517 results on '"Yu, Qijun"'
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2. Study on the deterioration characteristics of limestone powder cement mortar under sulphate attack at different temperatures
3. Accelerated carbonation curing of biochar-cement mortar: Effects of biochar pyrolysis temperatures on carbon sequestration, mechanical properties and microstructure
4. Broadband electromagnetic wave absorption cement-based composite using foam-loaded KH550@Fe3O4 nanoparticles
5. Studying the interfacial transition zone microstructure of pre-stressed high-strength concrete pipe piles
6. Investigation of the properties and sustainability of modified biochar-doped cement-based composite
7. A new perspective on the effect of residual paste content on the properties of recycled fine aggregates
8. Thermochemical activation of low-grade sand washing sludge and its application in cement-based materials
9. Influence of MgAl–NO2-LDHs on passivation of reinforcing steel in simulated geopolymer solution
10. Geopolymer composites for marine application: Structural properties and durability
11. Preparation of high strength carbon negative building material by CO2 curing biochar- EAF steel slag compacts
12. Effects of silica fume/ultrafine fly ash on the rheology and hardening of alkali-activated slag-waste ceramic powder paste
13. Hydration mechanism and microstructure evolution of recycled brick powder blended cement toward low-carbon and cleaner production
14. Synergetic optimizing particle size distributions of aggregate and cementitious materials: Toward lower chloride diffusivity of concrete
15. Microscopic thickening mechanisms of hydroxypropyl methyl cellulose ether anti-washout admixture and its impact on cementitious material rheology and anti-dispersal performance
16. New insights into the effect of residual paste content on the properties of recycled fine aggregate mortar and concrete
17. Optimizing the parameters of spherical harmonic reconstruction of the 3D morphology of manufactured aggregate with different particle sizes
18. Aggregate shape reconstruction and concrete mesostructure modelling based on the spherical DOG wavelet frame
19. Preparation and formation mechanism of high-toughness organic polymers modified geopolymers
20. Innovative high-strength, high-permeability concrete for large-scale applications in permeable subgrade of highway tunnel
21. Synthesis and characterization of hierarchical porous slag-based geopolymers by ice-templating method
22. Synthesis, solubility and thermodynamic properties of N-A-S-H gels with various target Si/Al ratios
23. The Relationship between the Flow Velocity of Freshwater and the Corrosion Performance of Steel Pipe Elbow Sections in Water Resource Allocation Engineering
24. Study on the effect and mechanism of microwave excitation on the activity of recycled powder of waste concrete
25. The improvement on calcium leaching resistance of high SCMs content cement in ammonium chloride solution using particle gradation technique
26. The influence of chlorides on corrosion behavior of carbon steel in slag-based geopolymer pore solution
27. Investigation of the evolutionary behavior and stabilization mechanism of foams with different properties in cement paste
28. A hollow Double-Shell CoSe2@Carbon hybrid for High-Performance electrochemical sodium storage
29. Effect of vacuum–vibration–compaction molding on the properties and performances of polymer-modified cementitious material
30. Study on hydration characteristics and mechanism of recycled powder-cement binary and multivariate systems
31. Efficient utilization of waste shield slurry and CDW fines to prepare eco-friendly controlled low-strength material
32. Insight into ion exchange behavior of LDHs: Asynchronous chloride adsorption and intercalated ions release processes
33. Activity quantification and assessment of recycled concrete powder based on the contributions of the dilution effect, physical effect and chemical effect
34. Influence of AgCl film resistance on stability and potential response of Ag/AgCl chloride-sense electrode in simulated concrete pore solution
35. Enhancing electromagnetic wave absorption and flexural properties in carbon fiber-reinforced foamed cement-based composites
36. Quantification of the residual mortar's distribution and wrapping degree in recycled concrete aggregate based on 3-D reconstruction technology
37. Evaluation of tensile properties and cracking potential evolution of fly ash-cement mortar at early age based on digital image correlation method
38. The mechanism of silane-grafted sodium polyacrylate on the toughening of slag-based geopolymer: an insight from macroscopic–microscopic mechanical properties
39. Prediction model of compressive strength of foamed concrete considering pore size distribution
40. Quick extraction of recycled sand morphology parameters based on deep learning and their effect on mortar property
41. Enhancing simultaneous desulfurization and denitrification efficiency of cement kiln exhaust gas via co-catalytic Fenton oxidation process
42. Effects of recycled concrete powders on the rheology, setting and early age strength of cement paste
43. Clarifying the effects of volume proportion and surface area of aggregate on chloride diffusivity of concrete through microstructural design
44. A migrating and reactive polycarboxylate superplasticizer with coupled functions of new/old concrete interfacial agent and water reducer
45. Chloride adsorption of synthetic individual reaction products in alkali-activated fly ash
46. UHPC-XPS insulation composite board reinforced by glass fiber mesh: Effect of structural design on the heat transfer, mechanical properties and impact resistance
47. Interfacial bond between modified micro carbon fiber and high-strength cement paste in UHPC: Bond-slip tests and molecular dynamic simulation
48. Phase separation of recycled concrete powder during grinding and consequent influences on its hydration behaviors in cement paste
49. Distribution and curing kinetics of waterborne epoxy resin in repair system: Characterization and quantification by 1H low-field NMR
50. Effect of ultrafine recycled brick powder on the properties of blended cement: Hydration kinetics, microstructure evolution and properties development
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