Search Results - "Simonet, Bartolomé M"
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In Situ Synthesis of Magnetic Multiwalled Carbon Nanotube Composites for the Clean-up of (Fluoro)Quinolones from Human Plasma Prior to Ultrahigh Pressure Liquid Chromatography Analysis
Published in Analytical chemistry (Washington) (01-04-2010)“…Magnetic nanoparticles (MNPs) were deposited onto multiwalled carbon nanotubes (MWCNTs) by in situ high-temperature decomposition of the magnetic precursor…”
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Determination of TNT explosive based on its selectively interaction with creatinine-capped CdSe/ZnS quantum dots
Published in Analytica chimica acta (20-08-2013)“…•Creatinine-modified CdSe/ZnS quantum dots fluorescent probe has been prepared.•This modified QDs has been used for sensing 2,4,6,-trinitrotoluene explosive…”
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3
Selective Quantification of Carnitine Enantiomers Using Chiral Cysteine-Capped CdSe(ZnS) Quantum Dots
Published in Analytical chemistry (Washington) (15-06-2009)“…We report the first observation of selective and specific recognition of chiral l-cysteine (l-Cys)- or d-cysteine (d-Cys)-capped CdSe(ZnS) quantum dots (QDs)…”
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4
Determination of Pyrimidine and Purine Bases by Reversed-Phase Capillary Liquid Chromatography with At-Line Surface-Enhanced Raman Spectroscopic Detection Employing a Novel SERS Substrate Based on ZnS/CdSe Silver–Quantum Dots
Published in Analytical chemistry (Washington) (15-12-2011)“…We have developed a new SERS substrate based on the reduction of silver nitrate in the presence of ZnS-capped CdSe quantum dots. This substrate showed higher…”
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5
Colistin-functionalised CdSe/ZnS quantum dots as fluorescent probe for the rapid detection of Escherichia coli
Published in Biosensors & bioelectronics (15-07-2011)“…Intensely fluorescent, colistin-functionalised CdSe/ZnS QDs (Colis–QDs) nanoparticles, are synthesized and used as sensitive probes for the detection of…”
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Capillary Electrophoresis Method for the Characterization and Separation of CdSe Quantum Dots
Published in Analytical chemistry (Washington) (01-04-2011)“…This paper presents a simple and rapid methodology to separate and characterize free CdSe quantum dots (QDs) in aqueous medium by capillary electrophoresis…”
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Determination of pesticides by capillary chromatography and SERS detection using a novel Silver-Quantum dots “sponge” nanocomposite
Published in Journal of Chromatography A (17-02-2012)“…► Sensitive at-line surface enhanced Raman detection in capillary chromatography. ► Ag colloid – ZnS/CdSe quantum dot nanocomposite as highly active SERS…”
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Microextraction by packed sorbents combined with surface-enhanced Raman spectroscopy for determination of musk ketone in river water
Published in Analytical and bioanalytical chemistry (01-09-2013)“…Microextraction by packed sorbents (MEPS) combined with Surface-enhanced Raman spectroscopy (SERS) was investigated, and applied to the determination of musk…”
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9
Solid-phase extraction of nitrophenols in water by using a combination of carbon nanotubes with an ionic liquid coupled in-line to CE
Published in Electrophoresis (01-01-2013)“…This paper describes the combined use of carbon nanotubes and an ionic liquid directly coupled in‐line to commercial CE equipment for sample treatment. The…”
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Surfactant-coated single-walled carbon nanotubes as a novel pseudostationary phase in capillary EKC
Published in Electrophoresis (01-06-2007)“…The analytical potential of the use of surfactant‐coated single‐walled carbon nanotubes (SC‐SWNTs) as pseudostationary phase in CE is described. The…”
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11
Graphene nanoparticles as pseudostationary phase for the electrokinetic separation of nonsteroidal anti-inflammatory drugs
Published in Electrophoresis (01-09-2013)“…The exceptional properties of graphene (G) were exploited here to facilitate capillary electrokinetic separations. Two types of commercially available G…”
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12
Ionic liquids and CE combination
Published in Electrophoresis (2008)“…This paper reviews and discusses the analytical combination of ionic liquids (IL) with CE. On the one hand, it shows CE as a powerful technique to separate…”
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Present and future applications of carbon nanotubes to analytical science
Published in Analytical and bioanalytical chemistry (01-08-2005)“…This article reviews the impact of carbon nanotubes on analytical science, and the main current and future applications of carbon nanotubes in this field…”
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14
(CdSe/ZnS QDs)-ionic liquid-based headspace single drop microextraction for the fluorimetric determination of trimethylamine in fish
Published in Analyst (London) (07-03-2012)“…Here, we propose the use of ionic liquid-modified QDs for the combination of ionic liquid-based headspace single drop microextraction technique (IL-HS-SDME)…”
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Calix[8]arene Coated CdSe/ZnS Quantum Dots as C60-Nanosensor
Published in Analytical chemistry (Washington) (01-11-2011)“…Here, we report an optical sensor for fullerene C60 in water using CdSe/ZnS quantum dots coated by p-tertbutylcalix[8]arene. This C60-nanosensor is based on…”
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Rapid fluorescence determination of diquat herbicide in food grains using quantum dots as new reducing agent
Published in Analytica chimica acta (29-04-2011)“…CdSe/ZnS QDs have demonstrated capacity to act as reducing agent in organic media such as acetonitrile and ethanol. By using fluorescence and Raman…”
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17
Sample treatments improved by electric fields
Published in TrAC, Trends in analytical chemistry (Regular ed.) (01-02-2010)“…Sample treatment is one of the most important stages in the analytical process. In the past few years, there have been many advances in preconcentration…”
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Fully Automatic Sample Treatment by Integration of Microextraction by Packed Sorbents into Commercial Capillary Electrophoresis−Mass Spectrometry Equipment: Application to the Determination of Fluoroquinolones in Urine
Published in Analytical chemistry (Washington) (15-04-2009)“…This paper describes a new and innovative way to integrate microextraction by packed sorbents (MEPS) into commercial CE equipment. The suggested integration…”
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Carbon nanotube–quantum dot nanocomposites as new fluorescence nanoparticles for the determination of trace levels of PAHs in water
Published in Analytica chimica acta (12-10-2009)“…Amplification of fluorescence is a nanoscale phenomenon which is particularly pronounced in close proximity to metal nanostructures. We have demonstrated for…”
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In-line liquid-phase microextraction for selective enrichment and direct electrophoretic analysis of acidic drugs
Published in Electrophoresis (01-09-2007)“…This work describes an efficient in-line extraction-preconcentration unit coupled to the electrophoretic capillary based on a liquid-phase microextraction…”
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