Nitrous acid (HONO) during polar spring in Barrow, Alaska: A net source of OH radicals?
G. Villena, P. Wiesen, C. A. Cantrell, F. Flocke, A. Fried, S. R. Hall, R. S. Hornbrook, D. Knapp, E. Kosciuch, R. L. Mauldin III, J. A. McGrath, D. Montzka, D. Richter, K. Ullmann, J. Walega, P. Weibring, A. Weinheimer, R. M. Staebler, J. Liao, L. G. Huey and J. Kleffmann
Article first published online: 23 DEC 2011 | DOI: 10.1029/2011JD016643
- Polar HONO concentrations much lower compared to previous studies
- HONO is still a major source of OH radicals in the polar atmosphere
- Photochemical HONO formation by a long wavelength range process including NO2