Results 31 to 40 of about 76,634 (311)

Modeling of combined thermal and mechanical action in roller compacted concrete dam by three-dimensional finite element method [PDF]

open access: yes, 2013
A combined thermal and mechanical action in roller compacted concrete (RCC) dam analysis is carried out using a three-dimensional finite element method. In this work a numerical procedure for the simulation of construction process and service life of RCC
Abdulrazeg, Aeid Ali   +3 more
core   +1 more source

Effect of Stress–Strength Ratio on Creep Property of Sodium Silicate–Based Alkali-Activated Slag Concrete

open access: yesApplied Sciences, 2019
Alkali-activated materials have attracted increasing interest owing to their excellent properties and environmental protection. However, there have been few studies on their creep properties.
Xianyu Zhou   +4 more
doaj   +1 more source

Prediction of Shrinkage and Creep of Concrete [PDF]

open access: yes, 1986
New prediction equations of shrinkage and creep of concrete are proposed, and the efficiency of the new equations are investigated through a number of experimental data.
Kohno, Iichiro, Sakata, Kenji
core   +1 more source

Analysis and modeling of uniaxial compressive creep of MMA-modified unsaturated polyester polymer concrete

open access: yesJournal of Materials Research and Technology, 2020
Creep and shrinkage are the major time-dependent phenomena occurring in concrete. Because they significantly affect the long-term dimensional changes and relaxation of restrained stresses in concrete, it is of great importance to accurately consider ...
Kwan-Kyu Kim   +2 more
doaj   +1 more source

Evaluation of concrete linear creep in determination of stress state and steel prestress losses in concrete members/Betono tiesinio valkšnumo įvertinimas, nustatant gelžbetoninių elementų įtempimų būvį ir armatūros išankstinio įtempimo nuostolius

open access: yesJournal of Civil Engineering and Management, 1999
Determination of stress-strain state imposed by concrete linear creep and specification of steel prestress losses in linear prestressed concrete member is discussed in this article.
Robertas Balevičius   +1 more
doaj   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

CREEP OF CRACKED POLYMER FIBER REINFORCED CONCRETE UNDER SUSTAINED TENSILE LOADING [PDF]

open access: yes, 2016
In fiber reinforced concrete (FRC), fibers are added to the fresh concrete mix in order to improve the residual tensile strength, the toughness and/or durability of a concrete element.
DI PRISCO, MARCO   +2 more
core   +1 more source

Multifunctional Crushing and Piezoresistive Self‐Sensing in Conductive Epoxy/CNT‐Coated Polyetherimide TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports lightweight polyetherimide triply periodic minimal surfaces lattices coated with carbon nanotube‐reinforced epoxy that combine mechanical robustness with self‐sensing. The conformal coating enhances stiffness, strength and energy absorption while enabling reliable strain monitoring.
A. Triay   +3 more
wiley   +1 more source

Enhanced mitochondrial activity reshapes a gut microbiota profile that delays NASH progression

open access: yesHepatology, EarlyView., 2022
Improved mitochondrial activity, due to the lack of methylation‐controlled J protein (MCJ), creates a specific microbiota signature that when transferred through cecal microbiota transplantation delays NASH progression by restoring the gut‐liver axis and enhancing hepatic fatty acid oxidation.
María Juárez‐Fernández   +18 more
wiley   +1 more source

Model B4 : multi-decade creep and shrinkage prediction of traditional and modern concretes [PDF]

open access: yes, 2014
To improve the sustainability of concrete infrastructure, engineers face the challenge of incorporating new concrete materials while pushing the expected design life beyond 100 years.
Bazant, Z. P.   +2 more
core   +1 more source

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