Results 21 to 30 of about 17,640 (250)

Enhanced removal of estrogens from simulated wastewater by biochar supported nanoscale zero-valent iron: performance and mechanism

open access: yesBiochar, 2023
The intensification of estrogen non-point source pollution has drawn global attention due to their contribution to ecological environment problems worldwide, and it is critical to develop effective, economic and eco-friendly methods for reducing ...
Yuping Han   +6 more
semanticscholar   +1 more source

Application and development of zero-valent iron (ZVI) for groundwater and wastewater treatment [PDF]

open access: yes, 2022
Zero-valent iron has been used for more than 130 years for water treatment. It is based on redox reactions as well as on sorption to the corrosion products of iron.
Plessl, K., Russ, A., Vollprecht, Daniel
core   +1 more source

Investigation of Removal of Hexavalent Chromium and Divalent Cobalt From Aqueous Solutions by Organo-montmorillonite Supported Iron Nanoparticles [PDF]

open access: yes, 2016
A new class of nanoscale zero-valent iron particles supported on natural montmorillonite and organo-montmorillonite were synthesized and the feasibility for the removal of and was examined through laboratory batch test.
Prus, V. (Viktoriia)   +1 more
core   +2 more sources

Nanoporous networks as effective stabilisation matrices for nanoscale zero-valent iron and groundwater pollutant removal [PDF]

open access: yes, 2015
Nanoporous networks exhibit effective stabilisation properties for nanoscale zero-valent iron (nZVI) and nZVI, with its reductive potentials and wide availability, offers degradative remediation of environmental contaminants.
Andersen, Henrik Rasmus   +5 more
core   +1 more source

Effects of Nano-Scale Zero Valent Iron Fresh and Aged Particles on Environmental Microbes

open access: yesEnvironment and Natural Resources Journal, 2021
Currently, nano-scale zero valent iron particles (nZVI) are being increasingly used in many types of environmental remediation. Due to their usage, nZVI can be left in the environment and may cause toxic effects to living beings, especially surrounding ...
Papitcha Jongwachirachai   +1 more
doaj   +1 more source

Viscoelastic gels of guar and xanthan gum mixtures provide long-term stabilization of iron micro- and nanoparticles [PDF]

open access: yes, 2012
Iron micro- and nanoparticles used for groundwater remediation and medical applications are prone to fast aggregation and sedimentation. Diluted single biopolymer water solutions of guar gum (GG) or xanthan gum (XG) can stabilize these particles for few ...
A Molfetta Di   +40 more
core   +1 more source

Removal of Cadmium in Aqueous Solution by Sulfidated Nanoscale Zero-Valent Iron [PDF]

open access: yesNature Environment and Pollution Technology, 2020
Due to mining, industrial wastewater discharge and agricultural fertilization and other human activities, heavy metal cadmium pollution in water bodies has become increasingly prominent.
Weiyun Yang, Ruolin Qin, Rui Qin, Linli Zhang , Muqing Qiu
doaj   +1 more source

Competitive reaction modelling in aqueous systems. The case of contemporary reduction of dichromates and nitrates by nZVI [PDF]

open access: yes, 2017
In various Countries, Cr(VI) still represents one of the groundwater pollutant of major concern, mainly due to its high toxicity, furthermore enhanced by the synergic effect in presence of other contaminants.
Di Palma, Luca   +2 more
core   +1 more source

Activation process of air stable nanoscale zero-valent iron particles [PDF]

open access: yes, 2017
Nanoscale Zero Valent Iron (nZVI) represents a promising material for subsurface water remediation technology. However, dry, bare nZVI particles are highly reactive, being pyrophoric when they are in contact with air.
Benito Páramo, José Antonio   +4 more
core   +2 more sources

Chemical reduction of hexavalent chromium (VI) in soil slurry by nano zero valent iron [PDF]

open access: yes, 2015
The increasing industrial development of recent decades has lead to the production of increasing quantities of waste containing heavy metals, elements often harmful to the environment, which in the past were not properly disposed of, thus inducing soil
DI PALMA, Luca   +2 more
core   +1 more source

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