Characteristics and evolution of brown carbon in western United States wildfires - Weber, Rodney J. ; DiGangi, Joshua P. ; Wiggins, Elizabeth B. ; Xu, Lu; Diskin, Glenn S. ; Ryerson, Tom ; Schwarz, Joshua P. ; Nowak, John B. ; Guo, Hongyu ; Warneke, Carsten ; Campuzano-Jost, Pedro ; Perring, Anne E. ; Pagonis, Demetrios ; Bourgeois, IIann ; Peischl, Jeff ; Jimenez, Jose L. ; Moore, Richard H. ; Katich, Joseph M. (2025)