Results 31 to 40 of about 2,209,105 (417)

Electrostatics of Gapped and Finite Surface Electrodes [PDF]

open access: yesNew Journal of Physics 12 (2010) 023038 (16pp), 2009
We present approximate methods for calculating the three-dimensional electric potentials of finite surface electrodes including gaps between electrodes, and estimate the effects of finite electrode thickness and an underlying dielectric substrate. As an example we optimize a radio-frequency surface-electrode ring ion trap, and find that each of these ...
arxiv   +1 more source

Study of the oxygen electrode reaction using mixed conducting oxide surface layers. Part I: Experimental methods and current-overvoltage experiments [PDF]

open access: yes, 1986
The oxygen gas electrode has been studied for a number of mixed conducting oxide surface layers on top of Gd2Zr2O7 (TGZO) solid electrolytes. In part II of this paper we present the results of frequency dispersion measurements for the electrode reaction,
Burggraaf, A.J.   +2 more
core   +3 more sources

Ayurvedic hospital wastewater degradation using electrochemical treatment

open access: yesWater Science and Technology, 2022
The goal of this research was to remove COD, oil and grease (O&G) and color from raw ayurvedic hospital wastewater (AHWW) using a novel electrochemical coagulation (ECC) process.
S. Mahesh   +2 more
doaj   +1 more source

Comparison of electrode impedances of Pt, PtIr (10% Ir) and Ir-AIROF electrodes used in electrophysiological experiments [PDF]

open access: yes, 1982
In tissue impedance measurements with the 4-electrode assembly, unexpected difficulties may occur because a combination of electrode impedance and stray capacitance in the array of four electrodes, can lead to serious measuring failures in the low ...
Bergveld, P., Gielen, F.L.H.
core   +2 more sources

Structured electrode additive manufacturing for lithium-ion batteries [PDF]

open access: yes, 2021
A thick electrode with high areal capacity has been developed as a strategy for high-energy-density lithium-ion batteries, but thick electrodes have difficulties in manufacturing and limitations in ion transport. Here, we reported a new manufacturing approach for ultra-thick electrode with aligned structure, called structure electrode additive ...
arxiv   +1 more source

Rapid Fabrication of Low Impedance, 3D Dry Electrodes for Physiological Sensing [PDF]

open access: yesarXiv, 2022
Medical electrophysiological sensors that can study the body and diagnose diseases depend on consistently low impedance electrode-skin interfaces. Clinical-standard wet electrodes use hydrogels and skin abrasion to improve the interface and thus the recorded signal quality.
arxiv  

Interfacing peripheral nerve with macro-sieve electrodes following spinal cord injury [PDF]

open access: yes, 2017
Macro-sieve electrodes were implanted in the sciatic nerve of five adult male Lewis rats following spinal cord injury to assess the ability of the macro-sieve electrode to interface regenerated peripheral nerve fibers post-spinal cord injury. Each spinal
Birenbaum, Nathan K   +2 more
core   +3 more sources

Curvature affects electrolyte relaxation: studies of spherical and cylindrical electrodes [PDF]

open access: yesPhys. Rev. E 100, 042602 (2019), 2019
With two minimal models, I study how electrode curvature affects the response of electrolytes to applied electrostatic potentials. For flat electrodes, Bazant et al. [Phys. Rev. E. 70, 021506 (2004)] popularized the "RC" timescale $\lambda_{\textrm{D}} L/D$, with $\lambda_{\textrm{D}}$ being the Debye length, $2L$ the electrode separation, and $D$ the ...
arxiv   +1 more source

Investigation of agglomeration and sedimentation of PEFC electrode slurries by a laminated microfluidic device

open access: yesNihon Kikai Gakkai ronbunshu, 2020
A film-laminated microfluidic device was fabricated to analyze an electrode slurry used to form a porous electrode of polymer electrolyte fuel cells, and sorting of particles in the slurry was demonstrated.
Takahiro SUZUKI   +4 more
doaj   +1 more source

Dry electrodes for bioimpedance measurements -- design, characterization and comparison [PDF]

open access: yes, 2019
Objective: Bioimpedance measurements are mostly performed utilizing gel electrodes to decrease the occurring electrode-skin impedance. Since in many measurement environments this kind of electrode is not appropriate, the usability of dry electrodes is analysed.
arxiv   +1 more source

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