Search Results - "Campíns Falcó, P."
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Magnetic In-Tube Solid Phase Microextraction
Published in Analytical chemistry (Washington) (21-08-2012)“…We report a new in-tube solid phase microextraction approach named magnetic in-tube solid phase microextraction, magnetic-IT-SPME. Magnetic-IT-SPME has been…”
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Miniaturized liquid chromatography in environmental analysis. A review
Published in Journal of Chromatography A (16-08-2024)“…•The miniaturization of HPLC, thought c-LC and n-LC provide green methodologies.•The LC sample treatment can be performed on-line and off-line.•IT- SPME…”
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Minimizing the impact of sample preparation on analytical results: In-tube solid-phase microextraction coupled on-line to nano-liquid chromatography for the monitoring of tribenuron methyl in environmental waters
Published in The Science of the total environment (15-06-2020)“…The degradation kinetics and residual levels of the sulfonylurea herbicide tribenuron-methyl (TBM) in different environmental waters were studied using in…”
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Recent advances of in-tube solid-phase microextraction
Published in TrAC, Trends in analytical chemistry (Regular ed.) (01-09-2015)“…•In-tube solid-phase microextraction (SPME) is green approach to sample preparation.•Review of operational devices used for in-tube solid-phase microextraction…”
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Bimodal copper oxide nanoparticles doped phase for the extraction of highly polar compounds by in-tube solid-phase microextraction coupled on-line to nano-liquid chromatography
Published in Journal of Chromatography A (26-04-2020)“…•Polymers with different metal and metal oxide nanoparticles have been synthetized.•They have been used for in-tube solid-phase microextraction – nano…”
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Plasmonic sensor for hydrogen sulphide in saliva: Multisensor platform and bag format
Published in Talanta (Oxford) (01-08-2022)“…In recent years, there is a growing demand for optical sensors given their analytical properties, and the possibility of in situ implementation. Among all the…”
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In tube-solid phase microextraction-nano liquid chromatography: Application to the determination of intact and degraded polar triazines in waters and recovered struvite
Published in Journal of Chromatography A (01-09-2017)“…•On-line coupling in nano liquid chromatography is proposed.•Several phases containing nanomaterials are assayed.•Improved results are obtained for…”
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Scopolamine analysis in beverages: Bicolorimetric device vs portable nano liquid chromatography
Published in Talanta (Oxford) (01-09-2021)“…Scopolamine (SCP) is often involved in sexual assaults and robberies, particularly in recreational environments. Therefore, analytical tools are required for…”
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Towards a zero liquid discharge process from brine treatment: Water recovery, nitrate electrochemical elimination and potential valorization of hydrogen and salts
Published in The Science of the total environment (20-05-2024)“…This research addresses the issues related with treatment and valorization of brines and nitrate decontamination of surface and ground waters. The objective…”
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A modified micro-solid phase extraction device for in-port elution and injection into portable liquid chromatography: A proof-of-concept study
Published in Journal of Chromatography A (30-08-2023)“…•A micro-solid phase extraction device for portable liquid chromatography is shown.•The device uses 10 mg of C18 sorbent immobilized on a modified syringe…”
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Footprint of carbonyl compounds in hand scent by in-tube solid-phase microextraction coupled to nano-liquid chromatography/diode array detection
Published in Journal of Chromatography A (05-07-2019)“…•Rapid footprint of the carbonyl compounds in hand scent was achieved.•Two-valves- IT-SPME-nanoLC-DAD was proposed to get the chromatographic profiles.•Rapid…”
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Towards in field miniaturized liquid chromatography: Biocides in wastewater as a proof of concept
Published in Journal of Chromatography A (21-06-2022)“…•Capabilities of a portable miniaturized LC for in-field analysis were studied.•Portable LC and benchtop capillary and nano LCs were tested.•BETTER criteria…”
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Quantitative study of the capture of silver nanoparticles by several kinds of soils
Published in The Science of the total environment (15-07-2018)“…The capacity of different soils to capture silver nanoparticles (AgNPs) by measuring changes of an AgNP intrinsic property such as the plasmon for the first…”
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On-line in-tube solid phase microextraction coupled to capillary liquid chromatography-diode array detection for the analysis of caffeine and its metabolites in small amounts of biological samples
Published in Journal of pharmaceutical and biomedical analysis (30-01-2020)“…[Display omitted] Less than 10 μL of sample are needed for determination of caffeine and its metabolites. Low sample treatment for fast results: dilute, inject…”
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New silica based adsorbent material from rice straw and its in-flow application to nitrate reduction in waters: Process sustainability and scale-up possibilities
Published in The Science of the total environment (20-01-2022)“…This paper shows a particular example to move to a sustainable circular economical process from valorization of rice straw ashes by developing a green…”
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Ionic-liquid doped polymeric composite as passive colorimetric sensor for meat freshness as a use case
Published in Talanta (Oxford) (01-02-2021)“…A composite membrane containing 1,2-naphthoquinone-4-sulfonic acid sodium salt (NQS) embedded in an ionic liquid (IL)- polydimethylsiloxane (PDMS)- tetraethyl…”
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Exploring hand-portable nano-liquid chromatography for in place water analysis: Determination of trimethylxanthines as a use case
Published in The Science of the total environment (10-12-2020)“…Analytical performance and optimization of figures of merit of a portable nano liquid chromatograph (NanoLC) with UV detection at 255 nm have been established…”
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Analysis of 18 perfluorinated compounds in river waters: Comparison of high performance liquid chromatography–tandem mass spectrometry, ultra-high-performance liquid chromatography–tandem mass spectrometry and capillary liquid chromatography–mass spectrometry
Published in Journal of Chromatography A (29-06-2012)“…► First comparison of UHPLC–MS/MS and capillary LC–MS for the analysis of PFCs in water. ► UHPLC–MS/MS provides the best linearity and sensitivity and shortest…”
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Preconcentration of emerging contaminants in environmental water samples by using silica supported Fe₃O₄ magnetic nanoparticles for improving mass detection in capillary liquid chromatography
Published in Journal of Chromatography A (22-04-2011)“…A magnetic material based on Fe₃O₄ magnetic nanoparticles incorporated in a silica matrix by using a sol–gel procedure has been used to extract and…”
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In-tube solid phase microextraction coupled to miniaturized liquid chromatography for both, noble metal nanoparticle assessment and sensitive plasmonic assay development
Published in Analytica chimica acta (01-08-2021)“…Colorimetric localized surface plasmon resonance (LSPR) as analytical response is applied for a wide number of chemical sensors and biosensors. However, the…”
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