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AC IMPEDANCE SPECTROSCOPY OF CALCIUM-CARBONATE SCALES
Published 1993“…A.c. impedance spectroscopy was used to investigate the properties of a stainless steel tube, heavily scaled with calcium carbonate, and exposed to an aqueous environment. …”
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Microband electrodes of ideal and nonideal geometries: AC impedance spectroscopy
Published 1996Journal article -
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Quantifying the polymeric capping of nanoparticles with x-ray photoelectron spectroscopy
Published 2018“…X‐ray photoelectron spectroscopy was used to characterise silver nanoparticles capped with poly(ethylene) glycol (PEG) in a room‐temperature ionic liquid (RTIL), 1‐butyl‐3‐methylimidazolium tetrafluoroborate ([Bmim][BF4]). …”
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A channel flow cell with downstream impedance spectroscopy detection: Theory and applications
Published 1996Journal article -
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Thin film-modified electrodes: a model for the charge transfer resistance in electrochemical impedance spectroscopy
Published 2014Journal article -
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Electrochemically induced surface modifications of boron-doped diamond electrodes: an X-ray photoelectron spectroscopy study
Published 2000“…Conductive boron-doped diamond electrodes were produced by depositing adherent boron-doped diamond films on tungsten substrates using a hot filament reactor and were characterised by Raman spectroscopy, scanning electron microscopy (SEM), high-resolution X-ray photoelectron spectroscopy (XPS) and electrochemical methods. …”
Conference item -
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Monitoring potassium metal electrodeposition from an ionic liquid using in situ electrochemical-X-ray photoelectron spectroscopy
Published 2011“…The real time electrodeposition of potassium has been monitored for the first time in an ionic liquid using in situ electrodeposition-X-ray photoelectron spectroscopy (XPS). The ionic liquid used was N-butyl-N- methylpyrrolidinium bis(trifluoromethylsulfonyl)imide ([C4mpyrr] [NTf2]), and electrodeposition occurred at a nickel mesh electrode. …”
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In situ electrochemical-X-ray Photoelectron Spectroscopy: Rubidium metal deposition from an ionic liquid in competition with solvent breakdown
Published 2011“…The electrodeposition of rubidium from an ionic liquid (IL) N-butyl-N-methylpyrrolidium bis(trifluoromethylsulfonyl)imide ([C 4mpyrr][NTf2]) has been performed and monitored at a Nickel mesh electrode by using in situ electrochemical-X-ray Photoelectron Spectroscopy (XPS) measurements. At extremely high current values during the deposition of the metal, the solvent breakdown was also observed. …”
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4-Nitrobenzylamine partially intercalated into graphite powder and multiwalled carbon nanotubes: characterization using X-ray photoelectron spectroscopy and in situ atomic force microscopy.
Published 2005“…We report the characterization of partial intercalation of 4-nitrobenzylamine (4-NBA) into edge-plane or edge-plane-like defect sites on the surface of both graphite powder and "bamboo-like" multiwalled carbon nanotubes (MWCNTs) using X-ray photoelectron spectroscopy (XPS). By comparing the XPS spectra of 4-NBA derivatized graphite powder and MWCNTs with that of graphite powder treated with benzylamine in a similar fashion, we conclude that benzylamine itself does not undergo partial intercalation. …”
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Differentiating between ortho- and para-quinone surface groups on graphite, glassy carbon, and carbon nanotubes using organic and inorganic voltammetric and x-ray photoelectron Spectroscopy labels
Published 2007“…Both types of labels can be observed using cyclic voltammetry or by X-ray photoelectron spectroscopy and used to quantify the numbers and relative distribution of orifto-quinones from other oxygen-containing species on the surface including electroactive para-quinones which are not labeled. …”
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X-Ray photoelectron spectroscopy studies of graphite powder and multiwalled carbon nanotubes covalently modified with Fast Black K: evidence for a chemical release mechanism via electrochemical reduction
Published 2005“…Using X-ray photoelectron spectroscopy (XPS) we demonstrate that graphite powder and multiwalled carbon nanotubes (MWCNTs) covalently derivatised with 2,5-dimethoxy-4-[4-(nitrophenyl)azo]benzenediazonium chloride (FBK) or a derivative of FBK are important new micro and nano-scale materials for use as voltammetrically controlled chemical-release reagents in applications where the small size of the material is advantageous. …”
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Functionalization of glassy carbon spheres by ball milling of aryl diazonium salts
Published 2009“…The covalent attachment of these functional moieties to the surface of glassy carbon spheres were studied by X-ray photoelectron spectroscopy and Fourier transform infrared spectroscopy. © 2009 Elsevier Ltd.…”
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One-step synthesis of fluorescein modified nano-carbon for Pd(II) detection via fluorescence quenching.
Published 2012“…The resulting Fluorescein/CB was then characterised by means of X-ray photoelectron spectroscopy (XPS), cyclic voltammetry (CV), fluorescence microscopy and fluorescence spectroscopy. …”
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Electrochemically deposited Cu2O cubic particles on boron doped diamond substrate as efficient photocathode for solar hydrogen generation
Published 2017“…X-ray photoelectron spectroscopy (XPS) confirmed the electronic interaction at the interface between Cu2O and NiO through a binding energy shift of the main Cu 2p peak. …”
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Building block syntheses of gallic acid monomers and tris-(O-gallyl)-gallic acid dendrimers chemically attached to graphite powder: a comparative study of their uptake of Al(III) i...
Published 2010“…The uptake of Al(III) ions by gallic-carbon and TGGA-carbon was measured using UV-vis spectroscopy. In comparison to the case of monomeric gallic-carbon, the rate of adsorption of Al(III) ions by the TGGA-carbon was found to be 2.3 times more rapid. …”
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SO(2) saturation of the room temperature ionic liquid [C(2)mim][NTf(2)] much reduces the activation energy for diffusion.
Published 2009“…The physical effect of high concentrations of reversibly dissolved SO(2) on [C(2)mim][NTf(2)] was examined using cyclic voltammetry, chronoamperometry, and ESR spectroscopy. Cyclic voltammetry of the oxidation of solutions of ferrocene, N,N,N',N'-tetramethyl-p-phenylenediamine (TMPD), and chloride in the room temperature ionic liquid (RTIL) 1-ethyl-3-methylimidazolium bis(trifluoromethanesufonyl)imide ([C(2)mim][NTf(2)]) reveals an increase in limiting current of each species corresponding to the addition of increasing concentrations of sulfur dioxide. …”
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Boron-doped diamond electrodes: Growth, surface characterisation and sono-electrochemical applications
Published 1999“…The diamond film electrodes were investigated by Raman spectroscopy, scanning electron microscopy (SEM), and X-ray photoelectron spectroscopy (XPS) and used in both conventional and sono-electrochemical experiments. …”
Journal article