Callis, L. B. and Lambeth, J. D.: NO
y formed by precipitating electron events in 1991 and 1992: Descent into the stratosphere as observed by ISAMS, Geophys. Res. Lett., 25, 1875–1878, https://doi.org/10.1029/98GL01219, 1998.
Callis, L. B., Natarajan, M., and Lambeth, J. D.: Calculated upper stratospheric effects of solar UV flux and NO
y variations during the 11-year solar cycle, Geophys. Res. Lett., 27(23), 3869–3872, https://doi.org/10.1029/2000GL011622, 2000.
Callis, L. B., Natarajan, M., and Lambeth, J. D.: Solar-atmospheric coupling by electrons (SOLACE) 3, Comparisons of simulations and observations, 1979-1997, issues and implications, J. Geophys. Res., 106, 7523–7539, https://doi.org/10.1029/2000JD900615, 2001.
Clilverd, M. A., Seppälä, A., Rodger, C. J., Verronen, P. T., and Thomson, N. R.: Ionospheric evidence of thermosphere-to-stratosphere descent of polar NO
x, Geophys. Res. Lett., 33, L19811, https://doi.org/10.1029/2006GL026727, 2006.
Damski, J., Thölix, L., Backman, L., Taalas, P. and Kulmala, M.: FinROSE – middle atmospheric chemistry transport model, Boreal Env. Res., 12, 535–550, 2007.
Funke, B., Lopéz-Puertas, M., Gil-López, S., von Clarmann, T., Stiller, G. P., Fischer, H., and Kellmann, S.: Downward transport of upper atmospheric NO
x into the polar stratosphere and lower mesosphere during the Antarctic 2003 and Arctic 2002/2003 winters, J. Geophys. Res., 110, D24308, https://doi.org/10.1029/2005JD006463, 2005.
Funke, B., Lopéz-Puertas, M., Fischer, H., Stiller, G. P., von Clarmann, T., Wetzel, G., Carli, B., and Belotti, C.: Comment on "Origin of the January–April 2004 increase in stratospheric NO
2 observed in northern polar latitudes", by: Jean-Baptiste Renard et al., Geophys. Res. Lett., 34, L07813, https://doi.org/10.1029/2006GL027518, 2007.
Grenfell, J. L., Lehmann, R., Mieth, P., Langematz, U., and Steil, B.: Chemical reation pathways affecting stratospheric and mesospheric ozone, J. Geophys. Res., 111, D17311, https://doi.org/10.1029/2004JD005713, 2006.
Hauchecorne, A., Bertaux, J.-L., Dalaudier, F., Russell III, J. M., Mlynczak, M. G., Kyrölä, E., and Fussen, D., : Large increase of NO
2 in the north polar mesosphere in January–February 2004: Evidence of a dynamical origin from GOMOS/ENVISAT and SABER/TIMED data, Geophys. Res. Lett., 34, L03810, https://doi.org/10.1029/2006GL027628, 2007.
Kylling, A., Albold, A. and Seckmeyer, G.: Transmittance of a cloud is wavelength – dependent in the UV-range: Physical interpretation, Geophys. Res. Lett., 24(4), 397–400, https://doi.org/10.1029/97GL00111, 1997.
Langematz, U., Grenfell, J. L., Matthes, K., Mieth, P., Kunze, M., Steil, B., and Brühl, C.: Chemical effects in 11-year solar cycle simulations with the Freie Universität Berlin Climate Middle Atmosphere Model with online chemistry (FUB-CMAM-CHEM), Geophys. Res. Lett., 32, L13803, https://doi.org/10.1029/2005GL022686, 2005.
Lu, H., Clilverd, M. A., Seppälä, A., and Hood, L. L.: Geomagnetic perturbations on stratospheric circulation in late winter and spring, J. Geophys. Res., 113, D16106, https://doi.org/10.1029/2007JD008915, 2008.
Manney, G. L., Daffer, W. H., Strawbridge, K. B., Walker, K. A., Boone, C. D., Bernath, P. F., Kerzenmacher, T., Schwartz, M. J., Strong, K., Sica, R. J., Krüger, K., Pumphrey, H. C., Lambert, A., Santee, M. L., Livesey, N. J., Remsberg, E. E., Mlynczak, M. G., and Russell III, J. R.: The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution, Atmos. Chem. Phys., 8, 505–522, https://doi.org/10.5194/acp-8-505-2008, 2008.
Manney, G. L., Schwartz, M. J., Krüger, K., Santee, M. L., Pawson, S., Lee, J. N., Daffer, W. H., Fuller, R. A., and Livesey, N. J.: Aura Microwave Limb Sounder observations of dynamics and transport during the record-breaking 2009 Arctic stratosphere major warming, Geophys. Res. Lett., 36, L12815, https://doi.org/10.1029/2009GL038586, 2009.
McInturff, R.: Stratospheric warmings: Synoptic, dynamic and general-circulation aspects, NASA Reference Publ. NASA-RP-1017, NASA, Natl. Meteorol. Cent., Washington, DC, 1978.
Randall, C. E., Harvey, V. L., Siskind, D. E., France, J., Bernath, P. F., Boone, C. D., and Walker, K. A.: NO
x descent in the Arctic middle atmosphere in early 2009, Geophys. Res. Lett., 36, L18811, https://doi.org/10.1029/2009GL039706, 2009.
Reddmann, T., Ruhnke, R., Versick, S., and Kouker, W.: Modeling disturbed stratospheric chemistry during solar-induced NO
x enhancements observed with MIPAS/ENVISAT, J. Geophys. Res., 115, D00I11, https://doi.org/10.1029/2009JD012569, 2010.
Rozanov, E., Callis, L., Schlesinger, M., Yang, F., Andronova, N., and Zubov, V.: Atmospheric response to NO
y source due to energetic electron precipitation, Geophys. Res. Lett., 32, L14811, https://doi.org/10.1029/2005GL023041, 2005.
Sander, S. P., Friedl, R. R., Golden, D. M., Kurylo, M. J., Moortgat, G. K., Keller-Rudek, H., Wine, P. H., Ravishankara, A. R., Kolb, C. E., Molina, M. J., Finlayson-Pitts, B. J., Huie, R. E., and Orkin, V. L.: Chemical kinetics and photochemical data for Use in Atmospheric Studies, Evaluation Number 15, Publication 06-2, JPL, Pasadena, USA, 2006.
Seppälä, A., Verronen, P. T., Clilverd, M. A., Randall, C. E., Tamminen, J., Sofieva, V., Backman, L., and Kyrölä, E.: Arctic and Antarctic polar winter NO
x and energetic particle precipitation in 2002–2006, Geophys. Res. Lett., 34, L12810, https://doi.org/10.1029/2007GL029733, 2007.
Seppälä, A., Randall, C., Clilverd, M. A., Rozanov, E., and Rodger, C. J.: Geomagnetic activity and polar surface air temperature variability, J. Geophys. Res., 114, A10312, https://doi.org/10.1029/2008JA014029, 2009.
Siskind, D. E., Bacmeister, J. T., Summers, M. E., and Russell III, J. M.: Two-dimensional model calculations of nitric oxide transport in the middle atmosphere and comparison with Halogen Occultation Experiment data, J. Geophys. Res., 102, 3527–3546, https://doi.org/10.1029/96JD02970, 1997.
Vitt, F. M., Armstrong, T. P., Cravens, T. E., Dreschhoff, A. M., Jackman, C. H., and Laird, C. M.: Computed contributions to odd nitrogen concentrations in the Earth's polar middle atmosphere by energetic charged particles, J. Atmos. Sol.-Terr. Phys., 62, 669–683, 2000.
Vogel, B., Konopka, P., Groo{ß}, J.-U., Müller, R., Funke, B., López-Puertas, M., Reddmann, T., Stiller, G., von Clarmann, T., and Riese, M.: Model simulations of stratospheric ozone loss caused by enhanced mesospheric NO
x during Arctic Winter 2003/2004, Atmos. Chem. Phys., 8, 5279–5293, https://doi.org/10.5194/acp-8-5279-2008, 2008.
