نتایج جستجو برای: bio nanocomposite

تعداد نتایج: 73977  

2015
Mehdi Mehdikhani-Nahrkhalaji Mohammad Hossein Fathi Vajihesadat Mortazavi Sayed Behrouz Mousavi Ali Akhavan Abbas Haghighat Batool Hashemi-Beni Sayed Mohammad Razavi Fatemeh Mashhadiabbas

BACKGROUND The aim of this study was to evaluate the interaction of bioactive and biodegradable poly (lactide-co-glycolide)/bioactive glass/hydroxyapatite (PBGHA) and poly (lactide-co-glycolide)/bioactive glass (PBG) nanocomposite coatings with bone. MATERIALS AND METHODS Sol-gel derived 58S bioactive glass nanoparticles, 50/50 wt% poly (lactic acid)/poly (glycolic acid) and hydroxyapatite na...

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...

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...

2013
D. Thuau G. Dubourg K. Haupt C. Pellet P. Poulin I. Dufour C. Ayela

Hitherto the MEMS field has evolved with the semiconductor industry where silicon is the predominant material. As the MEMS sector expands and diversifies, research focuses on new optimised materials with respect to the functional requirements (e.g. low cost, flexibility, optical transparency, biocompatibility and large surface) of future electronic devices [1]. To this end, substituting rigid i...

2011
Ahmet Nedim Ay Deniz Konuk Birgul Zümreoglu-Karan

A new nanocomposite architecture is reported which combines prolate spheroidal hematite nanoparticles with drug-carrying layered double hydroxide [LDH] disks in a single structure. Spindle-shaped hematite nanoparticles with average length of 225 nm and width of 75 nm were obtained by thermal decomposition of hydrothermally synthesized hematite. The particles were first coated with Mg-Al-NO3-LDH...

Journal: :Biomaterials 2012
Ming Ma Hangrong Chen Yu Chen Xia Wang Feng Chen Xiangzhi Cui Jianlin Shi

Uniform Au NRs-capped magnetic core/mesoporous silica shell nanoellipsoids (Au NRs-MMSNEs) were prepared by coating a uniform layer of Au NRs on the outer surface of a magnetic core/mesoporous silica shell nanostructure, based on a two-step chemical self-assembly process. This multifunctional nanocomposite integrate simultaneous chemotherapy, photo-thermotherapy, in vivo MR-, infrared thermal a...

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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