[1] Lawrence Berkeley Natl Lab, Div Chem Sci, Actinide Chem Grp, Berkeley, CA 94720 USA
[2] Los Alamos Natl Lab, Los Alamos, NM 87545 USA
[3] Univ Calif Berkeley, Lawrence Berkeley Natl Lab, Berkeley, CA 94720 USA
[4] Texas A&M Univ, Dept Chem, College Stn, TX 77843 USA