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Trans. Nonferrous Met. Soc. China 26(2016) 747-758 Synthesis of niobium borides by powder metallurgy methods using Nb2O5, B2O3 and Mg blends , Duygu , M. , Duman Faculty of Chemical... methods from related metal oxide raw materials in the presence of a strong reducing agent. Nb2O5, B2O3 and Mg powder blends were milled at room temperature by a high-energy ball mill for different time......
copper vanadate nanocrystals were firstly prepared: 1 mg of the as-obtained copper vanadate nanocrystals and 5 μL of nafion solution (5%) were mixed with 1 mL of N, N-dimethylformamide (DMF) with a ultra... of arsenic (III) at a nanogold modified solid carbon paste electrode [J]. Electroanalysis, 2015, 27(2): 309-316. [5] HUANG X, LI Y, CHEN Y, WANG L. Electrochemical determination of nitrite and iodate......
Trans. Nonferrous Met. Soc. China 27(2017) 1188-1198 Physicochemical properties of arsenic-bearing lime-ferrate sludge and its leaching behaviors Bing PENG1,2, Jie LEI1, Xiao-bo MIN1,2, Li-yuan... to stabilize and recover heavy metals from solid waste, including direct extraction, roasting, crystallization and solidification based on its characteristics [20-23]. LI et al [24] determined......
performance. This development is talented by fine-tuning of its band gap by doping with variety of transition metal (TM) dopants like Fe, Co, Ni, Bi, Mg, Cd, Ni, Hf. Among these doping elements, cadmium (Cd... Letters), 2015, 28(3): 394-404. [3] WAN Q, LI Q H, CHEN Y J, WANG T H, HE X L, GAO X G, LI J P. Positive temperature coefficient resistance and humidity sensing properties of Cd-doped ZnO nanowires [J......
alloy [J]. Transactions of Nonferrous Metals Society of China, 2011, 21(3): 581-587. [36] ZHOU Shao-yun, LI Xin-hai, WANG Zhi-xing, GUO Hua-jun, PENG Wen-jie. Effect of activated carbon and electrolyte...; (1) The thermal behavior was measured with a thermo gravimetric analyzer (Shimadzu, TG/DTA-50). About 10 mg of sample was heated from 25 to 1000 °C at a rate of 10 °C/min......
of silver nanostructures by using various deposition potential and time: A nonenzymatic sensor for hydrogen [J]. Materials Chemistry and Physics, 2015, 155: 129-135. [2] FU Li, TAMANNA T, HU Wen-jing, YU... tin oxide surfaces using electrodeposition and amperometric sensing of hydrazine [J]. Sensors and Actuators B: Chemical, 2015, 213: 92-101. [4] YI Zao, ZHANG Jian-bo, HE Hua, XU Xi-bin, LUO Bing-chi, LI......
into consideration, the relatively rare reserve and high price of Li are the bottleneck to realizing the large-scale application [3]. Therefore, Na-ions batteries (NIBs), have become a promising substitute to meet... be mainly divided into five types: 1) carbon based materials; 2) metal oxides and sulfides; 3) alloy-based materials; 4) titanium- based composites; 5) organic compounds [6]. Graphite, the most......
-fluid flow and heat transfer associated with the chalcopyrite in this district are reasonable and feasible, although the simplified chemical reactions are considered in this research. References [1] LI... significance [J]. Northwestern Geology, 2012, 45: 174-183. (in Chinese) [2] YU M, FENG C Y, ZHAO Y M, LI D X, XIAO Y, LIU J N, LI Z F. Fluid inclusion geochemistry in the Kaerqueka copper polymetallic......
with robust technique DAI Wei(代伟)1, 2, LI De-peng(李德鹏)1, CHEN Qi-xin(陈其鑫)1, CHAI Tian-you(柴天佑)2 1. School of Information and Control Engineering, China University of Mining and Technology,Xuzhou 221116...: hematite grinding process; particle size; stochastic configuration network; robust technique; M-estimation; nonparametric kernel density estimation Cite this article as: DAI Wei, LI De-peng, CHEN Qi......
, Li-zhong TANG1 1. School of Resources and Safety Engineering, Central South University, Changsha 410083, China; 2. Key Laboratory of Deep Coal Mine Excavation Response and Disaster Prevention... bar of 1500 mm, an absorbing bar of 500 mm in length, a data-processing device and a signal recording device. The suitable d50 mm bar is made of high-strength alloy, with an ultimate strength of 800 MPa......
