Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Qi Jun Yu"'
Publikováno v:
Mathematical biosciences and engineering : MBE. 16(6)
Impressed current cathodic protection (ICCP) was widely applied for the corrosion control of reinforced concrete. During the ICCP treatment, the anodic reactions happened on the primary anode surface may induce acidification and subsequently pH drop
Publikováno v:
Powder Technology, 331
Graded blended cement made of graded Portland cement (PC), blast furnace slag (BFS) and fly ash (FA) is attractive for cement production. For manufacturing graded blended cement, a suitable mathematical expression should be introduced to describe the
Publikováno v:
Key Engineering Materials. 744:45-54
Previous studies showed that curing regime has a significant influence on mechanical properties of light-burned magnesium oxide (MgO) concrete. However, research has been limited mostly to constant-temperature studies, whereas dams manufactured from
Publikováno v:
RSC Advances. 7:17085-17094
In this study, the workability, hydration rate and microstructure of cement paste in the presence of the micelles prepared by two different diblock copolymers with random pH sensitive/hydrophobic structure (poly(polylactide methacrylate-co-tert-butyl
Publikováno v:
Applied Mechanics and Materials. :1130-1137
s: The pore structure theories model of free-steaming foamed concrete has been established by observing its pore microstructure and morphology with SEM,and the characteristics of the pore structure has been discussed in this paper . According to the
Publikováno v:
Arabian Journal for Science and Engineering. 38:571-577
In view of the problems existed in water reducing agent and the request of setting time for Large-scale projects and according to the study on modification of LK poly carboxylic acid water reducing agent, super-retarding poly carboxylic acid water re
Publikováno v:
Advanced Materials Research. :272-275
A modified Tessier sequential extraction procedure was employed to investigate the speciation of Cr in cement products. The amount of Cr in extracting solution was determined by atomic absorption spectrophotometer and extraction residue was analyzed
Publikováno v:
Advanced Materials Research. :931-934
The aim of this paper is to investigate effect on hydration activity of steel slag by modifying its mineralogical composition and structure incorporating electric arc furnace steel slag (EAFS) and fly ash (FA) into it at high temperature, and the pro
Publikováno v:
Advanced Materials Research. :401-404
Polycarboxylate copolymers (PCs) with poly(ethylene oxide) (PEO) side chain were synthesized using first an esterification reaction technique and second a free radical polymerization in aqueous solution. The resultant PCs have been characterized by F
Publikováno v:
Advanced Materials Research. :707-710
Desulfuration residues were used as aggregate to produce Non-autoclaved aerated concrete. The effects of water-hinder ratio, casting temperature on the gas forming behavior, and those of desulfuration residue content on the compressive strength and b