Singlet oxygen quantum yields QY1

9,10-Anthraquinone, 1,5-diamino-2-bromo-4,8-dihydroxy-

Byteva, I.M.; Gurinovich, G.P.; Golomb, O.L.; Karpov, V.V.
Zh. Prikl. Spektrosk. 44(4): 589-93 (1986)

Sensitizer: 9,10-Anthraquinone, 1,5-diamino-2-bromo-4,8-dihydroxy-
Solvent: CHCl₃
Oxygen concentration: air^a

Quantum yield of formation = 0.35^T

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

Reference sensitizer = MPDME; rel. to phi_Delta(ref. sens.) = 0.77^b. Proportion of T₁ quenched by O₂ = 1.

Byteva, I.M.; Golomb, O.L.; Gurinovich, G.P.; Karpov, V.V.
J. Appl. Spectrosc. 36(5): 540-5 (1982)

Sensitizer: 9,10-Anthraquinone, 1,5-diamino-2-bromo-4,8-dihydroxy-
Solvent: CHCl₃
Oxygen concentration: air^a

Quantum yield of formation = 0.15^T

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

Reference sensitizer = MPDEE; rel. to phi_Delta(ref. sens.) = 0.77. Proportion of T₁ quenched by O₂ = 1.

Venediktov, E.A.; Krasnovsky, A.A.,Jr.
Opt. Spectrosc. (USSR) 52(3): 338-9 (1982)

Sensitizer: 9,10-Anthraquinone, 1,5-diamino-2-bromo-4,8-dihydroxy-
Solvent: CCl₄
Oxygen concentration: air

Quantum yield of formation = 0.20^T

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

Reference sensitizer = TPBC; rel. to phi_Delta(ref. sens.) = 0.45.

Byteva, I.M.; Golomb, O.L.; Gurinovich, G.P.; Karpov, V.V.
J. Appl. Spectrosc. 36(5): 540-5 (1982)

Sensitizer: 9,10-Anthraquinone, 1,5-diamino-2-bromo-4,8-dihydroxy-
Solvent: EtOH
Oxygen concentration: air^a

Quantum yield of formation = 0.16^T

Experimental method: continuous photolysis
Data type: oxygen consumption under steady-state conditions

Reference sensitizer = MPDEE; Singlet oxygen acceptor = H₂NCSNH₂; rel. to phi_Delta(ref. sens.) = 0.77. Assumed Proportion of T₁ quenched by O₂ = 1, PSO2 = 0.

^a Oxygen concentration not given; assumed to be air saturated.
^b Value of phi_Delta(S') used in this work to calculate phi_Delta(S) from authors'reported phi_Delta(S)/phi_Delta(S').
^T Value corrected for 100% quenching of T₁.
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