Excited Oxygen Photophysics:
(Dr. S.M. Bachilo)



Molecular O2 oxygen has two low-lying excited states.
The O2 excited-state photophysics can be studied by detection of the following signals:

Diagram of the lowest electron levels in O2
Levels of some energy donors (Pd- and free base porphyrins) are also shown.

An example of the a®X phosphorescence kinetics


 


 

 

Examples of the a-b absorption kinetics in different solvents (April 1998, Bachilo, Nichiporovich, Losev)

Examples of the  of the b-a fluorescence kinetics in CS2 and CCl4 (May 1997, Bachilo, Nichiporovich, Losev)

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