[HTML][HTML] Additives in concrete to enhance neutron attenuation characteristics–A critical review

P Gokul, JA Kumar, R Preetha, S Chattopadhyaya… - Results in …, 2023 - Elsevier
To benefit of humankind, radiation is used in medicine, industry, and academics, as well as
for generating electricity. Neutron radiation is a kind of ionisation emission that releases free …

Effect of aggregate and fibre types on ultra-high-performance concrete designed for radiation shielding

AM Zeyad, IY Hakeem, M Amin, BA Tayeh… - Journal of Building …, 2022 - Elsevier
This research examines the properties of ultra-high-performance (UHPC) and heavyweight
radiation shielding concrete (UHPHSC). Several types of heavy-weight fine aggregates …

Experimental, analytical, and simulation studies of modified concrete mix for radiation shielding in a mixed radiation field

IM Nabil, MG El-Samrah, A Omar, AF Tawfic… - Scientific Reports, 2023 - nature.com
The current study assessed two concrete mixes prepared using dolomite and barite/limonite
aggregates to shield against both energetic photons and neutrons. After that, a designed mix …

Radiation shielding properties of modified concrete mixes and their suitability in dry storage cask

MG El-Samrah, MAA Zamora, DR Novog… - Progress in Nuclear …, 2022 - Elsevier
Radiation shielding properties of 8 concrete mixes were studied in detail. The concrete
mixes included 4 coarse aggregate types; dolomite, barite, ilmenite, and celestite, and 2 …

The radiation shielding and microstructure properties of quartzic and metakaolin based geopolymer concrete

A Öz, B Bayrak, E Kavaz, G Kaplan, O Çelebi… - … and Building Materials, 2022 - Elsevier
Today, binders with low CO 2 emissions are preferred in building design. Geopolymers have
lower CO 2 emissions than conventional concrete and Portland cement. This study …

Valorization of hazardous chrysotile by H3BO3 incorporation to produce an innovative eco-friendly radiation shielding concrete: Implications on physico-mechanical …

MA Masoud, AM El-Khayatt, KA Mahmoud… - Cement and Concrete …, 2023 - Elsevier
For the first time, the hazardous chrysotile was valorized as an aggregate in radiation
shielding concrete (RSC). This was accomplished through its amalgamation with two …

Effects of nano titanium and nano silica on high‐strength concrete properties incorporating heavyweight aggregate

K Abu el‐Hassan, IY Hakeem, M Amin… - Structural …, 2024 - Wiley Online Library
This investigation aims to study the effect of replacing 100% of fine and coarse aggregates
with heavyweight aggregates and adding nano titanium (NT) and nano silica (NS) on …

Mechanical properties, attenuation coefficient, and microstructure of ultra high-performance heavyweight concrete for radiation shielding applications

M Awadeen, M Amin, RH Bakr, AM Tahwia - Journal of Building …, 2024 - Elsevier
This paper explores the characteristics of ultra-high-performance heavyweight radiation
shielding concrete by using many types of radiation-resistant aggregates. The experimental …

Synthesis and characterization of Polyethylene/B4C composite, and its neutron shielding performance in cementitious materials: Experimental and simulation studies

J Park, S Her, S Cho, SM Woo, S Bae - Cement and Concrete Composites, 2022 - Elsevier
Boron compounds are effective neutron shielding materials because of their high neutron
reaction cross-section. However, their use is limited in cementitious materials because of the …

Preparation of Mortar with Fe2O3 Nanoparticles for Radiation Shielding Application

MI Sayyed, N Almousa, M Elsafi - Coatings, 2022 - mdpi.com
The current study aims to investigate the radiation shielding properties of mortar samples
with Fe2O3 nanoparticles for radiation protection applications. For the reference mortar (free …