Results 41 to 50 of about 155,903 (385)

Damage-tolerant, laminated structural supercapacitor composites enabled by integration of carbon nanotube fibres [PDF]

open access: yesMultifunctional Materials 2020, 3 (1), 015001, 2020
A natural embodiment for multifunctional materials combining energy-storing capabilities and structural mechanical properties are layered structures, similar to both laminate structural composites and electrochemical energy storage devices. A structural composite with integrated electric double layer capacitive storage is produced by resin infusion of ...
arxiv   +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

Molecular Dynamics Study to Predict Thermo-Mechanical Properties of DGEBF/DETDA Epoxy as a Function of Crosslinking Density [PDF]

open access: yes, 2021
Epoxy resins are used extensively in composite materials for a wide range of engineering applications, including structural components of aircraft and spacecraft. The processing of fiber-reinforced epoxy composite structures requires carefully selected heating and cooling cycles to fully cure the resin and form strong crosslinked networks.
arxiv   +1 more source

In vitro attrition wear resistance of four types of paste-like bulk-fill composite resins

open access: yesBMC Oral Health, 2022
Background Recently, the application of bulk-fill composite resins has increased significantly. Attrition wear and the consequently increased surface roughness of composite resins are among the causes of restoration failure in the posterior teeth.
Faeze Asadian   +5 more
doaj   +1 more source

Transparent and conductive graphene oxide-polyethylenglycol diacrylate coatings obtained by photopolymerization [PDF]

open access: yes, 2010
Water dispersed graphene oxide sheets were used to prepare graphene-polyethylenglycol diacrylate resin composites by photopolymerization. It was found that graphene sheets undergo excellent morphological distribution within the resin system, giving rise to transparent composites with unaltered thermal properties with respect to the neat resin, that are
arxiv   +1 more source

In vitro evaluation of composite resin fluorescence after natural aging [PDF]

open access: yes, 2020
Some composite resins contain luminophorous agents in order to reproduce tooth fluorescence. The objective of this study was to compare the fluorescence spectra emitted by composite resins with those of human enamel and dentin, and their emission ...
Garrido, Talissa-Mayer   +6 more
core   +1 more source

Adhesion between the Resin Shell and Composite Resin.

open access: yesThe Journal of Nihon University School of Dentistry, 1992
Adhesiveness between the resin shell and composite resin was examined. As the resin shell, SR-PE-ISOCETTE, made from thermosetting crown and bridge resin, was used. The shear bond strengths between the resin shell and photocurable composite resin bonded by various methods were measured after 1-day of immersion in water at 37 degrees C. Super-bond C & B
Hideo Kanaya   +4 more
openaire   +4 more sources

Relative biocompatibility of micro-hybrid and nano-hybrid light-activated composite resins [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2017
Background. In vitro studies have revealed a direct association between resin content and cytotoxicity of composite re-sins; however, implantation studies in this regard are sparse.
Abiodun Olabisi Arigbede   +2 more
doaj   +1 more source

In Vitro Evaluation of Gastric Acid and Toothbrushing Effect on the Surface State of Different Types of Composite Resins

open access: yesMedicina, 2022
Background and Objectives: The aim of this in vitro study was to evaluate the effect of gastric acid associated with the effect of toothbrushing on the surface roughness of different types of composite resin used for direct restorations.
Ionuț Tărăboanță   +8 more
doaj   +1 more source

Thermal properties of composite materials with a complex fractal structure [PDF]

open access: yesJ. Phys. D: Appl. Phys. 47 (2014) 235303, 2014
In this work, we report the thermal characterization of platelike composite samples made of polyester resin and magnetite inclusions. By means of photoacoustic spectroscopy and thermal relaxation, the thermal diffusivity, conductivity and volumetric heat capacity of the samples were experimentally measured.
arxiv   +1 more source

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