This paper proposes as well a measurement model for the electromagnetic flowmeter’s measuring cell that constitutes an off-line measurement model for the electromagnetic flowmeter with which it is possible to try different signal processing algorithms to estimate the flowrate value...
Keywords: electrode/electrolyte interface, measurement cell, impedance spectrometry, impedance spectroscopy
06/2006 | tm Technisches Messen, Oldenbourg WissenschaftsverlagSoil moisture sensor systems need extensive calibration processes because of the dependence on soil properties...
Keywords: soil moisture measurement, impedance spectroscopy, compensation of influence effects, principal components analysis, k-nearest neighbour method
07/2006 | tm Technisches Messen, Oldenbourg WissenschaftsverlagDifferent approaches can be pursued in order to improve sensory information. The approach of this work is using one single sensor element under varied excitation, such as current or frequency...
Keywords: sensor signal processing, model-based signal processing, control parameter, impedance spectroscopy
07/2006 | tm Technisches Messen, Oldenbourg WissenschaftsverlagA way is suggested for determining the effective three phase boundary width of electrodes on solid electrolytes from the difference between the electrolyte resistance of the primary and the secondary current distribution at a circular microelectrode...
Keywords: impedance spectroscopy, Three Phase Boundary, Solid Electrolyte, Electrode Reaction
09/2007 | Zeitschrift für Physikalische Chemie, Oldenbourg WissenschaftsverlagRigid carbon nanotube (CNT) polymer composites were characterized as bare electrochemical transducers and as support for (bio)functionalization...
Keywords: Carbon nanotubes, Functionalization, Electrochemistry, biosensors, impedance spectroscopy
09/2007 | Zeitschrift für Physikalische Chemie, Oldenbourg WissenschaftsverlagOn the way to prepare stable platinum electrodes for the characterization of the Hupd reaction by electrochemical impedance measurements, a novel, feather-like platinum surface modification was found and characterized...
Keywords: Platinum Electrodes, activation, morphology, Hupd, impedance spectroscopy
09/2007 | Zeitschrift für Physikalische Chemie, Oldenbourg WissenschaftsverlagIn dieser Arbeit wird ein leistungsfhiges, modulares Forschungsgert beschrieben, mit dem die passiven elektrischen Eigenschaften von biologischem Gewebe ber deren elektrische Impedanz nichtinvasiv im Frequenzbereich von 1 kHz bis 1 MHz untersucht werden knnen...
Keywords: Multikanalsystem, nichtinvasiv, Bioimpedanz, Impedanzspektroskopie, Multichannel system, Non-invasive, Bio-impedance, impedance spectroscopy
09/2004 | Biomedizinische Technik, Walter de Gruyter