Cr(bpy)33+

excited state quenched by Co(CN)63–
Juris, A.; Manfrin, M.F.; Maestri, M.; Serpone, N.
Inorg. Chem. 17: 2258-61 (1978)

Cr(bpy)33+ quenched by Co(CN)63–
Solvent : H2O, 0.5 mol/L NaCl, ~20ºC

kq < 2 x 105(L mol–1 s–1)


Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air saturated = 51 micro sec. (spark lamp, luminescence, single photon counting)

Endicott, J.F.; Ramasami, T.; Gaswick, D.C.; Tamilarasan, R.; Heeg, M.J.; Brubaker, G.R.; Pyke, S.C.
J. Am. Chem. Soc. 105: 5301-10 (1983)

Cr(bpy)33+ quenched by Co(CN)63–
Solvent : H2O, 1.5 mol/L NaHSO4, 25ºC

kq < 1 x 106(L mol–1 s–1)

Mechanism: energy transfer; reductive electron transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 70 micro sec. (laser flash, luminescence, single shot signal)

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