Results 21 to 30 of about 1,067,811 (382)

Capability assessment for application of clay mixture as barrier material for irradiated zirconium alloy structure elements long-term processing for storage during decommissioning of uranium-graphite nuclear reactors [PDF]

open access: yes, 2016
The radionuclide composition and the activity level of the irradiated zirconium alloy E110, the radionuclide immobilization strength and the retention properties of the mixed clay barrier material with respect to the radionuclides identified in the alloy
Kotlyarevskiy, S. G.   +3 more
core   +2 more sources

The influence of boron addition on properties of copper-zirconium alloys [PDF]

open access: yesScience of Sintering, 2023
Copper-zirconium alloys with high conductivity were produced using powder metallurgy. Two-steps manufacturing process, containing mechanical alloying followed by hot pressing, was applied in achieving improved mechanical and physical properties of Cu-Zr ...
Simić M.   +6 more
doaj   +1 more source

Ab-initio calculations for structural properties of Zr-Nb alloys [PDF]

open access: yes, 2013
Ab-initio calculations for the structural properties of Zr-Nb alloys at different values of the niobium concentration are done at zero temperature. Different cases for Zr-Nb alloys with unit cells having BCC and HCP structures are considered.
Kharchenko, Dmitrii O.   +1 more
core   +5 more sources

Rapid assessment of structural and compositional changes during early stages of zirconium alloy oxidation

open access: yesnpj Materials Degradation, 2020
A multimodal chemical imaging approach has been developed and applied to detail the dynamic, atomic-scale changes associated with oxidation of a zirconium alloy (Zircaloy-4). Scanning transmission electron microscopy, a gas-phase reactor chamber attached
E. Kautz   +11 more
semanticscholar   +1 more source

Study on hydrogen permeation method of zirconium alloy tube

open access: yesAdvances in Materials Science, 2020
Physical and Chemical Testing Center of North Nuclear Fuel Components Co., Ltd., Baotou, Inner Mongolia, 014035, China The determination process of hydride orientation factor of zirconium alloy mainly includes hydrogen permeation process and hydride ...
Du Hao
semanticscholar   +1 more source

Protection of AlCrNbSiTi High Entropy Alloy Coating on Zirconium Alloy by High-temperature Steam Oxidation at 1 200 ℃

open access: yesYuanzineng kexue jishu, 2023
It is one of the main ideas of developing ATF cladding materials to improve the accident resistance of zirconium alloy by coating. In the existing research on the protection mechanism of the coating on zirconium alloy substrate, the main focus is on the ...
TU Menghe;HU Yong;ZHANG Baoliang;LIU Xin;LI Shen;WANG Hui
doaj  

Effect of Nb and Zr alloying additives on structure and properties of Ti-Ta-Nb-Zr alloys for medical applications [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
This work investigated two titanium-based alloys with a constant tantalum content and variable contents of alloy additives – niobium and zirconium. The Ti-30Ta-10Zr-20Nb (wt.%) and Ti-30Ta-20Zr-10Nb (wt.%) alloys were obtained using a combination of ...
G. Dercz   +6 more
doaj   +1 more source

Study on Quantitative Method for Hydrogen Distribution in Zirconium Alloy via Neutron Tomography

open access: yesYuanzineng kexue jishu, 2023
Hydrogen ingress into zirconium cladding can cause embrittlement and affects the service safety of nuclear fuel cladding. Traditional hydrogen analysis methods like hydrogen determination instrument method and metallographic method, can only give the ...
WU Meimei;LIU Xin;HE Linfeng;HU Yong;RUAN Shihao;WANG Tianyun;LI Yuqing;WEI Guohai;SUN Kai
doaj  

Study of Trivalent Chromium Conversion Coating Formation at Solution—Metal Interface

open access: yesMetals, 2023
The present study employed a tungsten pH microelectrode to study the formation of trivalent chromium conversion (TCC) coatings on Al, AA 2024-T3 aluminum alloy and AZ91D magnesium alloy in SurTec ChromitAL solutions.
Wentao Sun   +7 more
doaj   +1 more source

Effect of anodization on the surface characteristics and electrochemical behaviour of zirconium in artificial saliva [PDF]

open access: yes, 2016
The paper is focused on elaboration of ZrO2 films on pure zirconium via anodizing inphosphoric acid with and without fluoride at constant potentials of 30 V and 60 V.
Ceré, Silvia   +4 more
core   +1 more source

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