Results 1 to 10 of about 35,202 (297)

Diffusion bonding, brazing and resistance welding of zirconium alloys: a review

open access: yesJournal of Materials Research and Technology, 2023
The joining of zirconium alloys is an important issue in the field of nuclear energy since zirconium alloys are often used as nuclear fuel cladding tube.
Kun Liu
exaly   +3 more sources

Evidence of hydrogen trapping at second phase particles in zirconium alloys [PDF]

open access: yesScientific Reports, 2021
Zirconium alloys are used in safety–critical roles in the nuclear industry and their degradation due to ingress of hydrogen in service is a concern. In this work experimental evidence, supported by density functional theory modelling, shows that the α-Zr
Christopher Jones   +6 more
doaj   +2 more sources

Effects of ion irradiation on microstructure and properties of zirconium alloys—A review

open access: yesNuclear Engineering and Technology, 2015
Zirconium alloys are widely used in nuclear reactors as structural materials. During the operation, they are exposed to fast neutrons. Ion irradiation is used to simulate the damage introduced by neutron irradiation.
Yanli Wang, Xi-Tao Wang
exaly   +3 more sources

Formation of photoelectron spectra of alloys niobium-molybdenum-zirconium [PDF]

open access: yesE3S Web of Conferences, 2021
Crystals of niobium and its alloys obtained by low-energy implantation of molybdenum and zirconium ions were studied in a multi-functional installation. The energy distribution curves of N (E) photoelectrons before and after heating niobium – molybdenum –
Ergashov Yokub   +3 more
doaj   +1 more source

OXIDATION OF ZIRCONIUM AND ZIRCONIUM ALLOYS [PDF]

open access: yesJournal of The Electrochemical Society, 1959
Zirconium oxidation was investigaied in the temperature range 400 io 900 deg C at oxygen pressures of 50, 200, and 800 mm. The reaction rate of massive (parallelepiped) samples was best expressed by the cubic rate law. At an oxygen pressure of 200 mm the activation energy was calculated to be 42.7 kcal per mole, and the cubic rate constant in ( mu g ...
Porte, H.A.   +3 more
openaire   +3 more sources

Influence of interstitial elements (oxygen, nitrogen) on properties of zirconium alloys (review)

open access: yesФізика і хімія твердого тіла, 2022
A review of the regularities of the influence of interstitial elements (oxygen, nitrogen) on the properties of zirconium alloys was presented. It was noted that in the scientific and technical literature dates the main attention is paid to the bulk ...
Vasyl Trush   +7 more
doaj   +1 more source

Impact of Zirconium on the Structural and Mechanical Properties of Commercial AlSi10MgCu Alloys [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
The impact of small addition of zirconium in hypoeutectic commercial AlSi10MgCu alloys on their mechanical properties (hardness) in as cast and thermally treated conditions was investigated.
P. Hajduch   +3 more
doaj   +1 more source

Features of the structure of metal composite alloy obtained by electric slag remelting with controlled magneto-hydrodynamic action [PDF]

open access: yesE3S Web of Conferences, 2023
The results of experimental studies on the use of mineral raw materials containing zirconium oxides without its deep technological processing to create alloys by electroslag remelting are presented.
Kuzmichev Evgenii N.   +3 more
doaj   +1 more source

Effect of Zr on Microstructure and Mechanical Properties of the Al–Cu–Yb and Al–Cu–Gd Alloys

open access: yesMetals, 2022
The effect of zirconium on the microstructure, phase composition, and mechanical properties of AlCuYb and AlCuGd alloys was studied. The microstructure of the as-cast alloys did not consist of new intermetallic phases of zirconium with other elements, so
Olga I. Mamzurina   +6 more
doaj   +1 more source

Aluminium/zirconium alloys obtained by Al underpotential deposition onto Zr from low temperature AlCl3+NaCl molten salts [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
Contrary to the widely accepted hypothesis that it is not possible, aluminium underpotential deposition (UPD) onto zirconium from a low temperature (200, 250 and 300°C) equimolar chloroaluminate melt was recorded.
Cvetković Vesna S.   +3 more
doaj   +1 more source

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