The Early Universe
The Universe evolved from a fully-ionized plasma to an almost neutral state in which molecules could form and the first stars were created. We are engaged in studies of the atomic and molecular processes that took place and were crucial to the formation of structure.
The Highly Deuterated Chemistry of the Early Universe, C. D. Gay, P. C. Stancil, S. Lepp, and A. Dalgarno, Ap. J. 737 (2011) 44.
Recombination of H-2 by Raman association in the early universe, A. Dalgarno and Mark van der Loo, Ap. J. Lett. 646 (2006) L91-4.
A Dalgarno and collaborators