Excitation
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Excitation
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1. An external force, or other input, applied to a system that causes the
system to respond in some way. Also called stimulus.
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2. The increase in the internal energy of an atomic or molecular system
caused by a collision with another particle of greater energy.
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For atoms in a discharge, excitation usually refers to
increasing the energy level of a bound electron.
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[edit] References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use
