Dynamic NMR relaxometry as a simple tool for measuring liquid transfers and characterizing surface and structure evolution in porous media

B Maillet, R Sidi-Boulenouar, P Coussot - Langmuir, 2022 - ACS Publications
Porous media containing voids which can be filled with gas and/or liquids are ubiquitous in
our everyday life: soils, wood, bricks, concrete, sponges, and textiles. It is of major interest to …

Absorption-desorption process of internal curing water in ultra-high performance concrete (UHPC) incorporating pumice: From relaxation theory to dynamic migration …

E Dong, R Yu, D Fan, Z Chen, X Ma - Cement and Concrete Composites, 2022 - Elsevier
This study aims to clarify the absorption-desorption process of internal curing water by
pumice in ultra-high-performance concrete (UHPC) system based on relaxation theory. More …

Progress in rheology and hydrodynamics allowed by NMR or MRI techniques

P Coussot - Experiments in Fluids, 2020 - Springer
We review the uses of nuclear magnetic resonance techniques for experiments with fluids.
More precisely we focus on the progress of knowledge in complex flows, rheology of …

Pore-size resolved water vapor adsorption kinetics of white cement mortars as viewed from proton NMR relaxation

C Zhou, F Ren, Q Zeng, L **ao, W Wang - Cement and Concrete Research, 2018 - Elsevier
The dynamic pore structure of partially saturated cement-based material is rather essential
to quantify its mass transport and many other properties. To clarify the influence of water …

The water kinetics of superabsorbent polymers during cement hydration and internal curing visualized and studied by NMR

D Snoeck, L Pel, N De Belie - Scientific reports, 2017 - nature.com
Abstract SuperAbsorbent Polymers (SAPs) can be applied as an admixture in cementitious
materials. As the polymers are able to swell, they will absorb part of the mixing water and …

Surface area development of Portland cement paste during hydration: Direct comparison with 1H NMR relaxometry and water vapor/nitrogen sorption

R Kurihara, I Maruyama - Cement and Concrete Research, 2022 - Elsevier
The specific surface areas of sealed-cured hardened cement pastes (HCP) were evaluated
during the hydration process using three types of Portland cement and with two different …

Development of Ultra-High Performance Concrete (UHPC) matrix based on recycled concrete fines subjected to coupling curing of microwave and wet carbonation

C Yuan, L Yong, C Ziao, Y Tianyi, Y Rui - Journal of Building Engineering, 2024 - Elsevier
The energy consumption of the wet carbonation method is increased by water bath heating,
which is not conducive to the sustainable development of wet carbonation for Recycled …

The microstructure development during bleeding of cement paste: An NMR study

Y Ji, L Pel, Z Sun - Cement and Concrete Research, 2019 - Elsevier
NMR was applied to investigate the microstructure development of cement paste during
bleeding. In this study, we have measured the void ratio and the T 1 relaxation, reflecting the …

Tensile strength and failure mechanism of rock–cement sample: Roles of curing temperature, nano-silica and rock type

R Yang, S He, J Liu, J Shen, L Wang, Y Yu… - Cement and Concrete …, 2024 - Elsevier
Understanding the tensile strength and failure mechanism of rock–cement interfacial
transition zone (ITZ) is of vital significance to the sealing integrity of cement sheath under …

Study on the hydration and moisture transport of white cement containing nanomaterials by using low field nuclear magnetic resonance

A Zhang, W Yang, Y Ge, Y Wang, P Liu - Construction and Building …, 2020 - Elsevier
In order to characterize the hydration and moisture transport process of white cement
containing nano-SiO 2 (NS) and nano-Al 2 O 3 (NA), the transverse relaxation time (T 2) …