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PANI/MCM-41 adsorption for removal of Cr(VI) ions and its application in enhancing electrokinetic remediation of Cr(VI)-contaminated soil
In this study, a polyaniline/mesoporous silica (PANI/MCM-41) composite material that can be used as a filler for permeable reactive barrier (PRB) was...
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Application of a New Synthesized Ionic Liquid Based on Pyrrolidinium for Microextraction of Trace Amounts of Cr(VI) Ions in Real Water and Wastewater Samples
AbstractA novel pyrrolidinium based-task-specific ionic liquid was successfully synthesized and characterized to specific complexation of Cr(VI) ions...
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Cr(VI) reduction by Agrobacterium sp. Cr-1 and Lysinibacillus sp. Cr-2, novel Cr(VI)-reducing strains isolated from chromium plant soil
The bioremediation of Cr(VI)-contaminated soil is a promising strategy; however, the performance of Cr(VI)-reducing bacteria is limited by the...
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Mechanisms of Cr(VI) Reduction by Microorganisms
In nature, chromium exists in nine valence states with valences ranging from −2 to +6, however only Cr(III) and Cr(VI) are significantly important...
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Cr(VI) sequestration by activated carbon: experimental and theoretical study
Heavy metal ions in aqueous media are highly toxic even in minor quantity, and their removal from solution is considered as one of the serious issues...
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Floral waste synthesized silver nanoparticles as sensor for Cr (VI) ion detection
The presence of heavy metal ions, particularly Cr (VI) in water, is a serious environmental concern. There is a need to develop low-cost and...
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Humic acid-nanoceria composite as a sustainable adsorbent for simultaneous removal of uranium(VI), chromium(VI), and fluoride ions from aqueous solutions
In this article, the multifunctional behavior of novel, efficient, and cost-effective humic acid–coated nanoceria (HA@CeO 2 NPs) was utilized for the...
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Selective adsorption of Cr(VI) by nitrogen-doped hydrothermal carbon in binary system
Selective adsorption of heavy metal ions from industrial effluent is important for healthy ecosystem development. However, the selective adsorption...
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Arginine-Polyaniline Embedded Jujube Shells Composite for Outstanding Cr(VI) Detoxification from aqueous solution
A hybrid composite, denoted as arginine-functionalized polyaniline@jujube shells (Arg-PANI@JS), was designed by oxidative polymerization of...
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Removal Performance and Mechanism of Cr(VI) by Zero-Valent Iron Doped Chlorapatite
Chromium has been considered as one of the most hazardous heavy metals because of its strong and persistent toxicity to the ecosystem and human...
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Chitosan-based fluorescent inverse opal particles for Cr(VI) sensing
Chitosan (CS) is a natural polymer widely used in many fields. However, there are seldom studies that focus on its inherent fluorescence properties....
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Effective remediation of Cr(VI) using coconut coir-derived porous biochar: application of kinetics and isotherm approaches
AbstractBiochar-based chromium adsorption is a relatively new and affordable method for remediation of hazardous metal species from contaminated...
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Cr(VI) removal from wastewater using nano zero-valent iron and chromium-reducing bacteria
Significant global efforts are currently underway to alleviate the presence of toxic metals in water bodies, aiming to encourage a sustainable...
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Mechanism of Cr(VI) removal by polyphenols-rich bacterial cellulose gel produced from fermented wine pomace
Hexavalent chromium (Cr(VI)) is still a common contaminant in water. In this work, we studied the Cr(VI) adsorption by polyphenol-rich bacterial...
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Effective Removal of Pb(II), Cr(VI), and Cd(II) Ions from Water Using Environmentally Friendly Cerium Oxide Nanoparticles Synthesized from Pods of Pisum sativum
Despite several technological advances and breakthroughs wastewater treatment continue to be a major problem on a world basis. Here, in this work we...
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Adsorption and DFT investigations of Cr(VI) removal using nanocrystals decorated with graphene oxide
In this research, a solvothermal approach is introduced to synthesize a metal-organic frameworks (MOFs) nanocomposite (GO/UiO-66-NDC) for the removal...
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Preparation of a novel polypyrrole/dolomite composite adsorbent for efficient removal of Cr(VI) from aqueous solution
A novel adsorbent, deposited PPy on the DMI (PPy/DMI) composite, was successfully synthesized for Cr(VI) removal from aqueous solution. PPy/DMI...
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A comprehensive review on chromium (Cr) contamination and Cr(VI)-resistant extremophiles in diverse extreme environments
Chromium (Cr) compounds are usually toxins and exist abundantly in two different forms, Cr(VI) and Cr(III), in nature. Their contamination in any...
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Carboxymethyl Cellulose Stabilized Acetylene Black Doped Zero-Valent Iron for Adsorption and Reduction of Cr(VI) in Aqueous Solution
Cr(VI) is a highly toxic substance that poses a significant threat to the environment and public health. A new type of composite material, consisting...
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Schwertmannite and akaganéite for adsorption removals of Cr(VI) from aqueous solutions
Iron hydroxides have received high attention in the treatment of chromium (Cr) polluted wastewater. In this study, the obtained chemical (or...
