Results 31 to 40 of about 30,437 (264)

Effect of Initial Debond Crack Location on the Face/core Debond Fracture Toughness

open access: yesEPJ Web of Conferences, 2010
This paper studies the effect of initial crack location on the face/core debond fracture toughness under different mixed mode loading conditions. The mixed mode loading at the crack tip is defined in terms of the mode-mixity.
Quispitupa Yupa A., Berggreen C.
doaj   +1 more source

Crack front segmentation under combined mode I - and mode III - loading [PDF]

open access: yesFracture and Structural Integrity, 2016
ABSTRACT. This article approaches the topic of crack initiation and crack growth behaviour under combined mode I- and mode III-loading conditions. Such loading combinations especially lead to a crack, which unscrew out of its initial orientation
A. Eberlein , H. A. Richard
doaj   +3 more sources

Rail fatigue crack propagation in high-speed wheel/rail rolling contact

open access: yesJournal of Modern Transportation, 2017
To study the wheel/rail rolling contact fatigue of high-speed trains, we obtain the distribution of contact forces between wheel and rail by introducing the strain-rate effect.
Xiaoyu Jiang   +3 more
doaj   +1 more source

Crack tip solution for Mode III cracks in spring interfaces

open access: yesEngineering Fracture Mechanics, 2023
Considering an infinite linear elastic isotropic solid in antiplane shear, the Mode III crack-tip solution for a semi-infinite crack located in a straight spring interface is systematically studied for the first time. A new analytic expression for this crack-tip solution is given in the form of a double asymptotic series of the main and the so-called ...
Sara Jiménez-Alfaro, Vladislav Mantič
openaire   +3 more sources

ON THE STRENGTH AND FAILURE MODE OF CRACKED BOLTED JOINT OF POLYMERIC COMPOSITE [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2012
This paper investigates the effect of crack angle and crack length on the mechanical behavior and mode of failure of bolted composites joints [0/90]4S.
M. S. Aboelenen   +3 more
doaj   +1 more source

Fatigue. Mode III Fatigue Crack Growth Behavior. Transition Condition of the Crack Growth Mode.

open access: yesJournal of the Society of Materials Science, Japan, 2001
Mode III fatigue crack is usually observed at the root of circumferentially notched round bar. As the crack grows in the depth direction of specimen, the growth rate of crack decreases. In this respect, crack mode transition from mode III to mode I is understood responsible. However, quantitative evaluation on crack mode transition has been hardly done.
Yukiyoshi KOBAYASHI   +4 more
openaire   +3 more sources

Effect of Constraint and Crack Contact Closure on Fatigue Crack Mechanical Behavior of Specimen under Negative Loading Ratio by Finite Element Method

open access: yesMetals, 2022
Mechanical behaviors at fatigue crack tips of cracked specimens under negative loading ratios are studied in detail by the finite element method in this paper.
Xinting Miao   +4 more
doaj   +1 more source

Analysis of Mixed-Mode I/II/III Fracture Toughness Based on a Three-Point Bending Sandstone Specimen with an Inclined Crack

open access: yesApplied Sciences, 2021
The crack-propagation form may appear as an arbitrary mixed-mode fracture in an engineering structure due to an irregular internal crack. It is of great significance to research the mixed-mode fracture of materials with cracks.
Xin Pan   +4 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Study on the dynamic propagation and numerical simulation of mode Ⅰ and mixed mode Ⅰ-Ⅱ cracks in PMMA specimens with unilateral semicircular holes

open access: yes矿业科学学报, 2020
A new approach is provided to study the growth problems of mode Ⅰ and mode Ⅰ-Ⅱ mixed cracks, Split Hopkinson Pressure Bar(SHPB) is used to impact the PMMA USH(Unilateral semicircular hole) specimen containing precast crack.Results of mode Ⅰ cracks and ...
Li Chengxiao, Zhang Yuantong, An Chen
doaj   +1 more source

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