Radon concentration
Radon Concentration Potential in Bibala Municipality Water: Consequences for Public Consumption
... the radon concentration in portable water for human consumption in Bibala, a municipality in Angola, where granitic rocks are common, and contain a high concentration of uranium that can be mobilized ...
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Radon concentration assessment in water sources of public drinking of Covilhã's county, Portugal
... of radon daughter isotope, is widely distributed in rocks and soils of the Covilh ~a’s ...important radon isotope because its decay products, 218 Po and 214 Po, can have a marked adverse effect in human ...
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Asessment of indoor radon distribution in the metropolitan region of Belo Horizonte, Brazil
... Radon concentration in soil and rocks is important to determine radon rates of entry into ...indoor radon comes from the soil and rocks [5]. The soil radon concentration depends ...
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Improved mixing height monitoring through a combination of lidar and radon measurements
... nor radon measurements can be used to determine the mixing height over the full diur- nal ...not radon, can be used to determine the mixing ...surface radon concentration. Radon can ...
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Radon Levels in a Hospital in Niterói Municipality-RJ, Brazil
... to human health, are often incipient, especially those that investigate the association of climatic parameters and radon concentration in poor ventilation environments. Locations as hospitals, where a ...
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Variability of Indoor Radon Level Accumulation: a Study in Portuguese Thermal Spas
... indoor radon levels, particularly in some specific ...indoor radon concentration within the existing buildings is defined (400 Bq/m3), being monitored mandatorily only in dwellings located in ...
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Development of an active detector for radon detection in air
... the radon concentration in air are assumed to be in a relation of proportionality, thus the concentration of radon in air is calculated by using equation ...
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Response verification of integrated device used for radon measurements in air
... national radon level according to the ICRP recommendations, radon levels should be estimated in different living environments (dwellings, workplaces, hospitals, ...the radon concentration ...
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Using geographic information systems for radon exposure assessment in dwellings in the Oslo region, Norway
... high radon levels by inspecting geological combinations and indoor radon mea- surements within squares of 1 km × 1 km and 5 km × 5 ...indoor radon mea- surements as basis for calculations of ...
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Radon activity in the lower troposphere and its impact on ionization rate: a global estimate using different radon emissions
... From the analysis presented in this section, we see that the ECHAM5 model performs reasonably well in simulating the lifecycle and global distribution of radon. Using the most up-to-date emission estimates, we are ...
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Tracing and quantifying groundwater inflow into lakes using a simple method for radon-222 analysis
... of radon between the reservoirs are used for applications in aquatic ...1987). Radon is particularly well suited to study groundwater-surface water interaction, because activity concentrations in ...
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City sizes and industry concentration
... locations with a large demando But local demand is large precisely where most firms are settled. This circularity generates a self reinforcing incentive for the a[r] ...
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Gas concentration in MAP package
... A significant (p≤0.05) and continuous disappearance of the specific odor of poultry meat was reported for the PVC overwrap meat stored in the display case as storage time compared wit[r] ...
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Freeze concentration of lime juice
... In this research, the optimum conditions for freeze concentration of lime juice from 7.6˚Brix to 17.3˚Brix within 30 minutes were found at cooling medium temperature of -18˚C and scraper blade rotational speed of ...
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Concentration of CCL11, CXCL8 and TNF- α
... Chemokines are among the various me- diators of the inflammatory process thought to be major mediators of leukocyte differen- tiation and influx in several disease pro- cesses, including asthma and COPD (3-7). Several ...
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Industry concentration and market volatility
... industrial concentration in the market may also play a relevant role and, the greater the concentration level, the lower the diversification (higher risk) of the market ...
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Radon levels in nurseries and primary schools in Bragança District - Preliminary assessment
... determine radon diurnal variations in three nurseries and one primary school at Bragança 97.. district (North of Portugal); and ii) compare radon concentrations obtained with legislated[r] ...
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Comparison of multivariate classification and regression methods for the indoor radon measurements
... In or der to be able to use the multivariate clas si - fi ca tion, the set of in put events (val ues for cli mate vari ables for each mea sure ment) used, have to be split into those tha[r] ...
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Studying street geometry influence in PM10 concentration
... In Table 1 are shown the values of PM 10 concentrations at 1.5 m high considering all the emissions (traffic + background) for the actual street configuration (option A) compared with PM 10 concentrations measurements ...
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Determination of Optimal Glucose Concentration for Microcalorimetric
... Similar results were also reported for bovine spermatozoa (Inskeep and Hammersted, 1983). While the lowest number of spermatozoa/mL (10 7 ) barely produced enough heat to be detected by the calorimeter, the highest ...
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