نتایج جستجو برای: radioactive waste storage

تعداد نتایج: 280721  

2008
Felix Oberholzer-Gee Iris Bohnet Bruno S. Frey S. FREY

The price system is generally thought to be the epitome of efficiency. In some cases, however, lotteries are preferred to the market as a social decision-making system for reasons of fairness. As recent research as shown, neither procedure is always well accepted among the general population. We analyze the social acceptability of both mechanisms and apply our framework to the allocation of soc...

Journal: :International Journal of Environmental Research and Public Health 2009
William J.F. Standring Mark Dowdall Per Strand

The Norwegian Radiation Protection Authority (NRPA) has been involved in studies related to the Mayak PA and the consequences of activities undertaken at the site for a number of years. This paper strives to present an overview of past and present activities at the Mayak PA and subsequent developments in the quantification of health effects on local populations caused by discharges of radioacti...

ژورنال: بیمارستان 2015
سجادی, حانیه‌سادات, فرزادکیا, مهدی, گلباز, سمیه,

Background: There are various departments in hospital that produce hazardous, infectious, pathological and radioactive wastes. Utilizing proper methods of waste management is of high priority in order to prevent from releasing these wastes to environment. This study aimed to evaluate waste management efficiency in Karaj hospitals. Material & Methods: This cross - sectional study was cond...

2004
Roberto Vicente Gian-Maria Sordi Goro Hiromoto

Spent or disused sealed radiation sources—no longer needed sources—may represent a risk of radiological accident or may be a target for criminal acts in countries where final disposal options are unavailable and where an increasing number of sources are being kept in extended storage. In developing countries, thousands of radium needles, teletherapy sources, oil well logging neutron sources, an...

2007
Chao Shan Iraj Javandel Paul A. Witherspoon

Leaky faults provide important flow paths for fluids to move underground. It is often necessary to characterize such faults in engineering projects such as deep well injection of waste liquids, underground natural gas storage, and radioactive waste isolation. To provide this characterization, analytical solutions are presented for groundwater flow through saturated aquifer-fault-aquifer systems...

Journal: :Investigative radiology 1991
D R Brill

The Act encouraged states to form regional compacts for the disposal of low-level radioactive waste (LLRW). The Act contained both positive and negative incentives. The positive incentive was a provision that allowed compacts to restrict access to their regional LLRW disposal facility to member states beginning in 1993, thus limiting the amount of waste disposed of in any state hosting a region...

Journal: :Environmental monitoring and assessment 2012
Muhammad Ali Aziz Ahmed Qureshi Abdul Waheed Muzahir Ali Baloch Hamza Qayyum Muhammad Tufail Hameed Ahmed Khan

Studies on naturally occurring radioactive material (NORM) in the limestone from the Margalla Hills have been carried out by measuring gamma activity and to access its radiological implications if any. For data acquisition, a High-Purity Germanium detector was employed. The activity concentrations of (226)Ra, (232)Th, and (40)K were found to be 14.32 ± 0.24, 2.05 ± 0.04, and 13.80 ± 0.20 Bq kg(...

Journal: :Journal of contaminant hydrology 2004
Yu-Shu Wu H H Liu G S Bodvarsson

This paper presents a triple-continuum conceptual model for simulating flow and transport processes in fractured rock. Field data collected from the unsaturated zone of Yucca Mountain, a repository site of high-level nuclear waste, show a large number of small-scale fractures. The effect of these small fractures has not been considered in previous modeling investigations within the context of a...

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