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Preparation and infrared emissivities of alkali metal doped ZnO powdersLI Hui-hui(李会会), HUANG Yun-xia(黄云霞), LI Zhi-min(李智敏), YAO Yin-hua(姚银华), ZHANG Shu-yuan(张淑媛) (School of Advanced Materials and Nanotechnology, Xidian University, Xi’an 710071, China)Abstract:Alkali metal (Li, Na, K) doped ZnO powders were synthesized by solid-state reaction at different calcination temperatures and holding......
Deep removal of copper from cobalt sulfate electrolyte by ion-exchange WEN Jun-jie(温俊杰), ZHANG Qi-xiu(张启修), ZHANG Gui-qing(张贵清), CAO Zuo-ying(曹左英) School of Metallurgical Science and Engineering...; Abstract: SP-C was applied for the removal of Cu2+ from simulated cobalt sulfate electrolyte containing Co2+ 50 g/L......
Removal of SO42-, uranium and other heavy metal ions from simulated solution by sulfate reducing bacteria WANG Qing-liang(王清良)1, 2, DING De-xin(丁德馨)2, HU E-ming(胡鄂明)2, YU RUN-lan... and results in the groundwater contamination. The effects of pH values of the simulated solution on the reduction of SO42- and the removal of uranium and other heavy metal ions by sulfate reducing bacteria(SRB......
J. Cent. South Univ. (2020) 27: 1691-1702 DOI: https://doi.org/10.1007/s11771-020-4400-4 Effect of sodium sulfate on strength and microstructure of alkali-activated fly ash based geopolymer LV Qing... content has an adverse effect on the alkali activation and microstructural properties of geopolymer, so the optimum mass ratio of sodium sulfate in alkali-activated geopolymer under different water......
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____________________________________________________________________________________________ 1 Introduction Metal nickel can be produced from a variety of electrolytes, including chloride, sulfate systems or a mixed electrolyte of chloride... Effects of additives on nickel electrowinning from sulfate system LU Jing(卢 静), YANG Qi-hua(阳启华), ZHANG Zhao(张 昭) School of Chemical Engineering, Sichuan University, Chengdu 610065......
(%) is the mass fraction of metal i in CAS. Theoretically, only selenium and arsenic react with alkali, converting into soluble sodium salts (Eqs. (2)-(5)). However, trace amount of copper and lead...- temperature alkali fusion process. Combined with downstream treatments such as sulfuric acid leaching and replacement by active copper powder, the flow sheet for comprehensive recovering metal values from CAS......
Ultrathin porous graphitic carbon nanosheets activated by alkali metal salts for high power density lithium-ion capacitorsYu-Qing Dai1,Guang-Chao Li1,Xin-Hai Li1,Hua-Jun Guo1,Zhi-Xing Wang1,Guo-Chun... capacitors(LICs).In this work,onion-like graphitic carbon materials are obtained by using carbon quantum dots as precursors after sintering,and the effects of alkali metal salts on the structure,morphology......
]. Because of the lack of effective zinc extraction reagents and relatively low prices of zinc metal, the applications of solvent extraction of zinc from sulfate solution are limited [8-9]. Organic...J. Cent. South Univ. Technol. (2010) 17: 760-764 DOI: 10.1007/s11771-010-0553-x Solvent extraction of zinc from zinc sulfate solution LONG Huai-zhong(龙怀中)1, CHAI Li-yuan(柴立元)1, QIN Wen-qing(覃文庆)2......
