current density

American  

noun

Electricity.

1. the amount of current flowing through a given cross-sectional area in a given time interval: usually measured in amperes per square centimeter.

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current density British  

noun

1.  J.  the ratio of the electric current flowing at a particular point in a conductor to the cross-sectional area of the conductor taken perpendicular to the current flow at that point. It is measured in amperes per square metre

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Example Sentences

See Examples For:

current density

Beneath the water, divers tracked current density and coral growths, searching for mother-of-pearl.

From The Wall Street Journal ● Aug. 6, 2026

"By narrowing the QAH insulator devices, the current pulse resulted in very high current density that switched the magnetization direction, as well as the direction of the electron transport route."

From Science Daily ● Oct. 19, 2023

"Essentially, we want electrodes that don't corrode, while still supporting the high electrical current density required for effective operation."

From BBC ● Jul. 13, 2023

The city’s nearly completed plan calls for 8,152 housing units and 22,751 jobs near the station over 23 years, nearly quadruple current density.

From Seattle Times ● Jan. 28, 2022

This places a practical limit to the current density to be employed, for a given electrode surface.

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Henry P. Talbot