نتایج جستجو برای: cooh mwcntfe3o4 nanocomposite
تعداد نتایج: 19458 فیلتر نتایج به سال:
با لایهگذاری پیش ماده تیتانیم تترا ایزو پروپوکساید ویژگی (TTiP) و دوپه شده با فلز آنتیموان (Sb) به روی نانولولههای کربنی چند دیواره کربوکسیله (MWCNT-COOH) و انجام کلسینه شدن، کامپوزیتهای MWCNT-COOH/TiO2 و MWCNT-COOH/TiO2/Sb تهیه شدند و از آنها در تخریب فتوکاتالیتیکی رنگینه متیل اورانژ استفاده شد. عاملهای دمای کلسینه و درصد نانولولههای کربنی از عوامل موردبررسی در این پژوهش بودند. شناسایی ع...
The interaction between some heavy metal ions such as of Pb(II), Cd(II) and Cu(II) ions from aqueous solution adsorbed by single walled carbon nanotube (SWCNTs) and carboxylate group functionalized single walled carbon nanotube (SWCNT-COOH) surfaces were studied by atomic absorption spectroscopy. The effect of contact time, pH, initial concentration of ion, ionic strength and temperature on the...
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...
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...
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...
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...
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...
با لایه گذاری پیش ماده تیتانیم تترا ایزو پروپوکساید ویژگی (ttip) و دوپه شده با فلز آنتیموان (sb) به روی نانولوله های کربنی چند دیواره کربوکسیله (mwcnt-cooh) و انجام کلسینه شدن، کامپوزیت های mwcnt-cooh/tio2 و mwcnt-cooh/tio2/sb تهیه شدند و از آن ها در تخریب فتوکاتالیتیکی رنگینه متیل اورانژ استفاده شد. عامل های دمای کلسینه و درصد نانولوله های کربنی از عوامل موردبررسی در این پژوهش بودند. شناسایی ع...
We incorporated anti-Parkinsonian drug, levodopa (dopa), in Zn/Al-LDH by coprecipitation method to form dopa-LDH nanocomposite. Further coating of Tween-80 on the external surfaces of dopa-LDH nanocomposite was achieved through the oxygen of C=O group of Tween-80 with the layer of dopa-LDH nanocomposite. The final product is called Tween-dopa-LDH nanocomposite. The X-ray diffraction indicates t...
Chitosan (CS) iron oxide magnetic nanoparticles (MNPs) were coated with phytic acid (PTA) to form phytic acid-chitosan-iron oxide nanocomposite (PTA-CS-MNP). The obtained nanocomposite and nanocarrier were characterized by powder X-ray diffraction, Fourier transform infrared spectroscopy, vibrating sample magnetometry, transmission electron microscopy, and thermogravimetric and differential the...
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