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Article
Catalytic effects of V- and O-species derived from PrF3/V2C for efficient hydrogen storage in MgH2
Magnesium hydride (MgH2) is considered as an ideal hydrogen storage material with excellent hydrogen capacity, but the slow kinetics impedes its application. Herein, an efficient additive of V2C MXene-anchored Pr...
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Article
Coupling atom ensemble and electron transfer in PdCu for superior catalytic kinetics in hydrogen generation
The design of high-performance catalysts is the key to the efficient utilization of hydrogen energy. In this work, a PdCu nanoalloy was successfully anchored on TiO2 encapsulated with carbon to construct a cataly...
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Article
An insight into the influence of crystallite size on the performances of microsized spherical Li(Ni0.5Co0.2Mn0.3)O2 cathode material composed of aggregated nanosized particles
Relationships between the performance and the crystallite size of the microsized spherical Li(Ni0.5Co0.2Mn0.3)O2 cathode material composed of aggregated nanosized primary particles have been comprehensively studi...
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Article
Synthesis and electrochemical performance of Ti3C2Tx with hydrothermal process
In this study, a simple hydrothermal method has been developed to prepare Ti3C2Tx from Ti3AlC2 as a high-performance electrode material for supercapacitors. This method is environmentally friendly and has a low l...
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Article
Strengthening Precipitate, Thermal Stability, and Mechanical Properties of Melt-Spun Mg-8Gd-3Nd Alloy
Ribbons of melt-spun Mg-8Gd-3Nd (wt.%) alloy with different circumferential velocities ranging from 20 to 40 m/s were prepared. The phase composition and transformation were studied using x-ray diffraction, di...
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Article
Phase structure and hydrogen storage properties of LaMg3.70Ni1.18 alloy
The phase structure and hydrogen storage properties of LaMg3.70Ni1.18 alloy were investigated. The LaMg3.70Ni1.18 alloy consists of main LaMg2Ni phase, minor La2Mg17 and LaMg3 phases. The alloy can be activated i...
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Article
Grain refinement and mechanism of CAl0.5W0.5 compound in Mg-Al alloys
The effect of Cal0.5W0.5 (CAW) compound on the grain refinement of Mg-Al based alloys was investigated. The results show that CAW compound is an effective and active grain refiner. The grain size of binary Mg-Al ...
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Article
Effect of La on the crystalline and electrochemical properties of Ti-Zr-Ni melt-spun alloys
Ti45Zr30Ni25 and Ti45Zr30Ni25La alloys were prepared by melt-spinning, and the phase structure and electrochemical performances of the melt-spun alloys were investigated. The results showed that the Ti45Zr30Ni25 ...