Evaluation of dynamic behaviour of porous media including micro-cracks by ordinary state-based peridynamics
Sign Up to like & getrecommendations! Published in 2021 at "Engineering with Computers"
DOI: 10.1007/s00366-021-01506-4
Abstract: Reliable evaluation of mechanical response in a porous solid might be challenging without any simplified assumptions. Peridynamics (PD) perform very well on a medium including pores owing to its definition, which is valid for entire… read more here.
Keywords: evaluation dynamic; porous media; micro cracks; wave propagation ... See more keywords
Application of Ultrasonic Coda Wave Interferometry for Micro-cracks Monitoring in Woven Fabric Composites
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nondestructive Evaluation"
DOI: 10.1007/s10921-019-0563-z
Abstract: The consequences of a four-point bending test, up to 12 mm, are examined by emitting 1 MHz ultrasonic guided waves in woven carbon fiber reinforced polymer specimens, using coda wave interferometry (CWI), revealing a potential use for… read more here.
Keywords: micro cracks; coda wave; damage; wave interferometry ... See more keywords
Influence of cyclic-loading induced fatigue micro-crack growth on generation of nonlinear ultrasonic Lamb waves
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Nondestructive Evaluation"
DOI: 10.1007/s10921-021-00792-8
Abstract: Fatigue damage and micro-cracks growth have been proved to be closely related to the nonlinear effect of ultrasonic Lamb waves propagation in materials. In this paper, the relationship among fatigue life, length and width of… read more here.
Keywords: nonlinearity parameter; micro cracks; acoustic nonlinearity; micro ... See more keywords
Propagation and characterization of the micro cracks induced by hydraulic fracturing in shale
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2019.116449
Abstract: Abstract Hydraulic fracturing is commonly used for the exploitation of shale gas. However, the mechanism of permeability increase after the fracturing has still remained unclear so far. In this study, a hydraulic fracturing experiment was… read more here.
Keywords: cracks induced; micro cracks; hydraulic fracturing; characterization micro ... See more keywords
Characterization of surface and subsurface defects induced by abrasive machining of optical crystals using grazing incidence X-ray diffraction and molecular dynamics
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Advanced Research"
DOI: 10.1016/j.jare.2021.05.006
Abstract: Abstract Introduction Surface and subsurface defects were easily induced during abrasive machining process of optical crystals due to their high brittleness. Accurate characterization of these defects is the prerequisite for obtaining optical components with high… read more here.
Keywords: abrasive machining; subsurface; subsurface defects; diffraction ... See more keywords
Influence of loading condition and anatomical location on human cortical bone linear micro-cracks.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of biomechanics"
DOI: 10.1016/j.jbiomech.2019.01.008
Abstract: Human cortical bone fracture toughness depends on the anatomical locations under quasi-static loading. Recent results also showed that under fall-like loading, cortical bone fracture toughness is similar at different anatomical locations in the same donor.… read more here.
Keywords: condition; cortical bone; bone; micro cracks ... See more keywords
Experimental analysis on characteristics of micro-structure and mineralogy changes in thermal spallation drilling
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.03.107
Abstract: Abstract Thermal spallation drilling is a promising technology expected to exploit hydrocarbons in hard rocks. In this paper, thermal spallation experiments are conducted on six types of rocks. Comparisons are made in terms of mineral… read more here.
Keywords: spallation; mineralogy; micro particles; spallation drilling ... See more keywords
The influence of sodium ions decorated micro-cracks on the evolution of potential induced degradation in p-type crystalline silicon solar cells
Sign Up to like & getrecommendations! Published in 2018 at "Solar Energy"
DOI: 10.1016/j.solener.2018.08.082
Abstract: Abstract In recent years, potential induced degradation (PID) has been a topic of interest to scientists because of its significant impact on performance deterioration of solar cells. Research has shown that the major cause of… read more here.
Keywords: potential induced; induced degradation; decorated micro; micro cracks ... See more keywords
Damage in elastomers: healing of internally nucleated cavities and micro-cracks.
Sign Up to like & getrecommendations! Published in 2018 at "Soft matter"
DOI: 10.1039/c8sm00238j
Abstract: Following on the work of Poulain et al. (Damage in elastomers: Nucleation and growth of cavities, micro-cracks, and macro-cracks, Int. J. Fract., 2017, 205, 1-21), this paper presents an investigation of the response of cavities/cracks… read more here.
Keywords: elastomers healing; cavities micro; healing internally; micro cracks ... See more keywords
Source analysis of acoustic emissions during granite strain burst
Sign Up to like & getrecommendations! Published in 2019 at "Geomatics, Natural Hazards and Risk"
DOI: 10.1080/19475705.2019.1593888
Abstract: Abstract The acoustic emission (AE) location technique and fault-plane solution method were used to evaluate the temporal-spatial evolution, released energy variation of micro-cracks, and the difference in b-values for different types of micro-cracks during granite… read more here.
Keywords: compressional micro; granite strain; micro cracks; micro ... See more keywords
Micro‐CT assessment of dentinal micro‐cracks after root canal filling procedures
Sign Up to like & getrecommendations! Published in 2017 at "International Endodontic Journal"
DOI: 10.1111/iej.12706
Abstract: AIM To evaluate the frequency of dentinal micro-cracks after root canal filling procedures with GuttaCore (GC), cold lateral compaction (CLC) and warm vertical compaction (WVC) techniques in mandibular molars using micro-computed tomographic analysis. METHODOLOGY Thirty… read more here.
Keywords: dentinal micro; filling; cracks root; micro cracks ... See more keywords