negative electrode


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cath·ode (Ca, C),

(kath'ōd),
The negative pole of a galvanic battery or the electrode connected with it; the electrode toward which positively charged ions (cations) migrate and are reduced, and into which electrons are fed from their source (anode or generator). Compare: anode.
Synonym(s): negative electrode
[G. kathodos, a way down, fr. kata, down, + hodos, a way]

negative electrode

Etymology: L, negare, to deny; Gk, elektron, amber, hodos, way
a cathode, or the negative pole of an electric current or of a battery or dry cell.

cath·ode

(C) (kath'ōd)
1. The negative pole of a galvanic battery or the electrode connected with it; the electrode to which positively charged ions (cations) migrate.
Compare: anode
2. Negatively charged part of the x-ray tube head; it contains the tungsten filament.
Synonym(s): negative electrode.
[G. kathodos, a way down, fr. kata, down, + hodos, a way]

negative electrode

A cathode; the pole by which electric current leaves the generating source.
See also: electrode
References in periodicals archive ?
s] is the exchange current density of the side reaction, which is determined by the lithium ion concentration at the surface of the particle at negative electrode [14][15].
Lithium plating is a damage phenomenon that occurs when metallic lithium precipitates on the surfaces of a battery's active negative electrode particles.
3a, which is the spectrum from the negative electrode after a 10 s deposition.
By adopting the newly-developed high-performance negative electrode, Panasonic has succeeded in improving reactivity at lower temperatures.
It can be produced from the electrolysis of water (positive and negative electrodes which are put into water and an electrical current splits the molecules, making hydrogen bubbles by the negative electrode and oxygen bubbles by the positive electrode).
Li-ion is a type of rechargeable battery in which lithium ions move from the negative electrode (cathode) to the positive electrode (anode) during discharge, and from the cathode to the anode when charged.
This means that when a sufficient voltage is applied to a semiconductor, electrons start flowing to the positive electrode and holes start flowing towards the negative electrode, generating an electric current.
Pennsylvania-based Axion Power International Incorporated (Axion Power International) (OTC Bulletin Board: AXPW), a company that develops advanced lead-carbon PbC(R) batteries, has completed final preparations for construction of a second generation automated production line for its proprietary PbC(R) negative electrode.
Lithium-ion batteries use carbon-based materials for the negative electrode and this principle can be applied in lithium-air batteries with graphite or another more stable negative electrode materials used.
For lead I, the right arm (RA) electrode serves as the negative electrode and the left arm (LA) electrode serves as the positive electrode.
Normal polarity of electrodes as described in "Methods" section was with negative electrode at most effective location and positive electrode at less effective location, and reverse polarity switched polarity.
The splitter positions were moved by 2 cm toward positive electrode or negative electrode from the center.