Platinum Electrode Deposition
Platinum Electrode Deposition - Related Videos
03:02
Standard Electrode Potentials
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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...
12:08
Catalytic Reactions at Amine-Stabilized and Ligand-Free Platinum Nanoparticles Supported on Titania During Hydrogenation of Alkenes and Aldehydes
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Cited by 4 •
2022
This protocol shows a convenient method for comparing the catalytic properties of supported platinum catalysts, synthesized by deposition of nanosized colloids or by impregnation. The hydrogenation of cyclohexene serves as a model reaction to determine the catalytic activity of the catalysts.
08:18
Synthesis and Characterization of High c-axis ZnO Thin Film by Plasma Enhanced Chemical Vapor Deposition System and its UV Photodetector Application
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Cited by 20 •
2015
We offered a method to directly synthesize high c-axis (0002) ZnO thin film by plasma enhanced chemical vapor deposition. The as-synthesized ZnO thin film combined with Pt interdigitated electrode was used as sensing layer for ultraviolet photodetector, showing a high performance through a combination of its good responsivity and reliability.
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.
09:40
Tropomodulin 3 Overexpression as a Marker for Platinum Resistance and Immune Infiltration in Ovarian Cancer
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Cited by 2 •
2024
Tropomodulin 3 (TMOD3) has been increasingly studied in tumors in recent years. This study is the first to report that TMOD3 is highly expressed in ovarian cancer and is closely associated with platinum resistance and immune infiltration. These results could help improve the therapeutic outcomes for ovarian cancer.
FAQs
The applied potential or current drives reduction of platinum-containing species at the electrode surface. This creates initial platinum nuclei, which then grow into a coating. Adjusting the deposition condition changes how rapidly nuclei form and expand, thereby influencing the resulting coating thickness, surface roughness, and morphology rather than producing an identical layer under all conditions.
Surface roughness and morphology determine how much electrode surface is available for electrochemical interaction and how the coating presents that surface to its environment. Because deposition conditions control these features, they can affect electroactive surface area and charge transfer. This makes coating structure an important design variable for electrodes intended to operate in biological or sensing settings.
Adhesion keeps the deposited platinum coating attached to the underlying electrode during operation. A coating with suitable adhesion and structure is better positioned to support stable performance when exposed to physiological environments. This consideration complements electrical improvements, because a coating that provides useful interfacial behavior must also remain structurally associated with the electrode.
A typical deposition sequence uses an electrode placed in a platinum-containing solution, followed by application of a selected potential or current. Platinum-containing species are reduced at the electrode, where nuclei form and grow into a coating. The deposition conditions are then considered in relation to coating thickness, roughness, morphology, and adhesion.
Researchers may apply platinum coatings to neural interfaces, biosensors, and stimulation electrodes when improved electrical, chemical, or biological performance is needed. The coating can increase electroactive surface area, lower interfacial impedance, and improve charge transfer. These properties are relevant when an electrode must interact effectively with biological tissue, analytes, or externally delivered electrical stimulation.
By increasing electroactive surface area and improving charge transfer, the coating can enhance the electrode interface used for neural recording or stimulation and for biosensing. Lower interfacial impedance also supports more favorable electrical interaction at that boundary. The final outcome depends on controlling coating structure and adhesion so performance remains stable in physiological environments.