Modeling of Plastic Flow Localization and Crack Formation in Dynamic Channel Angular Pressing
Sign Up to like & getrecommendations! Published in 2019 at "Russian Physics Journal"
DOI: 10.1007/s11182-020-01972-1
Abstract: The paper studies the phenomenon of localized-deformation macrobands and crack formation in metal alloys under dynamic channel-angular pressing. The numerical calculations are carried out using a threedimensional model of plastic deformation, which combines mathematical models… read more here.
Keywords: crack formation; dynamic channel; angular pressing; channel angular ... See more keywords
Effect of high temperature cycling on both crack formation in ceramics and delamination of copper layers in silicon nitride active metal brazing substrates
Sign Up to like & getrecommendations! Published in 2017 at "Ceramics International"
DOI: 10.1016/j.ceramint.2017.01.020
Abstract: Abstract Crack formation in Si 3 N 4 active metal brazing (AMB) ceramic substrates and delamination of copper layers on the AMB substrates subjected to temperature cycling from −40 to 250 °C were investigated to evaluate… read more here.
Keywords: amb substrates; crack formation; thick layers; copper ... See more keywords
Microstructural observation of complex-shaped green ceramic compact and numerical simulation with special consideration on crack formation
Sign Up to like & getrecommendations! Published in 2021 at "Ceramics International"
DOI: 10.1016/j.ceramint.2021.08.110
Abstract: Abstract The microstructure of a die-pressed green ceramic compact with a complex shape was visualized by liquid immersion and X-ray micro-computed tomography techniques. Significant microstructural inhomogeneity in terms of the pore distribution and granule shape… read more here.
Keywords: crack formation; ceramic compact; green ceramic; numerical simulation ... See more keywords
Packing structures and formation of cracks in particulate films obtained by drying colloid–polymer suspensions
Sign Up to like & getrecommendations! Published in 2019 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2018.11.066
Abstract: Abstract We investigated the effects of polymer addition on crack formation in particulate films of colloidal silica. Two types of polyvinyl alcohol (PVA) with different degrees of saponification were compared. Partially saponified PVA (PVA-1) suppressed… read more here.
Keywords: colloid polymer; crack formation; pva; formation ... See more keywords
Influence of lattice misfit on crack formation during the epitaxy of In Al1-N on GaN
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.161797
Abstract: Abstract InyAl1 − yN epifilms with alloy compositions (y) ranging from 0.13 to 0.47 were grown on a GaN template using a low-temperature molecular-beam-epitaxy technique. Because of the larger lattice constant of high-indium-content InyAl1 −… read more here.
Keywords: influence lattice; lattice misfit; crack formation; lattice ... See more keywords
Effects of 6 Single‐File Systems on Dentinal Crack Formation
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Endodontics"
DOI: 10.1016/j.joen.2016.10.038
Abstract: Introduction: The purpose of this study was to compare the formation of microcracks after canal preparation performed with different single‐file systems as One Shape (Micro‐Mega, Besancon, Cedex, France), F6 SkyTaper (Komet Italia Srl, Milan, Italy),… read more here.
Keywords: single file; group; formation; waveone ... See more keywords
Modulation of crack formation inside single-crystal sapphire using ultrafast laser Bessel beams
Sign Up to like & getrecommendations! Published in 2021 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106778
Abstract: Abstract Ultrafast lasers have brought revolutionary changes to crystalline materials processing, leading to a wealth of new applications in many areas. In this paper, the authors report a method to modulate crack formation inside a… read more here.
Keywords: sapphire; single crystal; crack formation; inside single ... See more keywords
Crack formation and self-closing in shrinkable, granular packings.
Sign Up to like & getrecommendations! Published in 2019 at "Soft matter"
DOI: 10.1039/c9sm00731h
Abstract: Many clays, soils, biological tissues, foods, and coatings are shrinkable, granular materials: they are composed of packed, hydrated grains that shrink when dried. In many cases, these packings crack during drying, critically hindering applications. However,… read more here.
Keywords: formation self; granular packings; packings crack; shrinkable granular ... See more keywords
Numerical Investigation on Crack Formation and Penetration Mechanism between Adjacent Blastholes
Sign Up to like & getrecommendations! Published in 2020 at "Shock and Vibration"
DOI: 10.1155/2020/8816059
Abstract: A deep understanding of the crack formation mechanism between blastholes had great significance for improving the energy utilization rate of explosives. From the perspective of static mechanics of stress wave theory, this paper theoretically derived… read more here.
Keywords: stress wave; penetration; crack formation; crack ... See more keywords
Desiccation crack formation and prevention in thin bentonite layers
Sign Up to like & getrecommendations! Published in 2020 at "Environmental geotechnics"
DOI: 10.1680/jenge.19.00112
Abstract: Desiccation cracks in clay play an important role in many geoenvironmental applications such as clay liners in engineered landfills, preferential flows and contaminant transport. In this study, a c... read more here.
Keywords: thin bentonite; bentonite layers; prevention thin; crack formation ... See more keywords
Is There a Relationship between Laser Therapy and Root Canal Cracks Formation? A Systematic Review
Sign Up to like & getrecommendations! Published in 2023 at "Iranian Endodontic Journal"
DOI: 10.22037/iej.v18i1.39754
Abstract: Introduction: Crack formation has become an important issue for endodontists, as it can be decisive for the long-term prognosis of the endodontically treated tooth. Since the applicability of laser in endodontics has become frequent, this… read more here.
Keywords: crack; crack formation; root canal; laser therapy ... See more keywords