نتایج جستجو برای: dye modification
تعداد نتایج: 167141 فیلتر نتایج به سال:
The sol-gel method is a versatile tool for the modification and functionalization of textiles. This can be also used to support application dyes on textile materials. paper related fluorescence dye Rhodamine B together with an industrial component. Beside spectroscopy, scanning electron microscopy (SEM) energy dispersive spectroscopy (EDS) are investigation produced samples. realized effects st...
Researchers have tested Lignocellulose derived material (LDMs) from different sources ranging agricultural to wood in order facilitate the adsorption of chemical contaminants, such as heavy metals and dyes water bodies, eradicate contamination. However, methods been employed modify nature LDMs enable their suitability for contaminants removal. Among all these methods, acid modification has gain...
Highly crystalline ZnO and Ga-modified zinc oxide (ZnO:Ga) nanoparticles containing 1, 3 and 5 atom% of Ga3+ were prepared by precipitation method at low temperature. The films were characterized by XRD, BET, XPS and SEM. No evidence of zinc gallate formation (ZnGa2O4), even in the samples containing 5 atom% of gallium, was detected by XRD. XPS data revealed that Ga is present into the ZnO matr...
Abstract Natural mulberry leaves and carboxylic acid-modified (Morus alba L.) were used for the first time to scrutinize effects of modification on retention efficiency an anionic dye (Remazol Brilliant Blue R (RBBR)) from aqueous solutions suggest economical promising adsorbent treatment dye-contaminated water. The characterization adsorbents was accomplished through common techniques includin...
Dye-sensitized solar cells are currently under intense academic and industrial investigation, owing to their great potential to serve as a low-cost alternative to existing photovoltaic technologies. This paper puts forward a method, which adopts heterocyclic substituted triarylamine units as electronic donor moieties, to design triarylamine dyes for efficient dye-sensitized solar cells. Three n...
The phenosafranine adsorbed onto the micro and mesoporous materials prepared by ion exchange method and interaction of the dye with host materials were studied by X-ray photoelectron spectroscopy to elucidate the influence of the host matrix on the binding energy of N 1s orbital. Core level N 1s X-ray photoelectron spectroscopy reveals the interaction between the dye and the solid surface throu...
The objective was to estimate suitability of humics-modified silica gels for adsorptive removal of the Direct Brown 1 trisazo dye from aqueous phase. The major advantage of the proposed adsorbents is that of an ecologically sound procedure of immobilizing silanized humic derivatives onto silica gel in aquatic solutions. The silanized humic derivatives, in turn, are obtained without a use of org...
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