نتایج جستجو برای: radioactive contamination

تعداد نتایج: 72902  

Journal: :Acta poloniae pharmaceutica 2013
Marek Wasek Piotr Wroczyński Sylwia Sołobodowska Natalia Lal

Chosen aspects of the safety of use of several herbs received from National Medicines Institute, which came from smuggling, have been examined. The analysis has been conducted in three different aspects: (1) Possibilities of contamination of plant-based raw materials by metals of heavy elements (As, Cd, Cu, Cr, Pb). (2) Conscious smuggling of intoxicating preparation or narcotics in plant-based...

Journal: :International Journal of Radioactive Materials Transport 1999

2017
Nan Hu Dexin Ding Guangyue Li

Phytoremediation of radioactive waste is a process that uses plants to remove, transfer, or immobilize radionuclides from the contaminated soil, sediment, sludge, or water, and it is a useful method for treating large-scale low-level radionuclide contamination. However, there have not been established criteria which can be utilized to screen out suitable plant species that are capable of remedi...

ژورنال: سنجش و ایمنی پرتو 2020

The radioactive contamination measurement is essential in nuclear facilities. Monitoring of low level alpha and beta contamination is possible using light detectors high efficiency. Due to the fact that many detectors canchr('39')t simultaneously discriminate alpha, beta and gamma rays; among existing methods, phoswich detectors would be appropriate option to measure different radioactive conta...

2018
Ikechukwu K. Ukaegbu Kelum A. A. Gamage

Existing remote radioactive contamination depth estimation methods for buried radioactive wastes are either limited to less than 2 cm or are based on empirical models that require foreknowledge of the maximum penetrable depth of the contamination. These severely limits their usefulness in some real life subsurface contamination scenarios. Therefore, this work presents a novel remote depth estim...

Journal: :Comparative biochemistry and physiology. Part A, Molecular & integrative physiology 2011
Andrea Bonisoli-Alquati Anders Pape Møller Geir Rudolfsen Nicola Saino Manuela Caprioli Shanna Ostermiller Timothy A Mousseau

Sperm are highly susceptible to reactive oxygen species (ROS) that can damage sperm DNA and structure, resulting in reduced fertilizing capacity. Exposure to radioactive contamination can also impair sperm swimming behavior and fertilizing ability, both through a reduction of sperm DNA integrity and via an increased generation of reactive oxygen species (ROS). However, the relationship between ...

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