Results 61 to 70 of about 201,494 (205)

New tension-compression damage model for complex analysis of concrete structures [PDF]

open access: yes, 2016
A new damage model, based on continuum damage mechanics and simulating the opening, closing, and reopening of cracks in concrete using only one surface of discontinuity, is proposed in this article.
Barbat Barbat, Horia Alejandro   +2 more
core   +2 more sources

The general instability of eccentrically stiffened cylindrical shells under axial compression and lateral pressure [PDF]

open access: yes
Instability of eccentrically stiffened cylindrical shells under axial compression and lateral ...
Brolliar, R. H., Dickson, J. N.
core   +1 more source

Simulation of sample testing under compression with the help of finite-element model of rocks being broken [PDF]

open access: yes, 2018
Purpose of the paper is to develop mathematical model describing nature of argillous and salt samples under compression and to make available microdefects using finite-element method. Methods.
Chantsev, V, Olovyannyy, A
core   +1 more source

Numerical simulation on residual axial compression bearing capacity of square in square CFDST columns after lateral impact

open access: yesScientific Reports
Square in square concrete-filled double-skin steel tube (CFDST) columns are widely preferred on account of their convenient nodal structural form and efficient construction process.
Jinlong Guo   +3 more
doaj   +1 more source

Reducing the tension-compression yield asymmetry in an extruded ZK60 alloy by ultrafine grains

open access: yesMaterials Research Express, 2018
Ultrafine-grained ZK60 alloys were successfully fabricated by powder metallurgy followed by hot extrusion at different temperatures. The effects of the texture changes of ultrafine-grained ZK60 magnesium alloy on the asymmetry of tension-compression ...
Jinhui Wang   +5 more
doaj   +1 more source

Locking redundant link [PDF]

open access: yes, 1978
A low-friction, axially extensible strut, automatically lockable in both tension and compression, for use as a secondary load path in helicopter main rotor force measurement systems is ...
Bonisch, F. H.
core   +1 more source

Triaxial compression tests on a crushable sand in dry and wet conditions [PDF]

open access: yes, 2015
A calcareous sand from the Persian Gulf is subjected to a series of dry and fully drained saturated triaxial shear tests. The samples are prepared at relative densities of 65% and either left dry or saturated. They are consolidated to confining pressures
Haegeman, Wim, Van Impe, PO, Wils, L
core   +1 more source

Hot forming of silicon sheet, silicon sheet growth development for the large area silicon sheet task of the low cost silicon solar array project [PDF]

open access: yes
The hot workability of polycrystalline silicon was studied. Uniaxail stress-strain curves are given for strain rates in the range of .0001 to .1/sec and temperatures from 1100 to 1380 C. At the highest strain rates at 1380 C axial strains in excess of 20%
Graham, C. D., Jr.   +3 more
core   +1 more source

Magentically actuated compressor [PDF]

open access: yes, 1985
A vibration free fluid compressor particularly adapted for Stirling cycle cryogenic refrigeration apparatus comprises a pair of identical opposing ferromagnetic pistons located in a housing and between a gas spring including a sealed volume of a working ...
Evans, J., Studer, P. A.
core   +1 more source

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