Results 261 to 270 of about 3,946,620 (362)

Strain-rate effects for high-strain-rate computations [PDF]

open access: yesJournal de Physique IV (Proceedings), 2006
This paper examines the effect of strain rates for computations involving high strain-rates, beyond 10 3 s -1 . Although it is generally agreed that there is an enhanced rate effect at these higher rates, there is uncertainty regarding the interpretation of dynamic test data, the form of the high-rate effect, and the effect of the high rates on ...
G. R. Johnson   +3 more
openaire   +2 more sources

Size effect and strain rate effect on seismic behavior of reinforced concrete beam‐column joints

Structural Concrete, 2022
The mechanical behavior of reinforced concrete (RC) beam‐column joints with different sizes under cyclic loads at varying rates was investigated, aiming at attaining a better understanding of the size effect and strain rate effect on RC beam‐column ...
Liu Jin, Shunyin Wan, Dong Li, Xiu-li Du
semanticscholar   +1 more source

Heart Rate Effects on Strain and Strain Rate in Healthy Children

Journal of the American Society of Echocardiography, 2005
Based on myocardial Doppler echocardiography, regional strain (S) and strain rate (SR) can be evaluated as regional parameters of ventricular function. The use of these techniques in clinical pediatric cardiology remains a challenge. This study establishes reference values for S and SR in both systole and diastole in healthy children over a large age ...
Boettler, Petra   +7 more
openaire   +3 more sources

Influence of strain rate effect on material removal and deformation mechanism based on ductile nanoscratch tests of Lu2O3 single crystal

Ceramics International, 2018
Nanoscratch tests of LuO single crystal under different scratch velocities were performed using Berkovich and spherical indenters. The experimental results indicated that shallower penetration depth and lager continuous chips were generated during the ...
Chen Li   +3 more
semanticscholar   +1 more source

Strain-Rate Effects in Metals

Journal of Applied Physics, 1966
A series of computations has been completed which investigates strain-rate effects on stress-wave propagation in metals. The principal difficulty in calculations of this type is the choice of a functional relationship between stress, strain, and strain rate.
B. M. Butcher, C. H. Karnes
openaire   +1 more source

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