A collaborative approach for urban underground space development toward sustainable development goals: Critical dimensions and future directions
The utilization of urban underground space (UUS) offers an effective solution to urban
problems but may also negatively affect urban development. Therefore, UUS development …
problems but may also negatively affect urban development. Therefore, UUS development …
Experimental investigation and prediction of elastic modulus of ultra-high performance concrete (UHPC) based on its composition
Scientific design of the composition of UHPC is important in achieving desired elastic
modulus and prediction. In this paper, an analytical model based on composition through …
modulus and prediction. In this paper, an analytical model based on composition through …
Multiphysics processes in the interfacial transition zone of fiber-reinforced cementitious composites under induced curing pressure and implications for mine backfill …
B Holmberg, L Cui - International Journal of Minerals, Metallurgy and …, 2023 - Springer
The mesoscale fiber–matrix interfacial transition zone (FM-ITZ) under induced curing
pressure plays a key role in the effectiveness of fiber reinforcement and the engineering …
pressure plays a key role in the effectiveness of fiber reinforcement and the engineering …
New insights into the mechanism governing the elasticity of calcium silicate hydrate gels exposed to high temperature: a molecular dynamics study
When exposed to fire, the integrity of cement-based materials is governed by thermally-
induced changes in the mechanical properties of their binding phase, ie, the calcium …
induced changes in the mechanical properties of their binding phase, ie, the calcium …
Experimental study on the thermal properties of a novel ultra-high performance concrete reinforced with multi-scale fibers at elevated temperatures
Y Chen, Y Zhang, S Zhang, Q Guo, Y Gao… - … and Building Materials, 2023 - Elsevier
The fire resistance of a novel ultra-high performance concrete is critical to its application,
while the evolution of its thermal properties with temperature plays a key role in its fire …
while the evolution of its thermal properties with temperature plays a key role in its fire …
[HTML][HTML] Challenges and development prospects of ultra-long and ultra-deep mountain tunnels
H Zhu, J Yan, W Liang - Engineering, 2019 - Elsevier
Social development has led to the placement of high standards on ultra-long and ultra-deep
mountain tunnels. Disasters may be encountered during the construction and maintenance …
mountain tunnels. Disasters may be encountered during the construction and maintenance …
A novel multi-scale model for predicting the thermal damage of hybrid fiber-reinforced concrete
A multi-scale micromechanical model is proposed to predict the damage degree of hybrid
fiber-reinforced concrete under or after high temperatures. The thermal degradation of …
fiber-reinforced concrete under or after high temperatures. The thermal degradation of …
[HTML][HTML] Characterizing and analyzing the residual interfacial behavior of steel fibers embedded into cement-based matrices after exposure to high temperatures
Fiber reinforced cementitious materials, when exposed to a fire, can have better residual
mechanical properties than plain cementitious materials, particularly the tensile property …
mechanical properties than plain cementitious materials, particularly the tensile property …
Characterizing the thermal properties of hybrid polypropylene-steel fiber reinforced concrete under heat exposure: Insights into fiber geometry and orientation …
In this paper, both modeling and experimental efforts are made to characterize the effects of
fiber geometry and orientation on the effective thermal conductivity of hybrid polypropylene …
fiber geometry and orientation on the effective thermal conductivity of hybrid polypropylene …
Development of a novel bio-inspired cement-based composite material to improve the fire resistance of engineering structures
The mechanical properties of concrete can degrade significantly under high temperature,
posing a threat to the safety of structures. In this work, a novel bio-inspired cement-based …
posing a threat to the safety of structures. In this work, a novel bio-inspired cement-based …