Sustainable development of eco-friendly ultra-high performance concrete (UHPC): Cost, carbon emission, and structural ductility

M Amran, G Murali, N Makul, WC Tang… - … and Building Materials, 2023 - Elsevier
Ultra-high performance concrete (UHPC) is a cutting-edge pozzolan composite material
composed of a high proportion of discontinuous internal reinforcing fibers, a water-to-binder …

Bonding of steel bars in concrete: A systematic review of the literature

ED Reis, RC De Azevedo, AL Christoforo, FSJ Poggiali… - Structures, 2023 - Elsevier
Reinforced concrete structures represent one of the most used structural systems in civil
construction, and their good behavior is guaranteed by the joint work of concrete and steel …

Estimation of bond strength between UHPC and reinforcing bars using machine learning approaches

Z Li, J Qi, Y Hu, J Wang - Engineering Structures, 2022 - Elsevier
Bond strength estimation plays an important role in structure engineering. This paper
proposes to adopt machine learning approaches to conduct a data-driven analysis of bond …

[HTML][HTML] Bond-slip behavior of steel reinforced UHPC under flexure: Experiment and prediction

Y Shao, CP Ostertag - Cement and Concrete Composites, 2022 - Elsevier
Ultra-high performance concrete (UHPC) is an advanced class of concrete materials that
show superior mechanical and durability performance. While several studies have …

Achieving outstanding mechanical/bonding performances by epoxy nanocomposite as concrete–steel rebar adhesive using silane modification of nano SiO2

R Ghamarpoor, M Jamshidi, M Mohammadpour - Scientific Reports, 2023 - nature.com
Anchoring steel rebar in concrete structures is a common method in the building and
construction industry. This research focuses on improving the mechanical/bonding …

Prediction and uncertainty quantification of ultimate bond strength between UHPC and reinforcing steel bar using a hybrid machine learning approach

AIB Farouk, J Zhu, J Ding, SI Haruna - Construction and Building Materials, 2022 - Elsevier
The composite action of the reinforcing bars in the UHPC involves complex and nonlinear
mechanisms. Inadequate knowledge of their interaction may lead to insufficient bond …

Study on the electromagnetic field aligning steel fibres in UHPC reinforced beams: Effect, mechanism and flexural behavior

Y Xiong, M Yang, Y Zhang, H Shi, J Zhao… - Cement and Concrete …, 2023 - Elsevier
Electromagnetic field aligning steel fibre technology mainly focuses on the properties of ultra-
high performance concrete (UHPC) without considering the interference of reinforcement. In …

Compressive behavior and strength model of reinforced UHPC short columns

CC Hung, CH Yen - Journal of Building Engineering, 2021 - Elsevier
The compressive behavior of reinforced UHPC short columns was investigated in this study.
Twelve UHPC columns were tested, with the experimental variables including the coarse …

Behaviour of UHPFRC-retrofitted RC beams with varying strengthening configurations under single and repeated blast loading

C Li, H Aoude - Cement and Concrete Composites, 2023 - Elsevier
The objective of this study was to characterize the effects of various UHPFRC strengthening
configurations on the blast performance of reinforced concrete (RC) beams. The …

Effects of the tensile properties of UHPC on the bond behavior

AA Soliman, WF Heard, BA Williams… - Construction and Building …, 2023 - Elsevier
In recent studies, Ultra-high Performance Concretes (UHPC) have been shown to exhibit
significantly better bond with steel reinforcement compared to conventional concrete …