A study on non-invasive blood glucose estimation—An approach using capacitance measurement technique

R Periyasamy, S Anand - 2016 International Conference on …, 2016 - ieeexplore.ieee.org
… From figure 4 it is clear that capacitance measured reaches initial … capacitance measurement
is a direct measure of blood glucose. It is well known that skin parameters eg thicknesses of …

Comparison of invasive and non-invasive cylindrical capacitive sensors for electrical measurements of different water solutions and mixtures

G Behzadi, H Golnabi - Sensors and Actuators A: Physical, 2011 - Elsevier
non-invasive cylindrical capacitive sensor (CCS) designs for the electrical measurements of
… Because of the glass tube, thickness the filling gap volume is decreased in this arrangement …

Real-time monitoring and measurement of wax deposition in pipelines via non-invasive electrical capacitance tomography

ILS Mei, I Ismail, A Shafquet… - Measurement Science …, 2015 - iopscience.iop.org
… , a non-invasive/non-intrusive electrical capacitance tomography (ECT) system has been
applied to provide real-time visualization of the formation of paraffin waxes and to measure the …

A wearable CMOS impedance to frequency sensing system for non-invasive impedance measurements

A Hedayatipour, S Aslanzadeh… - … Circuits and Systems, 2020 - ieeexplore.ieee.org
… In our design, since the tissue is modeled mostly as a capacitance, we only considered
capacitive measurements. In the … The pulse width associated with the resistance or capacitance

Capacitive determination of wall-film thickness in liquid-liquid slug flow and its application as a non-invasive microfluidic viscosity sensor

L Arsenjuk, M Wiesehahn, EM Zimmermann… - Sensors and Actuators A …, 2020 - Elsevier
… the measurement … film thickness measured by employing well-known correlations. In this
study, a methodology to ascertain wall film thickness from capacitive impedance measurements

Electrical capacitance as a rapid and non-invasive indicator of root length

TW Ellis, W Murray, K Paul, L Kavalieris… - Tree …, 2013 - academic.oup.com
… Sample depth was determined by the limit of most coarse (>0.001 m radius) roots and … Root
fresh densities ρ were not measured but were calculated using root moisture content for each …

[PDF][PDF] Liquid film thickness estimation using electrical capacitance tomography

Z Cui, C Yang, B Sun, H Wang - Measurement Science Review, 2014 - sciendo.com
Capacitance measurements are made from an externally mounted electrode array in a
non-invasive … Both average and distributed oil film thicknesses can be calculated from the …

Review of non-invasive continuous glucose monitoring based on impedance spectroscopy

J Huang, Y Zhang, J Wu - Sensors and Actuators A: Physical, 2020 - Elsevier
Capacitive sensors work by measuring permittivity changes in the medium when the
interrogating electric fields pass through it. … array is within 20 mm and the width is within 15 mm. …

Non-invasive blood sugar detection by cost-effective capacitance spectroscopy

S Rassel, MR Kaysir, A Aloraynan… - Journal of Sensors and …, 2023 - jsss.copernicus.org
… of any interdigital electrodes requires solving analytical equations and depends on many
parameters such as electrode finger size, length, thickness, spacing, and material. To keep the …

A non-invasive capacitive sensor strip for aerodynamic pressure measurement

M Zagnoni, A Golfarelli, S Callegari, A Talamelli… - Sensors and Actuators A …, 2005 - Elsevier
… This paper presents a capacitive pressure sensor strip implemented in general purpose …
The device length and width can be set according to the application: the measurements and …