Chemical and microphysical properties of particles in aged forest fire plumes from Alaska and Western Canada observed in the summer 2004 over the Northeastern U.S.

Wollny, A.G.; Brock, C.A.; Cooper, O.R.; de Gouw, J.A.; Hudson, P.K.; Middlebrook, A.M.; Stohl, A.; Warneke, C.; Peltier, R.; Weber, R.