Particle separation
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Oil spills pose significant challenges to the environment, wildlife, and local economies, thus an effective method for cleaning up an oil spill is urgent. Here, superhydrophobic ZnO powder particles were synthesized using a simple and efficient method and investigated their coating on polyurethane sponge for oil/water separation application.
6p vikwong 29-09-2024 2 1 Download
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In this study, we evaluated and compared the effectiveness of four different protocols (D, MJ, MA, and S) for separating MPs from water of different types (brackish, marine, and river). Known combinations of MP particles (polyethylene (PE), polyethylene terephthalate (PET), polystyrene (PS) and polyvinyl chloride (PVC) with size ranging between 150 μm and 700 μm were spiked into water samples. Our results showed that the average recovery effectiveness of microplastics using four studied methods ranged from 53% to 86%.
10p dianmotminh02 03-05-2024 5 3 Download
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This work presents a new technique for discriminating between alpha particles of different energy levels. In a first study, two groups of alpha particles emitted from radium-226 and americium-241 sources were successfully separated using a CR-39 microfilm of appropriate thickness. This thickness was adjusted by chemical etching before and after irradiation so that lower-energy particles were stopped within the detector, while higher-energy particles were revealed on the back side of the detector.
5p minhxaminhyeu4 26-06-2019 16 1 Download
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Dams and particle separation is important in the process of harvesting rice (rice; wheat) and energy intensive. There have been many studies on various parts of the dam to improve your drum beats combine harvesters were introduced in recent years. Research division beating drums beating two types of tangential to the direction tangential feed was made in 2007 with the aim of: increasing particle separation distribution of the dam, the dam reduced energy costs, reduce the impact split ...
6p thulanh2 07-09-2011 79 6 Download