نتایج جستجو برای: azo pollutants

تعداد نتایج: 30512  

2018
Sahand Jorfi Mohammad Javad Barkhordari Mehdi Ahmadi Neemat Jaafarzadeh Azar Moustofi Bahman Ramavandi

Dyes are one of the most important existing pollutants in textile industrial wastewater. These compounds are often toxic, carcinogenic, and mutagenic to living organisms, chemically and photochemically stable, and non-biodegradable. Acid red 18 is one of the azo dyes that are currently used in the textile industries. Photocatalytic degradation offers a great potential as an advanced oxidation p...

2017

Synthetic dyes are complex aromatic compounds used in many industries like paper, printing, textile, food and cosmetics [1]. The major synthetic dyes include azo, triphenylmethane, anthraquinone and metal dyes. They are reported to be carcinogenic and thus their safe release into the environment poses a threat to public health. About 10-15% of the substrate unbound dyes from the industries are ...

2015
Xiaolin Zhang Ming Hua Lu Lv Bingcai Pan

Eliminating dyes in environmental water purification remains a formidable challenge. Laccase is a unique, environmentally friendly and efficient biocatalyst that can degrade pollutants. However, the use of laccase for the degradation of pollutants is considerably limited by its susceptibility to environmental changes and its poor reusability. We fabricated a novel biocatalyst (LacPG) by coating...

Journal: :Journal of Photochemistry and Photobiology A-chemistry 2021

Abstract The degradations of sulfasalazine and also sulfapyridine have been investigated by using the sodium decatungstate Na4W10O32 as a photocatalyst in presence hydrogen peroxide sacrifial agent. selective irradiation decatungstate, W10O324−, pollutants at 365 nm pH = 4.0 leads to reduction via Fenton like reaction involving reduced species, W10O325-. Such process represents an efficient way...

2017
Malkeshkumar Patel Joondong Kim

In this data article, ITO/AZO/Ge photodetector was investigated for electrical circuit model. Due to the double (ITO and AZO) transparent metal-oxide films (DOI:10.1016/j.mssp.2016.03.007) (Yun et al., 2016) [1], the Ge heterojunction device has a better interface quality due to the AZO layer with a low electrical resistance due to the ITO layer (Yun et al., 2015) [2]. The electrical and interf...

Journal: :Indian journal of experimental biology 2010
A Antony Joseph Velanganni C Balasundaram

p-Dimethylaminoazobenzene (DAB) is an azo-dye and known to cause liver tumour in rats. Azo-dye binding protein is a specific cytosolic protein involved in the translocation of azo-dye carcinogen metabolites from liver cytoplasm into the nucleus. Administration of vitamin A (40,000 and 50,000 IU), L-ascorbic acid (500 and 1000 mg) and vitamin E succinate (200-500 mg) reduced the amount of azo-dy...

2017
Junichi Nomoto Katsuhiko Inaba Shintaro Kobayashi Takeshi Watanabe Hisao Makino Tetsuya Yamamoto

We investigated the characteristics of carrier transport and crystallographic orientation distribution in 500-nm-thick Al-doped ZnO (AZO) polycrystalline films to achieve high-Hall-mobility AZO films. The AZO films were deposited on glass substrates at 200 °C by direct-current, radio-frequency, or radio-frequency-superimposed direct-current magnetron sputtering at various power ratios. We used ...

2011
Xi Fan Guojia Fang Shishang Guo Nishuang Liu Huimin Gao Pingli Qin Songzhan Li Hao Long Qiao Zheng Xingzhong Zhao

Flake-like Al-doped ZnO (AZO) nanostructures including dense AZO nanorods were obtained via a low-temperature (100°C) hydrothermal process. By doping and varying Al concentrations, the electrical conductivity (σ) and morphology of the AZO nanostructures can be readily controlled. The effect of σ and morphology of the AZO nanostructures on the performance of the inverted organic solar cells (IOS...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده برق 1393

در این پایان نامه، به منظور بررسی ویژگی های اکسید روی و اکسید روی آلاییده شده با آلومینیوم، شبیه سازی اتمی ساختار بلوری اکسید روی به کمک کد siesta انجام شد. سپس به رشد نانومیله های اکسید روی به روش حمام شیمیایی بر روی زیرلایه های azo و ito/zno پرداخته شد. رشد در دمای ? 85 با غلظت محلول 24 میلی مولار به مدت 15 دقیقه، نانومیله هایی با نسبت طول به قطر به ترتیب 100 به 50 نانومتر را نتیجه داد که با ...

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