Singlet oxygen quantum yields QY2

Phthalocyanine, sulfo-, oxovanadium(IV)

Rosenthal, I.; Krishna, C.M.; Riesz, P.; Ben-Hur, E.
Radiat. Res. 107(1): 136-42 (1986)

Sensitizer: Phthalocyanine, sulfo-, oxovanadium(IV)
Solvent: H₂O
Oxygen concentration: air

Quantum yield of formation = 0

Experimental method: continuous photolysis
Data type: product appearance under steady-state conditions

Reference sensitizer = RB; Singlet oxygen acceptor = Im; Product from substrate = Imidazole endoperoxide; rel. to phi_Delta(ref. sens.) = 0.75; lambda_exc = 670 nm. RNO as monitor of P; used Proportion of T₁ quenched by O₂ = 1, phi_Delta(ref. sens.) at lambda_exc = 550 nm, cor. to 670 nm.

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