Results 41 to 50 of about 80,202 (335)

Evaluation of flexural strength and antibacterial effect of orthodontic acrylic resins containing Galla chinensis extract

open access: yesDental Press Journal of Orthodontics, 2021
Objective: To evaluate different concentrations of Galla chinensis extract (GCE) added to poly(methyl methacrylate) (PMMA), which is widely used for fabrication of removable orthodontic appliances, regarding the effectiveness of this herbal extract on ...
Shabnam Ajami   +3 more
doaj   +1 more source

Flexural resistance of 3D printing resin compared to conventional acrylic resins employed to build occlusal bite splints [PDF]

open access: yesRevista de Odontologia da UNESP, 2023
Introduction with the technological advance in dentistry, light-polymerized three-dimensional (3D) printing resins had become an alternative for the manufacture of occlusal splint splints.
Otavio Marino dos SANTOS NETO   +5 more
doaj   +1 more source

Flexural characterization of carbon nanotube (CNT) yarn neural electrodes

open access: yesMaterials Research Express, 2019
Chronic recording and stimulation in central and peripheral nerves require both high mechanical and biological compatibility. The biocompatible CNT yarn has shown promising mechanical advantage as a novel neural electrode.
Fengyuan Zhu   +8 more
doaj   +1 more source

Mechanical performance of glass-based geopolymer matrix composites reinforced with cellulose fibers [PDF]

open access: yes, 2018
Glass-based geopolymers, incorporating fly ash and borosilicate glass, were processed in conditions of high alkalinity (NaOH 10-13 M). Different formulations (fly ash and borosilicate in mixtures of 70-30 wt% and 30-70 wt%, respectively) and physical ...
Bernardo, Enrico   +2 more
core   +2 more sources

Flexural Fatigue Life Reliability of Alkali-Activated Slag Concrete Freeze-Thaw Damage in Cold Areas

open access: yesAdvances in Materials Science and Engineering, 2021
Studying the application of alkali-activated slag concrete for roads in cold areas is of great significance for promoting and developing green building materials.
Bin Chen, Jun Wang
doaj   +1 more source

Effects of Steel Springs on the Flexural Strength of Normal Concrete Beams: A Numerical and Experimental Study

open access: yesJournal of Studies in Science and Engineering, 2023
In this research study, the possibility of deployment of steel spring utilization to reinforce a concrete beam is investigated and compared with steel bars; this is done to enhance the flexural strength of the structural concrete beam. For this purpose,
Ilham Ibrahim Mohammed
doaj   +1 more source

In vitro comparison of flexural strength and elastic modulus of three provisional crown materials used in fixed prosthodontics [PDF]

open access: yes, 2013
Objectives: To evaluate and compare the flexural strength and the elastic moduli of three provisional crown materials (methyl methacrylate based autopolymerized resin, bis acryl composite based autopolymerized resin and urethane dimethacrylate based ...
Poonacha, Seema   +4 more
core   +1 more source

Evaluation of the flexural strength of carbon, quartz, and glass fiber-based posts

open access: yesSaudi Endodontic Journal, 2014
Objectives: This study was done to evaluate the flexural strength of carbon, quartz, and glass fiber posts by means of three-point bending test. Materials and Methods: Thirty pre-fabricated fiber posts were used and divided into three groups.
Sita Rama Raju   +5 more
doaj   +1 more source

Lightweight SFRC benefitting from a pre-soaking and internal curing process [PDF]

open access: yes, 2019
The presented research program is focused on the design of a structural lightweight fiber-reinforced concrete harnessing an internal curing process. Pre-soaked waste red ceramic fine aggregate and pre-soaked artificial clay expanded coarse aggregate were
Horňáková, Marie   +3 more
core   +1 more source

Multi-objective optimization of carbon/glass hybrid composites with newly developed resin (NDR) using gray relational analysis [PDF]

open access: yes, 2020
Purpose: It is seen that little amount of work on optimization of mechanical properties taking into consideration the combined effect of design variables such as stacking angle, stacking sequence, different resins and thickness of composite laminates has
Bhalerao, Yogesh J.   +1 more
core   +1 more source

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