Results 51 to 60 of about 10,525 (112)

Investigating the Ultrasonic Pulse Velocity of Concrete Containing Waste Marble Dust and Its Estimation Using Artificial Intelligence. [PDF]

open access: yesMaterials (Basel), 2022
Yang D   +8 more
europepmc   +1 more source

Ultrasonic Characterization of Epoxy Composites Reinforced by Glass Powder

open access: yesJournal of Engineering and Sustainable Development, 2013
The aim of this work is to find relationships between the selected parameters of an ultrasonic waves and the glass powder content in an epoxy composites . Epoxy composites materials with 10% , 20% , 30% , 40% , 50% and 60% glass powder volume fraction
Awad Hallosh Khidhir   +2 more
doaj  

Optimizing Self-compacting Concretes with Recycled Plastic Aggregate: Fresh and Hardened Properties – Experimental Study and Modeling

open access: yesMedžiagotyra
This study investigates the effects of incorporating recycled polyethylene terephthalate (PET) plastic aggregate into self-compacting concrete (SCC) as a partial replacement for natural aggregate.
Said ZAOUAI   +2 more
doaj   +1 more source

Experimental research on bonding mechanical performance of the interface between cementitious layers

open access: yesScience and Engineering of Composite Materials
Interfaces of cementitious layers have widely existed in construction projects, and they are the weakest part of the whole building. In this article, laser scanning and ultrasonic pulse, splitting tensile, and semi-disc fracture tests were carried out to
Qin Xi, Xu Qianjun, Li Jiazheng
doaj   +1 more source

Assessment of Reinforced Concrete Columns Using Ultrasonic Tomography

open access: yese-Journal of Nondestructive Testing
Nondestructive testing (NDT) is increasingly being used in the construction industry for auxiliary inspection of concrete structures. One of the most used techniques is the measurement of the ultrasonic pulse velocity.
Alexandre Lorenzi   +4 more
doaj   +1 more source

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