Results 91 to 100 of about 39,957 (227)

Effectiveness of Arsenic Co-Precipitation with Fe-Al Hydroxides for Treatment of Contaminated Water

open access: yesRevista Brasileira de Ciência do Solo, 2018
Wastewater treatment is a challenging problem faced by the mining industry, especially when mine effluents include acid mine drainage with elevated arsenic levels. Iron (hydr)oxides are known to be effective in removal of As from wastewater, and although
Jaime Wilson Vargas de Mello   +2 more
doaj   +1 more source

Long-term electrode behavior during treatment of arsenic contaminated groundwater by a pilot-scale iron electrocoagulation system. [PDF]

open access: yes, 2020
Iron electrocoagulation (Fe-EC) is an effective technology to remove arsenic (As) from groundwater used for drinking. A commonly noted limitation of Fe-EC is fouling or passivation of electrode surfaces via rust accumulation over long-term use.
Bandaru, Siva RS   +3 more
core  

Deepening inside the pictorial layers of Etruscan sarcophagus of Hasti Afunei: An innovative micro-sampling technique for Raman/SERS analyses [PDF]

open access: yes, 2019
The Hasti Afunei sarcophagus is a large Etruscan urn, made up of two chalky alabaster monoliths. Dated from the last quarter of the third century BC, it was found in 1826 in the small town of Chiusi (Tuscany- Il Colle place) by a landowner, Pietro Bonci ...
Bianco, Armandodoriano   +7 more
core   +1 more source

Coated silica nanoparticles in Nakhla iddingsite veins: implications for waterrock interaction within the Martian crust [PDF]

open access: yes, 2014
No abstract ...
Hallis, L.J.   +6 more
core  

Towards Building a Unified Adsorption Model for Goethite Based on Variable Crystal Face Contributions: III Carbonate Adsorption

open access: yesColloids and Interfaces
Goethite, a ubiquitous Fe(III) oxyhydroxide mineral, typically occurs in very small particle sizes whose interfacial properties critically influence the fate and transport of ionic species in natural systems.
Mario Villalobos   +1 more
doaj   +1 more source

A comparative study on a cationic dye removal through homogeneous and heterogeneous Fenton oxidation systems

open access: yesActa Chimica Slovenica, 2018
Oxidative treatment of a cationic dye solution, methylene blue, was investigated using magnetite nanoparticles and goethite in heterogeneous Fenton-like reaction, and ferrous ions in homogeneous Fenton-reaction.
Sima Rahim Pouran   +4 more
doaj   +1 more source

Applicability of Goethite/Reduced Graphene Oxide Nanocomposites to Remove Lead from Wastewater

open access: yesNanomaterials, 2019
Lead ion in drinking water is one of the most dangerous metals. It affects several systems, such as the nervous, gastrointestinal, reproductive, renal, and cardiovascular systems.
Franklin Gordon-Nuñez   +6 more
doaj   +1 more source

Infrared dichroism of gold nanorods controlled using a magnetically addressable mesophase

open access: yes, 2014
Gold nanorods have unique optical properties, which make them promising candidates for building nano-structured materials using a "bottom-up" strategy.
Abécassis, Benjamin   +4 more
core   +2 more sources

Fe-Al Phosphate Microcrystals in Pedogenic Goethite Pisoliths [PDF]

open access: gold, 2020
János Kovács   +3 more
openalex   +1 more source

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