Results 1 to 10 of about 26,760 (211)

Effect of Cumulative Ionizing Radiation on Flexural Strength, Flexural Modulus, and Elasticity Modulus of Dentin in Unerupted Human Third Molars [PDF]

open access: yesAdvances in Radiation Oncology, 2023
This in vitro study aimed to investigate the changes in mechanical properties in dentin of third molars after radiation therapy using variable doses and frequencies.Rectangular cross sectioned dentin hemisections (N = 60, n = 15 per group; >7 × 4 × 1.2 mm) were prepared using extracted third molars.
Al-Haj Husain, Nadin   +6 more
openaire   +6 more sources

Polymerization Shrinkage and Flexural Modulus of Flowable Dental Composites [PDF]

open access: diamondMaterials Research, 2010
Linear polymerization shrinkage (LPS), flexural strength (FS) and modulus of elasticity (ME) of low-viscosity resin composites (Admira Flow™, Grandio Flow™/VOCO; Filtek Z350 Flow™/3M ESPE; Tetric Flow™/Ivoclar-Vivadent) was evaluated using a well-established conventional micro-hybrid composite as a standard (Filtek Z250&trade ...
Janaína Cavalcanti Xavier   +2 more
openalex   +7 more sources

Comparative Evaluation of Flexural Strength and Flexural Modulus of Different Periodontal Splint Materials: An In Vitro Study [PDF]

open access: goldApplied Sciences, 2019
Splinting of the mobile teeth is a critical part of periodontal management to improve the prognosis and longevity of stable results of periodontally compromised teeth with increased mobility.
Shahabe Saquib   +5 more
doaj   +2 more sources

Flexural modulus, flexural strength, and stiffness of fiber-reinforced posts

open access: yesIndian Journal of Dental Research, 2009
Background: The radiopacity degree of posts is not enough for adequate visualization during radiographic analyses. Glass fiber post with stainless steel reinforcement has been fabricated in an attempt to overcome this limitation.
Novais Veridiana   +4 more
doaj   +4 more sources

Influence of light-curing units on the flexural strength Influence of light-curing units on the flexural strength and flexural modulus of different resin composites and flexural modulus of different resin composites

open access: yesBrazilian Journal of Oral Sciences, 2016
Aim: This study aimed to evaluate the flexural strength and flexural modulus of different resin composites (MasterFill, Opallis, Z250, Supreme) after photoactivation with quartz-tungsten-halogen (QTH - XL2500) or light-emitting diode (LED - Radii and ...
William Cunha Brandt   +4 more
doaj   +2 more sources

Effect of storage and aging conditions on the flexural strength and flexural modulus of CAD/CAM materials

open access: goldDental Materials Journal, 2018
Computer-aided design/computer-aided manufacturing (CAD/CAM) materials were submitted to thermocycling, to identify changes in mechanical behavior. Four CAD/CAM materials were divided in four subordinate groups (n=9): (1) dry out for 7 days, (2) distilled water at 37oC for 7 days, (3) 60,000 thermocycles, and (4) 120,000 thermocycles.
Thiago Soares Porto   +7 more
openalex   +6 more sources

Some mechanical properties of WPCs with wood flour and walnut shell flour [PDF]

open access: yesPolímeros, 2023
This study used a high-density polyethylene (HDPE) polymer matrix, pine-wood flour (PWF) and walnut-shell flour (WSF) to produce wood-plastic composite (WPC) boards. The PWF and WSF filler amounts were adjusted to 20%, 30%, and 40% by weight. Some of the
Bekir Cihad Bal
doaj   +1 more source

THE MECHANICAL BEHAVIOR OF POLYMER COMPOSITES REINFORCED BY NATURAL MATERIALS

open access: yesJournal of Engineering and Sustainable Development, 2021
The waste natural such as groundnut shell, rice husk, eggshell, pistachio shells, etc., are regionally available. All these waste natural has good mechanical characteristics and can be employed more efficiently in the improvement of composite materials ...
Rusul S. Hadi, Hwazen S. Fadhil
doaj   +3 more sources

Influence of Fiber Volume and Fiber Length on Thermal and Flexural Properties of a Hybrid Natural Polymer Composite Prepared with Banana Stem, Pineapple Leaf, and S-Glass

open access: yesAdvances in Materials Science and Engineering, 2021
There is more demand for natural fiber-reinforced composites in the energy sector, and their impact on the environment is almost zero. Natural fiber has plenty of advantages, such as easy recycling and degrading property, low density, and low price ...
K. B. Prakash   +7 more
doaj   +1 more source

Mechanical and Water Absorption Characteristics of Sisal Fiber Reinforced Polypropylene Composite

open access: yesJournal of Natural Fibers, 2022
The aim of this study is to investigate the effect of fiber loading on mechanical and water absorption characteristics of composites made from sisal fiber and polypropylene matrix targeted for use in bathroom wall tile applications.
Eyasu Ferede, Desalegn Atalie
doaj   +1 more source

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