[HTML][HTML] Characterisation of iron-rich cementitious materials

A Baral, C Pesce, Z Zhakiyeva, R Snellings… - Cement and Concrete …, 2024 - Elsevier
Iron is the fourth most abundant element in the Earth's crust, and cementitious materials are
expected to contain iron-bearing phases, either in major or minor quantities. Iron-rich …

A structural model of the long-term degradation of the concrete biological shield

A Cheniour, E Davidson, Y Le Pape, T Pandya… - … Engineering and Design, 2023 - Elsevier
The concrete biological shield (CBS) of light water reactors is exposed to high neutron
radiation dose in the long term, which may lead to the degradation of the concrete's …

[HTML][HTML] Microstructure effect of mechanical and cracking behaviors on brittle rocks using image-based fast Fourier transform method

M Li, L Peng, D Liu, J Zuo - Journal of Rock Mechanics and Geotechnical …, 2024 - Elsevier
The internal microstructures of rock materials, including mineral heterogeneity and intrinsic
microdefects, exert a significant influence on their nonlinear mechanical and cracking …

A mesoscale 3D model of irradiated concrete informed via a 2.5 U-Net semantic segmentation

A Cheniour, AK Ziabari, Y Le Pape - Construction and Building Materials, 2024 - Elsevier
The concrete biological shield in light-water reactors is exposed to neutron and gamma
irradiation, which deteriorates the concrete's mechanical properties in the long term. To …

The mechanical properties of irradiated concrete aggregates: Insights from molecular dynamics simulations

T Fujimura, Y Hakozaki, S Sakuragi… - Journal of the …, 2024 - Wiley Online Library
The concrete in nuclear power plant reactor buildings is exposed to neutron radiation,
making it critical to evaluate and predict its deterioration under irradiation. The observed …

A multiscale multiphysics platform to investigate cement based materials

J Sanahuja, F Soleilhet, JL Adia - … and robustness of CBMs and concrete …, 2023 - Springer
As the owner of an extensive fleet of power plants, EDF is committed to the safe and
sustainable long-term operation of massive civil engineering facilities. This involves …

[HTML][HTML] Effects of mineral composition of aggregates on volume expansion and elastic properties evolution caused by neutron irradiation

W Zhang, H Liu, Y Huang, K Liao, Y Zhou - Nuclear Engineering and …, 2024 - Elsevier
The radiation-induced volumetric expansion and mechanical properties of different types of
irradiated aggregates are affected to varying degrees, and the effects of mineral composition …

A Novel Approach to Simulate Realistic Concrete Microstructures under Irradiation

A Cheniour, Y Li, E Tajuelo Rodriguez, S Henderson… - 2022 - osti.gov
The concrete biological shield of light water reactors is exposed to high neutron and gamma
irradiation doses in the long term. Irradiation deteriorates the physical and mechanical …

[PDF][PDF] Microstructural Simulation of Ion-Irradiated Natural Rocks and Minerals

Y Le Pape, M Alnaggar - 2023 - osti.gov
This report details the contribution of Oak Ridge National Laboratory to the Nuclear Energy
University Program (NEUP) project," Rapid Characterization of Concrete Mineralogy using …

Implementation of Distributed Memory Computing in MOSAIC to Enable Large 3D Simulations of Irradiated Concrete

SC Henderson, A Cheniour, Y Le Pape - 2023 - osti.gov
The concrete biological shield (CBS) of light-water reactors protects workers and the
surrounding environment by absorbing neutron and gamma irradiation emitted from the …