Results 11 to 20 of about 253,481 (293)

Microstructures and Electrochemical Hydrogen Storage Characteristics of La0.65-xCe0.25 xPr0.03Nd0.07Y2xNi3.65Co0.75Mn0.3Al0.3 (x = 0-0.04) Alloys

open access: yesInternational Journal of Electrochemical Science, 2013
Microstructures and electrochemical hydrogen storage characteristics of La0.65-xCe0.25-xPr0.03Nd0.07Y2xNi3.65Co0.75Mn0.3Al0.3 alloys have been investigated.
Xianyun Peng   +5 more
doaj   +1 more source

Phase Structure and Electrochemical Hydrogen Storage Characteristics of La0.7Ce0.3Ni3.85Mn0.8Cu0.4Fe0.15-x(Fe0.43B0.57)x (x = 0-0.15) Alloys

open access: yesInternational Journal of Electrochemical Science, 2013
Phase structure and electrochemical hydrogen storage performance have been investigated. XRD results indicate that La0.7Ce0.3Ni3.85Mn0.8Cu0.4Fe0.15 alloy is single LaNi5 phase with CaCu5 structure.
Xianyun Peng   +5 more
doaj   +1 more source

Shielding efficiency of metal hydrides and borohydrides in fusion reactors [PDF]

open access: yesNuclear Technology and Radiation Protection, 2016
Mass attenuation coefficients, mean free paths and exposure buildup factors have been used to characterize the shielding efficiency of metal hydrides and borohydrides, with high density of hydrogen.
Singh Vishvanath P.   +2 more
doaj   +1 more source

Hydride Phases and Hydride Orientation in Zirconium Alloys

open access: yesCailiao gongcheng, 2018
As a fuel cladding materials of the nuclear reactor, water side corrosion and hydrogen absorption generated in zirconium alloys which due to the embrittlement of matrix and hydrogen induced delayed cracking.
ZENG Wen, LUAN Bai-feng, LIU Na
doaj   +1 more source

Hydrogen Effect on Zr-Nb-Mn Alloys for Nuclear Reactor Application [PDF]

open access: yesMaterials Research, 2020
Zr-Nb-Mn alloys were developed to investigate hydrogen diffusion and its effects among different manganese additions. Thermo-Calc® and TC-Prisma simulations were used to determine the studied chemical compositions and to estimate the volume fraction and ...
Thais de Brito Pintor   +2 more
doaj   +1 more source

Theoretical study on hydrogenation catalysts containing a metal hydride as additional hydrogen supply [PDF]

open access: yes, 1992
A hypothetical hydrogenation catalyst consisting of porous, catalytically active particles embedded with metal hydride powder was evaluated. The metal hydride provides temporarily additional hydrogen if the mass transfer rate of the hydrogen to the ...
Snijder, E.D.   +2 more
core   +5 more sources

Recent Advances in the Synthetic and Mechanistic Aspects of the Ruthenium-catalyzed Carbon-heteroatom Bond Forming Reactions of Alkenes and Alkynes [PDF]

open access: yes, 2011
The group’s recent advances in catalytic carbon-to-heteroatom bond forming reactions of alkenes and alkynes are described. For the C–O bond formation reaction, a well-defined bifunctional ruthenium-amido catalyst has been successfully employed for the ...
Yi, Chae S.
core   +2 more sources

Metallic Hydrides I: Hydrogen Storage and Other Gas-Phase Applications [PDF]

open access: yes, 2002
A brief survey is given of the various classes of metal alloys and compounds that are suitable for hydrogen-storage and energy-conversion applications.
Bowman, Robert C., Jr., Fultz, Brent
core   +1 more source

Microstructure and texture analysis of δ-hydride precipitation in Zircaloy-4 materials by electron microscopy and neutron diffraction [PDF]

open access: yes, 2014
This work presents a detailed microstructure and texture study of various hydrided Zircaloy-4 materials by neutron diffraction and microscopy. The results show that the precipitated δ-ZrH1.66 generally follows the δ (111) //α (0001) and δ[]//α ...
Garbe, Ulf   +10 more
core   +2 more sources

Kinetics of hydrogen absorption and desorption in LaNi5-xAlx slurries [PDF]

open access: yes, 1993
The kinetics of hydrogen absorption and desorption in LaNi4.8Al0.2,LaNi4.9Al0.1 and LaNi5, suspended in cyclohexane and LaNi5 in ethanol have been investigated. The absorption process can be described in terms of mass transfer and reaction resistances in
Snijder, E.D.   +2 more
core   +3 more sources

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