Concept

Electroanalytical methods

Related publications (31)

Interfacial Redox Catalysis on Gold Nanofilms at Soft Interfaces

Hubert Girault, Pekka Eero Peljo, Evgeny Smirnov, Micheal Diarmaid Scanlon

Soft or “liquid-liquid” interfaces were functionalized by half a monolayer of mirror-like nanofilms of gold nanoparticles using a precise interfacial microinjection method. The surface coverage of the nanofilm was characterized by ion transfer voltammetry. ...

Amer Chemical Soc2015

Electrochemical Detection of Free Chlorine at Inkjet Printed Silver Electrodes

Hubert Girault, Fernando Cortes Salazar, Andreas Stephan Lesch, Milica Jovic, Véronique Amstutz, Hongyan Bi

A low-cost, reliable and sensitive electrochemical method for free chlorine analysis in water using inkjet printed silver electrodes is presented. Free chlorine detection was based on linear sweep voltammetry (LSV) analysis of AgCl/Ag2O films formed over a ...

Elsevier Science Sa2015

Adsorption of BSA on Passivated CoCrMo PVD Alloy: An EQCM and XPS Investigation

Stefano Mischler, Anna Neus Igual Muñoz

Adsorption of Bovine Serum Albumin (BSA) on an anodically passivated CoCrMo biomedical alloy has been studied using the Electrochemical Quartz Crystal Microbalance (EQCM) in phosphate buffer solution at 37 degrees C. CoCrMo layers were deposited on the qua ...

Electrochemical Society2014

Gas-phase volatile organic chloride electroreduction: A versatile experimental setup for electrolytic dechlorination and voltammetric analysis

Christos Comninellis

Silver is a well-known and largely studied electrocatalytic material for (hydro)dehalogenation reactions of organic halides, a class which includes several priority pollutants. Silver nanoparticles are particularly attractive since exhibit similar or even ...

Elsevier2014

Flow microcapillary plasma mass spectrometry-based investigation of new Al–Cr–Fe complex metallic alloy passivation

Christian Ludwig, Noémie Elise Ott

Al-Cr-Fe complex metallic alloys are new intermetallic phases with low surface energy, low friction, and high corrosion resistance down to very low pH values (0-2). Flow microcapillary plasma mass spectrometry under potentiostatic control was used to chara ...

Elsevier2014

Ruthenium Oxide Hydrogen Evolution Catalysis on Composite Cuprous Oxide Water-Splitting Photocathodes

Michael Graetzel, Morgan Mertens Stefik, Marcel Roland Schreier, Stanley David Tilley

Photocathodes based on cuprous oxide (Cu2O) are promising materials for large scale and widespread solar fuel generation due to the abundance of copper, suitable bandgap, and favorable band alignments for reducing water and carbon dioxide. A protective ove ...

Wiley-Blackwell2014

Empirical Study of Noise Dependence in Electrochemical Sensors

Giovanni De Micheli, Sandro Carrara, Seyedeh Sara Ghoreishizadeh

We report the experimental study of noise in electrochemical biosensors as related to voltage and concentration. A comparison with experiments is performed for H2O2 and Ferrocyanide with bare sensors and with sensors functionalized wi ...

2013

Direct growth of nanotubes and graphene nanoflowers on electrochemical platinum electrodes

Giovanni De Micheli, László Forró, Sandro Carrara, Arnaud Magrez, Irene Taurino, Federico Matteini

Multi-walled carbon nanotubes and graphene nanoflowers were grown by a catalytic chemical vapor deposition process on metal surfaces. Electrodeposition was used as a versatile technique to obtain three different iron catalyst coatings on platinum microelec ...

2013

Synthesis and electronic properties of a pentafluoroethyl-derivatized nickel pincer complex

Xile Hu, Oleg Vechorkin, Peng Ren

The synthesis of a bis(amino)amide nickel pincer complex bearing a perfluoroethyl ligand was effected by reaction of the corresponding nickel chloride complex with cesium fluoride and trimethyl(pentafluoroethyl)silane. Electrochemical experiments revealed ...

Royal Society of Chemistry2012

Passivation of a CoCrMo PVD Alloy with Biomedical Composition under Simulated Physiological Conditions Studied by EQCM and XPS

Stefano Mischler

Kinetics of passive film growth on a CoCrMo biomedical alloy have been studied using the Electrochemical Quartz Crystal Microbalance technique (EQCM) in phosphate buffer solution at room temperature and 37 degrees C. CoCrMo layers were deposited on the qua ...

2012

Voltammetric studies of hexachromic anion transfer reactions across micro-water/polyvinylchloride-2-nitrophenyloctylether gel interfaces for sensing applications

Hubert Girault, Valérie Devaud

The transfer reactions of various anionic hexavalent chromium species across a polarized water/polyvinylchloride-2-nitrophenyloctylether (PVC-NPOE) interface featuring a 66 microhole array are described for the development of selective and sensitive Cr(VI) ...

Elsevier2012