Xiaocong Deng
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View article: The association between screen exposure and social–emotional development in children and adolescents: A meta-analysis
The association between screen exposure and social–emotional development in children and adolescents: A meta-analysis Open
This meta-analysis synthesizes 124 effect sizes from 30 articles (both cross-sectional and longitudinal; N = 39,620) to examine the relationship between screen exposure and socio-emotional development in children and adolescents. Using a r…
View article: The Impact of Particle Size on the Electrical Resistivity of Burden in the Upper Zone of an EAF During Metallurgical-Grade Silicon Smelting
The Impact of Particle Size on the Electrical Resistivity of Burden in the Upper Zone of an EAF During Metallurgical-Grade Silicon Smelting Open
As the energy consumption problem of an electric arc furnace (EAF) is becoming more and more prominent, improving the furnace charge resistivity becomes the key to reducing the energy consumption of metallurgical-grade silicon smelting. Th…
View article: Hot-pressure acid leaching changes grain boundaries to deeply remove impurities in quartz sand
Hot-pressure acid leaching changes grain boundaries to deeply remove impurities in quartz sand Open
High-purity quartz sand is a crucial raw material for advanced industries such as photovoltaics. However, due to the limited availability of high-quality ore sources, there is currently no method to prepare high-purity quartz sand using al…
View article: A study of the effect of quartz-to-cristobalite transformation on SiC generation in metallurgical-grade silicon production
A study of the effect of quartz-to-cristobalite transformation on SiC generation in metallurgical-grade silicon production Open
Silicon carbide (SiC) is an essential intermediate product formed during the smelting process of metallurgical-grade silicon (MG-Si), and its production efficiency is a key factor in determining the overall efficiency of MG-Si production. …
View article: Separation of phosphorus from metallurgical-grade silicon via micro negative pressure during oxidative ladle refining
Separation of phosphorus from metallurgical-grade silicon via micro negative pressure during oxidative ladle refining Open
The stable separation of P from metallurgical-grade silicon (MG-Si) was achieved by introducing a micro negative-pressure (MNP) environment with oxidative ladle refining. The average relative removal efficiency of P was increased from –1.9…