platinum electrode

platinum electrode

[′plat·ən·əm i′lek‚trōd]
(physical chemistry)
A solid platinum wire electrode used during voltammetric analyses of electrolytes.
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The electrolytic cell was a standard three-electrode system containing platinum electrode (area 2.25 cm2) was a auxiliary electrode, a saturated calomel electrode was a reference electrode, a smoothly polished stainless steel (10 mmx10 mmx1 mm) was a working electrode in the test, the concentration is 0.02 mol/L and the scan rate is 2 mV/s.
- Yoshiho Ikeuchi, a Lecturer at The University of Tokyo, wins Gold Award for the development of a platinum electrode device for manipulating artificial nerve tissues produced from human induced pluripotent stem cells (iPSCs), and Katsunori Tanaka, a Chief Scientist at RIKEN, wins Gold Award for in vivo precious metal catalysis in mammals for treatment of disease
Electrochemical measurements were performed in a three-electrode system where the working electrode was already described brass electrode, a saturated calomel electrode (SCE) was the reference electrode, and the platinum electrode was the auxiliary electrode.
The potential of anodic reaction (8) which factually defines the potential of platinum electrode depends on level of oxidation of platinum electrode surface.
The electrochemical performance of individual electrodes was tested by a three-electrode system with a 0.5 M [Na.sub.2]S[O.sub.4] solution serving as an electrolyte; a platinum electrode and a saturated calomel electrode (SCE) were used as a counter electrode and reference electrode, respectively.
This work includes early research on estimating the charge passing through the cell from measuring the mass of silver deposited on the platinum electrode [18, 19].
The circuit consists of two electrodes - a gold electrode placed on this piezoelectric material and a platinum electrode placed on its underside. Once the circuit is fabricated, it is removed from the silicon wafer and printed on a flexible polymer called polyimide.
Use glassy carbon electrode (d = 3 mm, Shanghai CH Instruments, Inc.) as working electrode, platinum electrode as counter electrode, and saturated calomel electrode (SCE) as reference electrode to form a three-electrode system.
The electrochemical cell (Figure 1(a)) was a three-electrode cell where the enzyme modified graphite electrode acted as a working electrode and the platinum electrode (type M241Pt) as a counter electrode.
Figure 2 shows the effect of sweeping potentials on the cyclic voltammograms recorded on a platinum electrode in 1:2:0.05 (mole ratio) ChCl:urea:AgN[O.sub.3] ionic liquids at 30[degrees]C with a scan rate of 10 mV/s.
The catalyst produced in this research decreases the voltage required for methanol oxidation up to 500 mV in comparison with platinum electrode, and it significantly increases the produced current.
Pulsed voltammetric study of 2-[35-bis(11-dimethylethyl)-4-oxo-25-cyclohexadien-1- ylidene]acetonitrile was undertaken at platinum electrode in acetonitrile containing sodium perchlorate.