[HTML][HTML] Microstructure informed micromechanical modelling of hydrated cement paste: Techniques and challenges

H Zhang, Y Xu, Y Gan, Z Chang, E Schlangen… - … and Building Materials, 2020 - Elsevier
Application of micromechanical modelling of hydrated cement paste (HCP) gains more and
more interests in the field of cementitious materials. One of the most promising approaches …

An experimental study on the wall collision of micro-sized graphite particles by high-speed photomicrography

Y Zhang, Z Fang, S Zhao, M Wei, X Wu… - Progress in Nuclear Energy, 2020 - Elsevier
The micro-sized graphite dust plays an important role in pebble-bed high temperature gas-
cooled reactors, for the close relation with the fission products (FPs). However, an accurate …

[HTML][HTML] Deformation and fracture of 3D printed disordered lattice materials: Experiments and modeling

Y Xu, H Zhang, B Šavija, SC Figueiredo, E Schlangen - Materials & Design, 2019 - Elsevier
A method is presented to model deformation and fracture behavior of 3D printed disordered
lattice materials under uniaxial tensile load. A lattice model was used to predict crack pattern …

Towards understanding the influence of porosity on mechanical and fracture behaviour of quasi-brittle materials: experiments and modelling

D Liu, B Šavija, GE Smith, PEJ Flewitt, T Lowe… - International Journal of …, 2017 - Springer
In this work, porosity-property relationships of quasi-brittle materials are explored through a
combined experimental and numerical approach. In the experimental part, hemihyrate …

Combined experimental and numerical study of uniaxial compression failure of hardened cement paste at micrometre length scale

H Zhang, Y Xu, Y Gan, Z Chang, E Schlangen… - Cement and Concrete …, 2019 - Elsevier
The aim of this work is to investigate the mechanical performance of hardened cement paste
(HCP) under compression at the micrometre length scale. In order to achieve this, both …

Use of phase change materials (PCMs) to mitigate early age thermal cracking in concrete: Theoretical considerations

B Šavija, E Schlangen - Construction and Building Materials, 2016 - Elsevier
Phase change materials (PCMs) have found their use in concrete technology for increasing
energy efficiency of building envelopes. In recent years, however, new potential applications …

Experimentally validated multi-scale modelling scheme of deformation and fracture of cement paste

H Zhang, B Šavija, SC Figueiredo… - Cement and Concrete …, 2017 - Elsevier
This paper presents a validation procedure of multi-scale modelling scheme by making,
testing and modelling deformation and fracture of cement paste beam at sub-meso scale …

[HTML][HTML] Experimentally informed micromechanical modelling of cement paste: An approach coupling X-ray computed tomography and statistical nanoindentation

H Zhang, B Šavija, M Luković, E Schlangen - Composites Part B …, 2019 - Elsevier
This work proposes a method for numerically investigating the fracture mechanism of
cement paste at the microscale based on X-ray computed tomography and nanoindentation …

Size effect on splitting strength of hardened cement paste: Experimental and numerical study

H Zhang, B Šavija, Y Xu, E Schlangen - Cement and Concrete Composites, 2018 - Elsevier
Cement paste possesses complex microstructural features including defects/pores over a
range of length-scales, from nanometres to millimetres in size. As a consequence, it exhibits …

[HTML][HTML] Damage tolerance of nuclear graphite at elevated temperatures

D Liu, B Gludovatz, HS Barnard, M Kuball… - Nature …, 2017 - nature.com
Nuclear-grade graphite is a critically important high-temperature structural material for
current and potentially next generation of fission reactors worldwide. It is imperative to …