Ru(bpy)32+

excited state quenched by Cr3+
Tamilarasan, R.; Endicott, J.F.
J. Phys. Chem. 90: 1027-33 (1986)

Ru(bpy)32+ quenched by Cr3+
Solvent : H2O, 1 mol/L CF3SO3Na, 15ºC

kq = 1.3 x 107 (corr)(L mol–1 s–1)

Mechanism: energy transfer
Experimental methods: laser flash, luminescence, single shot signal

Lin, C-T.; Boettcher, W.; Chou, M.; Creutz, C.; Sutin, N.
J. Am. Chem. Soc. 98: 6536-44 (1976)

Ru(bpy)32+ quenched by Cr3+
Solvent : H2O, 0.04 mol/L H2SO4, 25ºC, ionic strength 1.0 (MgCl2)

kq = 1.2 x 107(L mol–1 s–1)

Mechanism: energy transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air free = 0.60 micro sec. (laser flash, luminescence, multiple shot with signal averaging)

Chu, D.Y.; Thomas, J.K.
J. Phys. Chem. 89: 4065-70 (1985)

Ru(bpy)32+ quenched by Cr3+
Solvent : H2O

kq = 9.7 x 107(L mol–1 s–1)


Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air free = 0.59 micro sec.

Chu, D.Y.; Thomas, J.K.
J. Phys. Chem. 89: 4065-70 (1985)

Ru(bpy)32+ quenched by Cr3+
Solvent : H2O, 9.4 x 10–5 mol/L PMA, pH 2

kq = 9.3 x 107(L mol–1 s–1)


Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air free = 0.59 micro sec.
Comments: some static quenching

Chu, D.Y.; Thomas, J.K.
J. Phys. Chem. 89: 4065-70 (1985)

Ru(bpy)32+ quenched by Cr3+
Solvent : H2O, 9.4 x 10–5 mol/L PMA, pH 7

kq = 8.4 x 108(L mol–1 s–1)


Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air free = 0.67 micro sec.
Comments: some static quenching

back...