Results 71 to 80 of about 98,747 (318)

Polymerization Shrinkage with Light-Initiated Dental Composites [PDF]

open access: yes, 2009
The present work addressed the determination and visualization of the direction and extent of polymerization shrinkage in the light-initiated composite. Hypotheses about the light-cured composite contraction patterns are controversial.
Chiang, Yu-Chih
core  

The optical behavior of nano filled resin composite loaded with graphene oxide nanoparticles

open access: yesBMC Oral Health
Objectives Assessment of the effect of incorporation of graphene oxide nanoparticles (GONPs), different concentrations into resin composite with different thicknesses on its color modulation.
Heba fathy, Hassan Haroun, Mona Riad
doaj   +1 more source

Purification and preparation of Marchantia polymorpha Auxin Response Factor 2 for phase separation studies

open access: yesFEBS Open Bio, EarlyView.
We describe detailed protocols for the purification and preparation of Marchantia polymorpha Auxin Response Factor 2 (MpARF2). This protein is fused to an MBP solubility tag and an mNG fluorescent tag and is purified from Escherichia coli. The presented procedures make it possible to study MpARF2 assemblies, which could arise from phase separation ...
Bas Janssen   +5 more
wiley   +1 more source

Avaliação clínica de uma resina composta em restaurações de dentes posteriores: 18 meses [PDF]

open access: yes, 2008
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em OdontologiaO objetivo deste trabalho foi avaliar o desempenho clínico de uma resina composta micro-híbrida (Opallis, FGM, Joinville ...
Bernardon, Jussara Karina
core  

Interfacial microscopic examination and chemical analysis of resin-dentin interface of self-adhering flowable resin composite [version 2; referees: 2 approved]

open access: yesF1000Research, 2017
Background: The newly introduced self-adhering flowable resin-composites decrease the required time for application by incorporation of an acidic adhesive monomer, thus reducing the number of the steps, but its bonding is still uncertain. The aim of this
Tamer M. Hamdy
doaj   +1 more source

Characteristics and Outcomes of Male Participants in a Multicenter Longitudinal Australian Study Cohort

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this study was to determine the differences in demographic, serologic, and clinical characteristics between male and female patients with systemic sclerosis (SSc) in an Australian cohort. Methods This was a retrospective observational study using data from the Australian Scleroderma Cohort Study.
Emily Lin   +14 more
wiley   +1 more source

Dielectric flow sensing in resin transfer moulding of carbon fibre reinforced composites. [PDF]

open access: yes, 2000
An in situ dielectric technique for sensing flow is outlined and shown to be suitable for use in moulding of composites from liquid resins containing continuous conducting fibres. This work builds upon the recent development of a sensor for monitoring
Skordos, Alexandros A.   +1 more
core   +1 more source

Light‐Assisted 3D Printing Techniques and Photocrosslinking Strategies: Recent Advances in Musculoskeletal Tissue Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
In this review, the current state of light‐assisted 3D printing as it pertains to engineering musculoskeletal tissues including bone, cartilage, skeletal muscle, tendon, and ligaments is summarized. Common printing techniques, photoreactive materials, and study design choices are compiled and reviewed.
Meagan Morgan, Bin Zhang, Roger Narayan
wiley   +1 more source

Electric-field structuring of piezoelectric composite materials [PDF]

open access: yes, 1999
Piezoelectric composite materials, consisting of a ferroelectric ceramic in an electrically-inactive polymer matrix, have been shown to greatly outperform single phase materials for certain applications.
Wilson, Stephen A., Wilson, S.
core  

Variable Stiffness Flexure Structures Enabled by Phase‐Change Gallium and Adhesive Interfacial Locking for Soft Robotic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A flexure‐based variable stiffness structure is developed by integrating phase‐change modulation and adhesive interfacial locking of gallium. The design enables a wide stiffness variability, transitioning from soft, flexible behavior to rigid, load‐supporting performance.
Sungjin Kim   +2 more
wiley   +1 more source

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