去壳
碳化硅
纳米孔
化学
硅
制浆造纸工业
植物
有机化学
工程类
生物
作者
Jianjun Gao,Li Li,Juan Liu,Fei Liu,Yan-Qiu Han,Xiao Zhu,Kai Ma
标识
DOI:10.1016/j.mencom.2021.09.041
摘要
Nanoporous silicon carbide with a specific surface area of up to 186.45 m2 g−1 has been efficiently synthesized from waste rice husk using a magnesiothermic reduction at 950 °C as a key step. Throughout the entire process, the recovery rates of silicon, potassium and phosphorus from rice husk can reach 88.46, 91.5 and 65.5%, respectively. Turning rice husk waste into a real treasure, this promising method for producing porous SiC protects the environment and brings economic benefits.
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