Results 11 to 20 of about 9,015 (218)

High-Energy Fracture of the Fabella

open access: yesRadiology Case Reports, 2010
Fractures of the fabella are rare, with only nine cases reported in the literature. However, they can cause severe posterolateral knee pain. Other complications include osteoarthritis and, very rarely, peroneal nerve compression. All the prior cases have been transverse fractures.
Tang, Joseph Y.   +2 more
openaire   +2 more sources

Key factors limiting carbon nanotube strength: Structural characterization and mechanical properties of multi-walled carbon nanotubes

open access: yesMechanical Engineering Journal, 2017
In this study, the nominal tensile strength, Young's modulus and Weibull scale and shape parameter of the nominal tensile strength distribution of the MWCNTs synthesized by a thermal chemical vapor deposition (CVD) method were investigated by ...
Keiichi SHIRASU   +8 more
doaj   +1 more source

Modulating Surface Chemistry of Al Powders for Elastomeric Composites with Applications in Electronic Cooling

open access: yesAdvanced Materials Interfaces, 2023
Elastomeric composites are an important class of thermal interface materials as they are shape‐adaptive, which can fit uneven interfaces and achieve ideal interfacial heat transfer in electronic cooling.
Qiangqiang Ma   +6 more
doaj   +1 more source

Experimental fracture resistance study for cracked bovine femur bone samples

open access: yesFracture and Structural Integrity, 2019
Crack growth and brittle fracture is one of the major failure modes in bone materials and therefore understanding the fracture behavior and affecting parameters on the crack growth resistance of bone is necessary for biomechanics researchers.
M.R.M. Aliha   +2 more
doaj   +1 more source

A Direct Tensile Strength Testing Method for Concrete from Existing Structures

open access: yesCivilEng, 2023
Tensile strength is a crucial property for the function, safety and durability of all concrete structures. The general procedure to assess the tensile properties of concrete from existing structures is to perform indirect tests and predict the tensile ...
Jonny Nilimaa, Rasoul Nilforoush
doaj   +1 more source

Parametric Investigation on the Effectiveness of FRM-Retrofitting in Masonry Buttressed Arches

open access: yesBuildings, 2021
Buttressed arches represent some of the most vulnerable elements in historical masonry buildings under seismic actions. Given their structural, architectural and often artistic importance, it is paramount to investigate effective retrofitting measures ...
Corrado Chisari   +2 more
doaj   +1 more source

Mechanical properties of Fe-rich Si alloy from Hamiltonian

open access: yesnpj Computational Materials, 2017
The physical origins of the mechanical properties of Fe-rich Si alloys are investigated by combining electronic structure calculations with statistical mechanics means such as the cluster variation method, molecular dynamics simulation, etc, applied to ...
Tetsuo Mohri   +8 more
doaj   +1 more source

The Fracture Energy of Earthquakes [PDF]

open access: yesGeophysical Journal International, 1975
Summary The arrest of a semi-infinite longitudinal shear crack is caused by either (1) the finiteness of available strain energy, or (2) an increase in fracture energy along the trajectory of the running crack. In the former case the following relationship may be used to evaluate the fracture energy: yo = RAa2/2ptn where yo is the fracture energy per ...
M. I. Husseini   +3 more
openaire   +1 more source

Fracture energy of gels [PDF]

open access: yesThe European Physical Journal E, 2000
7 pages, 8 figures.
Tanaka, Yoshimi   +2 more
openaire   +2 more sources

Ubiquitiformal fracture energy

open access: yesJournal of Theoretical and Applied Mechanics, 2017
The ubiquitiformal fracture energy is proposed in the paper and its explicit expression is obtained. Moreover, the numerical results for concrete are found to be in good agreement with those for the critical strain energy release rate. The discrepancy between the numerical results of the traditional fracture energy and the critical strain energy ...
Zhuo-Cheng Ou   +4 more
openaire   +2 more sources

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