Results 31 to 40 of about 1,230,105 (298)

A multiplexed impedance analyzer for characterizing polymer-coated QCM sensor arrays [PDF]

open access: yes, 2006
This paper describes the development and evaluation of a custom-built impedance analyzer, which uses a multiplexing bridge circuit to characterize an array of polymer-coated quartz crystal microbalance (QCM) sensors.
D.R.S. Cumming   +17 more
core   +3 more sources

Electrical Impedance of Cardiac Muscle [PDF]

open access: yesCirculation Research, 1961
Impedances of cat cardiac muscle and frog sartorius muscle were compared at several frequencies before and after interspace ion depletion. Strips of parallel fibers were obtained from papillary muscles and ventricular trabeculae. The impedances were measured in the direction of fiber orientation.
N, SPERELAKIS, T, HOSHIKO
openaire   +2 more sources

Online detection of inter‐turn short‐circuit fault in dual‐redundancy permanent magnet synchronous motor

open access: yesIET Electric Power Applications, 2021
An online detection method for the inter‐turn short‐circuit fault (ISCF) of a dual‐redundancy permanent magnet synchronous motor (DRPMSM) is proposed.
Yukai Yang, Yiguang Chen, Weijie Hao
doaj   +1 more source

Properties and Practical Application of Nanoporous Silicate Matrices, Filled withMixture of NaNO2 and BaTiO3 Ferroelectrics. influence of Co- Encapsulation

open access: yesФізика і хімія твердого тіла, 2017
Results of research the characteristics of MCM-41 porous silica matrix, encapsulated into her pores bysodium nitrite and its mix with barium titanate were presented.
І. І. Grygorchak   +3 more
doaj   +1 more source

ELECTRIC IMPEDANCE OF ASTERIAS EGGS [PDF]

open access: yesJournal of General Physiology, 1936
The alternating current resistance and capacity of suspensions of unfertilized eggs of Asterias forbesi have been measured at frequencies from one thousand to sixteen million cycles per second. The plasma membrane of the egg has a static capacity of 1.10µf/cm.2 which is practically independent of frequency.
K S, Cole, R H, Cole
openaire   +2 more sources

Feasibility of Using Electrical Impedance Spectroscopy for Assessing Biological Cell Damage during Freezing and Thawing

open access: yesSensors, 2021
This study was performed to test bioimpedance as a tool to detect the effect of different thawing methods on meat quality to aid in the eventual creation of an electric impedance-based food quality monitoring system.
Sisay Mebre Abie   +6 more
doaj   +1 more source

Association between body composition measured by bioelectrical impedance analysis and platelet-to-lymphocyte ratio in colorectal cancer [PDF]

open access: yesKorean Journal of Clinical Oncology, 2019
Purpose This study investigated the relationship between body composition and platelet-to-lymphocyte ratio (PLR) in patients with colorectal cancer (CRC).
Woo Jin Song   +4 more
doaj   +1 more source

Changes in body composition in relation to estimated glomerular filtration rate and physical activity in predialysis chronic kidney disease

open access: yesChronic Diseases and Translational Medicine, 2022
Background Early body composition changes, associated with physical inactivity and disease advancement are devastating for patient‐related outcomes in predialysis chronic kidney disease (CKD), thus warranting a detailed analysis of body composition ...
Prathiksha R. Bhat   +2 more
doaj   +1 more source

Study of an Impedance Function for Mixed Traffic Flows Considering the Travel Time–Cost Characteristics of Long-Distance Electric Vehicle Trips

open access: yesApplied Sciences
To quantify the travel time and cost characteristics of mixed traffic involving electric vehicles (EVs) and fuel-powered vehicles on roads, in this paper, we comprehensively consider three factors affecting road impedance: queue length, waiting time, and
Ning Wang   +4 more
doaj   +1 more source

Step-by-Step Small-Signal Modeling and Control of a Light Hybrid Electric Vehicle Propulsion System

open access: yesEnergies, 2019
This paper develops step-by-step a complete electric model of a light hybrid electric vehicle propulsion system. This model includes the vehicle mass, the radius and mass of the wheels, the aerodynamic profile of the vehicle, the electric motor and the ...
Carmen Raga   +4 more
doaj   +1 more source

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