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In a CO2 laser, energy transfer from N2 raises the CO2 molecules into an excited state, which then decays into one of several possible lower states by emitting a ______.
In a CO2 laser, energy transfer from N2 raises the CO2 molecules into an excited state, which then decays into one of several possible lower states by emitting a ______.
photon
Non-radiative losses cause the molecule to return to the ______ state.
Non-radiative losses cause the molecule to return to the ______ state.
ground
In a CO laser, several pumping mechanisms can raise the energy of the molecule to various excited states. It then cascades back down to the ______ state, emitting several photons along the way.
In a CO laser, several pumping mechanisms can raise the energy of the molecule to various excited states. It then cascades back down to the ______ state, emitting several photons along the way.
ground
CO lasers do not necessarily need ______.
CO lasers do not necessarily need ______.
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Over 50 years ago, carbon monoxide (CO) lasers showed promise due to their efficiency in converting electrical energy into ______.
Over 50 years ago, carbon monoxide (CO) lasers showed promise due to their efficiency in converting electrical energy into ______.
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