Results 171 to 180 of about 21,826,369 (215)

Research on Early-Age Shrinkage and Prediction Model of Ultra-High-Performance Concrete Based on the BO-XGBoost Algorithm. [PDF]

Materials (Basel)
Luo F, Wang J, Zhu C, Yang J.
europepmc   +1 more source

Design optimization and performance evaluation of semi-prefabricated UHPC-RC metro station structures. [PDF]

Sci Rep
Lei G, Hua F, Yang Z, Jiang F, Zhu J.
europepmc   +1 more source

Performance of reinforced concrete columns with reduced steel ratios strengthened by hybrid FRP/steel and high-strength concrete systems. [PDF]

Sci Rep
Ghalla M, Alkhawaldeh AA, Bahrami A, Bazuhair RW, Bin Mahfouz YM, Elsamak G.   +5 more
europepmc   +1 more source

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Sustainable use of red mud in ultra-high performance concrete (UHPC): Design and performance evaluation

Cement and Concrete Composites, 2021
This paper presents an efficient application for red mud, i.e., recycling red mud as a mineral additive in the development of ultra-high performance concrete (UHPC).
Yanshuai Wang, Dongshuai Hou
exaly   +2 more sources

Flexural strengthening of reinforced concrete beams or slabs using ultra-high performance concrete (UHPC): A state of the art review

Engineering Structures, 2020
The use of ultra-high performance concrete (UHPC) to strength existing reinforced concrete (RC) structures in flexure has been explored in recent decades.
Yanping Zhu, Genda Chen, Husam H Hussein
exaly   +2 more sources

Numerical modeling for damaged reinforced concrete slab strengthened by ultra-high performance concrete (UHPC) layer

Engineering Structures, 2020
Ultra-high performance concrete (UHPC) has been developed as an innovative cementitious based material. It can be used for repairing and strengthening existing reinforced concrete (RC) structures because of its excellent mechanical performance, such as ...
Yanping Zhu, Genda Chen, Husam H Hussein
exaly   +2 more sources

Bond behaviour of high-strength steel rebars in normal (NSC) and ultra-high performance concrete (UHPC)

, 2021
Bond is the interaction and force transfer between rebar and concrete, which directly affects the performance of concrete structures. On the other hand, innovations in the production of ultra-high performance concrete (UHPC) and its unique advantages ...
S. Khaksefidi, M. Ghalehnovi, J. de Brito   +2 more
semanticscholar   +1 more source

Carbon nanotubes (CNTs) in ultra-high performance concrete (UHPC): Dispersion, mechanical properties, and electromagnetic interference (EMI) shielding effectiveness (SE)

, 2020
The incorporation of carbon nanotubes (CNTs) in Ultra-High Performance Concrete (UHPC) was investigated with regard to the dispersion, mechanical properties, and electromagnetic shielding effectiveness (SE).
M. Jung, Young-Soon Lee, Sung-Gul Hong, Juhyuk Moon   +3 more
semanticscholar   +1 more source

Optimized design of steel fibres reinforced ultra-high performance concrete (UHPC) composites: Towards to dense structure and efficient fibre application

, 2021
This paper presents a method for designing steel fibre reinforced Ultra-High Performance Concrete (UHPC) composites with dense micro/meso structure and efficient fibre application.
Ding-Qiang Fan, Yu Rui, Kangning Liu, Junhui Tan, Z. Shui, Chun-Feng Wu, Shuo Wang, Zhen-Feng Guan, Zheng-Dong Hu, Qi-Qi Su   +9 more
semanticscholar   +1 more source

Uncovering the effect of fly ash cenospheres on the macroscopic properties and microstructure of ultra high-performance concrete (UHPC)

Construction and Building Materials, 2021
Fly ash cenosphere (FAC) is used as a supplementary cementitious material (SCM) to prepare ultra high-performance concrete (UHPC). The replacement of cement with FAC in UHPC is beneficial for the workability of fresh UHPC and from the perspective of ...
Rui Jing, Yu Liu, P. Yan
semanticscholar   +1 more source