Welcome to Actinide Research Quarterly (ARQ), a publication of the Seaborg Institute for Transactinium Science in the Stockpile Manufacturing and Support (SMS) Directorate. ARQ highlights progress in actinide science in such areas as process chemistry, metallurgy, surface and separation sciences, atomic and molecular sciences, actinide ceramics and nuclear fuels, characterization, spectroscopy, analysis, and manufacturing technologies. The magazine is aimed at peers at Los Alamos and other national laboratories and ADSMS’s customers, including those in Washington, D.C.