Results 31 to 40 of about 210,651 (298)
Convergence of fracture process zone size in cohesive zone modeling
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Ha, Kyungsu +2 more
openaire +2 more sources
Transient damage spreading and anomalous scaling in mortar crack surfaces [PDF]
The scaling properties of a post-mortem mortar crack surface are investigated. The root mean square of the height fluctuations is found to obey anomalous scaling properties, but with three exponents, two of them characterizing the local roughness (zeta ...
Bouchaud, Elisabeth +3 more
core +1 more source
Numerical simulation of grain-size effects on creep crack growth by means of grain elements [PDF]
The effect of grain size on creep crack growth is investigated by means of a numerical technique in which the actual crack growth process is simulated in a discrete manner by grain elements and grain boundary elements.
Giessen, E. van der,, Onck, P.R.,
core +3 more sources
Zn–Al–Mg coating galvanized steel in resistance spot welded (RSW) in different configurations of DC51D was investigated to illustrate the nugget evolution process and mechanical properties of the joints.
Zhao Linlin +6 more
doaj +1 more source
Mathematical Modeling of Hydraulic Fracture Formation and Cleaning Processes
The effectiveness of the hydraulic fracturing procedure is crucially dependent on the stage of fracture planning and design. Forecasting fracture behavior in rock formations characterized by non-uniform toughness is a serious challenge.
Nickolay Smirnov +6 more
doaj +1 more source
Cohesive Dynamics and Brittle Fracture
We formulate a nonlocal cohesive model for calculating the deformation state inside a cracking body. In this model a more complete set of physical properties including elastic and softening behavior are assigned to each point in the medium.
Lipton, Robert
core +1 more source
Statistical extraction of process zones and representative subspaces in fracture of random composite [PDF]
We propose to identify process zones in heterogeneous materials by tailored statistical tools. The process zone is redefined as the part of the structure where the random process cannot be correctly approximated in a low-dimensional deterministic space ...
Bordas, Stephane Pierre-Alain +3 more
core +3 more sources
Evaluation on water bursting risk of working faces near collapse column during the mining process [PDF]
Collapse column water bursting occurs from time to time in the coal mining process of North China Type Coalfield in China, which causes great economic loss and personal injury. Therefore, great attention must be paid to the harm of collapse column.
Xue Yang +6 more
doaj +1 more source
Evidence of Deep Water Penetration in Silica during Stress Corrosion Fracture [PDF]
We measure the thickness of the heavy water layer trapped under the stress corrosion fracture surface of silica using neutron reflectivity experiments.
Bouchaud, E. +5 more
core +3 more sources
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar +6 more
wiley +1 more source

