Results 61 to 70 of about 2,714,411 (365)

Fracture Toughness, Flexural Strength and Flexural Modulus of New CAD/CAM Resin Composite Blocks.

open access: yesJournal of Prosthodontics, 2019
PURPOSE To determine and compare the fracture toughness, flexural strength and flexural modulus of four new, commercially available CAD/CAM resin composite blocks and one new CAD/CAM lithium disilicate glass-ceramic block, tested under dry and aged ...
I. J. R. Lucsanszky, N. Ruse
semanticscholar   +1 more source

MAGTWIST: A Magnetically‐Driven Rotary Actuator Using a Traveling‐Wave With Integrated Stiffness Tunability

open access: yesAdvanced Functional Materials, EarlyView.
MAGTWIST: A compact magnetic rotary actuator, enabling smooth, stepless rotation, and on‐demand locking. Inspired by peristalsis, a soft polymer belt generates a traveling‐wave, enabling 270° rotation when heated. Cooling stiffens the belt, locking it in position and enabling it to withstand high loads.
Simon Frieler   +3 more
wiley   +1 more source

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

Influence of fabrication methods on the flexural strength of two glass-ceramics with different chromas

open access: yesBrazilian Dental Science
Objective: To investigate whether different methods of preparing the specimens for three-point flexural strength testing influence the flexural strength values of lithium disilicate (LD) and zirconia-reinforced lithium silicate (ZLS) of two chromas (A1 ...
Victor Mosquim   +5 more
doaj   +1 more source

Effect of Polypropylene Fiber on the Flexural Strength Properties of Lightweight Foam Mixed Soil

open access: yesAdvances in Materials Science and Engineering, 2019
This study examines the effect of polypropylene fiber on the flexural strength properties of lightweight foam mixed soil (LFS). The flexural properties of LFS comprising different proportions of polypropylene fiber (58 mm) at different volume fractions ...
Raksiri Sukkarak   +4 more
doaj   +1 more source

Self‐Assembling Peptide Hydrogels Support Stromal Vascular Fraction Viability to Promote In Vivo Nerve Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Stromal vascular fraction (SVF) may enhance nerve repair, especially when delivered in a self‐assembling peptide hydrogel (SAPH). In vitro, softer SAPH increased neuronal explant outgrowth and supported greater SVF viability and proliferation. In a rat sciatic defect, SVF in an optimized SAPH produced motor and sensory recovery equivalent to autograft ...
Liam A. McMorrow   +6 more
wiley   +1 more source

Flexural strength of polymethyl methacrylate copolymers as a denture base resin.

open access: yesDental materials journal, 2019
To improve the flexural strength and flexural modulus of polymethyl methacrylate (PMMA), copolymerization of PMMA with 10, 20, 30, and 40% (v/v) of either ethyl-methacrylate, butyl-methacrylate (BMA), or isobutyl-methacrylate (IBMA) was carried out. Test
Yeliz Hayran, Yasemin Keskin
semanticscholar   +1 more source

The Influence of Thermocycling on the Flexural Strength of a Polyamide Denture Base Material

open access: yesActa Stomatologica Croatica, 2017
Objective: The aim of the present study was to evaluate the influence of thermocycling on the flexural strength of a polyamide base denture material.
Nick Polychronakis   +3 more
doaj   +1 more source

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