Results 1 to 10 of about 147,690 (168)

A new criterion of coal burst proneness based on the residual elastic energy index

open access: yesInternational Journal of Mining Science and Technology, 2021
To evaluate the coal burst proneness more precisely, a new energy criterion namely the residual elastic energy index was proposed. This study begins by performing the single-cyclic loading-unloading uniaxial compression tests with five pre-peak unloading
Fengqiang Gong   +2 more
exaly   +3 more sources

Minimizing Configurations for Elastic Surface Energies with Elastic Boundaries [PDF]

open access: yesJournal of Nonlinear Science, 2021
We study critical surfaces for a surface energy which contains the squared $L^2$ norm of the difference of the mean curvature $H$ and the spontaneous curvature $c_o$, coupled to the elastic energy of the boundary curve. We investigate the existence of equilibria with $H\equiv -c_o$. When $c_o \ge 0$ we characterize those cases where the infimum of this
Bennett Palmer, Álvaro Pámpano
openaire   +2 more sources

Performance of brazilian university handball players in the vertical jump after maximum strength training

open access: yesBioscience Journal, 2021
This study aimed to analyze the performance of the vertical jump with counter movement (CMJ), in university handball athletes, immediately after the maximum strength training in multiple series and after 10 and 15min of rest.
Jaime Della Corte   +6 more
doaj   +1 more source

Expression for the granular elastic energy [PDF]

open access: yesPhysical Review E, 2012
Granular Solid Hydrodynamics (GSH) is a broad-ranged continual mechanical description of granular media capable of accounting for static stress distributions, yield phenomena, propagation and damping of elastic waves, the critical state, shear band, and fast dense flow.
Jiang, Yimin   +7 more
openaire   +3 more sources

The Anticipation of Gravity in Human Ballistic Movement

open access: yesFrontiers in Physiology, 2021
Stretch-shortening type actions are characterized by lengthening of the pre-activated muscle-tendon unit (MTU) in the eccentric phase immediately followed by muscle shortening.
Janice Waldvogel   +12 more
doaj   +1 more source

ON THE REPRESENTATION OF ENERGY AND MOMENTUM IN ELASTICITY [PDF]

open access: yesMathematical Models and Methods in Applied Sciences, 2000
In order to clarify common assumptions on the form of energy and momentum in elasticity, a generalized conservation format is proposed for finite elasticity, in which total energy and momentum are not specified a priori. Velocity, stress, and total energy are assumed to depend constitutively on deformation gradient and momentum in a manner restricted ...
Podio-Guidugli, P.   +2 more
openaire   +3 more sources

Membrane-mediated interactions between disk-like inclusions adsorbed on vesicles

open access: yesFrontiers in Physics, 2022
Self-assembly of membrane inclusions plays a key role in biological processes such as cellular signalling and trafficking and has potential applications for designing interfacial devices such as sensors and actuators.
Elnaz Alizadeh-Haghighi   +3 more
doaj   +1 more source

Minimal energy for elastic inclusions [PDF]

open access: yesProceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2010
We consider a variant of the isoperimetric problem with a non-local term representing elastic energy. More precisely, our aim is to analyse the optimal energy of an inclusion of a fixed volume the energy of which is determined by surface and elastic energies.
Knüpfer, Hans, Kohn, Robert V.
openaire   +2 more sources

Achilles Tendon Mechanical Behavior and Ankle Joint Function at the Walk-to-Run Transition

open access: yesBiology, 2022
Walking at speeds higher than transition speed is associated with a decrease in the plantar-flexor muscle fibres’ ability to produce force and, potentially, to an impaired behaviour of the muscle–tendon unit (MTU) elastic components.
Andrea Monte   +3 more
doaj   +1 more source

Elastic energy of a convex body [PDF]

open access: yesMathematische Nachrichten, 2015
In this paper a Blaschke‐Santaló diagram involving the area, the perimeter and the elastic energy of planar convex bodies is considered. More precisely we give a description of set urn:x-wiley:0025584X:media:mana201400256:mana201400256-math-0001where A is the area, P is the perimeter and E is the elastic energy, that is a Willmore type energy in the ...
BIANCHINI, CHIARA   +2 more
openaire   +3 more sources

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