Advances in characterizing and understanding the microstructure of cementitious materials

PJM Monteiro, G Geng, D Marchon, J Li… - Cement and Concrete …, 2019 - Elsevier
Progress in microstructural characterization methods is summarized. Special attention is
given to advanced probes, such as X-ray imaging and spectroscopy, 1 H NMR relaxometry …

Development of high strain-hardening lightweight engineered cementitious composites: Design and performance

Y Zhou, B Xi, L Sui, S Zheng, F Xing, L Li - Cement and Concrete …, 2019 - Elsevier
This paper presents a newly developed high strain-hardening, lightweight, engineered
cementitious composites, using fly ash cenospheres as the filler. That has tensile strain …

Mechanical performance of Strain-Hardening Cementitious Composites (SHCC) with hybrid polyvinyl alcohol and steel fibers

J Yu, Y Chen, CKY Leung - Composite Structures, 2019 - Elsevier
Recently, hybridizing fibers with distinct properties in cementitious materials has gained
much attention due to their advantage over single-type fiber reinforcements. However, for …

Effect of morphological parameters of natural sand on mechanical properties of engineered cementitious composites

HL Wu, J Yu, D Zhang, JX Zheng, VC Li - Cement and Concrete …, 2019 - Elsevier
Abstract Engineered Cementitious Composite (ECC) is an advanced construction material
exhibiting tensile strain-hardening and multiple-cracking behavior. The tensile performance …

Strengthening of reinforced concrete structure using sprayable fiber-reinforced cementitious composites with high ductility

BT Huang, QH Li, SL Xu, B Zhou - Composite Structures, 2019 - Elsevier
Fiber-reinforced cementitious composites with high ductility exhibit significant pseudo-strain-
hardening response and multi-cracking behavior. In this paper, a systematical investigation …

Fatigue deformation model of plain and fiber-reinforced concrete based on Weibull function

BT Huang, QH Li, SL Xu - Journal of Structural Engineering, 2019 - ascelibrary.org
A novel model based on the three-parameter Weibull function is proposed to describe the
three-stage fatigue deformation behavior of plain and fiber-reinforced concrete. The fatigue …

[HTML][HTML] The connection between microscopic and macroscopic properties of ultra-high strength and ultra-high ductility cementitious composites (UHS-UHDCC)

DY Lei, LP Guo, B Chen, I Curosu… - Composites Part B …, 2019 - Elsevier
There is an important connection between the microscopic and macroscopic properties of
UHS-UHDCC with compressive strength (more than 160 MPa) and uniaxial tensile ductility …

Static and fatigue performance of reinforced concrete beam strengthened with strain-hardening fiber-reinforced cementitious composite

BT Huang, QH Li, SL Xu, L Zhang - Engineering Structures, 2019 - Elsevier
The static and fatigue performance of reinforced concrete beams strengthened by strain-
hardening fiber-reinforced cementitious composite is investigated. Two series of …

Static and fatigue push-out tests of short headed shear studs embedded in Engineered Cementitious Composites (ECC)

Y Liu, Q Zhang, Y Bao, Y Bu - Engineering Structures, 2019 - Elsevier
Abstract Engineered Cementitious Composites (ECC) is a family of high-performance fiber-
reinforced cementitious composites with high tensile ductility and emerging in steel-concrete …

[HTML][HTML] Thermal and mechanical properties of ultrahigh toughness cementitious composite with hybrid PVA and steel fibers at elevated temperatures

QH Li, CJ Sun, SL Xu - Composites Part B: Engineering, 2019 - Elsevier
For fire resistance calculations, the thermal and mechanical properties of an ultrahigh
toughness cementitious composite (UHTCC) with hybrid polyvinyl alcohol (PVA) and steel …