VariousWords beta
Related Terms:
ground state
deexcitation
polariton
emission line
photoinitiator
excimer
excitation function
photochemical reaction
disexcitation
rydberg molecule
depumping
neutron spectrometry
excitation energy
higher
reactive intermediate
excitable
excitation
energy
leptohadron
particle
metastable isomer
exciplex
photosensitization
population inversion
leptomeson
system
electroexcitation
photoexcitation
Noun
Definition: any state of a particle or system of particles that has a higher energy than that of its ground state