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Electro-concentration for chemical-free nitrogen capture as solid ammonium bicarbonate
10.1016/j.seppur.2018.04.023 2018-04-07 Source-separated urine is a promising stream for nutrient capture using electrochemical technologies. It contains the majority of macronutrients present in municipal wastewater in a concentrated, high ionic conductivity liquid and in N:P:K ratios suitable for... |
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Purification of supercritical-fluid carotenoid-rich extracts by hydrophobic interaction chromatography
10.1016/j.seppur.2018.04.018 2018-04-05 Supercritical fluid extraction (SFE) has been widely used for extracting several valuable phytochemicals, including carotenoids. However, there is a scarcity of works dealing with the purification of SFE extracts. The aim of this work was to assess the feasib... |
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Synthesis and characterization of bimetallic nanocomposite and its photocatalytic, antifungal and antibacterial activity
10.1016/j.seppur.2018.04.015 2018-04-04 Although noble metals were used as dopants, the synthesized composite is an economically and environmentally friendly photocatalyst, based on very low concentrations (Au- 1 wt % and Ag- 5 wt %) of both metals and its reusability in degradation experiments. Th... |
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Robust thin film composite PDMS/PAN hollow fiber membranes for water vapor removal from humid air and gases
10.1016/j.seppur.2018.03.005 2018-04-04 Water vapor in humid air and industrial gases needs to be removed for various applications such as air conditioning, foodstuffs storage, aviation and space flights. Membranes can remove water vapor from gas streams without involving phase change and regenerat... |
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ZIF-8 Nanoparticles with Tunable Size for Enhanced CO2 Capture of Pebax Based MMMs
10.1016/j.seppur.2018.04.010 2018-04-04 Poly (ether-block-amide) (Pebax) based mixed matrix membranes (MMMs) were prepared by using size-tunable ZIF-8 nanoparticles as fillers. ZIF-8 nanoparticles with sizes of 40, 60, 90 and 110 nm (ZIF-8-40, ZIF-8-60, ZIF-8-90 and ZIF-8-110) were synthesized in m... |
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A simplified and general approach to absorption and stripping with parallel streams
10.1016/j.seppur.2018.04.004 2018-04-03 This work presents a simplified and general approach for calculating the number of ideal stages and the corresponding concentrations in absorption and stripping with parallel streams. Vapor (gas)/liquid separation processes with parallel streams involve the d... |
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An effective approach towards endowing membranes with tunable charge characteristics and large nanopores
10.1016/j.seppur.2018.04.008 2018-04-03 Membranes with tunable charge characteristics and suitable nanopores are highly desired for their enormous potentials in specific membrane separation process. Herein, we present an effective approach to achieve this by using PVC-based grafting amphiphilic cha... |
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Efficiency of plasma elaborated sub-stoichiometric titanium oxide (Ti4O7) ceramic electrode for advanced electrochemical degradation of paracetamol in different electrolyte medium
10.1016/j.seppur.2018.03.076 2018-04-03 This paper investigates the behavior of conductive Ti4O7 ceramic anode in different electrolytes during the degradation of the anti-inflammatory drug paracetamol (PCM) by advanced electrochemical oxidation processes mainly anodic oxidation with generation of ... |
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Multilayer Assembled CS-PSS/Ceramic Hollow Fiber Membranes for Pervaporation Dehydration
10.1016/j.seppur.2018.04.006 2018-04-03 Pervaporation (PV) is an effective approach for the removal of trace or micro substances from solutions. PV membrane is considered to be the most essential element for this process. In this study, the fabrication of ceramic hollow fiber PV membranes is demons... |
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Photoelectrochemical oxidation of phenol with nanostructured TiO2-PANI electrodes under solar light irradiation
10.1016/j.seppur.2018.03.074 2018-04-03 The photoelectrochemical removal of phenol from aqueous solution under solar light with polyaniline-modified TiO2 electrodes has been investigated. Nanotubular TiO2 electrodes (NTs) have been obtained by anodization of Ti; the coating with polyaniline (PANI) ... |