Results 11 to 20 of about 94,140 (312)

Research on Rock Fracture Surface Morphology Characterization under Brazilian Test [PDF]

open access: yesAbstract and Applied Analysis, 2014
In order to test the differences in the morphology characterization of rock fracture surfaces under different loading directions and rates, the following three steps are operated.
Zhigang Feng   +3 more
doaj   +2 more sources

Influence of Complex Lithology Distribution on Fracture Propagation Morphology in Coalbed Methane Reservoir

open access: yesApplied Sciences
The mineral composition in coalbed methane (CBM) reservoirs significantly influences fracture morphology, making the description of reservoir heterogeneity challenging. This study develops a fracture propagation model for CBM reservoirs that incorporates
Weiping Ouyang   +4 more
doaj   +2 more sources

Association Between Fracture Morphology and Preoperative Acute Kidney Injury in Patients with Intertrochanteric Fracture. [PDF]

open access: yesJ Clin Med
Background: While postoperative acute kidney injury (AKI) in patients with hip fracture has been investigated, the relationship between fracture morphology and the incidence of preoperative AKI remains unclear.
Lee MG, Rhyu KH, Chun YS.
europepmc   +2 more sources

On the toughness of thermoplastic polymer nanocomposites as assessed by the essential work of fracture (EWF) approach [PDF]

open access: yes, 2013
The essential work of fracture (EWF) approach is widely used to determine the plane stress fracture toughness of highly ductile polymers and related systems.
Bárány, T.   +4 more
core   +1 more source

Fracture morphology and its evolution A review on crack path stability and brittle fracture along butt-weld [PDF]

open access: yes, 2015
Considerations are made for the fracture morphology and its evolution in relation to the brittle fracture along butt-weld, where crack path stability may play important roles in various aspects.
Sumi, Y., Y. Sumi
core   +3 more sources

Quantification of the Fracture Complexity of Shale Cores After Triaxial Fracturing

open access: yesFrontiers in Earth Science, 2022
Diagnosing fractures under compression is of great importance in optimizing hydraulic fracturing stimulation strategies for unconventional reservoirs. However, a lot of information, such as fracture morphology and fracture complexity, is far from being ...
Yonghao Zhang   +6 more
doaj   +1 more source

Study on the Influence of Surface Integrity on Hydrogen Permeation Resistance of Hydrogen Production Reactor Materials

open access: yesApplied Sciences, 2023
Hydrogen permeation reduces a material’s properties and increases the risk of brittle fracture, which causes a potential safety hazard. A workpiece’s hydrogen permeation resistance could be improved by improving its surface integrity through surface ...
Zhiyi Leng   +6 more
doaj   +1 more source

Data-Driven Dynamic Inversion Method for Complex Fractures in Unconventional Reservoirs [PDF]

open access: yesLithosphere
Hydraulic fracturing is a crucial technology for enhancing the recovery of oil and gas from unconventional reservoirs. Accurately describing fracture morphology is essential for accurately predicting production dynamics.
Ruixue Jia   +7 more
doaj   +1 more source

Morphology of two-dimensional fracture surfaces [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2006
slightly ...
Alava, Mikko J.   +2 more
openaire   +4 more sources

Tensile Properties and Fracture Morphology of Acacia Caesia Bark Fibers Treated with Different Alkali Concentrations

open access: yesJournal of Natural Fibers, 2022
The tensile strength of fibers extracted by retting from Acacia Caesia bark was measured and their fracture morphology was examined, with the idea to propose their potential use as the reinforcement in polymer composites.
Sivasubramanian Palanisamy   +6 more
doaj   +1 more source

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