Results 21 to 30 of about 9,678 (253)

Analysis of rheological behaviour of titanium feedstocks formulated with a water-soluble binder system for powder injection moulding [PDF]

open access: yes, 2014
Binder selection and formulation are critical in powder injection moulding. Binders play a key role in controlling the rheological properties of a feedstock and influence whether the resulting feedstock can be successfully injection moulded, debound and ...
Cao, Peng   +3 more
core   +2 more sources

The impact of carbon materials on the hydrogen storage properties of light metal hydrides [PDF]

open access: yes, 2011
The safe and efficient storage of hydrogen is still one of the remaining challenges towards fuel cell powered cars. Metal hydrides are a promising class of materials as they allow the storage of large amounts of hydrogen in a small volume at room ...
Adelhelm, Philipp, De Jongh, Petra E.
core   +1 more source

Microstructural study of hydrogen desorption in 2NaBH4 + MgH2 reactive hydride composite

open access: yesInternational Journal of Hydrogen Energy, 2012
Abstract The desorption mechanism of as-milled 2NaBH 4  + MgH 2 was investigated by volumetric analysis, X-ray diffraction and electron microscopy. Hydrogen desorption was carried out in 0.1 bar hydrogen pressure from room temperature up to 450 °C at a heating rate of 3 °C min −1 . Complete dehydrogenation was achieved in two steps releasing 7.84 wt.
Nwakwuo, C   +4 more
openaire   +2 more sources

Tetrahydroborates: development and potential as hydrogen storage medium [PDF]

open access: yes, 2017
The use of fossil fuels as an energy supply becomes increasingly problematic from the point of view of both environmental emissions and energy sustainability. As an alternative, hydrogen is widely regarded as a key element for a potential energy solution.
Dornheim, Martin .   +6 more
core   +6 more sources

Thermal curing of an epoxy-anhydride system modified with hyperbranched poly(ethylene imine)s with different terminal groups [PDF]

open access: yes, 2017
New hyperbranched polymers (HBP) have been synthesized by reaction of a poly(ethylene imine) with phenyl and t-butyl isocyanates. These HBPs have been characterized by 1H-NMR (nuclear magnetic resonance of hydrogen) and Fourier transform infrared ...
Acebo Gorostiza, Cristina   +5 more
core   +2 more sources

Characterization of LiBH4–MgH2 Reactive Hydride Composite System with Scattering and Imaging Methods Using Neutron and Synchrotron Radiation [PDF]

open access: yesAdvanced Engineering Materials, 2021
Reversible solid‐state hydrogen storage in metal hydrides is a key technology for pollution‐free energy conversion systems. Herein, the LiBH2–MgH2 composite system with and without ScCl3 additive is investigated using synchrotron‐ and neutron‐radiation‐based probing methods that can be applied to characterize such lightweight metal–hydrogen systems ...
Fahim Karimi   +11 more
openaire   +3 more sources

Hydrogen Motion in Magnesium Hydride by NMR [PDF]

open access: yes, 2008
In coarse-grained MgH2, the diffusive motion of hydrogen remains too slow (
Bormann, Rüdiger   +11 more
core   +1 more source

Reactive Hydride Composite Confined in a Polymer Matrix: New Insights into the Desorption and Absorption of Hydrogen in a Storage Material with High Cycling Stability [PDF]

open access: yesAdvanced Materials Technologies, 2022
AbstractHydrogen is key to the transformation of today's energy technology toward a sustainable future without carbon dioxide emissions. Hydrogen can be produced from water using renewable or sustainable energy sources such as solar or wind power. It can buffer fluctuations between energy generation and use in all energy sectors, stationary heat, and ...
Clarissa Abetz   +4 more
openaire   +2 more sources

Hydrides as high capacity anodes in lithium cells: an Italian “Futuro in Ricerca di Base FIRB-2010” project [PDF]

open access: yes, 2017
Automotive and stationary energy storage are among the most recently-proposed and still unfulfilled applications for lithium ion devices. Higher energy, power and superior safety standards, well beyond the present state of the art, are actually ...
Brutti, Sergio   +10 more
core   +4 more sources

Sorption and desorption properties of a CaH2/MgB2/CaF2 reactive hydride composite as potential hydrogen storage material [PDF]

open access: yesJournal of Solid State Chemistry, 2011
The hydrogenation behavior of 3CaH{sub 2}+4MgB{sub 2}+CaF{sub 2} composite was studied by manometric measurements, powder X-ray diffraction, differential scanning calorimetry and attenuated total reflection infrared spectroscopy. The maximum observed quantity of hydrogen loaded in the composite was 7.0 wt%.
K. Suarez Alcantara   +7 more
openaire   +2 more sources

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