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Article
Properties of Mechanically Milled Nanocrystalline and Amorphous Mg–Y–Ni Electrode Alloys for Ni–MH Batteries
Nanocrystalline and amorphous Mg2Ni-type Mg20−x Y x Ni10 (x = 0, 1, 2, 3 and 4) electrode alloys were fabricated using mechanical milling. The effects of the Y co...
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Article
Development and Application of Hydrogen Storage
Hydrogen, as a secure, clean, efficient, and available energy source, will be successfully applied to reduce and eliminate greenhouse gas emissions. Hydrogen storage technology, which is one of the key challen...
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Article
Hydrogen Storage Thermodynamics and Dynamics of Nd–Mg–Ni-Based NdMg12-Type Alloys Synthesized by Mechanical Milling
Nanocrystalline and amorphous NdMg12-type NdMg11Ni + x wt% Ni (x = 100, 200) hydrogen storage alloys were synthesized by mechanical milling. The effects of Ni content and milling time on hydrogen storage thermody...
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Article
Structures and hydrogen storage performances of rare earth-Mg-Ni-Mn-based AB2-type alloys applied to Ni-MH battery
The La1-x Ce x MgNi3.5Mn0.5 (x = 0, 0.1, 0.2, 0.3, 0.4) alloys were fabricated by melt spinning technology. The effects of Ce content and spinning rate on...
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Article
A Comparison Study of Hydrogen Storage Thermodynamics and Kinetics of YMg11Ni Alloy Prepared by Melt Spinning and Ball Milling
Melt spinning (MS) and ball milling (BM) were employed to fabricate YMg11Ni alloy, and their structures and hydrogen storage performances were examined. The results reveal that the as-spun and as-milled alloys bo...
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Article
Structure and electrochemical properties of LaMgNi4−x Co x (x = 0–0.8) hydrogen storage electrode alloys
LaMgNi4−x Co x (x = 0–0.8) electrode alloys used for MH/Ni batteries were prepared by induction melting. The structures and electrochemical hydrogen storage prop...
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Article
Microstructure and hydrogen storage properties of Mg-based Mg85Zn5Ni10 alloy powders
Mg85Zn5Ni10 ternary alloy was synthesized through vacuum induction melting for the first time. Phase compositions and microstructures of Mg85Zn5Ni10 alloy powders were analyzed by X-ray diffraction (XRD) and scan...
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Article
Improved hydrogen storage performance of as-milled Sm–Mg–Ni alloy by adding CeO2
To investigate the influence of adding CeO2 on the hydrogen storage characteristics of Sm–Mg–Ni-based SmMg11Ni-type alloy, mechanical milling was utilized to synthesize SmMg11Ni and SmMg11Ni + 5 wt.% CeO2 (named ...
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Article
Effects of Ni Content and Ball Milling Time on the Hydrogen Storage Thermodynamics and Kinetics Performances of La–Mg–Ni Ternary Alloys
The effects of Ni content and ball milling time on the hydrogen storage thermodynamics and kinetics performances of as-milled $${\text...
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Article
Hydrogen Storage Performances of Nanocrystalline and Amorphous NdMg11Ni + x wt% Ni (x = 100, 200) Alloys Synthesized by Mechanical Milling
Nanocrystalline and amorphous NdMg12-type NdMg11Ni + x wt% Ni (x = 100, 200) alloys were successfully prepared through ball milling (BM). The microstructures and electrochemical properties were systematically stu...
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Article
Hydrogen storage properties of La1−xPrxMgNi3.6Co0.4 (x = 0–0.4) alloys with annealing treatment
The as-cast RE–Mg–Ni-based AB2-type La1−xPrxMgNi3.6Co0.4 (x = 0–0.4) alloys were prepared by vacuum induction melting followed by annealing treatment. The phase composition and structure were characterized by X-r...
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Article
Influence of melt spinning and annealing treatment on structures and hydrogen storage thermodynamic properties of La0.8Pr0.2MgNi3.6Co0.4 alloy
La0.8Pr0.2MgNi3.6Co0.4 alloys were prepared by induction melting, annealing and melt spinning techniques. The influences of annealing treatment and melt spinning on phase structure and hydrogen storage properties...
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Article
Influence of annealing on microstructure and hydrogen storage properties of V48Fe12Ti15Cr25 alloy
V48Fe12Ti15Cr25 alloy was prepared using vacuum arc melting and was subsequently annealed for 10 h at 1273 K. The effects of annealing on the hydrogen storage properties and microstructure of the V48Fe12Ti15Cr25 ...
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Article
Electrochemical hydrogen storage behaviors of as-cast and spun RE–Mg–Ni–Co–Al-based AB2-type alloys applied to Ni–MH battery
Preparation of La–Mg–Ni–Co–Al-based AB2-type alloys La0.8−xCe0.2YxMgNi3.4Co0.4Al0.1 (x = 0, 0.05, 0.10, 0.15, 0.20) was performed using melt spinning technology. The influences of spun rate and Y content on struc...
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Article
Structure and electrochemical hydrogen storage characteristics of nanocrystalline and amorphous MgNi-type alloy synthesized by mechanical milling
Both element substitution and surface modification were utilized to enhance the electrochemical performances of Mg–Ni-based alloys. Nanocrystalline and amorphous Mg1−xCexNi0.9Al0.1 (x = 0–0.08) + 50 wt.% Ni hydro...
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Article
Structure and electrochemical characteristics of Mg–Ti–Ni-based electrode alloys synthesized by mechanical milling
The vacuum induction melting was adopted to fabricating Mg50−xTixNi45Al3Co2 (x = 0, 1, 2, 3, 4 at.%) composites protected by the high-purity helium atmosphere. Subsequently, the surface modification treatment of ...
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Article
Research progress of TiFe-based hydrogen storage alloys
After being activated, TiFe alloys are widely concerned for their high hydrogen storage density due to their large reversible absorption and desorption capacity of hydrogen at room temperature, low price, abun...