Results 141 to 150 of about 64,143 (338)

Biodecolorization of textile azo dye using Bacillus sp. strain CH12 isolated from alkaline lake

open access: yesBiotechnology Reports, 2017
Textile azo dye decolorizing bacteria were isolated from alkaline Lakes Abaya and Chamo using Reactive Red 239 (RR239) dye. Through subsequent screening process, strain CH12 was selected to investigate the effects of nutrient supplement, DO, pH ...
Awoke Guadie   +5 more
doaj   +1 more source

Microwave‐Assisted Synthesis of Chitosan–Iron Oxide (CS@Fe3O4) Nanocomposite for Removal of Cationic and Anionic Dyes

open access: yesMacromolecular Materials and Engineering, EarlyView.
A novel chitosan–iron oxide nanocomposite synthesized via microwave‐assisted technique demonstrates rapid and efficient removal of both cationic and anionic dyes from water. Comprehensive characterization and adsorption studies reveal high capacity, reusable performance, and robust removal mechanisms, positioning this material as a promising, scalable ...
Gautam Priyadarshi   +8 more
wiley   +1 more source

Comparison on decolorization of palm oil mill effluent by biological, chemical and physical methods [PDF]

open access: yes, 2001
Decolorization of palm oil mill effluent pretreated by enzyme from Aspergillus niger ATCC 6275 was investigated. The culture filtrate after separation of suspended solids was used for decolorization by biological, chemical and physical methods.
Chantaphaso, S.   +2 more
core  

From Computational Screening to Enhanced Adsorption: Optimized Removal of Toxic Congo Red by Nitrogen‐rich Triazine Polymers

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study validates a DFT‐employed screening approach for discovering new adsorbent materials for organic dyes, successfully identifying CCTAT POP as a highly effective adsorbent for Congo red dye. The POP material exhibits a superior adsorption capacity (46.51 mg g−1) and maintains a regeneration ability, achieving over 90% removal efficiency in ...
Silpa Elizabeth Peter   +4 more
wiley   +1 more source

Electrochemical Reduction Prior to Electro-Fenton Oxidation of Azo Dyes : Impact of the Pretreatment on Biodegradability.

open access: yes, 2012
International audienceThe aim of this work was to study the degradation of three azo dyes, Orange II, Methyl red and Biebrich Scarlet by electro-Fenton and the effect of the electrochemical pretreatment on the biodegradability of the solutions.
Amrane, Abdeltif   +4 more
core   +3 more sources

Bio‐Based Microfluidics With Snail Slime: A By‐Product of Agriculture Plays an Exciting Role in the Chemistry of Microfluidic Reaction Chambers

open access: yesMacromolecular Rapid Communications, EarlyView.
Due to a broad spectrum of active ingredients, snail slime presents a variety of exciting physical properties and chemical reactivities. Especially in the role of the reduction‐ and stabilizing agent for the manufacturing of gold nanoparticles, its great potential is revealed. Utilising the proteins found in slime, Nanoparticle‐comprising hydrogels are
Andrea Koball, Jens Gaitzsch
wiley   +1 more source

Synthesis and Application of Chitosan‐Salicylic Acid Magnetic Nanoparticles in Colon Cancer Cells

open access: yesNano Select, EarlyView.
This study reports the development of magnetic nanoparticles using chitosan as a stabilizer and conjugated with salicylic acid for colon cancer therapy. The biocompatible design enhances nanoparticle stability and enables selective toxicity against cancer cells while minimizing effects on normal cells.
Aida Ebadi   +10 more
wiley   +1 more source

Effective Decolorization and Detoxification of Single and Mixed Dyes with Crude Laccase Preparation from a White-Rot Fungus Strain Pleurotus eryngii

open access: yesMolecules
To fully harness the potential of laccase in the efficient decolorization and detoxification of single and mixed dyes with diverse chemical structures, we carried out a systematic study on the decolorization and detoxification of single and mixed dyes ...
Mingrui Ge   +4 more
doaj   +1 more source

Photocatalytic degradation of Reactive Black 8 in UV/TiO2 /H2O2 system: Optimization and modeling using a response surface methodology (RSM) [PDF]

open access: yes, 2013
Reactive azo dyes are among the most applicable dyes n textile industries. However, these compounds are environmentallyhazardous and difficult to treat by classical ethods.
Royaee, Sayed   +2 more
core  

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