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Design and fabrication of a low modulus β-type Ti-Nb-Zr alloy by controlling martensitic transformationQing-Kun Meng1,Yu-Fei Huo1,Yan-Wei Sui1,Jin-Yong Zhang1,Shun Guo3,Xin-Qing Zhao41. School... was retained at room temperature after the thermo-mechanical treatment. As a result, both low modulus (57 GPa) and high strength (950 MPa) are obtained.The results indicate that it is a feasible strategy......
, China Central South University Press and Springer-Verlag GmbH Germany 2017 Abstract: This work proposes constrained constant modulus unscented Kalman filter (CCM-UKF) algorithm and its low-complexity...J. Cent. South Univ. (2017) 24: 2342-2352 DOI: https://doi.org/10.1007/s11771-017-3646-y Blind adaptive constrained constant modulus algorithms based on unscented Kalman filter for beamforming QIAN......
modulus versus shearing strain amplitude curve was proposed for engineering practice.Key words:sand-rubber mixture; shear modulus; damping ratio; low to high shear strain amplitude; cyclic triaxial test...Shear modulus and damping ratio of sand-granulated rubber mixturesM. Ehsani1, N. Shariatmadari1, S. M. Mirhosseini2(1. School of Civil Engineering, Iran University of Science and Technology, Tehran......
modulus and plastic deformation. The tensile tests were performed to investigate the influence of plastic deformation on elastic modulus at low strain rate. Two different aluminum sheets were used... is proposed to approximately model the elastic modulus variation. References [1] LEMS W. The Change of Elastic Modulus after Deformation at Low Temperature and Its Recovery[D]. Delft: University of Delft......
than the deformation modulus of the bonding element at low confining pressure, so that the pressure difference formed by the transformation of the bonding element into the friction element is larger... is lower than the deformation modulus of the bonding element at low confining pressure, so that the pressure difference formed by the transformation of the bonding element into the friction element......
J. Cent. South Univ. (2019) 26: 2596-2608 DOI: https://doi.org/10.1007/s11771-019-4197-1 Enhancement of resilient modulus of cohesive soil using an enzymatic preparation Ahmed F. ZIDAN1, Abdullah... modulus. We ran a series of resilient modulus testing according to AASHTO T307 on three types of cohesive soil treated with an enzymatic preparation to investigate its potential on roads construction......
J. Cent. South Univ. (2021) 28: 898-910 DOI: https://doi.org/10.1007/s11771-021-4652-7 Prediction of resilient modulus for subgrade soils based on ANN approach ZHANG Jun-hui(张军辉)1, HU Jian-kun(胡健坤... Nature 2021 Abstract: The resilient modulus (MR) of subgrade soils is usually used to characterize the stiffness of subgrade and is a crucial parameter in pavement design. In order to determine......
center, that is, x=0. And for the coating with low elastic modulus ratio (Ec/Es=0.5), there is only one region subjected to intensive von Mises stress in the coating, which is just near the contact... and low interface shear stress), which may be caused by the clear difference of material mechanical properties. On the contrary, the coating with the low elastic modulus ratio (Ec/Es=0.5 or 2.0) shows......
Heidelberg 2011 Abstract: To solve the problems of divergence, low accuracy and project application of membrane wrinkling analysis, an analysis method of zero shear modulus and equivalent stiffness...J. Cent. South Univ. Technol. (2011) 18: 1700-1708 DOI: 10.1007/s11771-011-0891-3 Method to analyze wrinkled membranes with zero shear modulus and equivalent stiffness ZHAO Ran(赵冉)1, 2, WEI De......
