Results 21 to 30 of about 1,087,057 (333)

Impact of intraoparetive parametres on survival of patients with ruptured abdominal aortic aneurysm [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2004
Ruptured abdominal aortic aneurysm is one of the most urgent surgical conditions with high mortality that has not been changed in decades. Between 1991-2001 total number of 1058 patients was operated at the Institute for Cardiovascular Diseases of ...
Marković Miroslav   +8 more
doaj   +1 more source

How does dissipation affect the transition from static to dynamic macroscopic friction? [PDF]

open access: yes, 2014
Description of the transitional process from a static to a dynamic frictional regime is a fundamental problem of modern physics. Previously we developed a model based on the well-known Frenkel-Kontorova model to describe dry macroscopic friction.
Bambakidis, Gust   +2 more
core   +4 more sources

Suspensory Tethers and Critical Point Membrane Displacement in Endolymphatic Hydrops

open access: yesInternational Archives of Otorhinolaryngology, 2017
Introduction Grossly displaced membranes are characteristic of endolymphatic hydrops. The process whereby physiological membrane displacement becomes pathological may be mediated by stress, but the membrane biomechanics underlying this transition are ...
Daniel J. Pender
doaj   +1 more source

Rupture of the Choroid [PDF]

open access: yesThe American Journal of the Medical Sciences, 1906
n ...
Kröner,   +2 more
openaire   +3 more sources

Critical ruptures [PDF]

open access: yesThe European Physical Journal B, 2000
24 pages including 50 ...
Didier Sornette, Anders Johansen
openaire   +3 more sources

Impacts on foam stabilised composite structures: experimental and numerical study [PDF]

open access: yes, 2003
A dropweight tester is used to make low velocity tests on specific sandwich type structures. Sandwich are made of glass-epoxy skin and polyurethane foam core.
Barrau, Jean-Jacques   +2 more
core   +1 more source

A window into the complexity of the dynamic rupture of the 2011 Mw 9 Tohoku-Oki earthquake [PDF]

open access: yes, 2011
The 2011 Mw 9 Tohoku-Oki earthquake, recorded by over 1000 near-field stations and multiple large-aperture arrays, is by far the best recorded earthquake in the history of seismology and provides unique opportunities to address fundamental issues in ...
Ampuero, Jean-Paul   +2 more
core   +1 more source

Creep Characterization of Inconel 718 Lattice Metamaterials Manufactured by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView., 2023
Herein, the creep characteristics of additively manufactured Inconel 718 metamaterials are investigated. The creep behavior of metamaterials and the effects of microstructural defects are assessed, and the microstructure defects are accurately captured using Kachanov's creep damage model.
Akash Singh Bhuwal   +5 more
wiley   +1 more source

Architected Lattices with a Topological Transition

open access: yesAdvanced Engineering Materials, EarlyView., 2023
This article develops topological metamaterials showing multidirectional two‐step deformation under compression by embedding contact‐enabled topological mechanisms into lattice structures. Experiments on 3D‐printed 2D and 3D lattices and finite element simulations are conducted to demonstrate the working principle of the topological metamaterials.
Shivam Agarwal, Lihua Jin
wiley   +1 more source

Subcritical crack growth in fibrous materials [PDF]

open access: yes, 2006
We present experiments on the slow growth of a single crack in a fax paper sheet submitted to a constant force $F$. We find that statistically averaged crack growth curves can be described by only two parameters : the mean rupture time $\tau$ and a ...
Barenblatt G. I.   +11 more
core   +4 more sources

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