© 2002 J.Paul Robinson, Purdue University
Fluorescence
Text Box: ENERGY
ENERGY
S0
S1
S2
T2
T1
ABS
FL
I.C.
ABS - Absorbance S 0.1.2 - Singlet Electronic Energy Levels
FL - Fluorescence T 1,2    - Corresponding Triplet States
I.C.- Nonradiative Internal Conversion IsC      - Intersystem Crossing PH  - Phosphorescence
IsC
IsC
PH
[Vibrational sublevels]
Jablonski Diagram
Vibrational energy levels
Rotational energy levels
Electronic energy levels
Singlet States
Triplet States
3rd Ed. Shapiro p 87