Results 251 to 260 of about 2,501,691 (305)
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Measurement, 2019
This paper aims to monitoring the atmospheric corrosion of Q235B steel by electrochemical noise (EN) technique, and both statistical parameters and frequency domain analysis are used to quantify the corrosion rate.
Da-Hai Xia +5 more
semanticscholar +1 more source
This paper aims to monitoring the atmospheric corrosion of Q235B steel by electrochemical noise (EN) technique, and both statistical parameters and frequency domain analysis are used to quantify the corrosion rate.
Da-Hai Xia +5 more
semanticscholar +1 more source
Journal of the Electrochemical Society, 2019
Uniform corrosion, pitting corrosion and passivation of 304 stainless steel were promoted and pattern recognition system (PRS) based on electrochemical noise (EN) measurements was employed to classify these corrosion mechanisms in laboratory-scale.
Zhen Zhang, Xinqiang Wu, Jibo Tan
semanticscholar +1 more source
Uniform corrosion, pitting corrosion and passivation of 304 stainless steel were promoted and pattern recognition system (PRS) based on electrochemical noise (EN) measurements was employed to classify these corrosion mechanisms in laboratory-scale.
Zhen Zhang, Xinqiang Wu, Jibo Tan
semanticscholar +1 more source
, 2019
Electrochemical noise (EN) technology is an accurate, non-destructive, and rapid method for evaluating corrosion protection performance that has been undergoing development for the last decade.
Jun Cui +5 more
semanticscholar +1 more source
Electrochemical noise (EN) technology is an accurate, non-destructive, and rapid method for evaluating corrosion protection performance that has been undergoing development for the last decade.
Jun Cui +5 more
semanticscholar +1 more source
The instrument for electrochemical noise measurement of chemical power sources.
Review of Scientific Instruments, 2019Instrumentation for the electrochemical noise measurement of chemical power sources is considered in this work. A high resolution NM-5 instrument based on a 32 bit "analog to digital" converter is tested with different objects-a passive resistor and RC ...
E. Astafev
semanticscholar +1 more source
Electrochemical Noise as a Diagnostic Tool for PEMFC
Fuel Cells, 2016AbstractA promising direction for improving proton exchange membrane fuel cells (PEMFCs) is the increase of their reliability and operating time without failure. Therefore, the problem of a reliable diagnostic tool is important. It has been theoretically deduced that a non uniform current distribution causes the increase of power spectral density of ...
E. S. Denisov +4 more
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Peculiarities of Hardware for Electrochemical Noise Measurement in Chemical Power Sources
IEEE Transactions on Instrumentation and Measurement, 2019This paper investigates some aspects and features of electrochemical noise measurement instrumentation. A comparison of the resolutions of different analog-to-digital converters demonstrates that converters possessing a resolution of at least 24 bits are
E. Astafev, A. Ukshe
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Characteristic Electrochemical Noise During Electrochemical Determination of Hydrogen Permeation
CORROSION 2006, 2006Abstract The Devanathan-Stachurski cell is used to measure hydrogen flux through a metal. The cell consists of galvanostatic cell in which hydrogen is generated on the specimen surface, and an oxidative cell in which the hydrogen oxidation current is measured to determine the hydrogen flux.
Karthik H. Subramanian +2 more
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Electrochemical noise measurements for field applications
Corrosion Science, 1989Abstract A technique has been designed to simplify the measurement of noise generated by pitting and crevice corrosion in field applications. It consists of monitoring the current flowing between two similar samples in the same solution through the voltage drop created across a small resistor connecting the two samples.
P.R. Roberge, R. Beaudoin, V.S. Sastri
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Journal of Materials Science & Technology, 2018
Magnesium alloys have been investigated as biodegradable implant materials since the last century. Non-uniform degradation caused by local corrosion limits their application, and no appropriate technology has been used in the research.
Changgang Wang +7 more
semanticscholar +1 more source
Magnesium alloys have been investigated as biodegradable implant materials since the last century. Non-uniform degradation caused by local corrosion limits their application, and no appropriate technology has been used in the research.
Changgang Wang +7 more
semanticscholar +1 more source
Electrochemical Noise Measurements for Corrosion Studies
Materials Science Forum, 1998This paper examines the various techniques that may be used to analyse electrochemical noise data, and explores the theoretical basis of the more important methods. Methods considered include: ○ Time domain analysis methods - including the direct measurement of the properties of transients from the time record.
R.A. Cottis +3 more
openaire +1 more source