نتایج جستجو برای: crncu composite powder

تعداد نتایج: 166284  

2014
Anish Khan Aftab Aslam Parwaz Khan Abdullah M. Asiri Malik Abdul Rub

Poly(o-anisidine) molybdophosphate was expediently obtained by sol-gel mixing of Poly(o-anisidine) into the inorganic matrices of molybdophosphate, which was allowed to react with silver nitrate to the formation of poly(o-anisidine) molybdophosphate embedded silver nano composite. The composite was characterized by Fourier Transform Infrared Spectroscopy, X-ray powder diffraction, UV-Vis Spectr...

2013
Abdullah M Asiri Sher Bahadar Khan Mohammed M Rahman Abdullah G Al-Sehemi Saleh A Al-Sayari Mohammad Sultan Al-Assiri

In this report, we illustrate a simple, easy, and low-temperature growth of Ag/Ag2O3/ZnO composite nanorods with high purity and crystallinity. The composite nanorods were structurally characterized by field emission scanning electron microscopy, X-ray powder diffraction, Fourier transform infrared spectroscopy, and X-ray photoelectron spectroscopy which confirmed that synthesized product have ...

2011
S. Ateş İ. Uzun

In this study, metal matrices composite samples has been produced by saturating the Al2014 alloy into the 105μm particle sized SiC powder helping with pressured infiltratiıon technique. The SiC powder has been filled into the tube with 70 mm in height and has been fixed from two ends. The infilitration has been performed in 3 minutes, under N2 argon atmosphere and 700kPa constant pressure and i...

A. Mostafapour S. T. Khandani

Friction stir processing was applied for fabricating an aluminum alloy based hybrid nano composite reinforced with nano sized Al2O3 and micro sized graphite particles. A mixture of Al2O3 and graphite particles was packed into a groove with 1 mm width and 4.5 mm depth, which had been cut in 5083 aluminum plate of 10 mm thick. Packed groove was subjected to friction stir processing in order to im...

2011
Jan Prasek Dalibor Huska Ondrej Jasek Lenka Zajickova Libuse Trnkova Vojtech Adam Rene Kizek Jaromir Hubalek

The first aim of this study was to fabricate vertically aligned multiwalled carbon nanotubes (MWCNTs). MWCNTs were successfully prepared by using plasma enhanced chemical vapour deposition. Further, three carbon composite electrodes with different content of carbon particles with various shapes and sizes were prepared and tested on measuring of nucleic acids. The dependences of adenine peak hei...

2012
C. S. Chen X. D. Xie T. G. Liu L. W. Lin J. C. Kuang X. L. Xie L. J. Lu S. Y. Cao

Multi-walled carbon nanotubes (MWNTs)/Cu-doped ZnO composite powders were prepared by co-precipitation method, and were characterized by X-ray diffraction, electron microscopy, fluorescence spectrum, and ultraviolet spectrum. Experimental results show that the MWNTs can be modified by Cu-doped ZnO nanoparticles with hexagonal wurtzite structure after annealed at 450 °C, and the nanoparticle siz...

2013
Z. Salleh M. N. Berhan Koay Mei Hyie D. H. Isaac

Natural fibres have emerged as the potential reinforcement material for composites and thus gain attraction by many researchers. This is mainly due to their applicable benefits as they offer low density, low cost, renewable, biodegradability and environmentally harmless and also comparable mechanical properties with synthetic fibre composites. The properties of hybrid composites highly depends ...

2011
Ahmet Umut GÜLER Ibrahim DURAN Ali Çagin YÜCEL Pelin ÖZKAN

OBJECTIVES The purpose of this study was to investigate the effect of different air-polishing powders on the color stability of different types of composite resin restorative materials. MATERIAL AND METHODS Thirty cylindrical specimens (15×2 mm) were prepared for each of 7 composite resin restorative materials. All specimens were polished with a series of aluminum oxide polishing discs (Sof-L...

2015
S. Natarajan P. K. Chawdhry Sai Nath

Powder metallurgy has been used for the manufacture of fully dense, which have not reacted composites consisting of a matrix of copper containing 50 -60 vol% particles with negative thermal ZrW2O8 expansion. On cycling between 25 and 300°C, the compounds showed coefficients thermal expansion which varies rapidly with temperature and significantly larger than expected by theory. Improvements in ...

2013
M. Ramesh Prabhu S. Rajendra

Composite polymer electrolyte (CPE) membranes, comprising poly (vinylidene fluoride) (PVdF)/poly (methyl methacrylate) (PMMA), BaTiO3 as ceramic filler and LiBF4 as the lithium salt were prepared using a solution casting technique. The prepared membranes were subjected to XRD, FT-IR, impedance spectroscopy and thermal stability studies. The incorporation of nanofiller greatly enhanced the ionic...

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