Resonant x-ray scattering beyond the Born--Oppenheimer approximation: Symmetry breaking in the

Cesar, Amary; Gel'mukhanov, Faris
March 1997
Journal of Chemical Physics;3/1/1997, Vol. 106 Issue 9, p3439
Academic Journal
Discusses how the carbon dioxide molecule provides a good example of symmetry breaking. Resonant x-ray scattering of molecules' fulfillment of strict electronic symmetry selection rules; Oxygen x-ray emission spectra showing strong intensity for transitions forbidden by the parity selection rule; Simulations with full vibronic coupling.


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