Results 211 to 220 of about 27,420 (266)

Electrochemical noise analysis in batteries

Electrochimica Acta, 2022
Electrochemical noise is invaluable in the investigations of stochastic electrochemical processes. Though historically it has been applied almost exclusively to crevice and pitting corrosion studies, application to batteries is interesting for basic science and shows a huge potential for non-perturbing real-time sensor development.
Gözde Karaoğlu   +2 more
openaire   +3 more sources

Noise and signal-to-noise ratio in electrochemical detectors

Analytical Chemistry, 1984
Le bruit de la bande de base est domine par les fluctuations d'impedance en dessous de quelques hertz et par le bruit de la tension electronique dans la gamme de frequence entre quelques hertz et 10 ...
D M, Morgan, S G, Weber
openaire   +2 more sources

Combined Measurement of Electrochemical Noise and Electrochemical Impedance

CORROSION 2003, 2003
Abstract Electrochemical noise studies have been shown to be susceptible to asymmetry between the two electrodes that are normally used to measure the current noise, and there is consequently a need for noise monitoring methods that use a single electrode. In this paper such a method is presented.
Robert A. Cottis   +2 more
openaire   +1 more source

Modeling of electrochemical noise transients

Materials and Corrosion, 2007
AbstractStarting from the elementary corrosion reactions on a passive metal surface a model is developed for the origin of electrochemical noise. The ion currents flowing at the electrochemical reactions are described by the electrons remaining in the metal and then interpreted as a measuring signal.
M. Bierwirth, J. Goellner
openaire   +1 more source

Potentiostatic Measurements of Electrochemical Noise

CORROSION 2001, 2001
Abstract A new potentiostatic electrochemical noise (P-ECN) technique was recently developed to explore further improvement in corrosion monitoring methods. This technique has the ability to enhance monitoring of both general and localized corrosion.
V. Jovancicevic   +3 more
openaire   +1 more source

Electrochemical noise for corrosion detection

Corrosion Reviews, 2011
Abstract In the past years, a growing interest in the use of electrochemical noise (EN) for corrosion studies has been seen in the main literature. As a result, several methods for analyzing noise data have been developed. In this paper, a review of the investigative possibilities offered by EN in the field of corrosion is given.
MONTESPERELLI, GIAMPIERO   +1 more
openaire   +3 more sources

Electrochemical Noise - the Third Octave

CORROSION 2005, 2005
Abstract Electrochemical noise has been used as a corrosion monitoring tool for almost twenty-four years. During this time, the technique has received a high level of interest in both laboratory and field applications. Various analytical approaches in both the time and frequency domains have been developed for data evaluation.
openaire   +1 more source

Interpretation of Electrochemical Noise Data

Corrosion, 2001
The measurement of the electrochemical noise associated with corroding metals places a number of requirements on the measurement system if good quality data are to be obtained. In particular, aliasing and quantization noise should be avoided. Analysis methods may ignore the ordering of the measured potential or current values by using sequence ...
openaire   +1 more source

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