Hydrated electron Americium(III) ion

Gordon, S.; Mulac, W.A.; Schmidt, K.H.; Sjoblom, R.K.; Sullivan, J.C.
Inorg. Chem. 17, 294-296 (1978)

Reaction: e_aq^- + Am³⁺ ® Am(II)
Solvent: H₂O

k = 1.6 × 10⁸(L mol^-1 s^-1), ionic strength = 0.11, pH = 5.8, T = 296K

Experimental method: Pulse radiolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly

Decay kinetics at 650 nm in He-satd. soln contg. (0.079-1.24) × 10^-3 mol L^-1 Am³⁺ and 0.1 mol L^-1 tert-BuOH, and 0.11 mol L^-1 LiClO₄; pK_h = 5.92, 10.7

Pikaev, A.K.; Shilov, V.P.; Spitsyn, V.I.
Bull. Acad. Sci. USSR, Div. Chem. Sci. 25, 2651 (1976)

Reaction: e_aq^- + Am³⁺ ® Am(II)
Solvent: H₂O

k = 3 × 10⁸(L mol^-1 s^-1), pH = 6

Experimental method: Pulse radiolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly

Product buildup kinetics; soln. contains 3 × 10^-3 mol L^-1 Am³⁺ and 0.1 mol L^-1 tert-BuOH.