BASTNAESITE

作品数：38被引量：128H指数：10
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相关领域：冶金工程天文地球更多>>
相关作者：罗瑶边雪尹少华吴文远冯兴亮更多>>
相关机构：东北大学北京有色金属研究总院更多>>
相关期刊：《Science Bulletin》《China Rare Earth Information》《International Journal of Mining Science and Technology》《Transactions of Nonferrous Metals Society of China》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更多>>
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Exploring the mechanism of a novel cationic surfactant in bastnaesite flotation via the integration of DFT calculations,in-situ AFM and electrochemistry被引量：1
《International Journal of Mining Science and Technology》2024年第10期1475-1484,共10页Chang Liu Longhua Xu Jiushuai Deng Zhiguo Han Yi Li Jiahui Wu Jia Tian Donghui Wang Kai Xue Jinmei Fang 
supported by the the National Key R&D Program of China(No.2021YFC2900800);National Natural Science Foundation of China(Nos.52425406,51874247,51922091,and 52204285);the Open Research Fund of State Key Laboratory of Complex Nonferrous Metal Resources Clean Utilization(No.CNMRCUKF2001);Science and Technology Major Project of Ordos City-Iconic Innovation Team and “Rejuvenating Inner Mongolia through Science and Technology”(No.202204/2023);Yueqi Outstanding Scholar Award of CUMTB(No.202022);Funded by Open Foundation of State Key Laboratory of Mineral Processing(No.BGRIMM-KJSKL-2023-05);Fundamental Research Funds for the Central Universities(Ph.D.Top Innovative Talents Fund of CUMT BBJ2024048)。
Effectively separating bastnaesite from calcium-bearing gangue minerals(particularly calcite)presents a formidable challenge,making the development of efficient collectors crucial.To achieve this,we have designed and ...
关键词：Novel cationic surfactant DFT calculation BASTNAESITE ELECTROCHEMISTRY In-situ AFM 
Flotation and adsorption of novel Gemini decyl-bishydroxamic acid on bastnaesite:Experiments and density functional theory calculations被引量：3
《International Journal of Mining Science and Technology》2023年第10期1193-1202,共10页Longhua Xu Chang Liu Jiushuai Deng Donghui Wang Kai Xue Yan Wang Jinping Meng Jiongtian Liu 
the National Key R&D Program of China(No.2021YFC2900800);National Natural Science Foundation of China(Nos.51922091,51874247 and 52204285);Sichuan Science and Technology Program(Nos.2023NSFSC1978 and 2022YFS0455);Open Foundation of State Key Laboratory of Mineral Processing(No.BGRIMM-KJSKL-2023-05).
Rare earth element is an important strategic metal,but the supply of high purity rare earth ores is growing slowly,which is in sharp contradiction with the rapidly growing demand.Froth flotation has been confirmed to ...
关键词：Gemini-hydroxamic acid BASTNAESITE DFT FLOTATION Adsorption mechanism 
Surface chemistry considerations of gangue dissolved species in the bastnaesite flotation system被引量：2
《Fundamental Research》2022年第5期748-756,共9页Longhua Xu Zhoujie Wang Kaiqian Shu Houqin Wu Yuehua Hu 
supported by the National Natural Science Foundation of China(Grants No.51922091 and 51874247).
Inefficient flotation of bastnaesite remains a challenge in the production of rare earth elements.This study aimed to investigate the dissolution and adsorption behaviour of species that are commonly released into bas...
关键词：BASTNAESITE Dissolved species FLOTATION ADSORPTION CALCITE 
Synergistic depression mechanism of Ca^(2+) ions and sodium silicate on bastnaesite flotation被引量：8
《Journal of Rare Earths》2022年第6期988-995,I0006,共9页Zhao Cao Zeyu Cheng Jieliang Wang Yongdan Cao 
Project supported by the National Natural Science Foundation of China(51764045);the Open Project of State Key Laboratory of Mineral Processing(BGRIMM-KJSKL-2020-23);the Excellent Youth Foundation of IMUST(2017YQL05);the Inner Mongolia Natural Science Foundation(2020LH05027,2019MS05039);the Inner Mongolia Major Basic Research Open Project(0406091701)。
Bastnaesite is an important rare earth mineral and is usually beneficiated by flotation.Sodium silicate is commonly used to depress calcium-bearing gangue minerals,however it can also depress bastnaesite when Ca^(2+) ...
关键词：BASTNAESITE FLOTATION Sodium silicate Ca^(2+)ions Synergistic depression Rare earths 
Mechanism of phthalic acid collector in flotation separation of fluorite and rare earth被引量：12
《Journal of Rare Earths》2022年第1期118-126,共9页Sheng Chang Mei Li Kai Gao Dongliang Zhang Haijun Duan Linlin Ma Zheng Ruan 
Project supported by the National Natural Science Foundation of China(51634005,51564042);Inner Mongolia Autonomous Region Natural Science Foundation(2014ZD04.2016ZD05)。
The mechanism of phthalic acid,a dicarboxylic acid collector,in flotation separation of fluorite and rare earth(RE)was studied in this paper.The experimental data of flotation show that phthalic acid,as the collector,...
关键词：FLUORITE BASTNAESITE Carboxylic acid collector FLOTATION Equilibrium constants of complexes Rare earths 
A comparative investigation into floatability of bastnaesite with three di/trialkyl phosphate surfactants被引量：4
《Journal of Rare Earths》2021年第11期1442-1449,I0005,共9页Hongli Fan Xianglin Yang Jing Qi Guangyi Liu Jingqin Qin 
Flotation separation and recovery of rare earth minerals(REM) have returned to an important position due to the growing strategy demand for rare earth elements(REE).In this paper,a comparative investigation into the f...
关键词：di(2-ethylhexyl)phosphoric acid BASTNAESITE FLOTATION Mechanism Activity Rare earths 
Structural and electronic properties of bastnaesite and implications for surface reactions in flotation被引量：6
《Journal of Rare Earths》2020年第3期332-338,共7页Shiming Cao Yijun Cao Zilong Ma Yinfei Liao Xiaolin Zhang 
supported by the National Natural Science Foundation of China(51574240,U1704252);Natural Science Foundation of Jiangsu Province(BK20150192).
The structural and electronic properties of bastnaesite were studied by using the first-principles method based on the density functional theory(DFT).The geometry structure of bastnaesite was first optimized,and then ...
关键词：BASTNAESITE Density FUNCTIONAL theory calculation Electronic PROPERTY FLOTATION RARE earths 
The influence of temperature on rare earth flotation with naphthyl hydroxamic acid被引量：18
《Journal of Rare Earths》2018年第1期99-107,共9页Mei Li Kai Gao Dongliang Zhang Haijun Duan Linlin Ma Lan Huang 
Project supported by the National Natural Science Foundation of China(51634005,51564042);the Natural Science Foundation of Inner Mongolia Autonomous Region of China(2016ZD05,2014ZD04)
The influence of temperature on the complex process of Bayan Obo rare earth （RE） ore flotation with a collector of naphthyl hydroxamic acid （LF8#） was investigated. Industrial test data shows that the grade and re...
关键词：BastnaesiteMonaziteFlotationHydroxamic acidAdsorptionRare earths 
Interaction of reactive oily bubble in flotation of bastnaesite被引量：10
《Journal of Rare Earths》2014年第8期772-778,共7页周芳 王娄翔 徐政和 刘青侠 池汝安 
supported by Program for Changjiang Scholars and Innovative Research Team in University of China(IRT0974);National Natural Science Foundation of China(50574069);Industrial Research Chair Program in Oil Sands Engineering from Natural Sciences and Engineering Research Council(NSERC)
To understand the flotation mechanism of bastnaesite using reactive oily bubble, the interaction between bastnaesite parti-cles and reactive oily bubbles was investigated by electro-kinetic studies, induction time mea...
关键词：BASTNAESITE reactive oily bubble FLOTATION hetero-coagulation DLVO theory rare earths 
FLOTATION BEHAVIOUR AND MECHANISM OF BASTNAESITE WITH N-HYDROXYL PHTHALICIMIDE
《Acta Metallurgica Sinica(English Letters)》1993年第12期432-436,共5页REN Jun Baotou Research Institute of Rare Earth Metals,Ministry of Metallurgical Industry,Baotou,China engineer,Baotou Research Institute of Rare Earth Metals,Baotou 014010,China 
The flotation behaviour and mechanism of bastnaesite with N-hydroxyl phthalicimide were investigated by ξ-potential measurement,infrared spectrum and quantum chemistry calculation.The results show that 3 oxygen atoms...
关键词：N-hydroxyl phthalicimide FLOTATION BASTNAESITE COLLECTOR 
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