Ru(bpy)32+

excited state quenched by CoIII(bpy)2(mu-O2,NH2)CoIII(bpy)24+
Chandrasekaran, K.; Natarajan, P.
Inorg. Chem. 19: 1714-9 (1980)

Ru(bpy)32+ quenched by CoIII(bpy)2(mu-O2,NH2)CoIII(bpy)24+ at conc. <= 3 x 10–4 mol L–1
Solvent : H2O, 0.01 mol/L HCl, 25ºC, ionic strength 0.01

kq = 3.0 x 109(L mol–1 s–1)

Mechanism: oxidative electron transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 0.5 micro sec.

Chandrasekaran, K.; Natarajan, P.
Inorg. Chem. 19: 1714-9 (1980)

Ru(bpy)32+ quenched by CoIII(bpy)2(mu-O2,NH2)CoIII(bpy)24+
Solvent : H2O, 0.11 mol/L HCl, 25ºC, ionic strength 0.11

kq = 4.2 x 109(L mol–1 s–1)

Mechanism: oxidative electron transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 0.5 micro sec.

Chandrasekaran, K.; Natarajan, P.
Inorg. Chem. 19: 1714-9 (1980)

Ru(bpy)32+ quenched by CoIII(bpy)2(mu-O2,NH2)CoIII(bpy)24+
Solvent : H2O, 0.81 mol/L HCl, 25ºC, ionic strength 0.81

kq = 4.5 x 109(L mol–1 s–1)

Mechanism: oxidative electron transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 0.5 micro sec.

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