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In the present paper, DC current of polyethylene nanocomposites containing different nanosilica loading ratios, either the untreated or the surface treated using the trimethoxy(propyl)silane coupling agent has been investigated. TGA was used to identify the true loading concentration in the samples and the nanofillers dispersion was studied using SEM. A range of electric field from 10 kV/mm to 50...
In northeastern China, large area of vegetable land has been simultaneously polluted by cadmium (Cd) and lead (Pb). Joint effects of Cd and Pb on Chinese cabbage (Brassica pekinensis L.) were investigated using the seed germination and sand culture method. Four Chinese cabbage cultivars including Kangbingjinchun (KB), Dongyangchunxia (DY), Qinglvwang (QL) and Qiangshi (QS) from Shenyang in northeastern...
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