Results 101 to 110 of about 18,482 (315)

Fatigue Life Prediction in Cementitious Materials Through Bayesian Probabilistic Models

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT First, we present a probabilistic framework for analyzing fatigue in cementitious materials, particularly concrete, within a Bayesian context. This is realized by incorporating the Sparks–Menzies relation, which correlates fatigue life to the secondary strain rate, into a probabilistic model.
Ángel De La Rosa   +2 more
wiley   +1 more source

Pulverized Calcined Clay and Carbide Waste as Alternative Binder in Concrete and Mortar Applications for Sustainable Construction [PDF]

open access: yes, 2018
Portland cement (PC) based concrete is the world’s most consumed man-made material and this consequently puts lots of demand on cement as a binder.
Adebayo, Lameed   +7 more
core   +1 more source

Performance of Concrete with Waste Granite Powder: The Effect of Superplasticizers

open access: yesApplied Sciences, 2018
Granite stone is highly demanded by construction sector. In the processing stage, great amounts of waste powder are produced that can be used as cement replacement in concrete production.
Elyas Asadi Shamsabadi   +3 more
semanticscholar   +1 more source

Effects of slag and superplasticizers on alkali activated geopolymer paste

open access: yesIOP Conference Series: Earth and Environment, 2020
Geopolymers are a type of amorphous alumino-silicate product, and can be synthesised by the polycondensation reaction of geopolymeric precursor and alkali polysilicates. The binder is prepared by the alkaline activation of industrial by-product materials
T. Raju, K. P. Ramaswamy, B. Saraswathy
semanticscholar   +1 more source

Bayesian Neural Networks With Robust Feature Interpretation for Enhanced Compressive Strength Prediction of Ultra‐High‐Performance Concrete

open access: yesEngineering Reports, Volume 7, Issue 6, June 2025.
This study presents an integrated framework model designed for predicting the compressive strength of ultra‐high performance concrete (UHPC). The framework is structured into two primary modules, each comprising three sub‐modules: Module 1: Data collection and pre‐processing (data collection module, data cleansing module, and data preparation module ...
Tao Zhang   +5 more
wiley   +1 more source

Effect of Some Acrylate—Poly(Ethylene Glycol) Copolymers as Superplasticizers on the Mechanical and Surface Properties of Portland Cement Pastes

open access: yesAdsorption Science & Technology, 2005
Ordinary Portland cement (OPC) pastes with added superplasticizer were made using water/cement weight ratios of standard consistency. Three types of superplasticizer based on acrylate—poly(ethylene glycol) copolymers were used.
S.A. Abo-El-Enein   +4 more
doaj   +1 more source

Influence of Cellulose Ether Particle Size on Water Retention of Freshly-Mixed Mortars [PDF]

open access: yes, 2009
International audienceCellulose ethers are polymers frequently introduced into mortar formulations in order to improve water retention capacity and workability of the freshly-mixed materials.
Deves, Olivier   +4 more
core   +2 more sources

Strategic Roadmap for 3D‐Printed Reinforcement Using Fused Deposition Modeling: A State‐of‐the Art Review

open access: yesEngineering Reports, Volume 7, Issue 6, June 2025.
This study explores the strategic integration of Fused Deposition Modeling (FDM) for 3D‐printed reinforcement in concrete and cementitious materials. It identifies optimal reinforcement geometries, such as auxetic and truss structures, demonstrating their impact on flexural strength, ductility, and energy dissipation—advancing additive manufacturing in
Mohammad Hematibahar   +5 more
wiley   +1 more source

Effect of complex modification on cement compositions

open access: yesMATEC Web of Conferences, 2018
The article deals with the modification of cement compositions by a complex of modifiers, including superplasticizers and finely dispersed mineral fillers (micro fillers), based on local raw materials and by-products of the industry, as well as being ...
Enzhievskaya Irina   +2 more
doaj   +1 more source

Determining the strength of 3D printed concrete with the modified slant shear test

open access: yesStructural Concrete, Volume 26, Issue 3, Page 2467-2486, June 2025.
Abstract This study deals with the assessment of the load‐bearing capacity of layered 3D printed concrete (3DPC) using a modified slant shear test (MSST) to define a Mohr's envelope. To this aim, the established modified Coulomb yield condition of the concrete is complemented by a Coulomb failure criterion of the layer joints (cold or dry joints).
Lucia Licciardello   +3 more
wiley   +1 more source

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