Showing papers in "Electrochimica Acta in 2000"

TL;DR: In this article, the fundamental principles, performance, characteristics, present and future applications of electrochemical capacitors are presented in this communication, and different applications demanding large ECs with high voltage and improved energy and power density are under discussion.

TL;DR: In this article, a review of the science and technology of solid oxide fuel cells (SOFCs) is presented with emphasis on discussion of their component materials and their application in a variety of electric power generation applications.

TL;DR: In this paper, the "legend" of DSA (Dimensionally Stable Anodes), one of the greatest technological breakthrough of the past 50 years of electrochemistry, is reviewed with the aim to emphasise the reasons for their success.

TL;DR: The most important topics of the rapidly developing field of conducting polymers are surveyed in this article, with particular emphasis on the problems of synthesis, structure, thermodynamics and kinetic behaviour of these systems.

TL;DR: In this article, the nature of passive oxide films is discussed for the steady state and various processes, such as growth, reduction, dissolution, and modification are discussed, which depend on the rate of ion and electron transfer reactions (ITR, ETR).

TL;DR: In this article, carbon-supported Pt-based binary alloy electrocatalysts (Pt-Co, Pt-Cr and Pt-Ni) were prepared by incipient wetness method to investigate the origin of the enhanced activity of the oxygen reduction reaction in fuel cells.

TL;DR: The application of electrochemical techniques for corrosion studies of organic coatings on reactive metals is considered from the analytical and mechanistic standpoint in this paper, where three techniques such as electrochemical impedance spectroscopy (EIS), scanning vibrating electrode and scanning Kelvinprobe (SKP) are used to better understand the fundamental processes of corrosion at defects and underneath coatings.

TL;DR: In this paper, the authors describe effluent treatment, electrochemical reactors for removal of metal ions from waste water, anodic destruction of organic pollutants and new electrochemical abatement techniques for purification of flue gases.

TL;DR: In this article, the progress and resulting achievements in semiconductor photoelectrochemistry and photocatalysis are described and briefly discussed, and the future prospects are briefly discussed in detail.

TL;DR: In this paper, the recent advances in carbonaceous and alternative anodes, in medium and high-voltage cathodes and in liquid and polymer electrolytes are reviewed and discussed.

TL;DR: A review of the present status of the problem of metal deposition and electrochemical phase formation and growth is made in this paper, with an overview of the major contributions of different electrochemical schools.

TL;DR: In this article, it was shown that 1-ethyl-3-methylimidazolium tetrafluoroborate (EMIBF4) and 1-butylpyridinium tetricinium (BPBF4) form room temperature molten salts, and these molten salts exhibit high ionic conductivities of 2×10−2 and 3× 10−3 S cm−1 at 30°C, respectively.

TL;DR: In this article, the use of electron transfer promoters, self-assembled monolayers (SAMs), and surfactant films is discussed along with electron transfer mediators for protein-electrode interfaces.

TL;DR: In this article, the authors present the current status of rechargeable battery systems with aqueous electrolytes and analyze their outlook for the future, concluding that metal hydride batteries might have the brightest future.

TL;DR: The bis(trifluoromethanesulfonyl)imide ion has been used in its lithium salt as a useful ion in solid polymer electrolytes because of the reduced degree of ion interaction its diffuse charge generates as mentioned in this paper.

TL;DR: In this article, the theory and applications of electrochemical microfabrication technology are reviewed focusing on electrodeposition and dissolution processes, and the important role of mass transport and current distribution is stressed and it is shown how numerical modeling contributes to the present understanding of critical process parameters.

TL;DR: In this paper, a modified Poisson-Boltzmann equation that takes into account the volume excluded by the ions in addition to the electrostatic interactions is presented, and a simple case of a single, highly charged, flat surface is discussed.

TL;DR: In this paper, it was shown that at the platinum metals, cathodic H 2 evolution takes place on a surface almost filled by underpotentially deposited H 2 reversible potential, so the binding energy of the H intermediate in the HER is not that to a free Pt surface.

TL;DR: In this article, the results concerning the electrodeposition of zinc oxide layers by reduction of dissolved oxygen in the presence of Zn(II) ions are presented, and a concomitant variation of the photoluminescence emission in the blue is observed.

TL;DR: The transmission line model with pore size distribution (TLM-PSD) developed for blocking electrodes without faradaic reactions in this article was reformulated on the basis of the distribution of the penetrability coefficient α 0, which is a more generalized concept than the distribution for pore sizes.

TL;DR: In this article, a review of charge transfer reactions in biphasic systems is presented, with some emphasis on certain studies that marked the advances of electrochemistry at ITIES and that have been presented in large majority at the ISE meetings during the last two decades.

TL;DR: In this article, the authors demonstrate that a successful approach for overcoming these problems, is the dispersion of selected ceramic powders in the polymer mass, with the aim of developing new types of composite PEO-LiX polymer electrolytes characterized by enhanced interfacial stability, as well as by improved ambient temperature transport properties.

TL;DR: In this paper, the frequency dependence of capacitance on polycrystalline solid electrodes is due to the atomic scale inhomogeneities rather than to the geometry aspect of roughness, and the deviation from ideal capacitive behaviour is usually larger on rough electrodes than on smooth ones.

TL;DR: In this paper, a review of the modeling of secondary lithium batteries is presented, considering not only their electrochemical representation (transport phenomena and thermodynamics of the system), but also the mathematical techniques used for solving the equations.

TL;DR: In this paper, the rate constants of the forward and backward reactions of Volmer, Heyrovsky and Tafel steps were estimated by a nonlinear fitting method with ac impedance and dc polarization measurements in 1.0 mol dm−3 NaOH solution at 25°C.

TL;DR: In this paper, thermally stable poly(benzimidazole) (PBI) and strong acids were synthesized, and the PBI/H 3 PO 4 polymers were shown to be stable up to 500°C and 10 −5 S cm −1 at 160°C.

TL;DR: In this paper, a review of the literature on composite electrodeposition is presented, with special attention to new application fields which are being developed, besides the well-established coating preparation.

TL;DR: In this article, the authors summarized the recent developments in the area of TiO2 photocatalysis and diamond electrochemistry, with emphasis on the findings at the University of Tokyo.

TL;DR: In this paper, the state of water in cast perfluorosulphonic Nafion films was investigated using Fourier transform infrared spectroscopy (FTIR), and it was shown that there is already a full proton transfer from the sulphonic acid group to the water molecule per sulphonate group.

TL;DR: In this article, Koutecky-Levich analysis made possible to evaluate the kinetics parameters (total number of exchanged electrons, limiting current density, Tafel slope and exchange current density).