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One century of arsenic exposure in Latin America: a review of history and occurrence from 14 countries.
The global impact on public health of elevated arsenic (As) in water supplies is highlighted by an increasing number of countries worldwide reporting high As concentrations in drinking water. InExpand
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Heterogeneous photocatalysis: Transition metal ions in photocatalytic systems
Abstract The presence of transition metal ions in photocatalytic reactions is reviewed according to two main approaches: (a) the influence of transition metal ions on the rate of photocatalyticExpand
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The combination of heterogeneous photocatalysis with chemical and physical operations: A tool for improving the photoprocess performance
Heterogeneous photocatalysis is a process of great potential for pollutant abatement and waste treatment. In order to improve the overall performance of the photoprocess, heterogeneous photocatalysisExpand
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Emissions from Electronic Cigarettes: Key Parameters Affecting the Release of Harmful Chemicals.
Use of electronic cigarettes has grown exponentially over the past few years, raising concerns about harmful emissions. This study quantified potentially toxic compounds in the vapor and identifiedExpand
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Introduction to Photochemical Advanced Oxidation Processes forWater Treatment
In this chapter, an overview of Photochemical Advanced Oxidation Technologies (PAOTs) is given, together with recent relevant literature examples and references. ShortUV and VUV photolysis, UV/H2O2,Expand
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Photochemical Advanced Oxidation Processes for Water and Wastewater Treatment
Advanced Oxidation Processes (AOPs) are excellent systems for remediation of contaminated wastewaters containing recalcitrant organic pollutants. The most studied AOPs are photochemical-basedExpand
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Possible treatments for arsenic removal in Latin American waters for human consumption.
Considering the toxic effects of arsenic, the World Health Organization recommends a maximum concentration of 10 microg L(-1) of arsenic in drinking water. Latin American populations present severeExpand
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Heterogeneous photocatalysis of Cr(VI) in the presence of citric acid over TiO2 particles: Relevance of Cr(V)–citrate complexes
Abstract TiO2-photocatalytic reduction experiments of Cr(VI) (0.8 mM) under near UV (366 nm) irradiation in the presence of citric acid (0 ≤ [citric acid] (mM) ≤ 40) were performed at pH 2 under airExpand
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Highly efficient removal of Cr(VI) from water with nanoparticulated zerovalent iron: Understanding the Fe(III)–Cr(III) passive outer layer structure
Abstract Nanoscale zerovalent iron (nZVI) particles were successfully employed for Cr(VI) removal from aqueous solutions at pH 3. It was found that the capacity of the system increases withExpand
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Photocatalytic EDTA degradation on suspended and immobilized TiO2
Abstract The photocatalytic degradation of EDTA solutions (5 mM) has been studied under different conditions in the presence of TiO 2 in suspension or immobilized on glass rings and in the absenceExpand
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