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Energy efficiency

Contributors in Energy efficiency

Energy efficiency

Harmonic

Energy; Energy efficiency

A sinusoidal quantity having a frequency that is an integral multiple of the frequency of a periodic quantity to which it is related.

N-type semiconductor

Energy; Energy efficiency

A semiconductor produced by doping an intrinsic semiconductor with an electron-donor impurity (e.g., phosphorous in silicon).

P-type semiconductor

Energy; Energy efficiency

A semiconductor in which holes carry the current; produced by doping an intrinsic semiconductor with an electron acceptor impurity (e.g., boron in silicon).

Solar constant

Energy; Energy efficiency

The average amount of solar radiation that reaches the earth's upper atmosphere on a surface perpendicular to the sun's rays; equal to 1353 Watts per square metre or 492 Btu per square foot.

Mean power output of a wind turbine

Energy; Energy efficiency

The average power output of a wind energy conversion system at a given mean wind speed based on a Raleigh frequency distribution.

Minority carrier lifetime

Energy; Energy efficiency

The average time a minority carrier exists before recombination.

Energy

Energy; Energy efficiency

The capability of doing work; different forms of energy can be converted to other forms, but the total amount of energy remains the same.

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