Results 11 to 20 of about 102,688 (251)

Heat transfer enhancement of a periodic array of isothermal pipes [PDF]

open access: yes, 2016
We address the problem of two-dimensional heat conduction in a solid slab whose upper and lower surfaces are subjected to uniform convection. In the midsection of the slab there is a periodic array of isothermal pipes of general cross section. The main
Beketayev, Kenes   +3 more
core   +2 more sources

Finite bending and pattern evolution of the associated instability for a dielectric elastomer slab [PDF]

open access: yes, 2018
We investigate the finite bending and the associated bending instability of an incompressible dielectric slab subject to a combination of applied voltage and axial compression, using nonlinear electro-elasticity theory and its incremental version.
Chen, Weiqiu   +3 more
core   +2 more sources

Enhancement of punching shear strength of flat slabs using shear-band reinforcement

open access: yesHBRC Journal, 2018
Flat-slab system is widely used nowadays. Major and critical problem of this system is its sudden brittle failure is called punching shear failure. To overcome the punching failure problem, there are many ways to increase the punching shear strength of ...
Nasr Z. Hassan   +3 more
doaj   +1 more source

Guided Modes in Negative Refractive Index Waveguides [PDF]

open access: yes, 2002
We study linear guided waves propagating in a slab waveguide made of a negative-refraction- index material, the so-called left-handed waveguide. We reveal that the guided waves in left-handed waveguides possess a number of peculiar properties, such as ...
Andrey A. Sukhorukov   +20 more
core   +2 more sources

Stress and strain state of road slabs during production and use in the Western Siberia conditions

open access: yesИнженерно-строительный журнал, 2015
Precast concrete road slabs are used for auto-road construction in the severe hydrogeologic and climatic conditions of Western Siberia. The advantages of precast concrete road pavements have been proved by more than half a century of use, which is ...
V.V. Babkov   +2 more
doaj   +1 more source

Formation mechanism of internal cracks in continuous casting slabs with soft reduction

open access: yes工程科学学报, 2016
The crack morphology and element segregation in continuous casting slabs were studied to solve the problem of internal cracks. The stress of the solidification front was analyzed by a finite element model at a series of reduction parameters and compared ...
WANG Bo   +4 more
doaj   +1 more source

Random percolation as a gauge theory [PDF]

open access: yes, 2005
Three-dimensional bond or site percolation theory on a lattice can be interpreted as a gauge theory in which the Wilson loops are viewed as counters of topological linking with random clusters.
't Hooft   +29 more
core   +3 more sources

Polymers Confined between Two Parallel Plane Walls [PDF]

open access: yes, 2004
Single three dimensional polymers confined to a slab, i.e. to the region between two parallel plane walls, are studied by Monte Carlo simulations. They are described by $N$-step walks on a simple cubic lattice confined to the region $1 \le z \le D$.
Cordeiro C. E.   +2 more
core   +2 more sources

A field-theoretic approach to the Wiener Sausage [PDF]

open access: yes, 2016
The Wiener Sausage, the volume traced out by a sphere attached to a Brownian particle, is a classical problem in statistics and mathematical physics.
A Kolmogoroff   +32 more
core   +2 more sources

Lasing in metamaterial nanostructures

open access: yes, 2009
A self-consistent computational scheme is presented for one dimensional (1D) and two dimensional (2D) metamaterial systems with gain incorporated into the nanostructures. The gain is described by a generic four-level system. The loss compensation and the
Anan Fang   +4 more
core   +1 more source

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