Singlet oxygen quantum yields QY2

Phthalocyanine, 2,9,16,23-tetrakis(1,1-dimethylethyl)-

Krasnovsky, A.A.,Jr.; Neverov, K.V.
Chem. Phys. Lett. 167(6): 591-6 (1990)

Sensitizer: Phthalocyanine, 2,9,16,23-tetrakis(1,1-dimethylethyl)-
Solvent: CCl₄
Oxygen concentration: air

Quantum yield of formation = 0.15*; 0.17

Experimental method: modulated photolysis
Data type: luminescence intensity at end-of-pulse or under steady-state conditions

Reference sensitizer = TPP; rel. to phi_Delta(ref. sens.) = 0.70.

Roeder, B.; Naether, D.; Lewald, T.; Braune, M.; Nowak, C.; Freyer, W.
Biophys. Chem. 35(2-3): 303-12 (1990)

Sensitizer: Phthalocyanine, 2,9,16,23-tetrakis(1,1-dimethylethyl)-
Solvent: CCl₄
Oxygen concentration: air^a

Quantum yield of formation = 0.14*; 0.16

Experimental method: pulsed laser photolysis
Data type: luminescence intensity at end-of-pulse or under steady-state conditions

Reference sensitizer = TPP; rel. to phi_Delta(ref. sens.) = 0.70; lambda_exc = 652 nm.

^a Oxygen concentration not given; assumed to be air saturated.
* Values recalculated using phi_Delta(S') or f_Delta^T(S') from Table 4 or from the quoted reference.
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