by the National Natural Science Foundation of China(No.51878190)。
The influence of carbon fiber reinforced plastic(CFRP)on dynamic mechanical properties of reinforced concrete(RC)beam was studied by drop hammer impact test system.The impact behaviors of beam,including failure mode,i...
Funded by the Major State Basic Research Development Program of China(No.2011CB013800)
The SO4^(2-)concentration distributions in surface region of cement mortar immersed in sulfate solution at early stage were measured by layered sampling method combined with chemical analysis, and the diffusion coef...
Funded by the National Natural Science Foundation of China(No.50675165);the National Key Technology R&D Program(No.2006BAF02A29);the Specialized Research Fund for the Doctoral Pro-gram of Higher Education of China(20131420120002);the Shanxi Prov-ince Science Foundation(No.2013011025-1)
Niobium carbide coating was produced by thermal-reactive diffusion technique on AISI 52100 steel in salt bath at 1 123 K, 1 173 K, and 1 223 K for 1, 2, 4, and 6 hours. The salt consisted of borax, sodium fl uoride, b...
Funded by the National High technology"863"Project (No.2002AA331112); the Henan Natural Science Foundation ( No.0122021300)
The kinetics of internal oxidation of dilut e Cu-Al alloys, containing up to 2.214% molar fraction Al, was investigated over the temperature range of 1023K to 1273K, and the depth of internal oxidation was measured...