations in Foor and the Environment - Chapter 12 ppt
Ngày tải lên :
18/06/2014, 19:20
... As described in the WHO [30], the value is rounded as follows: If GL is between × 10n and × 10n–1, then the GL = 10n Therefore, in this case, the GL of 236 is between 30 and 300, then GL = 100 ... DERIVATION OF RADIOACTIVITY CONCENTRATION LIMITS IN FOOD AND DRINKING WATER The methodology for estimating the MPC of radionuclides in food and drinking water is well established and goes back to the earliest ... understand the IRALF The IRALF should be sufficiently low that no further action is necessary if the food is at or below the limits 12.3.2.2 Implementation The IRALFs for three groups of radionuclides...
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Radionuclide Concentrations in Foor and the Environment - Chapter 13 (end) pptx
Ngày tải lên :
18/06/2014, 19:20
... etc.) and on the maximum doses that the physical, chemical, and functional properties the product sustains without harmful alterations The layout of the facility must also foresee the output of the ... AM 432 Radionuclide Concentrations in Food and the Environment These methods in the EU must be validated or standardized by the European Committee of Standardization (CEN) [117] Some of the methods, ... speed of the product and the bulk density of the material to be irradiated [16] Before the irradiation process, the dose uniformity ratio (which is defined as the maximum dose divided by the minimum...
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Báo cáo y học: "Association of a specific haplotype across the genes MMP1 and MMP3 with radiographic joint destruction in rheumatoid arthritis" ppt
Ngày tải lên :
09/08/2014, 01:23
... experiments Both wrote the Materials and methods section RR and GH took care of all patients They collected clinical data and all blood samples and radiographs and scored them by means of the Ratingen ... either the MMP alleles or the 1G-5A haplotype Regression analysis of clinical and laboratory data In factorial regression there was a significant correlation between the Ratingen score and the ... DR and DR1 (P = 0.0001), the C-reactive protein level (P = 0.0053) and the presence of rheumatoid factor (P < 0.0001) Neither the MMP haplotype nor the SE was correlated significantly with the...
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Báo cáo y học: "Relationship between radiographic grading of osteoarthritis and the biochemical markers for arthritis in knee osteoarthritis" doc
Ngày tải lên :
09/08/2014, 01:23
... distributed on both feet The X-ray beam was aimed at the lower pole of the patella and kept parallel to the joint surface The target–film distance was 36 inches [3] The grading of radiographs was scored ... midfemoral medial and lateral condyles to the tibial plateau, and the lesser of the two measurements was taken as the joint space width [4] Knee radiographs were evaluated with the Kellgren– Lawrence ... for analysis was the higher of the two knees We define generalized OA (GOA) by the hypothesis that OA found in the hand is an indicator of disease in other large joints, including the spine An individual...
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Báo cáo khoa học: "Impact of different leaf velocities and dose rates on the number of monitor units and the dose-volume-histograms using intensity modulated radiotherapy with sliding-window technique" potx
Ngày tải lên :
09/08/2014, 09:22
... exposition of the OAR (fig- ure 5) and the body (represents the low dose areas) The higher the DR and the lower the LV, the higher was the dose given to the PTV and OAR The D55 and D90 of the rectum ... analyse the impact of different DR and LV on the "actual fluence maps" using the same "optimal fluence map" and thereby the impact on the number of monitor units and the dose-volume-histogram of the ... whereas the OAR were mostly located outside the end position of the leafs In these cases the choice of the LV and the DR is more important than for PC, because the influence on the NMU and transmission...
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Báo cáo khoa học: " Linkage disequilibrium pattern of the ATM gene in breast cancer patients and controls; association of SNPs and haplotypes to radio-sensitivity and post-lumpectomy local recurrence" doc
Ngày tải lên :
09/08/2014, 10:21
... VNK and ALBD designed the study - TT, LJ and PV genotyped the samples from the American Breast cancer patients - LJ and PV genotyped the samples from the Norwegian breast cancer patients and the ... 2:25 regions in the axilla, the fossa supraclavicularis and along the arteria mammaria interna Depending on the extent of the operation and/ or the expected risk of local recurrence, the thoracic ... 31 (4 variants) and exon 8,15,32,52 and 60 (3 variants identified in each) The location of the identified variants along the gene as well as the exons relative to the domains of the protein described...
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Báo cáo khoa học: "Calcification of the Intervertebral Discs and Curvature of the Radius and Ulna: A Radiographic Survey of Finnish Miniature" potx
Ngày tải lên :
12/08/2014, 15:20
... (1977) The front leg was positioned so that the distal epicondyles of humerus superimposed each other and the whole elbow joint space could be seen even and clearly After taking the radiographs the ... (Antisedan® mg/ml) 0.1 mg/kg IM to reverse the sedation The authors evaluated the radiographs together The number of calcified discs was calculated and their location in the vertebral column was recorded ... of olecranon and distal end of styloideal process, and “b” describes the straight line between these points The ratio between “a” and “b” was used as a value for the curvature Standard errors...
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Báo cáo y học: "Genome analysis and genome-wide proteomics of Thermococcus gammatolerans, the most radioresistant organism" potx
Ngày tải lên :
14/08/2014, 21:20
... candidate octamers corresponding to these criteria: AGCTCCTC is the most overrepresented motif in out of thermococci, and the third most overrepresented in the other (third) one TCCCAGGA is the ... gene and resulted in the partitioning of the integrase gene (int) into two domains, each containing the downstream half of the tRNA gene, which overlaps the 5' (intN) and the 3' (intC) regions These ... Methanosarcina mazei genes MM3297 and MM3298 These compounds are then further transformed into the corresponding acids by acetyl-CoA synthetases and succinyl-CoA synthetases, respectively [13,51]...
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