Nathalie Wall, associate professor, coauthored three presentations with chemistry colleagues: Sue Clark, Regents Professor, and others, “Mechanism of La detection as precursor for actinide preconcentration” at the Interagency Technical Nuclear Forensics Program Review in Oak Ridge, Tenn.; Joelle Reiser, doctoral candidate, “Dependence of pH on alteration layer formation for international simple glass” at the Glass & Optical Materials Division Meeting in Waikoloa, Hawaii; and Gannon Parker, postdoctoral researcher, and Donald Wall, director, Nuclear Science Center, “Determination of thermodynamic parameters associated with Tc(IV) Sulfate complexation” at the American Chemical Society’s National Meeting in San Francisco.