Ru(bpy)32+ excited state quenched by Cresyl Violet

Ru(bpy)₃²⁺ quenched by Cresyl Violet at conc. 0.001 mol L^–1
Solvent : Ethylene glycol, 22ºC

k_q = 4.6 x 10⁸(L mol^–1 s^–1)

Mechanism: energy transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 0.84 micro sec. (laser flash, luminescence, multiple shot with signal averaging)

Ru(bpy)₃²⁺ quenched by Cresyl Violet at conc. 0.001 mol L^–1
Solvent : Glycerol, 22ºC

k_q = 1.2 x 10⁸(L mol^–1 s^–1)

Mechanism: energy transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air saturated = 0.89 micro sec. (laser flash, luminescence, multiple shot with signal averaging)

Ru(bpy)₃²⁺ quenched by Cresyl Violet at conc. (5-20) x 10^–4 mol L^–1
Solvent : MeOH, 22ºC

k_q = 6.7 x 10⁸(L mol^–1 s^–1)

Mechanism: energy transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 0.77 micro sec. (laser flash, luminescence, multiple shot with signal averaging)