Platinum Electrodes
Platinum Electrodes - Related Videos
03:02
Standard Electrode Potentials
0 Views •
2020
On comparing the reactivity of silver and lead, it is observed that the two ionic species, Ag+ (aq) and Pb2+ (aq), show a difference in their redox reactivity towards copper: the silver ion undergoes spontaneous reduction, while the lead ion does not. This relative redox activity can be easily quantified in electrochemical cells by a property called cell potential. This property is commonly known as cell voltage in electrochemistry, and it is a measure of the energy which accompanies the charge...
05:30
Making Patch-pipettes and Sharp Electrodes with a Programmable Puller
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Cited by 22 •
2008
This video shows how to use a programmable puller to make patch pipettes and sharp electrodes for electrophysiology. The same procedure can be used to make a variety of glass tools, including injection needles.
08:29
Fabrication of Amperometric Electrodes
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Cited by 8 •
2009
This protocol describes how to generate carbon fiber electrodes. The electrodes are subsequently used to detect catecholamine release from vesicles with carbon fiber amperometry.
07:20
Amide Coupling Reaction for the Synthesis of Bispyridine-based Ligands and Their Complexation to Platinum as Dinuclear Anticancer Agents
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Cited by 1 •
2014
This protocol describes the use of amide coupling reactions of isonicotinic acid and diaminoalkanes to form bridging ligands suitable for use in the synthesis of multinuclear platinum complexes, which combine aspects of the anticancer drugs BBR3464 and picoplatin.
09:30
Electrospinning of Photocatalytic Electrodes for Dye-sensitized Solar Cells
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Cited by 3 •
2017
The overall goal of this project was to use electrospinning to fabricate a photoanode with improved performance for dye-sensitized solar cells.
FAQs
At the electrode interface, ionic currents in tissues or electrolyte solutions are detected through platinum-supported electron transfer. This allows an electronic instrument to register biological electrical activity even though charge moves through the living system as ions. The resulting measurements can be used to examine signaling and electrical behavior in cells, tissues, or biomolecules.
Corrosion resistance helps the platinum surface remain chemically stable while it contacts tissues or electrolyte solutions. This stability supports reliable charge transfer and reduces concerns that the electrode surface will readily deteriorate during an experiment. As a result, researchers can use platinum electrodes for measurements involving biological samples and biomedical devices where consistent interface behavior matters.
Recording detects ionic currents generated by biological activity and transfers those signals to an electronic instrument. Stimulation reverses the direction of use: an external electrical source drives the electrode interface so that biological systems receive electrical input. The same platinum-based interface can therefore support experiments that either monitor bioelectric activity or investigate responses to controlled stimulation.
A typical workflow places the platinum electrode in contact with the relevant tissue, cells, or electrolyte solution, then connects it to an electronic instrument. Researchers either monitor the resulting electrical signals or apply an external source for stimulation. The selected arrangement depends on whether the experiment examines endogenous bioelectric activity, controlled responses, or electrochemical behavior.
Biological applications include electrophysiology, neural recording, cardiac studies, and electrochemical measurements of cells and biomolecules. In these settings, the electrodes help investigators examine electrical activity, cell signaling, tissue function, or interactions between living systems and biomedical devices. Their chemical stability makes them relevant across experiments that require a dependable electrical interface with biological material.
Measurements can reveal bioelectric signals associated with cell signaling and tissue function, while stimulation experiments can examine how biological systems respond to externally applied electrical input. Electrochemical measurements also support studies of cells and biomolecules in electrolyte solutions. Together, these outcomes help characterize living-system behavior and the performance of biomedical device interfaces.