PENTLANDITE

作品数:11被引量:20H指数:3
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相关领域:天文地球更多>>
相关作者:李超王双玉刘炯天李丽匣张祉倩更多>>
相关机构:东北大学北京科技大学郑州大学更多>>
相关期刊:《Journal of Energy Chemistry》《International Journal of Mining Science and Technology》《Chinese Journal of Catalysis》《International Journal of Minerals,Metallurgy and Materials》更多>>
相关基金:国家自然科学基金中国博士后科学基金广东省自然科学基金广州市科技计划项目更多>>
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Enhanced reconstruction of Fe_(5)Ni_(4)S_(8) by implanting pyrrolidone to unlock efficient oxygen evolution
《Journal of Energy Chemistry》2023年第9期112-121,共10页Zhengyan Du Zeshuo Meng Chao Jiang Chenxu Zhang Yanan Cui Yaxin Li Chong Wang Xiaoying Hu Shansheng Yu Hongwei Tian 
financially supported by the Scientific and Technological Development Program of Jilin Province (20220201138GX)。
During oxygen evolution reaction(OER),complex changes have been reported on surfaces of bimetallic Fe-Ni-based catalysts,and regulating the dynamic evolution could improve their electrocatalytic performances.Herein,a ...
关键词:PENTLANDITE Oxygen evolution reaction Reconstruction ability Catalytic kinetics 
Structure-catalytic functionality of size-facet-performance in pentlandite nanoparticles
《Journal of Energy Chemistry》2023年第3期438-446,I0012,共10页Chenxu Zhang Chao Jiang Qi Tang Zeshuo Meng Yaxin Li Yanan Wang Yanan Cui Wei Shi Shansheng Yu Hongwei Tian Weitao Zheng 
financially supported by the Scientific and Technological Development Program of Jilin Province(Grant No.20220201138GX);the Project for Self-innovation Ability Construction of Jilin Province Development and Reform Commission(Grant No.2021C026);the Project Supported by Graduate Innovation Fund of Jilin University。
As one of the pentlandites,Fe5Ni4S8(FNS) based materials have attracted increasing attention due to their excellent catalytic properties and promising applicability.The control over the catalyst surface structure ofte...
关键词:Structure-activity relationship Size-facet-performance Active facet PENTLANDITE NANOPARTICLES 
Atomic modulation of Fe‐Co pentlandite coupled with nitrogen‐doped carbon sphere for boosting oxygen catalysis
《Chinese Journal of Catalysis》2022年第6期1502-1510,共9页Si‐Jie Li Yong Xie Bi‐Lin Lai Yingmin Liang Kang Xiao Ting Ouyang Nan Li Zhao‐Qing Liu 
国家自然科学基金(21875048);广东省自然科学基金(2020B1515020028,2020A1515011551);广东省高校重点科技项目(2017KZDXM059);广州市羊城学者项目(201831820);广州市科技计划项目(202002010007,202102010484);广东省大学生攀登计划项目(pdjh2020b0469).
Reversible oxygen reaction plays a crucial role in rechargeable battery systems,but it is limited by the slow reaction kinetics.Herein,the ionic modulation of cobalt pentlandite coupled with nitrogen‐doped bowl‐like...
关键词:Oxygen electrocatalysis Transition metal sulfide Nitrogen‐doped carbon Pentlandite structure Zinc‐air battery 
Fe/Co and Ni/Co-pentlandite type electrocatalysts for the hydrogen evolution reaction被引量:2
《Chinese Journal of Catalysis》2021年第8期1360-1369,共10页Mathias Smialkowski David Tetzlaff Lars Hensgen Daniel Siegmund Ulf-Peter Apfel 
Metal-rich transition metal sulfides recently gained increasing attention as electrocatalysts for the hydrogen evolution reaction(HER),as they are capable to overcome major challenges faced by sulfide-rich metal catal...
关键词:Hydrogen PENTLANDITE Metal sulfides Transition metals ELECTROCATALYSIS 
Magnetic separation of pentlandite from serpentine by selective magnetic coating被引量:2
《International Journal of Minerals,Metallurgy and Materials》2019年第1期1-10,共10页Ji-wei Lu Zhi-tao Yuan Xiao-fei Guo Zhong-yun Tong Li-xia Li 
financially supported by the National Natural Science Foundation of China(No.51704057);the China Postdoctoral Science Foundation(No.2017M621153);the Postdoctoral Science Foundation of Northeastern University(No.20170312);the Fundamental Research Funds for the Central Universities(No.N170104018);the Open Fund Project of Shaanxi Key Laboratory of Comprehensive Utilization of Tailings Resources,China(No.2017SKY-WK012)
In this study, pentlandite was selectively separated from serpentine using magnetic coating technology by adjusting and optimizing pH, stirring speeds, magnetic field intensities, and dosages of sodium hexametaphospha...
关键词:DISPERSANT COAGULANT MAGNETIC COATING MAGNETIC separation hydrophobic interaction 
Enhancement of pentlandite surface magnetism and implications for its separation from serpentine via magnetic separation被引量:3
《Transactions of Nonferrous Metals Society of China》2017年第1期204-210,共7页袁致涛 卢冀伟 刘炯天 李丽匣 王双玉 
Project(51574061)supported by the National Natural Science Foundation of China;Project(N150106004)supported by the Fundamental Research Funds for the Central Universities,China;Project(2014SKY-WK011)supported by the Open Fund Project of Shaanxi Key Laboratory of Comprehensive Utilization of Tailings Resources,China
The magnetism of pentlandite surface was enhanced through the selective precipitation of micro-fine magnetite fractions on pentlandite surfaces. This was achieved through adjustment of slurry pH and addition of surfac...
关键词:PENTLANDITE SERPENTINE micro-fine magnetite magnetic separation selective magnetic coating 
A study of self-heating characteristics of a pyrrhotite-rich sulphide ore stockpile被引量:6
《International Journal of Mining Science and Technology》2013年第3期381-386,共6页A.Hadizdeniz S.Kelebek 
made possible through a visiting postdoctoral fellowship to A.H. Ozdeniz by the Scientific and Technological Research Council of Turkey (TUBITAK);An operating research grant through the Natural Sciences and Engineering Council of Canada (NSERC) is also acknowledged
Original surface chemistry of sulphidesis altered upon contact with air, leading to ''oxidation'', which is accompanied by evolution of heat. The current study reports results of an investigation on extent of exotherm...
关键词:Sulphide ore stockpile Self-heating Pyrrhotite Pentlandite Chalcopyrite 
Decomposition mechanism of pentlandite during electrochemical bio-oxidation process被引量:3
《Transactions of Nonferrous Metals Society of China》2012年第3期731-739,共9页李宏煦 李超 张祉倩 
Project(20876014) supported by the National Natural Science Foundation of China
Electrochemical measurements were carried out to elucidate decomposition mechanism of pentlandite using modified powder microelectrode with Acidithiobacillus ferrooxidans attached or without on the mineral powder surf...
关键词:PENTLANDITE Acidthiobacillus ferrooxidans BIOLEACHING powder modified microelectrode 
Isothermal Kinetics of the Pentlandite Exsolution from mss/Pyrrhotite Using Model-Free Method
《Tsinghua Science and Technology》2006年第3期368-373,共6页WANG Haipeng 
SupportedbytheAustralianEducation,Science,andTrainingDe-partment(APAAward)
The pentlandite exsolution from monosulfide solid solution (mss)/pyrrhotite exsolution is a complex multi-step process, including nucleation, new phase growth and atomic diffusion, and lamellae coarsening. Some of t...
关键词:MODEL-FREE KINETICS PENTLANDITE monosulfide solid solution (mss) PYRRHOTITE 
Behavior of Fe and S in bioleaching of pentlandite被引量:1
《中国有色金属学会会刊:英文版》2002年第1期160-163,共4页张广积 方兆珩 
Project ( 5 983415 0 )supportedbytheNationalNaturalScienceFoundationofChina
The reaction behavior of Fe and S in bioleaching of pentlandite with Thiobacillus ferrooxidans was investigated. The results of leaching experiments and XRD pattern show that pentlandite can not be oxidized easily by ...
关键词:生物过滤 镍黄铁矿   
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