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33 488 (0,111s)

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Artifacts in impedance measurements. Why not trust blindly the instrumentation

) has its own impedance (time constant) and therefore reference points with higherThe presentation, with the title in English "Artifacts in impedance aspects of impedance spectroscopy, in particular, how it is prac...

Electrochemistry (dry cells, batteries, fuel cells, corrosion metals, electrolysis)

  • 2017
  • D
Result

ISIM-r316 three-phase impedance reference network 16 A

The three-phase impedance reference network ISIM-r316, which complies the network impedance for use in emission tests, e.g. according to EN 61000-3-3. The solution and equipment of the three-phase impedance ref...

Electrical and electronic engineering

  • 2022
  • Gprot
  • Link
Result

*Calibrating four-terminal standards of small impedances

*Design of a bridge for the measurement of small four-terminal impedances equipped with a reference two-stage imitator of resistances 0.1 ohm and 0.01 ohm. Design, realization and tests of electronic modules of the bridge....

JA - Elektronika a optoelektronika, elektrotechnika

  • 2015
  • Vsouhrn
Result

Thorax measurement using electrical impedance tomography

of interest based on the measurements made on the boundary. Although electrical impedance tomography is well established in areas where reference measurement can be easily take(difference method), it is still rather a theoretical a...

BK - Mechanika tekutin

  • 2013
  • D
Result

A Simple Method for Extreme Impedances Measurement

The paper describes a new method for measurement of extreme impedances - impedances with a magnitude of the corresponding reflection coefficient approaching unity. The proposed method employs a common vector network analyzer (VNA) w...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2007
  • O
  • Link
Result

Guide on RLC/EIS Meter Low Impedance Measurement

entire impedance measurement problematic. To this end, the reader is referredThe document is a practice guide for measurement of low impedances using RLC bridges and electrochemical impedance spectrometers. The fi...

Electrical and electronic engineering

  • 2022
  • O
  • Link
Result

Metoda pro měření vysoce odrazivých zátěží

analyzer (VNA) with a reference impedance of 50 Ohmů. The method is based on subtracting a reference reflection coefficient from a reflection coefficient of the deviceThe paper shows a principle of a new method for measure...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2008
  • D
Result

Thorax measurement and analysis using electrical impedance tomography

based on the measurements made on the boundary. Although an electrical impedance tomography is well established in areas where reference measurement can be easily made (difference method), it is still rather a theoretical approach ...

Computer sciences, information science, bioinformathics (hardware development to be 2.2, social aspect to be 5.8)

  • 2019
  • D
  • Link
Result

Interlaboratory Comparison of Low Impedance for Impedance Spectroscopy

comparison covered calibration of low impedance standards by reference digital samplingThe paper reports an interlaboratory comparison of low impedance measurements at frequencies relevant for electrochemical impedance...

Electrical and electronic engineering

  • 2022
  • D
  • Link
Result

Encountering Spurious Elements in Electrical Impedance Spectroscopy Data Fitting

response stems from the existing unavoidable impedance of the reference inputs and from additional resistance, such as reference electrodes, connected to the inputsThe aim is to present situations in which collected im...

Electrochemistry (dry cells, batteries, fuel cells, corrosion metals, electrolysis)

  • 2021
  • Jimp
  • Link
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