UO22+

excited state quenched by Hg22+
Moriyasu, M.; Yokoyama, Y.; Ikeda, S.
J. Inorg. Nucl. Chem. 39: 2205-9 (1977)

UO22+ quenched by Hg22+
Solvent : H2O, 1 mol/L H3PO4, 25ºC

kq = 1.8 x 109(L mol–1 s–1)

Mechanism: reductive electron transfer
Experimental methods: conventional flash, luminescence, , luminescence
Lifetime in the absence of quencher, air saturated = 180 micro sec.

Burrows, H.D.; Formosinho, S.J.; da Graca Miguel, M.; Coelho, F.P.
J. Chem. Soc., Faraday Trans. 1 72: 163-71 (1976)

UO22+ quenched by Hg22+
Solvent : H2O, pH 2.0-2.5 (HNO3)

kq = 1.0 x 109(L mol–1 s–1)

Mechanism: reductive electron transfer
Experimental methods: steady state irradiation, luminescence
Lifetime in the absence of quencher, air saturated = 1.2 micro sec. (747132)
Comments: S as NO3– salt

Romanovskaya, G.I.; Atabekyan, L.S.; Chibisov, A.K.
Theor. Exp. Chem. 17: 221-5 (1981)

UO22+ quenched by Hg22+
Solvent : H2O, pH 2.3, ionic strength 0.007

kq = 2.3 x 108(L mol–1 s–1)

Mechanism: reductive electron transfer
Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air saturated = 1.5 micro sec.
Comments: S as NO3– salt

Romanovskaya, G.I.; Atabekyan, L.S.; Chibisov, A.K.
Theor. Exp. Chem. 17: 221-5 (1981)

UO22+ quenched by Hg22+
Solvent : H2O, 1 mol/L HNO3, ionic strength 1

kq = 1.0 x 109(L mol–1 s–1)

Mechanism: reductive electron transfer
Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air saturated = 2.8 micro sec.
Comments: S as NO3– salt

Romanovskaya, G.I.; Atabekyan, L.S.; Chibisov, A.K.
Theor. Exp. Chem. 17: 221-5 (1981)

UO22+ quenched by Hg22+
Solvent : H2O, 1 mol/L H3PO4, ionic strength 0.09

kq = 3.4 x 109(L mol–1 s–1)

Mechanism: reductive electron transfer
Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air saturated = 160 micro sec.
Comments: S as NO3– salt

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