GOETHITE

作品数：77被引量：213H指数：8
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相关领域：天文地球农业科学更多>>
相关作者：胡慧萍王梦崔瑜潘建朱德庆更多>>
相关机构：中南大学东北工学院中国工程物理研究院更多>>
相关期刊：《地学前缘》《矿物学报》《Baosteel Technical Research》《Journal of Chemistry and Chemical Engineering》更多>>
相关基金：国家自然科学基金International Foundation for Science中国博士后科学基金广东省自然科学基金更多>>
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Comparison of the effects of Ti-and Si-containing minerals on goethite transformation in the Bayer digestion of goethitic bauxite被引量：2
《International Journal of Minerals,Metallurgy and Materials》2023年第9期1705-1715,共11页Guotao Zhou Yilin Wang Tiangui Qi Qiusheng Zhou Guihua Liu Zhihong Peng Xiaobin Li 
the financial support provided by the National Natural Science Foundation of China (No.52104353);the National Key Research and Development Program of China (No.2022YFC3900900)。
Goethitic bauxite is a widely used raw material in the alumina industry.It is an essential prerequisite to clarify the effect of Ti-and Si-containing minerals on goethite transformation in the Bayer digestion process,...
关键词：GOETHITE magnetite KAOLINITE ANATASE Bayer digestion 
Enhanced conversion mechanism of Al-goethite in gibbsitic bauxite under reductive Bayer digestion process被引量：1
《Transactions of Nonferrous Metals Society of China》2022年第9期3077-3087,共11页Guo-tao ZHOU Yi-lin WANG Tian-gui QI Qiu-sheng ZHOU Gui-hua LIU Zhi-hong PENG Xiao-bin LI 
support provided by the National Natural Science Foundation of China(No.52104353)。
The conversion mechanism of Al-goethite under the action of different additives(lime or reductant for typical or reductive Bayer digestion)was investigated by thermodynamic calculation,XRD,and SEM-EDS.The results show...
关键词：Al-goethite conversion mechanism Fe-substituted hydrocalumite magnetite Bayer process 
Asynchronous Fuzzy Cognitive Networks Modeling and Control for Goethite Iron Precipitation Process被引量：1
《Journal of Systems Science & Complexity》2020年第5期1422-1445,共24页CHEN Ning PENG Junjie GUI Weihua ZHOU Jiaqi DAI Jiayang 
supported in part by the Program of the National Natural Science Foundation of China under Grant No.61673399;in part by the Program of National Natural Science Foundation of Hunan Province under Grant No.2017JJ2329;in part by Fundamental Research Funds for Central Universities of Central South University under Grant No.2018zzts550。
Goethite iron precipitation process is a key step in direct leaching process of zinc,whose aim is to remove ferrous ions from zinc sulphate solution.The process consists of several cascade reactors,and each of them co...
关键词：Asynchronous fuzzy cognitive networks fuzzy rules database Goethite iron precipitation process Hebbian learning 
Modeling of goethite iron precipitation process based on time-delay fuzzy gray cognitive network被引量：1
《Journal of Central South University》2019年第1期63-74,共12页CHEN Ning ZHOU Jia-qi PENG Jun-jie GUI Wei-hua DAI Jia-yang 
Project(61673399)supported by the National Natural Science Foundation of China;Project(2017JJ2329)supported by the Natural Science Foundation of Hunan Province,China;Project(2018zzts550)supported by the Fundamental Research Funds for Central Universities,China
The goethite iron precipitation process consists of several continuous reactors and involves a series of complex chemical reactions,such as oxidation reaction,hydrolysis reaction and neutralization reaction.It is hard...
关键词：time-delay fuzzy gray cognitive network(T-FGCN) iron precipitation process nonlinear Hebbian learning 
Synthesis, characterization, and property test of crystalline polyferric sulfate adsorbent used in treatment of contaminated water with a high As(Ⅲ) content被引量：3
《International Journal of Minerals,Metallurgy and Materials》2018年第10期1217-1225,共9页Ping-chao Ke Zhi-hong Liu Lin Li 
financially supported by the National Natural Science Foundation of China(No.51574285)
A crystalline polyferric sulfate(PFS) adsorbent was synthesized by oxidizing and precipitating ferrous ions in air atmospheric conditions. The morphology, structure, specific surface area(SSA), and adsorptive efficacy...
关键词：polyferric sulfate crystal structure α-goethite high As(Ⅲ)-containing contaminated water wide pH range As(Ⅲ) adsorption 
Corrosion behavior of low-carbon Cr micro-alloyed steel for grounding grids in simulated acidic soil被引量：2
《Journal of Iron and Steel Research International》2018年第7期755-766,共12页Jian Li Hang Su Feng Chai Dong-mei Xue Li Li Xiang-yang Li Hui-min Meng 
To improve the corrosion resistance of steels for grounding grids, a low-carbon Cr micro-alloyed steel was developed （C 1 steel）, and corrosion behavior of Q235 steel and newly developed C1 steel in simulated acidic...
关键词：Soil corrosion Grounding grid Low-carbon steel Cr micro-alloying Corrosion product - Cr-goethite 
Mineral structure and crystal morphologies of high-iron hydrargillite被引量：1
《International Journal of Minerals,Metallurgy and Materials》2018年第5期505-514,共10页Hui-bin Yang Feng-qin Liu Xiao-lin Pan 
financially supported by the National Natural Science Foundation of China (No.51104041)
Various characterization methods, including scanning electron microscopy, transmission electron microscopy, energy-dispersive X-ray spectroscopy, Brunauer–Emmett–Teller surface-area measurements, thermogravimetry–d...
关键词：hydrargillite GOETHITE GIBBSITE MINERAL structure CRYSTAL MORPHOLOGIES 
Comparison of sintering performance of typical specular hematite ores with distinct size distributions被引量：3
《Journal of Iron and Steel Research International》2017年第10期1007-1015,共9页Cong-cong Yang De-qing Zhu Ben-jing Shi Jian Pan Li-ming Lu Xiao-bo Li Ya-ping Mo 
financially supported by Hunan Provincial Co-innovative Center for Clean and Efficient Utilization of Strategic Metal Mineral Resources;the support from China Scholarship Council/CSIRO Joint Scholarship Program
The sintering performance of three typical specular hematite ores（coarse SO-A,intermediate SO-B and ultrafine SO-C）was compared in an industrial ore blend through pilot-scale sinter pot tests.The effect of particle ...
关键词：SINTER SPECULARITE Iron ore Size distribution GRANULATION GOETHITE 
Roasting-induced phase change and its influence on phosphorus removal through acid leaching for high-phosphorus iron ore被引量：3
《International Journal of Minerals,Metallurgy and Materials》2015年第4期346-352,共7页Min Yang Qing-shan Zhu Chuan-lin Fan Zhao-hui Xie Hong-zhong Li 
financially supported by the National Natural Science Foundation of China (No. 21325628)
In the present study, roasting-induced phase change and its influence on phosphorus removal via leaching has been investigated for high-phosphorus iron ore. The findings indicate that phosphorus in the ore is associat...
关键词：GOETHITE phosphorus removal ROASTING LEACHING 
Mineralogy and crystal chemistry of a low grade nickel laterite ore被引量：10
《Transactions of Nonferrous Metals Society of China》2012年第4期907-916,共10页朱德庆 崔瑜 Sarath HAPUGODA Keith VINING 潘建 
Project (50974135) supported by the National Natural Science Foundation of China
To acquire understanding of Ni enrichment from laterite ore,the mineralogy and crystal chemistry of a low grade limonite type nickel laterite ore sample assaying 0.97% Ni from Indonesia were studied using optical micr...
关键词：nickel laterite crystal chemistry nickel occurrence GOETHITE LIZARDITE 
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