Results 41 to 50 of about 4,628,362 (360)

Two–Dimensional Disposable Graphene Sensor to Detect Na+ Ions

open access: yesNanomaterials, 2021
The monitoring of Na+ ions distributed in the body has been indirectly calculated by the detection of Na+ ions in urine. We fabricated a two–dimensional (2D) Na+ ion sensor using a graphene ion–sensitive field–effect transistor (G–ISFET) and used ...
Hong Gi Oh   +9 more
doaj   +1 more source

A Solid-State Reference Electrode Based on a Self-Referencing Pulstrode.

open access: yesAngewandte Chemie, 2019
The design of solid-state reference electrodes without liquid junction is of great importance to allow for miniature and cost-effective electrochemical sensors in environmental and biomedical applications. To address this, we propose here a pulse control
Wenyue Gao   +3 more
semanticscholar   +1 more source

Corrosion Sensor for Monitoring the Service Condition of Chloride-Contaminated Cement Mortar

open access: yesSensors, 2010
A corrosion sensor for monitoring the corrosion state of cover mortar was developed. The sensor was tested in cement mortar, with and without the addition of chloride to simulate the adverse effects of chloride-contaminated environmental conditions on ...
Heng-Jing Ba, Shuang Lu
doaj   +1 more source

An Experimental Method to Determine the Measurement Error of Reference Electrodes within Lithium‐Ion Batteries

open access: yesChemElectroChem, 2023
Reference electrodes (REs) play a crucial role in the accurate assessment and control of battery potentials, but their confidence is overestimated. Researchers have tracked the source of the error to the RE design that blocks the lithium‐ion path between
Daniel Rutz   +4 more
doaj   +1 more source

Effect of Salt Concentration, Solvent Donor Number and Coordination Structure on the Variation of the Li/Li+ Potential in Aprotic Electrolytes

open access: yesEnergies, 2020
The use of concentrated aprotic electrolytes in lithium batteries provides numerous potential applications, including the use of high-voltage cathodes and Li-metal anodes.
P. K. R. Kottam   +3 more
doaj   +1 more source

Metal Oxides and Ion-Exchanging Surfaces as pH Sensors in Liquids: State-of-the-Art and Outlook

open access: yesSensors, 2009
Novel applications of online pH determinations at temperatures from -35 °C to 130 °C in technical and biological media, which are all but ideal aqueous solutions, require new approaches to pH monitoring.
Peter Kurzweil
doaj   +1 more source

Absolute Potentials of Standard Reference Electrodes at 25 C [PDF]

open access: yes, 2010
Aqueous standard redox potentials are conventionally referred to that of the standard hydrogen electrode (SHE) as zero (IUPAC definition), in the absence of the knowledge of its absolute value.
Raji Heyrovska
core   +2 more sources

Solid-Contact Electrode with Composite PVC-Based 3D-Printed Membrane. Optimization of Fabrication and Performance

open access: yesSensors, 2021
Intense interest in reference electrode design and fabrication has recently been enriched with the application of 3D printing of electrodes with salt-loaded PVC membranes.
Bartosz Bartoszewicz   +2 more
doaj   +1 more source

Reference Electrodes in Metal Corrosion [PDF]

open access: yesInternational Journal of Corrosion, 2010
With especial regard to hydrogen electrode, the theoretical fundamentals of electrode potential, the most important reference electrodes and the electrode potential measurement have been discussed. In the case of the hydrogen electrode, it have been emphasised that there is no equilibrium between the hydrogen molecule (H2) and the hydrogen (H ...
I. Bakos, S. Szabó
openaire   +1 more source

Charge storage in nanotubes: the case of a 2-1 electrolyte [PDF]

open access: yes, 2017
We consider a 2-1 electrolyte in contact with a narrow nanotube, which only allows one-dimensional storage along the axis. The asymmetry does not allow an a priori definition of the potential of zero charge; instead, the natural reference is the ...
Henderson, D., Schmickler, W.
core   +4 more sources

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