Multiscale X-ray tomography of cementitious materials: A review
X-ray computed tomography (CT) is a non-destructive technique that offers a 3D insight into
the microstructure of thick (opaque) samples with virtually no preliminary sample …
the microstructure of thick (opaque) samples with virtually no preliminary sample …
Review on the use of volcanic ashes for engineering applications
PN Lemougna, K Wang, Q Tang, AN Nzeukou… - Resources …, 2018 - Elsevier
Volcanic ashes are pyroclastic materials commonly found in many regions of the world.
Many deposits of volcanic ashes are unexploited, despite their potential interest for several …
Many deposits of volcanic ashes are unexploited, despite their potential interest for several …
Enhancing mix proportion design of low carbon concrete for shield segment using a combination of Bayesian optimization-NGBoost and NSGA-III algorithm
Y Cao, F Su, MF Antwi-Afari, J Lei, X Wu… - Journal of Cleaner …, 2024 - Elsevier
The demand for segment concrete increases rapidly with the expansion of urban rail transit
and underground space, which may lead to carbon emissions (CE). In the production of …
and underground space, which may lead to carbon emissions (CE). In the production of …
Application of Fourier Transform infrared spectroscopy (FTIR) coupled with multivariate regression for calcium carbonate (CaCO3) quantification in cement
VHJM dos Santos, D Pontin, GGD Ponzi… - … and Building Materials, 2021 - Elsevier
Partial least squares (PLS) regression models were developed to quantify CaCO 3 in
cement and to study the CO 2 effect on the material matrix. PLS results presented good …
cement and to study the CO 2 effect on the material matrix. PLS results presented good …
[HTML][HTML] Durability and strength characteristics of high-strength concrete incorporated with volcanic pumice powder and polypropylene fibers
In this paper, the partial replacement of volcanic pumice powder (VPP) was investigated for
use as a supplementary cementitious material. High-strength concrete (HSC) was prepared …
use as a supplementary cementitious material. High-strength concrete (HSC) was prepared …
A comprehensive study on the fire resistance properties of ultra-fine ceramic waste-filled high alkaline white cement paste composites for progressing towards …
The most practical sustainable development options to safeguard the local ecology involve
reducing the use of raw materials and guaranteeing proper recycling of the principal …
reducing the use of raw materials and guaranteeing proper recycling of the principal …
Effect of volcanic ash pozzolan or limestone replacement on hydration of Portland cement
The replacement of Portland cement (PC) with either supplementary cementitious material
(SCM) or fillers, such as natural pozzolans (NP) or limestone powder (LP) respectively, is …
(SCM) or fillers, such as natural pozzolans (NP) or limestone powder (LP) respectively, is …
Predicting compressive strength and electrical resistivity of eco-friendly concrete containing natural zeolite via GEP algorithm
Concrete strength is dependent upon not only the water to cement ratio but also different
constituents of the concrete. The inclusion of natural zeolite (NZ) as an effective …
constituents of the concrete. The inclusion of natural zeolite (NZ) as an effective …
Gel composition and molecular structure of alkali-activated metakaolin-limestone cements
The influence of the compositional parameters Na 2 O/Al 2 O 3= 0.60–1.08, SiO 2/Al 2 O 3=
2.42–3.17 and of 20–60% limestone on the compressive strength, gel composition and …
2.42–3.17 and of 20–60% limestone on the compressive strength, gel composition and …
Effect of macrocell currents on rebar corrosion in reinforced concrete structures exposed to a marine environment
JR Lliso-Ferrando, I Gasch, A Martínez-Ibernón… - Ocean …, 2022 - Elsevier
Autonomous corrosion monitoring systems in reinforced concrete structures tend to use
sensors that are electrically isolated from rebars. This monitoring strategy ignores the …
sensors that are electrically isolated from rebars. This monitoring strategy ignores the …