نتایج جستجو برای: atmospheric radioactivity
تعداد نتایج: 87968 فیلتر نتایج به سال:
We estimate the contamination risks from the atmospheric dispersion of radionuclides released by severe nuclear power plant accidents using the ECHAM/Modular Earth Submodel System (MESSy) atmospheric chemistry (EMAC) atmospheric chemistry-general circulation model at high resolution (50 km). We present an overview of global risks and also a case study of nuclear power plants that are currently ...
In May 2008, the Antares neutrino telescope was completed at 2.5 km depth in the Mediterranean Sea; data taking has been going on since. A prerequisite for neutrino astronomy is an accurate reconstruction of the neutrino events, as well as a detailed understanding of the atmospheric muon and neutrino backgrounds. Several methods have been developed to confront the challenges of muon reconstruct...
The ion–aerosol balance equations are solved to get the profiles of atmospheric electric parameters over the ground surface in an aerosol-rich environment under the conditions of surface radioactivity. Combining the earlier results for low aerosol concentrations and the present results for high aerosol concentrations, a relation is obtained between the average value of atmospheric electric spac...
تابش های هسته ای می توانند آسیب های جبران ناپذیری بر سلولها، مولکولها و اندامهای بدن برسانند. لذا تشخیص، تعیین میزان آلودگی های هسته ای رها شده در اتمسفر و اعلام خطر در مورد میزان آلودگی در مواقع خطر امری جدی می باشد. به منظور بیان هر توضیح معنی دار در رابطه با اثرات آلودگی بر سلامت همه موجودات مخصوصا انسان و ارزیابی اثرات زیست محیطی آلودگی هسته ای و حفاظت در برابر آن، تعیین دز دریافتی توسط بدن...
Zopolrestat (Alond) is a new drug that is being evaluated as an aldose reductase inhibitor for the treatment of diabetic complications. 14C-labeled zopolrestat was orally administered to rats for a tissue distribution study and a bile duct cannulation metabolism study. Tissue samples from the distribution study were analyzed by complete oxidation and liquid scintillation counting. Urine and bil...
This work presents a piece of initial information about the estimation sedimentation rate for Lake Pykara. In this investigation, chronological sequence sediment core was set up dependent on 137Cs and 210Pbex analysis to study accumulation rates in Caesium-137 (Cs) is an artificial radionuclide regularly utilized building chronology lake sediments Anthropocene period. The unsupported 210Pb prof...
چکیده ندارد.
Massive amounts of anthropogenic radionuclides were released from the nuclear reactors located in Fukushima (northeastern Japan) between 12 and 16 March 2011 following the earthquake and tsunami. Ground level air radioactivity was monitored around the globe immediately after the Fukushima accident. This global effort provided a unique opportunity to trace the surface air mass movement at differ...
No observed data have been found in the Fukushima Prefecture (FP) for the time-series of atmospheric radionuclides concentrations just after the Fukushima Daiichi Nuclear Power Plant (FD1NPP) accident. Accordingly, current estimates of internal radiation doses from inhalation, and atmospheric radionuclide concentrations by atmospheric transport models are highly uncertain. Here, we present a ne...
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