Results 101 to 110 of about 521,402 (361)

A Study on Thermal Expansion and Thermomechanical Behavior of Composite Metal Foams

open access: yesAdvanced Engineering Materials, EarlyView.
The coefficient of thermal expansion of steel–steel composite metal foam (S‐S CMF) is shown to be lower than that of bulk stainless steel while its performance under compression demonstrate excellent mechanical stability and strength at all temperatures with gradualsoftening from 400 to 600 °C.
Zubin Chacko   +2 more
wiley   +1 more source

Effect of adhesive thickness and concrete strength on FRP-Concrete Bonds [PDF]

open access: yes, 2012
The use of fiber-reinforced polymer (FRP) composites for strengthening, repairing, or rehabilitating concrete structures has become more and more popular in the last 10 years.
Enrique González-Valle   +3 more
core   +2 more sources

A Modified Model for Static Friction of a Soft and Hard Solid Interface [PDF]

open access: yesarXiv, 2021
We present a modified model based on shear rate and aging time dependent static friction between a soft solid such as gelatin hydrogel and a hard surface for instance glass surface. Earlier the model for static friction (Juvekar and Singh, 2016) considered only the bond rupture process as a result, the friction model over predicts the static friction ...
arxiv  

A comparison of shear bond strength of orthodontic brackets bonded with four different orthodontic adhesives

open access: yesJournal of Orthodontic Science, 2014
Objectives: The objective of this study is to compare the shear bond strength (SBS) of stainless steel (SS) orthodontic brackets bonded with four different orthodontic adhesives.
Sudhir Sharma   +5 more
semanticscholar   +1 more source

Effect of Water Aging on the Mechanical Properties of Hybrid Carbon/Aramid Reinforced Thermoplastic Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the mechanical properties of Carbon/Aramid intraply hybrid fiber‐reinforced Elium composites under 6 months of water aging. After aging, flexural strength decreases by 25.89%, tensile strength by 4.40%, and fracture toughness by 21.56%.
Muhammed Huseyin Guzel, Gurol Onal
wiley   +1 more source

Effects of Steel and Polypropylene Fiber Addition on Interface Bond Strength between Normal Concrete Substrate andSelf-Compacting Concrete Topping [PDF]

open access: yes, 2012
Based on facts that the composite action in semi-precast and strengthened structural system depends on the bond strength of the interface between concrete faces of different ages, this preliminary research is aimed to investigate effects of mixed ...
Imam , Satyarno   +2 more
core  

Enhanced Mechanical Properties of Injectable Chitosan–Guar Gum Hydrogel Reinforced with Bacterial Cellulose Nanofibers for Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the development and characterization of injectable nanocomposite hydrogels based on N‐succinyl chitosan, oxidized guar gum, and bacterial cellulose nanofibers. Emphasizing enhanced mechanical properties and biocompatibility, the hydrogels exhibit fast gelation, improved structural integrity, and reduced swelling. Their potential for
Raimundo Nonato Fernandes Moreira Filho   +8 more
wiley   +1 more source

Shear Bond Strength of Self-Etching Adhesive Systems to Er:YAG Laser-Prepared Dentine with and without Pulpal Pressure Simulation [PDF]

open access: yes, 2008
This is a copy of an article published in the Photomedicine and Laser Surgery © 2008 copyright Mary Ann Liebert, Inc.; Photomedicine and Laser Surgery is available online at: http://www.liebertonline.comInternational audienceObjective: This study was ...
Bertrand, Marie-France   +4 more
core   +4 more sources

Searching the effect of anodization process as a surface treatment

open access: yesCumhuriyet Dental Journal, 2018
Objective: The aim of this study was to compare the effect of anodization and air-particle abrasion surface treatments on shear bond strength between Ni-Cr and ceramics.Material and Methods: 30 cylindrical Ni-Cr specimens (7x10 mm) were divided into ...
Mehmet Coşkun   +2 more
doaj   +1 more source

Formation of Embedded Microstructures by Thermal Activated Solvent Bonding [PDF]

open access: yesDans Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS - DTIP 2007, Stresa, lago Maggiore : Italie (2007), 2008
We present a thermal activated solvent bonding technique for the formation of embedded microstrucutres in polymer. It is based on the temperature dependent solubility of polymer in a liquid that is not a solvent at room temperature. With thermal activation, the liquid is transformed into a solvent of the polymer, creating a bonding capability through ...
arxiv  

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