Results 11 to 20 of about 507,332 (267)

Fractures in Brief: Olecranon Fractures [PDF]

open access: yesClinical Orthopaedics & Related Research, 2012
Olecranon fractures are relatively common injuries, accounting for approximately 10% of upper extremity fractures in adults [26]. These fractures may result from a direct blow to the proximal ulna, or indirectly, via the forceful contraction of the triceps against resistance (typically, during a fall onto an outstretched hand).
Laura, Wiegand   +2 more
openaire   +2 more sources

Animating fracture

open access: yesCommunications of the ACM, 2000
11 pages, 5 figures, 5 anc videos. Also available at: http://graphics.berkeley.edu/papers/Obrien-AFX-2000-12.
James F. O'Brien, Jessica K. Hodgins
openaire   +6 more sources

Fractured meshes

open access: yesFinite Elements in Analysis and Design, 2023
This work introduces “generalized meshes”, a type of meshes suited for the discretization of partial differential equations in non-regular geometries. Generalized meshes extend regular simplicial meshes by allowing for overlapping elements and more flexible adjacency relations.
Averseng, Martin   +2 more
openaire   +5 more sources

Validation of orthopaedic surgeons’ assessment of cognitive function in patients with acute hip fracture

open access: yesBMC Musculoskeletal Disorders, 2019
Background About one fourth of patients with hip fracture have cognitive impairment. These patients are at higher risk of surgical and medical complications and are often excluded from participating in clinical research.
Målfrid Holen Kristoffersen   +7 more
doaj   +1 more source

Analysis of the Bauschinger Effect in Cold Drawn Pearlitic Steels

open access: yesMetals, 2020
Prestressing steel wires usually undergo cyclic loading in service. Therefore, it is of interest to analyse certain features of their mechanical behaviour under this type of loading, such as the Bauschinger effect (BE) or the hardening rule, that fit the
Jesús Toribio   +6 more
doaj   +1 more source

FRACTURES [PDF]

open access: yesSouthern Medical Journal, 1908
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openaire   +2 more sources

Reverse Ballistic Impact Studies of Thin Plate Perforation

open access: yesEngineering Transactions, 2014
Full-scale ballistic experiments using tungsten rods and rolled homogeneous armour (RHA) steel plates are expensive to perform. For this reason, a study has been performed into the possibility of using less expensive, more easily available metals in ...
L. C. FORDE   +4 more
doaj   +1 more source

Impact and indenting damage of CVD-produced ZnS and ZnSe ceramics

open access: yesMaterials Research Express, 2020
Time series of acoustic emission pulses were excited in ductile ZnS and ZnSe ceramics either by a falling weight or by indenting the Vickers pyramid. Energy distributions in emitted acoustical emission pulses were found to be random (Poisson-like) in the
Alexandre Chmel   +3 more
doaj   +1 more source

Hydraulic fracture propagation in naturally fractured reservoirs: Complex fracture or fracture networks [PDF]

open access: yesJournal of Natural Gas Science and Engineering, 2019
Understanding the behavior of fluid-driven hydraulic fracture in naturally fractured reservoirs is crucial in the development of geothermal energy and unconventional reservoirs. This study presents a fully-coupled numerical model to investigate hydraulic propagation in naturally fractured reservoirs, along with a comprehensive discussion on field ...
openaire   +2 more sources

Influence of Loading Rate on the Hydrogen-Assisted Micro-Damage in Bluntly Notched Samples of Pearlitic Steel

open access: yesMetals, 2016
The influence of loading rate (crosshead speed) on the fracture process of bluntly notched samples of pearlitic steel under hydrogen environment is analyzed in this paper.
Jesús Toribio   +2 more
doaj   +1 more source

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