Results 71 to 80 of about 276,756 (206)

Decolorization of Orange-G Aqueous Solutions over C60/MCM-41 Photocatalysts

open access: yesApplied Sciences, 2019
The majority of the photocatalysts studied for azo-dye degradation are based on semiconductor materials. Studies reported on non-semiconducting materials are very scarce.
John Kyriakopoulos   +4 more
doaj   +1 more source

Simultaneous co-metabolic azo dye decolourisation and bio-electricity generation in microbial fuel cells

open access: yes, 2012
Azo dyes are the main contributors to toxicity and high organic load in coloured industrial wastewater. Conventional wastewater treatment technologies are ineffective with regard to treating azo dyes. Hence innovative technologies capable of removing azo
Kyazze, G., Keshavarz, T., Fernando, E.
core  

External resistance as a potential tool for influencing azo dye reductive decolourisation kinetics in microbial fuel cells

open access: yes, 2014
Azo moieties of polar and highly charged azo dyes are thought to undergo reductive degradation into constituent amines in the extracellular milieu of bacterial cells due to their inability to penetrate into cellular interior.
Kyazze, G., Keshavarz, T., Fernando, E.
core   +1 more source

Leveraging Isomerization of Azo Dyes and Imines for the Facile Synthesis of Oxadiazepines and Related Heterocycles

open access: yesJournal of Heterocyclic Chemistry, EarlyView.
A robust method for synthesizing substituted oxadiazepines and related heterocycles via intramolecular SNAr is detailed. Under mild conditions, this methodology has been leveraged to afford products of varying electronic and aryl nature in up to 99% yields.
Matthew W. Reeves   +4 more
wiley   +1 more source

Fluorenone and Fluorenemalononitrile‐Tethered Conjugated Microporous Polymers for Efficient CO2 Uptake and Rhodamine B Removal

open access: yesMacromolecular Rapid Communications, EarlyView.
TPET‐F2CN CMP exhibited higher CO2 uptake (2.88 mmol g−1 at 273 K) and superior Rhd B adsorption, with an equilibrium capacity of 98.12 mg g−1 and a maximum monolayer capacity of 155.6 mg g−1. ABSTRACT Herein, two conjugated microporous polymers (CMPs), TPET‐FO and TPET‐F2CN, are functionalized with carbonyl and nitrile groups.
Mohamed Gamal Mohamed   +8 more
wiley   +1 more source

Influence of microwave irradiation on hypochlorite decolorisation of synthetic dyes

open access: yesZaštita Materijala, 2016
In this study three synthetic dyes were treated using hypochlorite or combination of hypochlorite and microwave irradiation in order to investigate factors which determine decolorisation of the investigated compounds. An azo dye (C.I. Reactive Orange 16 -
Dušan Ž. Mijin   +4 more
doaj   +1 more source

Simultaneous azo dye degradation and biohydrogen production by strain L17 form gastrointestinal origin [PDF]

open access: yes, 2014
Nowadays, with the increase in the population of the world, energy consumption is one of the important issues. Environmental pollution is another issue related to the pollution rise.
Hosseinnia, Ali
core  

The Assembly of “S3N” – Ligands Decorated with an Azo-Dye as Potential Sensors for Heavy Metal Ions [PDF]

open access: yes, 2017
An “S3N-ligand azo-dye” conjugate has been synthesised with a view to the development of a sensor for heavy metal ions. Complexation of this system with Ag(I), Hg(II) and Cu(II) salts has been investigated and an X-ray structure obtained for a Hg(II ...
Vitorica-Yrezabal, Inigo   +5 more
core   +1 more source

Polypyrrole Nanofibrous Aerogel for Pressure Sensing and Anionic Contaminant Remediation

open access: yesSmall, EarlyView.
Nanofibrous aerogels (NFAs), highly porous ultralow‐density networks of entangled nanofibers, are conformally coated with polypyrrole (PPy) to provide a multifaceted material platform. Leveraging NFA's high surface area and mechanically robust structure with the conductive properties of PPy enables pressure‐responsive sensing for flexible electronics ...
Muhammed Ziauddin Ahmad Ebrahim   +4 more
wiley   +1 more source

Degradation of azo dye (Acid orange 7) in a microbial fuel cell: comparison between anodic microbial-mediated reduction and cathodic laccase-mediated oxidation [PDF]

open access: yes, 2019
More than 80 per cent of wastewater from industries is discharged into receiving water bodies without any pollution control. Microbial fuel cells (MFCs) are a promising technology for the simultaneous treatment of wastewater and electricity production ...
Bowman, K.   +6 more
core   +1 more source

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