Results 1 to 10 of about 360,909 (306)

Impact and fracture resistance of an experimental acrylic polymer with elastomer in different proportions [PDF]

open access: yesMaterials Research, 2009
The purpose of this study was to evaluate the impact and fracture resistance of acrylic resins: a heat-polymerized resin, a high-impact resin and an experimental polymethyl methacrylate with elastomer in different proportions (10, 20, 40 and 60%).
Fernanda de Carvalho Panzeri Pires-de-Souza   +4 more
doaj   +4 more sources

The Effects of Sodium Dichloroisocyanurate and Calcium Hydroxide as Intracanal Medicaments on Microhardness and Fracture Resistance of Dentin: An In Vitro Study [PDF]

open access: yesClinical and Experimental Dental Research
Objectives The aim of this study was to evaluate the effect of sodium dicholoroisocyanurate (NaDCC) as intracanal medicament on the dentin microhardness and fracture resistance of teeth compared to calcium hydroxide (CH). Material and Methods Root canals
Fereshte Sobhnamayan   +4 more
doaj   +2 more sources

Effect of fiber reinforcement on the fracture resistance of bulk-fill composite restorations in endodontically treated premolars: an in vitro study [PDF]

open access: yesBMC Oral Health
Background This in vitro study aimed to evaluate the fracture resistance of endodontically treated premolars restored with different bulk-fill composites with and without polyethylene fiber reinforcement.
Ismail Ozkocak, Fatma Aytac Bal
doaj   +2 more sources

The fracture toughness analysis on the basalt fiber reinforced asphalt concrete with prenotched three-point bending beam test

open access: yesCase Studies in Construction Materials, 2022
In this study, the fracture resistance of the basalt fiber reinforced asphalt concrete (BFRAC) constructed in The Republic of Mozambique was investigated with prenotched three-point bending beam tests.
Chao Zhang   +3 more
doaj   +1 more source

Fracture Resistance of Equine Cheek Teeth With and Without Occlusal Fissures: A Standardized ex vivo Model

open access: yesFrontiers in Veterinary Science, 2021
Background:Ex vivo fracture models are frequently used in human dentistry to provide insights in the fracture mechanisms of teeth. Equine cheek teeth fractures are an important dental pathology, but there has been no research performed to examine the ...
Elke Pollaris   +4 more
doaj   +1 more source

The effect of preserving the mid-occlusal enamel-dentin bridge during access cavity preparation on fracture resistance of endodontically treated mandibular molars [PDF]

open access: yesJournal of Dental Materials and Techniques, 2023
Objective: The access cavity preparation technique might influence the fracture resistance of endodontically treated teeth. This study evaluated the impact of preserving the enamel-dentin bridge on fracture resistance of endodontically treated mandibular
Eshagh Ali Saberi, Shima Bijari
doaj   +1 more source

Fracture Resistance of Zirconia Oral Implants In Vitro: A Systematic Review and Meta-Analysis [PDF]

open access: yes, 2020
Various protocols are available to preclinically assess the fracture resistance of zirconia oral implants. The objective of the present review was to determine the impact of different treatments (dynamic loading, hydrothermal aging) and implant features (
Bethke, Annalena   +6 more
core   +1 more source

Fracture Resistance of Primary Molars Restored with Endocrowns Versus Zirconia Crowns (An in Vitro Study)

open access: yesBrazilian Dental Science, 2021
Objective: This study aimed to assess the fracture resistance of primary molars restored with endocrowns compared to prefabricated zirconia crowns. Methods: Twelve sound, defect-free primary second molars were selected and divided into two groups: group
Ayman Sabbah, Mostafa Kamel
doaj   +1 more source

Fracture resistance of polyetheretherketone, Ni-Cr, and fiberglass postcore systems: An in vitro study

open access: yesDental Research Journal, 2022
Background: It is unclear which the material is a better choice for post and core rehabilitation systems in endodontically treated teeth. This study aimed to compare the fracture resistance of three different postcore systems.
Hossein Pourkhalili, Donya Maleki
doaj   +1 more source

The effect of the different restorations on fracture resistance of root-filled premolars

open access: yesBMC Oral Health, 2018
Background The study investigated the fracture resistance of root-filled maxillary premolars with class II cavities restored by different restorations. Methods A total of 55 intact maxillary premolar teeth were included (n = 11).
Hakan Göktürk   +4 more
doaj   +1 more source

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