Improved hydrogen desorption properties of MgH2 by graphite and NiF2 addition: experimental and first-principles investigations
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DOI: 10.1007/s10853-017-1097-3
Abstract: The high dehydrogenation temperature is still the impediment for the practical application of magnesium-based hydride (MgH2) as a potential hydrogen storage medium. In order to improve the hydrogen desorption properties of MgH2, the graphite and… read more here.
Keywords: graphite nif2; addition; mgh2 graphite; hydrogen desorption ... See more keywords
Synthesis and hydrogen desorption kinetics of Mg2FeH6- and Mg2CoH5-based composites with in situ formed YH3 and Mg2NiH4 nanoparticles
Sign Up to like & getrecommendations! Published in 2018 at "Rare Metals"
DOI: 10.1007/s12598-018-1174-z
Abstract: Mg2FeH6- and Mg2CoH5-based composites with in situ formed YH3 and Mg2NiH4 nanoparticles were synthesized by ball milling of Mg10YNi + 4Fe (in mole ratio) and Mg10YNi + 4Co powders, respectively, at 4 MPa H2 followed by hydrogenation at 673 K for… read more here.
Keywords: mg2feh6 mg2coh5; hydrogen; mg2coh5 based; hydrogen desorption ... See more keywords
Hydrogen desorption kinetics of the destabilized LiBH4AlH3 composites
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DOI: 10.1016/j.ijhydene.2016.12.083
Abstract: Abstract LiBH4 can be destabilized by AlH3 addition. In this work, the hydrogen desorption kinetics of the destabilized LiBH4 AlH3 composites were investigated. Isothermal hydrogen desorption studies show that the LiBH4 + 0.5AlH3 composite releases about 11.0 wt%… read more here.
Keywords: kinetics destabilized; libh4; hydrogen desorption; desorption kinetics ... See more keywords
A new strategy to remarkably improve the low-temperature reversible hydrogen desorption performances of LiBH4 by compositing with fluorographene
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2017.05.060
Abstract: Abstract LiBH4 is a promising hydrogen storage material for its large capacity. However, high desorption temperature, sluggish kinetics and demanding rehydrogenation severely hinder its practical use. Surface functional groups of graphene in many cases are… read more here.
Keywords: remarkably improve; hydrogen; libh4; hydrogen desorption ... See more keywords
Improved hydrogen desorption properties of magnesium hydride with TiFe0.8Mn0.2, graphite and iron addition
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DOI: 10.1016/j.ijhydene.2019.02.190
Abstract: Abstract The high dehydrogenation temperature of magnesium-based hydride (MgH2) is still a challenge as a potential hydrogen storage material in automobile applications. To improve the hydrogen desorption properties of MgH2; we selected TiFe0.8Mn0.2, graphite and… read more here.
Keywords: 8mn0 graphite; tife0 8mn0; hydrogen desorption;
Synergistic hydrogen desorption properties of the 4LiAlH4 + Mg2NiH4 composite
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2016.12.137
Abstract: Abstract Mg2NiH4 was prepared by hydriding combustion synthesis (HCS) method firstly. Then, the as prepared Mg2NiH4 was mechanically milled with LiAlH4 to form a novel composite of 4LiAlH4 + Mg2NiH4. Hydrogen storage properties and reaction mechanism of… read more here.
Keywords: 4lialh4 mg2nih4; hydrogen desorption; mg2nih4; mg2nih4 composite ... See more keywords
Nanostructured magnesium silicide Mg2Si and its electrochemical performance as an anode of a lithium ion battery
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DOI: 10.1016/j.jallcom.2017.05.163
Abstract: Abstract Nano-crystalline Mg2Si (Mg67Si33) and its Si-rich eutectic (Mg47Si53) composition were synthesized by hydrogen desorption-recombination process, casting and rapid solidification techniques. The synthesis of Mg2Si meets experimental challenges due to a significant difference in the… read more here.
Keywords: desorption recombination; hydrogen desorption; mg2si; recombination process ... See more keywords
Thermal desorption spectroscopy studies of hydrogen desorption from rare earth metal trihydrides REH3 (RE=Dy, Ho, Er)
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.155530
Abstract: Abstract Rare earth (RE) metals form two stoichiometric hydrides, REH2 and REH3, and for the yttrium group of RE transformation of a FCC (REH2) into an HCP (REH3) lattice takes place during the second step… read more here.
Keywords: rare earth; hydrogen desorption; spectroscopy; desorption ... See more keywords
Study of borohydride ionic liquids as hydrogen storage materials
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DOI: 10.1016/j.jechem.2018.08.011
Abstract: Abstract Stability of borohydrides is determined by the localization of the negative charge on the boron atom. Ionic liquids (ILs) allow to modify the stability of the borohydrides and promote new dehydrogenation pathways with a… read more here.
Keywords: study borohydride; hydrogen; borohydride ionic; liquids hydrogen ... See more keywords
Non-isothermal hydrogen desorption from β-UH3: Kinetics and mechanism
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DOI: 10.1016/j.jnucmat.2018.08.023
Abstract: Abstract Non-isothermal hydrogen desorption kinetics from β-UH3 powder was investigated by means of temperature programmed desorption - mass spectrometry (TPD-MS). The hydride phase of the synthesized powder was determined by X-ray diffraction (XRD); particles size… read more here.
Keywords: non isothermal; mechanism; hydrogen; isothermal hydrogen ... See more keywords
Solid solution of Cu in Mg2NiH4 and its destabilized effect on hydrogen desorption
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DOI: 10.1016/j.matchemphys.2017.02.004
Abstract: Abstract The high-quality Mg2(Ni1−xCux) (x = 0, 0.05, 0.1 and 0.15) compounds have been successfully prepared by the method combining solid solution with sintering process in this paper. These prepared Mg2(Ni1−xCux) compounds can exhibit a reversible hydrogen… read more here.
Keywords: hydrogen; ni1 xcux; mg2 ni1; hydrogen desorption ... See more keywords