نتایج جستجو برای: dye modification

تعداد نتایج: 167141  

Journal: :Communications in development and assembling of textile products 2023

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...

Journal: :Environmental Engineering Research 2022

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...

Journal: :Dalton transactions 2008
Agnaldo de Souza Gonçalves Marian Rosaly Davolos Naruhiko Masaki Shozo Yanagida Ana Morandeira James R Durrant Jilian Nei Freitas Ana Flávia Nogueira

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...

Journal: :Journal of Water and Health 2023

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...

Journal: :Physical chemistry chemical physics : PCCP 2012
Ming-Dao Zhang Hao Pan Xue-Hai Ju Ya-Jun Ji Ling Qin He-Gen Zheng Xing-Fu Zhou

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...

2009
S EASWARAMOORTHI K ANANTHANARAYANAN B SREEDHAR

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...

Journal: :Chemosphere 2016
Alexander B Volikov Sergey A Ponomarenko Andrey I Konstantinov Kirk Hatfield Irina V Perminova

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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