Results 31 to 40 of about 428,394 (296)

Drying shrinkage properties of expanded polystyrene (EPS) lightweight aggregate concrete: A review

open access: yesCase Studies in Construction Materials, 2022
Expanded polystyrene (EPS) is currently being utilized in sustainable materials owing to its ultra-low density and superior thermal performance. It can be incorporated in concrete mixtures to replace coarse aggregate to produce lightweight aggregate ...
Mehdi Maghfouri   +7 more
doaj   +1 more source

The influence of plasticising admixtures on drying shrinkage of cementitious composites

open access: yesEngineering Structures and Technologies, 2018
This article presents a research into the impact of plasticising admixtures on drying shrinkage of cementitious composites by evaluating the effectiveness of plasticising.
Gintautas Skripkiūnas   +3 more
doaj   +1 more source

Long-term (2 years) drying shrinkage evaluation of alkali-activated slag mortar: Experiments and partial factor analysis

open access: yesCase Studies in Construction Materials, 2023
Alkali-activated slag with many excellent properties was regarded as a novel low carbon building material, has received more and more attention. This research aims to study the impacts of alkali solution (alkali content and modulus), cement and gypsum ...
Shunfeng Wang   +3 more
doaj   +1 more source

Drying and shrinkage of polymer gels [PDF]

open access: yesBrazilian Journal of Chemical Engineering, 2005
The polymer hydrogel was synthesized by photo-polymerization process (UV light, 60 oC) in presence of Photo-initiator (IrgacureR) and Cross-linker (NN'-methylene bisacrylamide; MBAM). In the present work, the drying of polymer hydrogel was carried out to study the effect of temperature, gel-sheet thickness, monomer ratio of acryl acid to acrylamide (AA/
Waje, S. S.   +5 more
openaire   +3 more sources

Drying shrinkage of alkali-activated fly ash/slag blended system

open access: yes, 2018
The drying shrinkage of alkali-activated fly ash/slag (AAFS) is an important engineering property for the control of cracking when AAFS is utilized as a building material.
Yuwei Ma   +3 more
core   +1 more source

Autogenous and drying shrinkage properties of precast recycled aggregate concrete

open access: yesCase Studies in Construction Materials
Crushing prefabricated rejects into recycled aggregates (PRAs) and recasting them forms precast recycled aggregate concrete (PRAC), which offers superior mechanical properties, durability, and cost and environmental benefits compared to conventional RAC.
Ningxu Zhang   +5 more
doaj   +1 more source

Shrinkage of recycled paper sheet during drying

open access: yes, 2006
The properties of recycled paper are strongly affected by shrinking during drying, which depends on the drying conditions. An experimental study of the shrinkage phenomenon during drying of paper is presented.
Rocha, SCS   +7 more
core   +1 more source

A Fracture Mechanics-based Method for Prediction of Cracking of Circular and Elliptical Concrete Rings under Restrained Shrinkage [PDF]

open access: yes, 2014
This article has been made available through the Brunel Open Access Publishing Fund.A new experimental method, utilizing elliptical ring specimens, is developed for assessing the likelihood of cracking and cracking age of concrete subject to restrained ...
Dong, W, Wu, Z, Zhou, X
core   +1 more source

Modelling desiccation shrinkage of large structures

open access: yesEPJ Web of Conferences, 2013
Drying of cement-based materials induces drying shrinkage, which may cause prestress loss or/and cracking if strains are (self or externally) restrained.
Torrenti J.-M., Benboudjema F.
doaj   +1 more source

Autogenous and drying shrinkage of alkali‐activated slag mortars

open access: yes, 2019
Shrinkage of alkali‐activated slag (AAS) cement is a critical issue for its industrial application. This study investigated the mechanisms and effectiveness of shrinkage‐reducing agent (SRA) and magnesia expansive agent on reducing autogenous and drying ...
Zhang, Zuhua   +7 more
core   +1 more source

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