Elastic and creep properties of young cement paste, as determined from hourly repeated minute-long quasi-static tests
M Irfan-ul-Hassan, B Pichler, R Reihsner… - Cement and Concrete …, 2016 - Elsevier
Cement pastes are highly creep active materials at early ages. We here characterize both
the elastic stiffness and the creep properties of ordinary Portland cement pastes conditioned …
the elastic stiffness and the creep properties of ordinary Portland cement pastes conditioned …
Basic creep of cement paste at early age-the role of cement hydration
In this work, the uniaxial creep in compression during the first days of hydration is studied
experimentally on cement pastes with w/c of 0.50. In order to assess the effect of the …
experimentally on cement pastes with w/c of 0.50. In order to assess the effect of the …
Autogenous and drying shrinkage of mortars based on Portland and calcium sulfoaluminate cements
Calcium sulfoaluminate (CSA) cement can be used as an alternative binder in concrete,
partially or fully replacing ordinary Portland cement. While CSA cement considerably …
partially or fully replacing ordinary Portland cement. While CSA cement considerably …
Catalysis and regulation of graphene oxide on hydration properties and microstructure of cement-based materials
Q Fu, Z Wang, Y Xue, D Niu - ACS Sustainable Chemistry & …, 2023 - ACS Publications
Graphene oxide (GO) is a two-dimensional material that adds functionalized oxygen-
containing groups on the surface of graphene through strong acid oxidation. The oxygen …
containing groups on the surface of graphene through strong acid oxidation. The oxygen …
Evaluation of the ultimate drying shrinkage of cement-based mortars with poroelastic models
In this study, the ultimate drying shrinkage of three different cement-based mortars, with and
without supplementary cementitious materials, was investigated. Experimental results were …
without supplementary cementitious materials, was investigated. Experimental results were …
Preparation of cement composites with ordered microstructures via doping with graphene oxide nanosheets and an investigation of their strength and durability
S Lv, J Zhang, L Zhu, C Jia - Materials, 2016 - mdpi.com
The main problem with cement composites is that they have structural defects, including
cracks, holes, and a disordered morphology, which significantly affects their strength and …
cracks, holes, and a disordered morphology, which significantly affects their strength and …
Proposing a three-phase model for predicting the mechanical properties of mortar and concrete
The interfacial transition zone (ITZ) around aggregates is known as the weakest zone in
mortar and concrete, which highly influences the mechanical properties. In this study, the …
mortar and concrete, which highly influences the mechanical properties. In this study, the …
Low clinker high performance concretes and their potential in CFRP-prestressed structural elements
Three novel low-clinker-high-performance concretes (LCHPC) with clinker replacement
levels of 54, 58 and 70% were developed to substitute high-performance concrete (HPC) in …
levels of 54, 58 and 70% were developed to substitute high-performance concrete (HPC) in …
Interpreting the pore structure of hydrating cement phases through a synergistic use of the Powers-Brownyard model, hydration kinetics, and thermodynamic …
V Jafari Azad, P Suraneni… - Advances in Civil …, 2017 - asmedigitalcollection.asme.org
Abstract The Powers-Brownyard model is an analytical tool that is widely used to quantify
the volume of gel solids, gel pores, capillary water, and unhydrated cement during the …
the volume of gel solids, gel pores, capillary water, and unhydrated cement during the …
Early-age elastic properties of cement-based materials as a function of decreasing moisture content
The moisture content is of particular relevance in cement-based materials, as it has a strong
impact on their fundamental material properties. For example, it directly affects their strength …
impact on their fundamental material properties. For example, it directly affects their strength …