supported by the National Key Research and Development Program of China(Grant No.2017YFC0404806);the National Natural Science Foundation of China(Grant Nos.51779152,51539006)
The generalized plasticity constitutive equations that simulate, in a unified manner, the stress-strain response and the creep behavior of rockfill materials are derived using the concept of elastoplasticity. A single...
supported by the National Natural Science Foundation of China(Grant No.51278118);the National Basic Research Program of China("973"Project)(Grant No.2009CB623200);the Priority Academic Program Development of Jiangsu Higher Education Institutions
Experimental investigation was conducted to characterize the responses of high performance concrete(HPC) subjected to multiaxial compressive stresses. The HPC specimens were prepared with three different mix proportio...
supported by the National Natural Science Foundation of China(Grant No.51275023);the Innovation Foundation of BUAA for PhD Graduates(Grant No.YWF-14-YJSY-49)
Experimental investigation and numerical modeling on elasto-plastic notch-root stress/strain distributions under monotonic loadings of both the Ni-based directionally solidified(DS)superalloy and Titanium alloy were c...
supported by the National Natural Science Foundation of China (Grant Nos. 51179003,11072016,11272031);the Specialized Research Fund for the Doctoral Program of Higher Education (Grant No.20091102110030)
The influences of time on clays are discussed first,and the concept of the instant normal compression line is proposed by analyzing the existing theories and experimental results.Based on the creep law,the relationshi...
supported by the National Natural Science Foundation of China for Distinguished Young Scholar (Grant No. 50825901);the Public Service Sector R&D Project of Ministry of Water Resource of China(Grant No. 200801014);the Fundamental Research Funds for the Central Universities (Grant No. 2011B14514);Jiangsu Civil Engineering Graduate Center for Innovation and Academic Communication Foundation
A bounding surface model incorporating a unified nonlinear strength criterion is proposed.The proposed bounding surface model contains 9 model parameters,which can be determined from the conventional triaxial tests.Th...
supported by the National Natural Science Foundation of China (Grant No. 50974125);the National Basic Research Project of China ("973" Project) (Grant Nos. 2010CB226804, 2002CB412705);the Natural Sciences and Engineering Research Council of Canada (PGS-D2-2006) and the Beijing Key Laboratory Projects
The dynamic mechanical properties of reactive powder concrete subjected to compressive impacts with high strain rates ranging from 10 to 1.1×102 s-1 were investigated by means of SHPB (split-Hopkinson-pressure-bar) t...
supported by the National Natural Science Foundation of China (Grant No.50808101);Jiangsu Provincial Program for Basic Research (Natural Science Foundation) (Grant No.BK2008417);China Postdoctoral Science Foundation (Grant No.20080431100);Excellence Plan "Zijin Star" of NJUST
Ultra-high performance cementitious composites (UHPCC) were prepared by replacing 60% of cement with ultra-fine industrial waste powders.The dynamic damage and compressive stress-strain relations of UHPCC were studied...