نتایج جستجو برای: nanocomposite filler

تعداد نتایج: 21746  

Journal: :Eastern-European Journal of Enterprise Technologies 2021

Polymer nanocomposites are widely used in various high-tech industries. Due to the combination of elasticity matrix and strength inorganic filler, they have improved functional characteristics compared unfilled polymers. The article is devoted determining effect carbon nanotubes (CNT) on microstructure properties polymeric nanocomposite materials for 3D printing based polycarbonate. As a result...

Journal: :Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics 1999
B P Lee J F Douglas S C Glotzer

The influence of immobile filler particles (spheres, fibers, platelets) on polymer-blend phase separation is investigated computationally using a generalization of the Cahn-Hilliard-Cook (CHC) model. Simulation shows that the selective affinity of one of the polymers for the filler surface leads to the development of concentration waves about the filler particles at an early stage of phase sepa...

2012
S. Govindan E. A. K. Nivethaa R. Saravanan V. Narayanan A. Stephen

Chitosan–silver (CS–Ag) nanocomposite materials were synthesized by a simple chemical method. The synthesized CS–Ag nanocomposite contains 20 wt% silver. Silver nanoparticles were synthesized by chemical reduction method as well. The CS–Ag nanocomposite was characterized using Field emission scanning electronic microscope (FESEM), X-ray diffraction (XRD) and Fourier transform infrared spectrosc...

2014

The discovery of new materials with unique properties often leads to new technology. After discovery of conductive polymers at the end of the 1970s, it opened up a whole new research, which eventually led to a new technology of plastic electronics (Chiang et al., 1978). When interesting material properties are observed in the laboratory, efforts are made to understand their mechanisms, which le...

2018
Eman M. Fayyad Aboubakr M. Abdullah Mohammad K. Hassan Adel M. Mohamed Chuhong Wang George Jarjoura Zoheir Farhat

Dispersion of 2D carbon nitride (C3N4) nanosheets into a nickel phosphorous (NiP) matrix was successfully achieved by ultrasonication during the electroless plating of NiP from an acidic bath. The morphology and thickness, elemental analysis, phases, roughness, and wettability for as-plated and heat-treated nanocomposite were determined by scanning electron microscopy, energy-dispersive X-ray s...

2016
Isil Birlik N. Funda Ak Azem Mustafa Toparli Erdal Celik Tulay Koc Delice Sidika Yildirim Onur Bardakcioglu Tuncay Dikici

In this paper, Ni–TiO2 nanocomposite coatings with different sizes of TiO2 nanoparticles were successfully prepared by electrodeposition process from a nickel electrolyte in which the TiO2 nanoparticles were suspended. The influence of relevant deposition parameters on the nanocomposite coating characteristics was discussed. X-ray diffractometer has been applied in order to investigate the phas...

2010
Kyle Grove

This paper provides a new account for why online processing of filler-gap relative clause dependencies is more difficult in cases where filler-gap interacts with object control than in cases involving subject control, as reported by Frazier et al. (1983). Frazier et al. (1983) argued for a Recent Filler heuristic in which the parser expects to discharge the most recent filler at every gap site....

Background and Aim: Novel dental materials including nanocomposites have been introduced in recent years. It is claimed that they have superior properties such as high esthetic, low wear, increased filler content resulting in better mechanical properties, and releasing ions i.e. fluoride and amorphous calcium phosphate that are important for enamel remineralization. Considering these features, ...

Journal: :Dental materials journal 2000
S Urapepon K Kakuta H Ogura C Suchatlampong A Rittapai

Powder-liquid type metal-resin composites, using Ag-Sn irregular particles as the filler, 4-META as coupling agent and UDMA + TEGDMA as resin matrix, were experimentally prepared under 9 different conditions (three different particle sizes and three different filler contents). The flexural strength and flexural modulus were measured. Three different irregular particle size MRCs without redox-in...

2017
Sheng Gong Huayao Chen Xinhua Zhou Sundaram Gunasekaran

We have synthesized core-shell structured 3-methacryloxypropyltrimethoxysilane (MPS) functionalized antimony-doped tin oxide nanoparticles (MANs)-poly(methyl methacrylate-co-butyl acrylate) (PMMA-co-BA, PMB) nanocomposite latex particles via miniemulsion polymerization method. Polymerizable anionic surfactant DNS-86 (allyloxy polyoxyethylene(10) nonyl ammonium sulfate) was first introduced to s...

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