Thermal and mechanical properties of concrete and its constituents at elevated temperatures: A review

M Malik, SK Bhattacharyya, SV Barai - Construction and Building Materials, 2021 - Elsevier
To retrofit a fire damaged structural element, it is important to understand the extent of
thermal exposure of such structural element. It is presumed that the extent of damage of fire …

Study on high-performance concrete at high temperatures in China (2004–2016)-An updated overview

J **ao, Q **e, W **e - Fire safety journal, 2018 - Elsevier
High-performance concrete (HPC) has gained a worldwide utilization; however, it may
encounter a larger risk of fire exposure which can jeopardize its behavior. Both Chinese and …

Different influence of replacement ratio of recycled aggregate on uniaxial stress-strain relationship for recycled concrete with different concrete strengths

YC Chang, YY Wang, H Zhang, J Chen, Y Geng - Structures, 2022 - Elsevier
This paper experimentally investigated whether the replacement ratio of recycled coarse
aggregate (r) has different influence on stress–strain relation of concrete with different …

[HTML][HTML] Effect of high temperatures on the microstructure of cement paste

MA Tantawy - Journal of Materials Science and Chemical …, 2017 - scirp.org
The microstructural and compositional changes within the cement paste exposed to high
temperatures were monitored by XRD, FTIR, TGA/DTA and SEM techniques to understand …

[HTML][HTML] Behavior of eccentrically loaded hybrid fiber-reinforced high strength concrete columns exposed to elevated temperature

M Elsayed, F Althoey, BA Tayeh, N Ahmed… - Journal of Materials …, 2022 - Elsevier
The aim of this study is to evaluate the effect of elevated temperature on the properties of
hybrid fiber reinforced high strength concrete (HFRHSC) and columns under eccentric …

Predicting the failure mechanism of RC slabs under combined blast and impact loading

KA Gomathi, A Rajagopal, SS Prakash - Theoretical and Applied Fracture …, 2022 - Elsevier
The dynamic structural behaviour and failure mechanisms of the reinforced concrete (RC)
slabs under the combined blast and impact loading is numerically evaluated using the …

Mechanical properties and damage mechanisms of concrete under four temperature gradients combined with acoustic emission method

B Yanjie, S Hui, Y Bai, Y Cai - Journal of Building Engineering, 2022 - Elsevier
This study aims to better understand the mechanical properties and damage mechanisms of
concrete under different temperature gradients. Four kinds of temperature gradients, namely …

Experimental study on dynamic compressive behavior of steel fiber reinforced concrete at elevated temperatures

L Li, R Zhang, L **, X Du, J Wu, W Duan - Construction and Building …, 2019 - Elsevier
Except for service loadings, concrete or steel fiber reinforced concrete (SFRC) may be
subjected to some extreme loadings, such as fire, impact, blast or their combinations during …

Microstructural evolution and dynamic compressive properties of engineered cementitious composites at elevated temperatures

M Chen, Y Wang, T Zhang, M Zhang - Journal of Building Engineering, 2023 - Elsevier
This paper presents a comprehensive study on the microstructural evolution and quasi-static
and dynamic compressive properties of engineered cementitious composites (ECC) at …

Coupling effects of axial static pressure ratio and high temperature on dynamic mechanical properties and crushing fractal characteristics of concrete under static …

T Wang, J Xu, E Bai, B Ren, S Lu - Journal of Building Engineering, 2022 - Elsevier
Concrete in buildings is susceptible to the coupling effects of high temperature and static-
dynamic coupled loads in case of fire. To explore the coupling effects of axial static pressure …