Simple and High-Effective Purification of Metallurgical-Grade Silicon Through Cu-Catalyzed Chemical Leaching
Sign Up to like & getrecommendations! Published in 2018 at "JOM"
DOI: 10.1007/s11837-018-3058-y
Abstract: AbstractA simple and effective method for the removal of impurities from large-sized particle metallurgical-grade silicon (MG-Si) powders based on Cu-catalyzed chemical leaching (CuCCL) has been proposed and discussed. The leaching behaviors of the main metallic… read more here.
Keywords: grade; chemical leaching; catalyzed chemical; metallurgical grade ... See more keywords
An XAS study of silver species evolution in silver-catalysed chalcopyrite bioleaching
Sign Up to like & getrecommendations! Published in 2019 at "Hydrometallurgy"
DOI: 10.1016/j.hydromet.2019.04.023
Abstract: Abstract The catalysing effect of Ag+ or Ag nanoparticle (AgNp) on chalcopyrite (bio)leaching at 30 °C was studied in this paper, and the change of Ag speciation was investigated by Ag K-edge X-ray Absorption Near-edge Spectroscopy… read more here.
Keywords: chalcopyrite bioleaching; silver; chemical leaching; changed ag2s ... See more keywords
Influence of iron, aluminum, calcium, titanium and vanadium impurities removal from silicon based on Cu-catalyzed chemical leaching
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DOI: 10.1016/j.jmrt.2020.12.043
Abstract: Abstract In this work, silicon purifying process based on the novel Cu-catalyzed chemical leaching (CuCCL) treatment has been investigated as a function of different silicon particle size, HF concentration, leaching time, H2O2 concentration, Cu(NO3)2 concentration… read more here.
Keywords: chemical leaching; main impurities; catalyzed chemical; silicon ... See more keywords
A microstructure-based constitutive model for cement paste with chemical leaching effect
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DOI: 10.1016/j.mechmat.2020.103571
Abstract: Abstract This work focuses on the study of macroscopic mechanical behavior of cement paste in relation with micro-structural degradation due to chemical leaching. According to experimental evidences, the degradation of cement paste is mainly characterized… read more here.
Keywords: paste; chemical leaching; cement paste; model ... See more keywords
Influences of chemical leaching on elastic and plastic properties of cement-based materials
Sign Up to like & getrecommendations! Published in 2017 at "European Journal of Environmental and Civil Engineering"
DOI: 10.1080/19648189.2016.1150892
Abstract: In this study, based on experimental data obtained from uniaxial and triaxial compression tests, it is proposed to investigate effects of chemical leaching on elastic and plastic properties of cement-based materials. To this end, a… read more here.
Keywords: plastic; properties cement; chemical leaching; plastic properties ... See more keywords