Results 41 to 50 of about 72,192 (200)

Fracture toughness and crack-resistance curve behavior in metallic glass-matrix composites [PDF]

open access: yes, 2009
Nonlinear-elastic fracture mechanics methods are used to assess the fracture toughness of bulk metallic glass (BMG) composites; results are compared with similar measurements for other monolithic and composite BMG alloys.
Hofmann, D. C.   +5 more
core   +2 more sources

Double cracks with single-inclusion fatigue propagation of surface-quenched large modulus rack

open access: yesAdvances in Mechanical Engineering, 2019
A connectivity criterion based on the analysis of the stress intensity factor for the double cracks and inclusion was developed to study the residual life of large modulus crack.
Xionghao Cheng   +5 more
doaj   +1 more source

Predicting crack spacing of reinforced concrete tension members using strain compliance approach with debonding

open access: yesJournal of Civil Engineering and Management, 2019
A novel technique based on strain compliance for investigating the crack spacing of reinforced concrete (RC) tension members has been developed. The new method is based on the mean strain and the partial interaction (stress-transfer) approaches.
Gintaris Kaklauskas   +2 more
doaj   +1 more source

Numerical Analysis of Fracture Behaviour on Marble Samples Containing Two Flaws

open access: yesAdvances in Civil Engineering, 2020
Uniaxial compression tests were conducted on marble specimens containing two flaws. There are coplanar flaws and noncoplanar flaws. The inclination angle and spacing of flaws were considered of the coplanar flaws model, and the step angle and spacing of ...
Lifei Zheng   +3 more
doaj   +1 more source

Effect of Holes on Dynamic Crack Propagation under Impact Loading

open access: yesApplied Sciences, 2020
In civil, geotechnical, and mining engineering, the investigation of the holes’ effect on dynamic crack propagation is essential because it can be used to predict possible fracture and protect cracked structures being further damaged. In this paper,
Fei Wang, Meng Wang
doaj   +1 more source

An Adaptive Crack Width Prediction for Flexural Steel Reinforced UHPC Beams

open access: yesInternational Journal of Concrete Structures and Materials, 2023
The crack pattern of steel reinforced ultrahigh performance concrete (UHPC) beam is usually characterized by many densely distributed fine cracks (i.e., multiple microcracks) along with localized macrocrack, and the crack width development rate along the
Yanping Zhu   +3 more
doaj   +1 more source

Formation of drying crack patterns in soils: a deterministic approach [PDF]

open access: yes, 2018
Soils, as well as most of deformable multiphase porous materials, are likely to suffer from desiccation cracking, leading to the formation of regular crack patterns affecting their permeability.
Hu, Liang-Bo   +3 more
core  

Study on Crack Growth Resulting from Spacing and Alignment of Two Circular Holes: A Phase Field Approach

open access: yesComputer Assisted Methods in Engineering and Science
This study investigates the effects of spacing and alignment between two circular holes on crack growth simulation. Key aspects analyzed include: (a) crack growth behavior, (b) von Mises stress distribution, and (c) energy profiles, all through ...
Sayahdin Alfat
doaj   +1 more source

An Experimental Investigation of the Scaling of Columnar Joints [PDF]

open access: yes, 2006
Columnar jointing is a fracture pattern common in igneous rocks in which cracks self-organize into a roughly hexagonal arrangement, leaving behind an ordered colonnade. We report observations of columnar jointing in a laboratory analog system, desiccated
A. H. Lachenbruch   +13 more
core   +2 more sources

Strength of tensed and compressed concrete segments in crack spacing under short-term dynamic load

open access: yesMATEC Web of Conferences, 2018
Formation of model describing dynamic straining of reinforced concrete requires taking into account the basic aspects influencing the stress-strain state of structures.
Galyautdinov Zaur
doaj   +2 more sources

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