Articles with "zirconium alloy" as a keyword



Dimensional Stability of the Structural Parts of VVER-1000 FA Made of E-635 Zirconium Alloy

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Published in 2018 at "Atomic Energy"

DOI: 10.1007/s10512-018-0332-6

Abstract: The dependence of dimensional changes occurring in the structural parts made of E-635 zirconium alloy on the metallurgical and operational factors as a result of thermal creep, radiation growth, and radiation creep was studied. Tests… read more here.

Keywords: made 635; 635 zirconium; zirconium alloy; structural parts ... See more keywords

High-intensity low energy titanium ion implantation into zirconium alloy

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Published in 2018 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2018.01.021

Abstract: Abstract This research describes the possibility of ultra-high dose deep titanium ion implantation for surface modification of zirconium alloy Zr-1Nb. The developed method based on repetitively pulsed high intensity low energy titanium ion implantation was… read more here.

Keywords: titanium ion; zirconium alloy; ion; implantation ... See more keywords
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Oxidation kinetics of Cr-coated zirconium alloy: Effect of coating thickness and microstructure

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Published in 2020 at "Corrosion Science"

DOI: 10.1016/j.corsci.2020.108883

Abstract: Abstract Cr coatings with the thickness of 4.5–9.0 μm and dense/columnar microstructure were deposited onto Zr alloy by cooled or hot target magnetron sputtering. Steam oxidation tests were performed under temperature ramp from 500 to 1200 °C… read more here.

Keywords: oxidation; coating thickness; zirconium alloy; oxidation kinetics ... See more keywords

Effect of low hydrogenation on the low-cycle fatigue of zirconium alloy

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Published in 2018 at "International Journal of Fatigue"

DOI: 10.1016/j.ijfatigue.2018.02.003

Abstract: Abstract The comparative low-cycle fatigue tests of small-sized flat E110 zirconium alloy samples (hydrogenated and non-hydrogenated) at room temperature using a dynamic mechanical analyzer have been carried out. It is shown that the presence of… read more here.

Keywords: cycle fatigue; zirconium alloy; fatigue; low cycle ... See more keywords

Multiaxial ratcheting behavior of zirconium alloy tubes under combined cyclic axial load and internal pressure

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Published in 2017 at "Journal of Nuclear Materials"

DOI: 10.1016/j.jnucmat.2017.03.039

Abstract: Abstract In this study, a series of uniaxial and multiaxial ratcheting tests were conducted at room temperature on zirconium alloy tubes. The experimental results showed that for uniaxial symmetrical cyclic test, the axial ratcheting strain… read more here.

Keywords: alloy tubes; ratcheting strain; zirconium alloy; multiaxial ratcheting ... See more keywords

Direct Observation of Zirconium Alloy Oxidation at the Nanoscale

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Published in 2019 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927619002320

Abstract: Zirconium (Zr)-based alloys are commonly used in the nuclear industry for a variety of applications, such as nuclear reactor fuel cladding in pressurized water reactors, and as a hydrogen isotope absorbing material in tritium producing… read more here.

Keywords: alloy oxidation; observation zirconium; alloy; zirconium ... See more keywords

Understanding the high-temperature corrosion behavior of zirconium alloy as cladding tubes: a review

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Published in 2024 at "Frontiers in Materials"

DOI: 10.3389/fmats.2024.1381818

Abstract: Operated under extreme conditions, corrosion occurs between zirconium alloy cladding tubes and the coolant in the primary loop of pressurized water reactors (PWRs), contributing to a reduction in the effective metallic material thickness. Therefore, understanding… read more here.

Keywords: corrosion behavior; alloy cladding; zirconium alloy; cladding tubes ... See more keywords

Radiation-Induced Sharpening in Cr-Coated Zirconium Alloy

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Published in 2022 at "Materials"

DOI: 10.3390/ma15062322

Abstract: To improve the safety of nuclear power plants, a Cr protective layer is deposited on zirconium alloys to enhance oxidation resistance of the nuclear fuel cladding during both in-service and hypothetical accidental transients at High… read more here.

Keywords: coated zirconium; zirconium; zirconium alloy; radiation induced ... See more keywords

POTENTIAL MECHANISMS AFFECTING ZIRCONIUM ALLOY DEGRADATION DURING LONG-TERM DRY STORAGE

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Published in 2025 at "Problems of Atomic Science and Technology"

DOI: 10.46813/2025-159-050

Abstract: The results of theoretical and experimental studies are considered, which determine the influence of hydrogen and hydrides on the change in the mechanical properties of the material in zirconium alloy fuel rod cladding of WWER… read more here.

Keywords: zirconium alloy; long term; storage;