Results 11 to 20 of about 1,860,482 (230)

Signaling properties of the human chemokine receptors CXCR4 and CXCR7 by cellular electric impedance measurements. [PDF]

open access: yesPLoS ONE, 2017
The chemokine receptor 4 (CXCR4) and 7 (CXCR7) are G-protein-coupled receptors involved in various diseases including human cancer. As such, they have become important targets for therapeutic intervention.
Jordi Doijen   +6 more
doaj   +3 more sources

Electric Impedance Spectroscopy in Trees Condition Analysis: Theory and Experiment. [PDF]

open access: yesSensors (Basel), 2022
Electric impedance spectroscopy is an alternative technology to existing methods that shows promising results in the agro-food industry and plant physiology research. For example, this technology makes it possible to monitor the condition of plants, even
Astashev ME   +3 more
europepmc   +2 more sources

Electric impedance tomography-guided PEEP titration reduces mechanical power in ARDS: a randomized crossover pilot trial. [PDF]

open access: yesCrit Care, 2023
Background In patients with acute respiratory distress syndrome undergoing mechanical ventilation, positive end-expiratory pressure (PEEP) can lead to recruitment or overdistension.
Jimenez JV   +11 more
europepmc   +2 more sources

Anomaly Detection Using Electric Impedance Tomography Based on Real and Imaginary Images. [PDF]

open access: yesSensors (Basel), 2020
This research offers a method for separating the components of tissue impedance, namely resistance and capacitive reactance. Two objects that have similar impedance or low contrast can be improved through separating the real and imaginary images.
Sapuan I, Yasin M, Ain K, Apsari R.
europepmc   +2 more sources

Creating the Coupled Band Gaps in Piezoelectric Composite Plates by Interconnected Electric Impedance. [PDF]

open access: yesMaterials (Basel), 2018
In this paper, we investigate the coupled band gaps created by the locking phenomenon between the electric and flexural waves in piezoelectric composite plates.
Li L, Jiang Z, Fan Y, Li J.
europepmc   +2 more sources

Clinical implementation of electric impedance tomography in the treatment of ARDS: a single centre experience. [PDF]

open access: yesJ Clin Monit Comput, 2019
To report on our clinical experience using EIT in individualized PEEP titration in ARDS. Using EIT assessment, we optimized PEEP settings in 39 ARDS patients.
Heines SJH   +4 more
europepmc   +2 more sources

Identification of an inclusion in Multifrequency Electric Impedance Tomography [PDF]

open access: yesarXiv, 2016
The multifrequency electrical impedance tomography is considered in order to image a conductivity inclusion inside a homogeneous background medium by injecting one current. An original spectral decomposition of the solution of the forward conductivity problem is used to retrieve the Cauchy data corresponding to the extreme case of perfect conductor ...
H. Ammari, Faouzi Triki
arxiv   +3 more sources

Electric impedance tomography problem for surfaces with internal holes [PDF]

open access: yesInverse Problems, 2021
Let (M, g) be a smooth compact Riemann surface with the multicomponent boundary Γ=Γ0∪Γ1∪⋯∪Γm≕Γ0∪Γ~ . Let u = u f obey Δu = 0 in M, u|Γ0=f,u|Γ~=0 (the grounded holes) and v = v h obey Δv = 0 in M, v|Γ0=h,∂νv|Γ~=0 (the isolated holes).
A. Badanin, M. Belishev, D. Korikov
semanticscholar   +1 more source

ELECTRIC IMPEDANCE OF SUSPENSIONS OF SPHERES [PDF]

open access: yesJournal of General Physiology, 1928
A general expression has been derived for the electric impedance of a suspension of spheres each having a homogeneous non-reactive interior and a thin surface layer with both resistance and reactance. The applications and limitations of impedance measurements on such suspensions are discussed.
K. Cole
openaire   +4 more sources

An Improved Q-Axis Current Control to Mitigate the Low-Frequency Oscillation in a Single-Phase Grid-Connected Converter System

open access: yesEnergies, 2023
An electric railway system is a typical single-phase grid-connected converter system, and the low-frequency oscillation (LFO) phenomenon in electric railway systems has been widely reported around the world.
Kai Wei, Changjun Zhao, Yi Zhou
doaj   +1 more source

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