Os(phen)32+

excited state quenched by Co(en)33+
Sandrini, D.; Gandolfi, M.T.; Maestri, M.; Bolletta, F.; Balzani, V.
Inorg. Chem. 23: 3017-23 (1984)

Os(phen)32+ quenched by Co(en)33+
Solvent : H2O, 0.1 mol/L H2SO4, ~22ºC

kq = 1.0 x 108(L mol–1 s–1)

Mechanism: oxidative electron transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air saturated = 0.075 micro sec. (laser flash, luminescence, multiple shot with signal averaging)

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