Results 11 to 20 of about 41,678 (206)

Toxic metal removal by Biosorption

open access: gold, 2023
Toxicity of Flouride and Chromate ions is well known,causing Fluorosis and Cancer respectively. Arsenic , mercury, lead and cadmium are highly toxic even at low levels. Zn( ll) is substituted in metallo enzymes by cadmium. Toxic As ( lll) inhibits enzyme action. Mercury is responsible for Minimata disease while lead poisoning occurs due to its presence
Jyotsna Lal
openalex   +3 more sources

Copper biosorption by Auricularia polytricha [PDF]

open access: yesLetters in Applied Microbiology, 2003
The objective of the present study was to determine the optimum conditions for copper (Cu) biosorption by Auricularia polytricha mycelium in view of its immobilization in polyvinyl alcohol (PVA).The adsorption of Cu(II) onto A. polytricha was studied in batch with respect to initial pH, temperature, adsorption time, initial metal ion and biomass ...
E Galli   +4 more
openaire   +3 more sources

Biosorption of chromium (VI) by chitosan-immobilized acinetobacter haemolyticus [PDF]

open access: yes, 2012
In this study, the ability of chitosan-immobilized Acinetobacter haemolyticus as biosorbent for chromium (VI) biosorption in batch system was investigate.
Ahmad, Norlaily   +2 more
core   +1 more source

Optimization and mechanisms for biodecoloration of a mixture of dyes by Trichosporon akiyoshidainum HP 2023 [PDF]

open access: yes, 2017
Trichosporon akiyoshidainum HP2023 is a basidiomycetous yeast isolated from Las Yungas rainforest (Tucumán, Argentina) and selected based on its outstanding textile-dye-decolorizing ability.
Castellanos, Lucia Ines   +3 more
core   +1 more source

Cu2+ uptake by Chlorococcum hemicolum - A Xeric Chlorophycean Alga [PDF]

open access: yes, 2011
Bioremediation of copper by xeric chlorophycean bioremediator, Chlorococcum hemicolum was investigated. The growth rates at various concentrations of Cu2+ were assessed in terms of protein level and 8 mg L-1 (37.67 % level in growth kinetics) is the ...
Devendra Kumar   +3 more
core   +2 more sources

Framework for technical communication skills content development for students in Malaysian Vocational Colleges: a fuzzy delphi study [PDF]

open access: yes, 2019
Developing technical communication is vital to ensure employability of graduates in Technical and Vocational Education and Training (TVET) institutions.
Abdul Razzaq, Abdul Rasid   +3 more
core   +2 more sources

Use of Desulfovibrio and Escherichia coli Pd-nanocatalysts in reduction of Cr(VI) and hydrogenolytic dehalogenation of polychlorinated biphenyls and used transformer oil [PDF]

open access: yes, 2012
BACKGROUND Desulfovibrio spp. biofabricate metallic nanoparticles (e.g. ‘Bio-Pd’) which catalyse the reduction of Cr(VI) to Cr(III) and dehalogenate polychlorinated biphenyls (PCBs). Desulfovibrio spp.
Baxter-Plant, VS   +7 more
core   +1 more source

Metaldehyde removal from drinking water by adsorption onto filtration media: mechanisms and optimisation [PDF]

open access: yes, 2018
Trace micropollutants should be removed during drinking water production without increasing the disinfection-by-product formation potential or energy demand of the treatment process.
Hassard, F.   +3 more
core   +2 more sources

Studi Karakteristik Biopolimer Gracilaria Verrucosa Sebagai Bahan Penjerap [PDF]

open access: yes, 2012
The presence of heavy metals such as Cu in industrial wastewater can lead to the environment contamination. The algae Gracilaria verrucosa is intended to be the environmentally friendly polymer used in biosorption process of heavy metals Cu.
Ariyanti, D. (Dessy)   +1 more
core   +1 more source

SmartDetectAI: An AI‐Powered Web App for Real‐Time Colorimetric Detection of Heavy Metals in Water

open access: yesAdvanced Intelligent Systems, EarlyView.
SmartDetectAI integrates silver nanoparticle‐based colorimetric sensing with an AI‐powered web app for rapid, on‐site detection of toxic heavy metals in water. By combining aggregation‐driven optical changes with machine learning analysis of red ‐ green ‐ blue values, the platform achieves portable, low‐cost, and accurate monitoring of Hg‐ and Cd‐based
Nishat Tasnim   +9 more
wiley   +1 more source

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