From analytical methods to numerical simulations: A process engineering toolbox for 3D concrete printing

A Perrot, A Pierre, VN Nerella, RJM Wolfs… - Cement and Concrete …, 2021‏ - Elsevier
This paper compiles selected predictive analytical and numerical tools which can be used to
model and understand the mechanisms of importance at different stages during and …

Weak bond strength between successive layers in extrusion-based additive manufacturing: measurement and physical origin

E Keita, H Bessaies-Bey, W Zuo, P Belin… - Cement and Concrete …, 2019‏ - Elsevier
Requirements on material properties for extrusion-based additive manufacturing mostly
focus on the rheological behavior of the cementitious material being printed. The layer …

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 …

Drying regimes in homogeneous porous media from macro-to nanoscale

J Thiery, S Rodts, DA Weitz, P Coussot - Physical Review Fluids, 2017‏ - APS
Magnetic resonance imaging visualization down to nanometric liquid films in model porous
media with pore sizes from micro-to nanometers enables one to fully characterize the …

Fundamental investigation of the drying of solid suspensions

A Osman, L Goehring, A Patti, H Stitt… - Industrial & engineering …, 2017‏ - ACS Publications
In this work, a comprehensive series of experiments is conducted to investigate the drying
behavior of micro-and nanosized particle dispersions. To this end, an acoustic levitator was …

Three-dimensional visualization and modeling of capillary liquid rings observed during drying of dense particle packings

A Kharaghani, HT Mahmood, Y Wang… - International Journal of …, 2021‏ - Elsevier
Experimental and numerical pore network simulation studies on convective drying of
capillary porous media under slow isothermal conditions are presented in this work. As a …

Understanding mechanisms of drying of a cellulose slurry by magnetic resonance imaging

N Ben Abdelouahab, A Gossard, X Ma, H Dialla… - Cellulose, 2021‏ - Springer
This study concerns the spatial evolution of the internal components of a macroscopic
sample of cellulose slurry during its convective drying. In a first stage, some water is …

Kinematics in a slowly drying porous medium: Reconciliation of pore network simulations and continuum modeling

A Attari Moghaddam, A Kharaghani, E Tsotsas… - Physics of fluids, 2017‏ - pubs.aip.org
We study the velocity field in the liquid phase during the drying of a porous medium in the
capillarity-dominated regime with evaporation from the top surface. A simple mass balance …

Digital fabrication with cement-based materials: underlying physics

V Mechtcherine, S Fataei, FP Bos, RA Buswell… - … : state-of-the-art report of …, 2022‏ - Springer
The comprehending of the processes' physics is a prerequisite for the purposeful design and
optimization of digital fabrication systems, as well as their efficient and robust process …

Water absorption measurement of fine porous aggregates using an evaporative method: Experimental results and physical analysis

J Naël-Redolfi, E Keita, N Roussel - Cement and Concrete Research, 2018‏ - Elsevier
Assessment of the so-called “saturated-surface-dried” state shows a strong dependency on
the test operator in the case of fine porous aggregates. This leads to low reliability and …