Showing papers in "Electrochemistry Communications in 2005"

TL;DR: In this article, phase-pure lithium iron silicate (Li2FeSiO4) has been prepared successfully and its ambient temperature structure has been determined by X-ray diffraction and its electrochemical performance characterised at 60 °C.

TL;DR: In this paper, the performance of iron(II) phthalocyanine (FePc) and cobalt tetramethoxyphenylporphyrin (CoTMPP) based oxygen reduction catalysts was studied in view of the application as cathode materials in microbial fuel cells.

TL;DR: In this paper, the high-temperature storage and cycling characteristics of prismatic Li-ion cells with carbon-coated LiFePO4 cathodes, MCMB graphite anodes and a LiPF6/EC-DEC electrolyte were investigated.

TL;DR: In this article, the formation of self-organized titanium oxide nanotubes (π-TiO 2 ) prepared in fluoride ion containing phosphate electrolytes was reported. But the morphology of the nano-structures is affected by the electrochemical conditions used (applied potential, electrolyte composition, pH and anodizing time).

TL;DR: In this paper, the dye-sensitization of self-organized TiO 2 nanotubes and the photoelectrochemical response of this system were reported, and the results showed that apart from the dye concentration also the tube length affects the magnitude of the photocurrent response.

TL;DR: In this paper, a hybrid electrochemical surpercapacitor was proposed in which activated carbon was used as a negative electrode and a lithium-ion intercalated compound LiMn2O4 as a positive electrode in a mild Li2SO4 aqueous electrolyte.

TL;DR: Anodization of niobium in mixed H 2 SO 4 /HF electrolytes was investigated in this article, where the formation of self-organized porous Nb 2 O 5 layers was observed.

TL;DR: In this article, a sub-stoichiometric titanium oxide, Ti4O7-supported Pt electrocatalysts for polymer electrolyte fuel cells (PEFCs) were prepared, and the electrochemical properties under PEFC operating conditions were examined.

TL;DR: In this paper, different carbon support materials including single-walled carbon nanotubes (SWNTs), multilayer carbon nanotsubes (MWNTs) and XC-72 carbon black, were compared in terms of their electrochemical properties using cyclic voltammetry (CV) and electrochemical impedance spectroscopy (EIS).

TL;DR: In this paper, a passive, air-breathing liquid feed direct methanol fuel cell (DMFC) with no external pumps or other auxiliary devices was designed, fabricated and tested with different methanoil concentrations.

TL;DR: In this article, self-organized TiO 2 nanotube layers were grown on Ti by electrochemical anodization, and these layers showed a super-hydrophilic wetting behaviour.

TL;DR: In this paper, a laboratory-scale fuel cell was designed with a stainless steel cathode, a platinum anode, and two separated liquid loops for catalyse efficiently oxygen reduction on stainless steels.

TL;DR: Carbon-coated LiFePO4 electrodes were prepared by a vapor deposition process as discussed by the authors, which led not only to the formation of few monolayers of carbon film at the surface of olivine particles but also allowed for carbon to be deposited inside the pores of the particles.

TL;DR: In this paper, the authors showed that by anodization of W in NaF electrolytes porous tungsten oxide layers can be formed under a range of experimental conditions, and that the morphology of the layers depends strongly on the NaF concentration as well as the formation potential.

TL;DR: In this article, the fabrication of self-organized porous hafnium oxide layers by anodization of H 2 SO 4 electrolytes containing NaF has been reported, and the results show that these layers can be grown to thickness of several tens micrometer and possess aspect ratios comparable to the best self-organizing systems reported previously in the literature.

TL;DR: In this paper, it was shown that TiO 2 nanotube layers can be formed by electrochemical anodization of titanium in a non-aqueous electrolyte (CH 3 COOH/NH 4 F).

TL;DR: In this article, a nanogold modified indium tin oxide (ITO) electrode was used for the determination of paracetamol at pH 7.2 and the detection limit (3 σ ) was estimated to be 1.8 × 10 −7 −1.

TL;DR: In this article, the authors explored the oxidative electrocatalytic properties of a system consisting of bimetallic Pt/Ru nanoparticles dispersed over a nanotubular self-organized TiO 2 matrix.

TL;DR: In this article, the voltammetric responses for the electrocatalytic oxidation of glucose at Au 2-nm nanoparticle-modified electrodes in both alkaline and neutral solutions were similar to those at a gold plate electrode.

TL;DR: In this article, the carbon paste electrode using ionic liquid binder and its bulk-modified electrode take on good prospects of the application in physical chemistry and electroanalytical chemistry fields.

TL;DR: In this article, the results from electrochemical impedance spectroscopy (EIS) and cyclic voltammetry (CV) suggested that Cytochrome c could be tightly adsorbed on the surface of multi-walled carbon nanotubes (MWNTs).

TL;DR: In this article, Li2MnO3 Mn(IV) content in the parent structure and the degree to which lithium and lithia are extracted from the electrode during the initial charge were used to control the average manganese oxidation state at the end of discharge and electrochemical cycling stability.

TL;DR: In this article, the shape and morphology of spinel Li 4 Ti 5 O 12 are controllable by varying the hydrogen titanate precursors (nanotube, nanowire, nanorod and nanobelt) from alkaline-hydrothermal approach.

TL;DR: In this paper, a nitrogen containing carbon nanotubes as platinum catalyst supports were characterized by electron microscopic technique and electrochemical analysis, and the EDX patterns show the presence of Pt and the micrograph of TEM shows that the Pt particles are uniformly distributed on the surface of the nitrogen containing nanotube with an average particle size of 3 nm.

TL;DR: In this article, the authors demonstrate the possibility to use the zirconia nanoparticles as a reservoir for the storage and prolonged release of the corrosion inhibitor, which not only reinforce the hybrid matrix but also absorb inhibitors ions releasing them during contact with moisture offering the effective self-healing properties.

TL;DR: In this article, the effect of electrochemical oxidation in 0.2 M HNO 3 for multi-walled carbon nanotubes (MWNTs) on the performance of EDLCs was studied.

TL;DR: Templated electrodeposition of gold to produce thin (<1 lm) films containing a close packed hexagonal array of uniform sphere segment voids is shown to give surfaces which show strong surface enhancement for Raman scattering from molecules adsorbed at the surface as discussed by the authors.

TL;DR: In this article, a chitosan-carboxylated multi-wall carbon nanotube modified glassy carbon electrode (MC/GCE) was developed to investigate the oxidation behavior of nitrite using cyclic voltammetry and differential pulse voltammetric modes.

TL;DR: In this paper, the synthesis of polyaniline-polyacrylamide composites by electro-polymerization of the conducting polymer inside an insulating hydrogel matrix of different pore sizes is shown.

TL;DR: In this article, the first time that nanocrystalline aluminium can be electrodeposited without any additives in the ionic liquid 1-butyl-1-methyl pyrrolidinium bis(trifluoromethylsulfonyl)imide saturated with AlCl 3 was presented.