Results 1 to 10 of about 178,200 (187)

Mechanisms during Strain Rate-Dependent Crack Propagation of Copper Nanowires Containing Edge Cracks

open access: yesNanomaterials, 2023
The crack propagation mechanism of Cu nanowires is investigated by using molecular dynamics methods. The microstructural evolution of crack propagation at different strain rates and crack depths is analyzed.
Jinjie Zhou, Fankai Xian, Jinchuan Shen
doaj   +1 more source

Evaluation of crack propagation behavior of porous polymer membranes

open access: yesPolymer Testing, 2021
This study experimentally and numerically investigated the crack propagation behavior of porous polymer membranes in order to identify the criterion for crack propagation.
Yasuhisa Kodaira   +5 more
doaj   +1 more source

Propagation behavior of two collinear mode Ⅰ cracks driven by explosive gas

open access: yes矿业科学学报, 2023
In smooth pre-splitting blasting, two collinear cracks extending opposite to each other between adjacent holes will first avoid each other and then attract each other, resulting in crack propagation path that often presents hooked or butterfly-shaped ...
Yang Liyun   +3 more
doaj   +1 more source

Prediction of fatigue crack propagation based on dynamic Bayesian network

open access: yesAdvances in Mechanical Engineering, 2022
To address the problem of low prediction accuracy in the current research on fatigue crack propagation prediction, a prediction method of fatigue crack propagation based on a dynamic Bayesian network is proposed in this paper.
Wei Wang   +4 more
doaj   +1 more source

Crack Propagation in Quasicrystals [PDF]

open access: yesPhysical Review Letters, 1998
Crack propagation is studied in a two dimensional decagonal model quasicrystal. The simulations reveal the dominating role of highly coordinated atomic environments as structure intrinsic obstacles for both dislocation motion and crack propagation. For certain overloads, these obstacles and the quasiperiodic nature of the crystal result in a specific ...
Mikulla, R.   +4 more
openaire   +2 more sources

Fracture Behavior of Wood Under Mode I Loading in Tangential Direction

open access: yesDrvna Industrija, 2022
The aim of this study was to determine the fracture behavior of southern yellow pine (Pinus taeda L.) and red oak (Quercus falcata) wood under mode I loading in the tangential-radial and tangential-longitudinal crack propagation systems by a compact ...
Arif Caglar Konukcu
doaj   +1 more source

Propagation mechanism of brittle cracks [PDF]

open access: yesPhysical Review E, 2013
5 pages, 9 ...
Itamar Procaccia, Jacques Zylberg
openaire   +3 more sources

Stress intensity factors and crack propagation path under mixed mode conditions [PDF]

open access: yesJournal of Structural and Construction Engineering, 2016
Use of crack propagation principles based on SIFs (stress intensity factors) is among the most common methods of fracture mechanic engineering. SIF is an important parameter in fracture analysis. In analyzing elastic fracture, SIF reveals the stress near
Ramin Faridvand, Mohammad Taghi Kazemi
doaj   +1 more source

Propagation of surface initiated rolling contact fatigue cracks in bearing Steel [PDF]

open access: yes, 2016
Surface initiated rolling contact fatigue, leading to a surface failure known as pitting, is a life limiting failure mode in many modern machine elements, particularly rolling element bearings.
Kadiric, A, Olver, A, Rycerz, P
core   +1 more source

Development of a fretting-fatigue mapping concept: The effect of material properties and surface treatments [PDF]

open access: yes, 2009
Fretting-fatigue induced by combined localized cyclic contact motion and external bulk fatigue loadings may result in premature and dramatic failure of the contacting components.
Araújo   +32 more
core   +1 more source

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