云南高校图书馆联盟文献共享服务平台- CHALCOPYRITE

CHALCOPYRITE: 作品数：176被引量：530H指数：11; 导出分析报告; 相关领域：天文地球更多>>; 相关作者：邱冠周覃文庆余润兰王军焦芬更多>>; 相关机构：中南大学东北大学江西理工大学昆明理工大学更多>>; 相关期刊：《Acta Geochimica》《Journal of Earth Science》《Chinese Physics B》《Journal of Energy Chemistry》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Flotation separation of chalcopyrite from pyrite using mineral fulvic acid as selective depressant under weakly alkaline conditions: 《Transactions of Nonferrous Metals Society of China》2025年第1期313-325,共13页Zhi-hao SHEN Shu-ming WEN Jia-mei HAO Qi-cheng FENG; supported by Fundamental Research Projects of Yunnan Province,China(Nos.202101BE070001-009,202301AU070189).; Mineral fulvic acid(MFA)was used as an eco-friendly pyrite depressant to recover chalcopyrite by flotation with the use of the butyl xanthate as a collector.Flotation experiments showed that MFA produced a stronger in...; 关键词：mineral fulvic acid CHALCOPYRITE PYRITE flotation separation

Copper and iron extraction from chalcopyrite by NaCl@MgCl_(2)@urea:Synthesis of CuFe_(2)O_(4)electrodes for supercapacitors: 《Journal of Central South University》2025年第1期82-93,共12页POLAT Safa MOHAMMED Mariem MASHRAH Muwafaq; This study was conducted in two sections.Initially,the effects of NaCl,MgCl_(2),and urea were investigated on extracting copper and iron from chalcopyrite.Subsequently,CuFe_(2)O_(4)-based electrodes for supercapacitor...; 关键词：COPPER IRON NACL MgCl_(2) UREA thiourea CHALCOPYRITE supercapacitor copper ferrite

Effect of pyrite content on chalcopyrite flotation under different regrinding conditions: 《International Journal of Minerals,Metallurgy and Materials》2025年第1期49-57,共9页Zejun Wang Qing Shi Guofan Zhang Yuxuan Zhu Binbin Li; financially supported by the National Key Research and Development Plan of China(No.2022YFC2904603);the National Natural Science Foundation of China(No.52174268)。; This study aimed to investigate the effect of varying pyrite(Py)content on copper(Cu)in the presence of different regrinding conditions,which were altered using different types of grinding media:iron,ceramic balls,and...; 关键词：CHALCOPYRITE regrinding media PYRITE galvanic corrosion FLOTATION

Hydrometallurgical processing of chalcopyrite:A review of leaching techniques: 《International Journal of Minerals,Metallurgy and Materials》2024年第12期2537-2555,共19页Darwin Michell Cheje Machaca Amilton Barbosa Botelho Junior Thamyres Cardoso de Carvalho Jorge Alberto Soares Tenório Denise Crocce Romano Espinosa; the Fundação de Amparo àPesquisa do Estado de São Paulo and Capes(grants:2019/11866-5,2020/00493-0,2021/14842-0,and 2023/01032-5 São Paulo Research Foundation)for financial support.; Copper,an essential metal for the energy transition,is primarily obtained from chalcopyrite through hydrometallurgical and pyrometallurgical methods.The risks and harmful impacts of these processes pose significant co...; 关键词：chalcopyrite leaching BIOLEACHING ionic liquids CHLORIDE hydrogen peroxide

Influence of tartrate on leaching interface of low-grade polymetallic complex chalcopyrite ore: 《Transactions of Nonferrous Metals Society of China》2024年第12期4049-4062,共14页Xin-Jie LIU Ya-long LIAO Qing-feng LIU Min WU; supported by the National Natural Science Foundation of China(No.21978122).; The leaching of Cu from low-grade polymetallic complex chalcopyrite ore(LPCCO)in acidic ferric electrolyte was increased by adding tartrate.To explain the reason resulting in this phenomenon,a systematical study about...; 关键词：INTERFACE CHALCOPYRITE PASSIVATION semiconductor leaching

A novel molybdenite depressant for efficient selective flotation separation of chalcopyrite and molybdenite: 《International Journal of Mining Science and Technology》2024年第8期1179-1196,共18页Mengyao Qi Weijun Peng Wei Wang Yijun Cao Longyu Zhang Yukun Huang; support from the Project of Zhongyuan Critical Metals Laboratory(No.GJJSGFYQ202334);Natural Science Foundation of Henan Province(No.242300420002);National key research and development program(No.2020YFC1908804);National Natural Science Foundation of China(No.51804275).Moreover,we also thank Modern Analysis and Gene Sequencing Centre in Zhengzhou University.; A novel small molecule depressant(M-DEP)was used to separate chalcopyrite and molybdenite via flotation.The results showed that M-DEP had an excellent selective depression on molybdenite,while had little effect on the...; 关键词：Novel molecule depressant MOLYBDENITE CHALCOPYRITE Flotation separation Selective depression

Ferric ion-triggered surface oxidation of galena for efficient chalcopyrite-galena separation: 《International Journal of Minerals,Metallurgy and Materials》2024年第2期261-267,共7页Qiancheng Zhang Limin Zhang Feng Jiang Honghu Tang Li Wang Wei Sun; the National Natural Science Foundation of China(Nos.52204298 and 52004335);the National Key R&D Program of China(Nos.2022YFC2904502 and 2022YFC2904501);the Major Science and Technology Projects in Yunnan Province(No.202202AB080012);the Science Research Initiation Fund of Central South University(No.202044019).; The efficient separation of chalcopyrite(CuFeS2)and galena(PbS)is essential for optimal resource utilization.However,find-ing a selective depressant that is environmentally friendly and cost effective remains a challe...; 关键词：GALENA CHALCOPYRITE ferric ions flotation separation surface oxidation

Separation of galena and chalcopyrite using the difference in their surface acid corrosion characteristics: 《International Journal of Minerals,Metallurgy and Materials》2023年第11期2157-2168,共12页Haiyun Xie Jialing Chen Pei Zhang Likun Gao Dianwen Liu Luzheng Chen; financially supported by the National Natural Science Foundation of China(No.52064027);Yunnan Major Scientific and Technological Projects,China(No.202202AG050015)。; Galena(PbS)and chalcopyrite(CuFeS_(2))are sulfide minerals that exhibit good floatability characteristics.Thus,efficiently separating them via common flotation is challenging.Herein,a new method of surface sulfuric ac...; 关键词：surface acid corrosion GALENA CHALCOPYRITE FLOTATION separation efficiency

Selective flotation of chalcopyrite from pyrite via seawater oxidation pretreatment被引量：5: 《International Journal of Mining Science and Technology》2023年第10期1289-1300,共12页Wanqing Li Yubiao Li Zhonghong Wang Xu Yang Wen Chen; the National Natural Science Foundation of China(No.51974215).; The flotation separation of chalcopyrite from pyrite has attracted increasing attention due to the consumption of vast water resources and depressants.This study proposed the seawater oxidation pretreatment for non-de...; 关键词：Seawater oxidation CHALCOPYRITE PYRITE Non-depressant flotation The coordination theory

First-principles study on the co-adsorption of water and oxygen molecules on chalcopyrite(112)-M surface被引量：3: 《International Journal of Mining Science and Technology》2023年第8期1055-1063,共9页Yingchao Liu Jianhua Chen Yuqiong Li Cuihua Zhao; The authors are grateful for the financial support provided by the National Natural Science Foundation of China(NSFC)(Nos.51974094,51964004,and U20A20269).; Chalcopyrite is a common copper-bearing mineral with antiferromagnetic properties.However,this property has rarely been considered in previous studies for detailed adsorption behaviors of molecules on chalcopyrite.Bas...; 关键词：CHALCOPYRITE Water molecule Oxygen molecule CO-ADSORPTION

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