Publications

Journal articles        Review articles        Book chapters        Thesis

Journal articles

Accepted

Published

  1. Kessenich, H.E., A. Seppälä & C. J. Rodger. Potential drivers of the recent large Antarctic ozone holes. Nat Commun 14, 7259, doi:10.1038/s41467-023-42637-0, 2023.

  2. Chapman-Smith, K., A. Seppälä, C.J. Rodger, A. Hendy and C. Forsyth. Observed loss of polar mesospheric ozone following substorm-driven electron precipitation. Geophys. Res. Lett., 50, e2023GL104860, doi:10.1029/2023GL104860, 2023.

  3. Szeląg, M., D. Marsh, P. T. Verronen, A. Seppälä, and N. Kalakoski. Ozone impact from solar energetic particles cools the polar stratosphere, Nature Commun. 13, 6883, doi:10.1038/s41467-022-34666-y, 2022.

  4. Maliniemi, V., P. Arsenovic, A. Seppälä, and H. Nesse Tyssøy. The influence of energetic particle precipitation on Antarctic stratospheric chlorine and ozone over the 20th century, Atmos. Chem. Phys., 22, 8137–8149, doi: 10.5194/acp-22-8137-2022, 2022.

  5. Nordström, V. J. and A. Seppälä. Does the coupling of the semiannual oscillation with the quasi-biennial oscillation provide predictability of Antarctic sudden stratospheric warmings? Atmos. Chem. Phys., 21, 12835–12853, https://doi.org/10.5194/acp-21-12835-2021, 2021.

  6. Hendry, A.T., A. Seppälä, C.J. Rodger, and M. A. Clilverd. Impact of EMIC‐wave driven electron precipitation on the radiation belts and the atmosphere, J. Geophys. Res., 126, e2020JA028671, https://doi.org/10.1029/2020JA028671, 2021.

  7. Gordon, E. M., A. Seppälä, B. Funke, J. Tamminen, and K.A. Walker. Observational evidence of energetic particle precipitation NOx (EPP-NOx) interaction with chlorine curbing Antarctic ozone loss, Atmos. Chem. Phys., 21, 2819–2836, https://doi.org/10.5194/acp-21-2819-2021, 2021.

  8. Lee, J.-H., G. Jee, Y.-S. Kwak, H. Hwang, A. Seppälä, I.-S. Song, E. Turunen, and D.-Y. Lee. Polar Middle Atmospheric Responses to Medium Energy Electron (MEE) Precipitation Using Numerical Model Simulations, Atmosphere, 12(2), 133, https://doi.org/10.3390/atmos12020133, 2021.

  9. Kalakoski, N., P.T. Verronen, A. Seppälä, M.E. Szeląg, A. Kero, and D.R. Marsh. Statistical response of middle atmosphere composition to solar proton events in WACCM-D simulations: the importance of lower ionospheric chemistry. Atmos. Chem. Phys., 20, 8923–8938, https://doi.org/10.5194/acp-20-8923-2020, 2020.

  10. Gordon, E. M., A. Seppälä, and J. Tamminen. Evidence for energetic particle precipitation and quasi-biennial oscillation modulations of the Antarctic NO2 springtime stratospheric column from OMI observations. Atmos. Chem. Phys., 20, 6259–6271, https://doi.org/10.5194/acp-20-6259-2020, 2020.

  11. Newnham, D. A., Clilverd, M. A., Kosch, M., Seppälä, A., and Verronen, P. T.: Simulation study for ground-based Ku-band microwave observations of ozone and hydroxyl in the polar middle atmosphere, Atmos. Meas. Tech., 12, 1375–1392, doi:10.5194/amt-12-1375-2019, 2019.

  12. van de Kamp, M., C. J. Rodger, A. Seppälä, M. A. Clilverd, and P. T. Verronen. An updated model providing long-term datasets of energetic electron precipitation, including zonal dependence, J. Geophys. Res., 123, 9891–9915, doi:10.1029/2017JD028253, 2018.

  13. Newnham, D. A., M. A. Clilverd, C. J. Rodger, K. Hendrickx, L. Megner, A. J. Kavanagh, A. Seppälä, P. T. Verronen, M. E. Andersson, D. R. Marsh, T. Kovács, W. Feng, and J. M. C. Plane. Observations and modelling of increased nitric oxide in the Antarctic polar middle atmosphere associated with geomagnetic storm driven energetic electron precipitation, J. Geophys. Res., 123, 6009–6025, doi:10.1002/2018JA025507, 2018.

  14. Seppälä, A., E. Douma, C. J. Rodger, P. T. Verronen, M. A. Clilverd, and J. Bortnik. Relativistic electron microburst events: modeling the atmospheric impact, Geophys. Res. Lett., 45, 1141–1147, doi:10.1002/2017GL075949, 2018.

  15. Andersson, M. E., P. T. Verronen, D. R. Marsh, A. Seppälä, S.-M. Päivärinta, C. J. Rodger, M. A. Clilverd, N. Kalakoski, and M. van de Kamp. Polar ozone response to energetic particle precipitation over decadal time scales: the role of medium-energy electrons, J. Geophys. Res., 123, 607–622, doi:10.1002/2017JD027605, 2018.

  16. Funke, B., Ball, W., Bender, S., Gardini, A., Harvey, V. L., Lambert, A., López-Puertas, M., Marsh, D. R., Meraner, K., Nieder, H., Päivärinta, S.-M., Pérot, K., Randall, C. E., Reddmann, T., Rozanov, E., Schmidt, H., Seppälä, A., Sinnhuber, M., Sukhodolov, T., Stiller, G. P., Tsvetkova, N. D., Verronen, P. T., Versick, S., von Clarmann, T., Walker, K. A., and Yushkov, V. HEPPA-II model–measurement intercomparison project: EPP indirect effects during the dynamically perturbed NH winter 2008–2009, Atmos. Chem. Phys., 17, 3573–3604, doi:10.5194/acp-17-3573-2017, 2017.

  17. Matthes, K., Funke, B., Andersson, M. E., Barnard, L., Beer, J., Charbonneau, P., Clilverd, M. A., Dudok de Wit, T., Haberreiter, M., Hendry, A., Jackman, C. H., Kretzschmar, M., Kruschke, T., Kunze, M., Langematz, U., Marsh, D. R., Maycock, A. C., Misios, S., Rodger, C. J., Scaife, A. A., Seppälä, A., Shangguan, M., Sinnhuber, M., Tourpali, K., Usoskin, I., van de Kamp, M., Verronen, P. T., and Versick, S. Solar forcing for CMIP6 (v3.2), Geosci. Model Dev., 10, 2247–2302, doi:10.5194/gmd-10-2247-2017, 2017.

  18. van de Kamp, M., A. Seppälä, M. A. Clilverd, C. J. Rodger, P. T. Verronen, and I. C. Whittaker. A model providing long-term data sets of energetic electron precipitation during geomagnetic storms. J. Geophys. Res., 121, 12,520–12,540, doi:10.1002/2015JD024212, 2016.

  19. Päivärinta, S.-M., P. T. Verronen, B. Funke, A. Gardini, A. Seppälä, and M. E. Andersson, Transport versus energetic particle precipitation. Northern polar stratospheric NOx and ozone in January–March 2012, J. Geophys. Res., 121, 6085–6100, doi:10.1002/2015JD024217, 2016.

  20. Seppälä, A., M. A. Clilverd, M. J. Beharrell, C. J. Rodger, P. T. Verronen, M. E. Andersson, and D. A. Newnham. Substorm-induced energetic electron precipitation: Impact on atmospheric chemistry, Geophys. Res. Lett., 42, 8172–8176, doi:10.1002/2015GL065523, 2015.

  21. Seppälä A. and M. A. Clilverd. Response: Commentary: Energetic particle forcing of the Northern Hemisphere winter stratosphere: comparison to solar irradiance forcing. Front. Phys. 3:69. doi: 10.3389/fphy.2015.00069, 2015.

  22. Andersson, M. E., P. T. Verronen, C. J. Rodger, M. A. Clilverd, and A. Seppälä. Missing driver in the Sun-Earth connection from energetic electron precipitation impact on mesospheric ozone. Nature Commun., 5:5197, doi: 10.1038/ncomms6197, 2014.

  23. Seppälä, A. and M. A. Clilverd. Energetic Particle Forcing of the Northern Hemisphere winter stratosphere: Comparison to solar irradiance forcing. Front. Physics, 2:25, doi: 10.3389/fphy.2014.00025, 2014.

  24. Sinnhuber, M., B. Funke, T. von Clarmann, M. López-Puertas, G. P. Stiller, and A. Seppälä. Variability of NOx in the polar middle atmosphere from October 2003 to March 2004: vertical transport vs. local production by energetic particles. Atmos. Chem. Phys., 14, 7681–7692, doi:10.5194/acp-14-7681-2014, 2014.

  25. Newnham, D. A., P. J. Espy, M. A. Clilverd, C. J. Rodger, A. Seppälä, D. J. Maxfield, P. Hartogh, C. Straub, K. Holmen, and R. B. Horne. Observations of nitric oxide in the Antarctic middle atmosphere during recurrent geomagnetic storms. J. Geophys. Res., 118, 7874–7885, doi:10.1002/2013JA019056, 2013.

  26. Maliniemi, V., T. Asikainen, K. Mursula and A. Seppälä. QBO dependent relation between electron precipitation and winter time surface temperature. J. Geophys. Res., 118, 6302–6310, doi:10.1002/jgrd.50518, 2013.

  27. Päivärinta, S.-M., A. Seppälä, M. E. Andersson, P. T. Verronen, L. Thölix, and E. Kyrölä. Observed effects of solar proton events and sudden stratospheric warmings on odd nitrogen and ozone in the polar middle atmosphere. J. Geophys. Res., 118, doi:10.1002/jgrd.50486, 2013.

  28. Seppälä, A., H. Lu, M. A. Clilverd, C. J. Rodger. Geomagnetic activity signatures in wintertime stratosphere wind, temperature, and wave response. J. Geophys. Res., 118, 2169–2183, doi:10.1002/jgrd.50236, 2013.

  29. Kokorowski, M., A. Seppälä, J. G. Sample, R. H. Holzworth, M. P. McCarthy, E. A. Bering, and E. Turunen. Atmosphere-ionosphere conductivity enhancements during a hard solar energetic particle event. J. Geophys. Res., 117, doi:10.1029/2011JA017363, 2012.

  30. Newnham, D., P. Espy, M. A. Clilverd, C. J. Rodger, A. Seppälä, D. Maxfield, P. Hartogh, K. Holmen, R. Horne. Direct observations of nitric oxide produced by energetic electron precipitation in to the Antarctic middle atmosphere. Geophys. Res. Lett., 38, L20104, doi:10.1029/2011GL048666, 2011.

  31. Verronen, P. T., M. Santee, G. Manney, R. Lehmann, S.-M. Salmi, A. Seppälä. Nitric Acid Enhancements in the Mesosphere During the January 2005 and December 2006 Solar Proton Events. J. Geophys. Res., 116, D17301, doi:10.1029/2011JD016075, 2011

  32. Salmi, S.-M., P. T. Verronen, L. Thölix, E. Kyrölä, L. Backman, A. Yu. Karpechko, and A. Seppälä. Mesosphere-to-stratosphere descent of odd nitrogen in February-March 2009 after sudden stratospheric warming, Atmos. Chem. Phys. 11, 4645–4655, doi:10.5194/acp-11-4645-2011, 2011.

  33. Baumgaertner, A. J. G., A. Seppälä, P. Jöckel, and M. A. Clilverd. Geomagnetic activity related NOx enhancements and polar surface air temperature variability in a chemistry climate model: Modulation of the NAM index. Atmos. Chem. Phys., 11, 44521–4531, doi:10.5194/acp-11-4521-2011, 2011.

  34. Rodger, C. J., M. A. Clilverd, A. Seppälä, N. R. Thomson, R. J. Gamble, M. Parrot, J. Sauvaud, and T. Ulich. Radiation belt electron precipitation due to geomagnetic storms: Significance to middle atmosphere ozone chemistry. J. Geophys. Res., 115, A11320, doi:10.1029/2010JA015599, 2010.

  35. Clilverd, M.A., C. J. Rodger, R. Gamble, Th. Ulich, T. Raita, A. Seppälä, J. Green, N. Thomson, J-A Sauvaud, M. Parrot. Ground-based estimates of outer radiation belt energetic electron precipitation fluxes into the atmosphere. J. Geophys. Res., 115, A12304, doi:10.1029/2010JA015638, 2010.

  36. Seppälä, A., C. E. Randall, M. A. Clilverd, E. Rozanov, and C. J. Rodger. Geomagnetic activity and polar surface air temperature variability. J. Geophys. Res., 114, A10312, doi:10.1029/2008JA014029, 2009.

  37. Clilverd, M. A., A. Seppälä, C. J. Rodger, M. G. Mlynczak, and J. U. Kozyra. Additional stratospheric NOx production by relativistic electron precipitation during the 2004 spring NOx descent event. J. Geophys. Res., 114, A04305, doi:10.1029/2008JA013472, 2009.

  38. Sofieva, V. F., E. Kyrölä, P.T. Verronen, A. Seppälä, J. Tamminen, D.R. Marsh, A.K. Smith, J.-L. Bertaux, A. Hauchecorne, F. Dalaudier, D. Fussen, F. Vanhellemont, O. Fanton d’Andon, G. Barrot, M. Guirlet, T. Fehr, and L. Saavedra. Spatio-temporal observations of tertiary ozone maximum. Atmos. Chem. Phys., 9, 4439–4445, doi:10.5194/acp-9-4439-2009, 2009.

  39. Clilverd, M. A., C. J. Rodger, N. R. Thomson, J. B. Brundell, Th. Ulich, J. Lichtenberger, N. Cobbett, A. B. Collier, F. W. Menk, A. Seppälä, P. T. Verronen, and E. Turunen. Remote sensing space weather events: Antarctic-Arctic Radiation-belt (Dynamic) Deposition-VLF Atmospheric Research Konsortium network. Space Weather, 7, S04001, doi:10.1029/2008SW000412, 2009.

  40. Turunen, E., P. T. Verronen, A. Seppälä, C. J. Rodger, M. A. Clilverd, J. Tamminen, C. F. Enell and Th. Ulich. Impact of different precipitation energies on NOx generation during geomagnetic storms. J. Atmos Sol.-Terr. Phys, 71, 1176–1189, doi:10.1016/j.jastp.2008.07.005, 2009.

  41. Rodger, C. J., P. T. Verronen, M. A. Clilverd, A. Seppälä, and E. Turunen. Atmospheric impact of the Carrington event solar protons. J. Geophys. Res., 113, D23302, doi:10.1029/2008JD010702, 2008.

  42. Seppälä, A., M. A. Clilverd, C. J. Rodger, P. T. Verronen, and E. Turunen. The Effects of Hard Spectra Solar Proton Events on the Middle Atmosphere. J. Geophys. Res., 113, A11311, doi:10.1029/2008JA013517, 2008.

  43. Clilverd, M. A., C. J. Rodger, J. B. Brundell, N. Cobbett, J. Bähr, T. Moffat-Griffin, A. J. Kavanagh, A. Seppälä, N. R. Thomson, R. H. W. Friedel, and F. W. Menk. Energetic electron precipitation during substorm injection events: high latitude fluxes and an unexpected mid-latitude signature. J. Geophys. Res., 113, A10311, doi:10.1029/2008JA013220, 2008.

  44. Rodger, C. J., T. Raita, M. A. Clilverd, A. Seppälä, S. Dietrich, N. R. Thomson, and Th. Ulich. Observations of relativistic electron precipitation from the radiation belts driven by EMIC Waves. Geophys. Res. Lett., 35, L16106, doi:10.1029/2008GL034804, 2008.

  45. Enell, C.-F-, P. T. Verronen, M. J. Beharrell, J. P. Vierinen, A. Kero, A. Seppälä, F. Honary, Th. Ulich, and E. Turunen. Case study of the mesospheric and lower thermospheric effects of solar x-ray flares: Coupled ion-neutral modelling and comparison with EISCAT and riometer measurements. Ann. Geophys., 26, 2311–2321, doi:10.5194/angeo-26-2311-2008, 2008.

  46. Lu, H., M. A. Clilverd, A. Seppälä, L. L. Hood. Geomagnetic perturbations on stratospheric circulation in late winter and spring. J. Geophys. Res., 113, D16106, doi:10.1029/2007JD008915, 2008.

  47. Rodger, C. J, A. Seppälä, and M. A. Clilverd. Significance of Transient Luminous Events to Neutral Chemistry: Experimental Measurements. Geophys. Res. Lett., 35, L07803, doi:10.1029/2008GL033221, 2008.

  48. Tukiainen, S., S. Hassinen, A. Seppälä, H. Auvinen, E. Kyrölä, J. Tamminen, C. S. Haley, N. Lloyd, and P. T. Verronen. Description and validation of a limb scatter retrieval method for Odin/OSIRIS. J. Geophys. Res., 113, D04308, doi:10.1029/2007JD008591, 2008.

  49. Enell, C.-F., E. Arnone, T. Adachi, O. Chanrion, P. T. Verronen, A. Seppälä, T. Neubert, T. Ulich, E. Turunen, Y. Takahashi, and R.-R. Hsu. Parameterisation of the chemical effect of sprites in the middle atmosphere. Ann. Geophys., 26, 13–27, doi:10.5194/angeo-26-13-2008, 2008.

  50. Seppälä, A., M. A. Clilverd, and C. J. Rodger. NOx enhancements in the middle atmosphere during 2003- 2004 polar winter: The relative significance of Solar Proton Events and the Aurora as a source. J. Geophys. Res., 112, D23303, doi: 10.1029/2006JD008326, 2007.

  51. Rodger, C. J., M. A. Clilverd, N. R. Thomson, R. J. Gamble, A. Seppälä, E. Turunen, N. P. Meredith, M. Parrot, J-A. Sauvaud, and J-J. Berthelier. Radiation belt electron precipitation into the atmosphere: Recovery from a geomagnetic storm. J. Geophys. Res., 112, A11307, doi:10.1029/2007JA012383, 2007.

  52. Clilverd, M. A., A. Seppälä, C. J. Rodger, N. R. Thomson, and J. Lichtenberger. Temporal variability of the descent of high-altitude NOx. J. Geophys Res., 112, A09307, doi: 10.1029/2006JA012085, 2007.

  53. Seppälä, A., P. T. Verronen, M. A. Clilverd, C. E. Randall, J. Tamminen, V. Sofieva, L. Backman, and E. Kyrölä. Arctic and Antarctic polar winter NOx and energetic particle precipitation in 2002–2006. Geophys. Res. Lett., 34, L12810, doi:10.1029/2007GL029733, 2007.

  54. Sofieva, V. F., Kyrölä, E., Hassinen, S., Backman, L., Tamminen, J., Seppälä, A., Thölix, L., Gurvich, A. S., Kan, V., Dalaudier, F., Hauchecorne, A., Bertaux, J.-L., Fussen, D., Vanhellemont, F., Fanton d’Andon, O., Barrot, G., Mangin, A., Guirlet, M., Fehr, T., Snoeij, P., Saavedra, L., Koopman, R., and Fraisse, R. Global analysis of scintillation variance. Indication of gravity wave breaking in the polar winter upper stratosphere. Geophys. Res. Lett., 34, L03812, doi:10.1029/2006GL028132, 2007.

  55. Kyrölä, E., J. Tamminen, G. W. Leppelmeier, V. Sofieva, S. Hassinen, A. Seppälä, P. T. Verronen, J.L. Bertaux, A. Hauchecorne, F. Dalaudier, D. Fussen, F. Vanhellemont, O. Fanton d’Andon, G. Barrot, A. Mangin, B. Theodore, M. Guirlet, R. Koopman, L. Saavedra de Miguel, P. Snoeij, T. Fehr, Y. Meijer, and R. Fraisse. Nighttime ozone profiles in the stratosphere and mesosphere by the Global Ozone Monitoring by Occultation of Stars on Envisat. J. Geophys. Res., 111, D24306, doi:10.1029/2006JD007193, 2006.

  56. Verronen, P. T., Seppälä, A., Kyrölä, E., Tamminen, J., Pickett, H. M. and Turunen, E. Production of Odd Hydrogen in the Mesosphere During the January 2005 Solar Proton Event. Geophys. Res. Lett., 33, L24811, doi:10.1029/2006GL028115, 2006.

  57. Clilverd, M. A., A. Seppälä, C. J. Rodger, P. T. Verronen, and N. R. Thomson. Ionospheric evidence of thermosphere-to-stratosphere descent of polar NOx. Geophys. Res. Lett., 33, L19811, doi:10.1029/2006GL026727, 2006.

  58. Seppälä, A., P. T. Verronen, V. F. Sofieva, J. Tamminen, E. Kyrölä, C. J. Rodger, and M. A. Clilverd. Destruction of the Tertiary Ozone Maximum During a Solar Proton Event. Geophys. Res. Lett., 33, L07804, doi:10.1029/2005GL025571, 2006.

  59. Clilverd, M. A., A. Seppälä, C. J. Rodger, N. R. Thomson, P. Verronen, E. Turunen, Th. Ulich, J. Lichtenberger and P. Steinbach. Modelling the ionospheric effects of solar proton events in the polar atmosphere. Radio Sci., 41, RS2001, doi:10.1029/2005RS003290, 2006.

  60. Clilverd, M. A., C. J. Rodger, Th. Ulich, A. Seppälä, E. Turunen, A. Botman, and N. Thomson. Modelling a large solar proton event in the southern polar cap. J. Geophys. Res., 110, A09307, doi:10.1029/2004JA010922, 2005.

  61. Verronen, P. T., A. Seppälä, M. A. Clilverd, C. J. Rodger, E. Kyrölä, C.-F. Enell, Th. Ulich, and E. Turunen. Diurnal variation of ozone depletion during the October-November 2003 solar proton events. J. Geophys. Res., 110, A09S32, doi:10.1029/2004JA010932, 2005.

  62. Enell, C.-F., A. Kero, E. Turunen, Th. Ulich, P. T. Verronen, A. Seppälä, S. Marple, F. Honary, and A. Senior. Effects of D-region RF heating studied with the Sodankylä Ion Chemistry model. Ann. Geophys., 23, 1575–1583, doi:10.5194/angeo-23-1575-2005, 2005.

  63. Vanhellemont, F., D. Fussen, C. Bingen, E. Kyrölä, J. Tamminen, V. Sofieva, S. Hassinen, P. Verronen, A. Seppälä, J. L. Bertaux, A. Hauchecorne, F. Dalaudier, O. Fanton d’Andon, G. Barrot, A. Mangin, B. Theodore, M. Guirlet, J. B. Renard, R. Fraisse, P. Snoeij, R. Koopman, and L. Saavedra. A 2003 stratospheric aerosol extinction and PSC climatology from GOMOS measurements on Envisat. Atmos. Chem. Phys., Vol. 5, 2413–2417, doi:10.5194/acp-5-2413-2005, 2005.

  64. Fussen, D., F. Vanhellemont, C. Bingen, E. Kyrölä, J. Tamminen, V. Sofeva, S. Hassinen, A. Seppälä, P. T. Verronen, J.L. Bertaux, A. Hauchecorne, F. Dalaudier, O. Fanton d’Andon, G. Barrot, A. Mangin, B. Theodore, M. Guirlet, J.B. Renard, R. Fraisse, P. Snoeij, R. Koopman, and L. Saavedra. Autoregressive smoothing of GOMOS transmittances. Adv. Space Res., Vol. 36 (5), 899–905, doi:10.1016/j.asr.2005.04.007, 2005.

  65. Fussen, D., F. Vanhellemont, C. Bingen, E. Kyrölä, J. Tamminen, V. Sofeva, S. Hassinen, A. Seppälä, P. T. Verronen, J.L. Bertaux, A. Hauchecorne, F. Dalaudier, O. Fanton d’Andon, G. Barrot, A. Mangin, B. Theodore, M. Guirlet, J.B. Renard, R. Fraisse, P. Snoeij, R. Koopman, and L. Saavedra. GOMOS serendipitous data products: The mesospheric sodium layer and various limb emissions. Adv. Space Res., Vol. 36 (5), 967–972, doi:10.1016/j.asr.2005.03.009 2005.

  66. Ricaud, P., F. Lefèvre, G. Berthet, D. Murtagh, E.J. Llewellyn, G. Mégie, E. Kyrölä, W. Leppelmeier, H. Auvinen, C. Boonne, S. Brohede, D.A. Degenstein, J. de La Noë, E. Dupuy, L. El Amraoui, P. Eriksson, W.F.J. Evans, U. Frisk, R.L. Gattinger, F. Girod, C.S. Haley, S. Hassinen, A. Hauchecorne, C. Jimenez, E. Kyrö, N. Lautié, E. Le Flochmoën, N.D. Lloyd, J.C. McConnell, I.C. McDade, L. Nordh, M Olberg, A. Pazmino, S.V. Petelina, A. Sandqvist, A. Seppälä, C.E. Sioris, B.H. Solheim, J. Stegman, K. Strong, P. Taalas, J. Urban, C. von Savigny, F. von Scheele, and G. Witt. Polar vortex evolution during the 2002 Antarctic major warming as observed by the Odin satellite. J. Geophys. Res, 110, D05302, doi:10.1029/2004JD005018, 2005.

  67. Seppälä, A., P. T. Verronen, E. Kyrölä, S. Hassinen, L. Backman, A. Hauchecorne, J. L. Bertaux, and D. Fussen. Solar Proton Events of October-November 2003: Ozone depletion in the Northern hemisphere polar winter as seen by GOMOS/Envisat. Geophys. Res. Lett., 31, L19107, doi:10.1029/2004GL021042, 2004.

  68. Fussen, D., F. Vanhellemont, C. Bingen, E. Kyrölä, J. Tamminen, V. Sofeva, S. Hassinen, A. Seppälä, J. L. Bertaux, A. Hauchecorne, F. Dalaudier, J. B. Renard, R. Fraisse, O. Fanton d’Andon, G. Barrot, A. Mangin, B. Theodore, M. Guirlet, R. Koopman, P. Snoeij, and L. Saavedra. Global measurement of the mesospheric sodium layer by the star occultation instrument GOMOS. Geophys. Res. Lett., 31, L24110, doi:10.1029/2004GL021618, 2004.

Review articles

  1. Funke, B., T. Dudok de Wit, I. Ermolli, M. Haberreiter, D. Kinnison, D. Marsh, H. Nesse, A. Seppälä, M. Sinnhuber, and I. Usoskin. Towards the definition of a solar forcing dataset for CMIP7, Geosci. Model Dev., 17, 1217–1227, doi:10.5194/gmd-17-1217-2024, 2024.

  2. Daglis, I. A., Chang, L. C., Dasso, S., Gopalswamy, N., Khabarova, O. V., Kilpua, E., Lopez, R., Marsh, D., Matthes, K., Nandy, D., Seppälä, A., Shiokawa, K., Thiéblemont, R., and Zong, Q. Predictability of variable solar–terrestrial coupling, Ann. Geophys., 39, 1013–1035, doi:10.5194/angeo-39-1013-2021, 2021.

  3. Ward, W., A. Seppälä, E. Yiğit, T. Nakamura, C. Stolle, J. Laštovička, T. N. Woods, Y. Tomikawa, F.-J. Lübken, S. C. Solomon, D. R. Marsh, B. Funke, and D. Pallamraju. Role Of the Sun and the Middle atmosphere/thermosphere/ionosphere In Climate (ROSMIC): a retrospective and prospective view, Prog. Earth Planet Sci., 8, 47, doi:10.1186/s40645-021-00433-8, 2021.

  4. Seppälä, A., K. Matthes, C. E. Randall, and I. A. Mironova. What is the solar influence on climate? Overview of activities during CAWSES-II, Prog. Earth Planet. Sci., 1:24, doi: 10.1186/s40645-014-0024-3, 2014.

Book chapters

  1. Linkages between the radiation belts, polar atmosphere and climate: electron precipitation through wave particle interaction, by M. A. Clilverd, C. J. Rodger, M. E. Andersson, A. Seppälä and P. T. Verronen. Chapter in book: Waves, particles and storms in geospace, edited by I. Mann et al., Oxford University Press, ISBN: 978-0-1987-0524-6, 2016.

  2. Satellite observations, by D. Murtagh, A. Seppälä, and E. Kyrölä. Chapter in book: Earth’s climate response to a changing Sun, edited by T. Dudok de Wit, et al., EDP Sciences, ISBN:978-2-7598-1733-7, 2015.

  3. Uncertainties and unknowns in atmospheric observations: How do they affect the solar signal identification?, by B. Funke, A. Seppälä, and Th. von Clarmann. Chapter in book: Earth’s climate response to a changing Sun, edited by T. Dudok de Wit, et al., EDP Sciences, ISBN:978-2-7598-1733-7, 2015.

  4. Impact of Energetic Particle Precipitation on atmospheric chemistry and climate, by A. Seppälä, B. Funke and P. T. Verronen. Chapter in book: Earth’s climate response to a changing Sun, edited by T. Dudok de Wit, et al., EDP Sciences, ISBN:978-2-7598-1733-7, 2015.

Thesis

  1. Chapman-Smith, K. (2022). The Effect of Substorm-Triggered Electron Precipitation on the Polar Ozone (Thesis, Master of Science). University of Otago. http://hdl.handle.net/10523/12953
  2. Nordstrom, V. J. (2021). On the Dynamics of Southern Hemisphere Sudden Stratospheric Warmings (Thesis, Master of Science). University of Otago. http://hdl.handle.net/10523/12373
  3. Gordon, E. (2020). Observational Evidence for the Modulation of Antarctic Springtime Ozone Depletion by Energetic Particle Precipitation (Thesis, Master of Science). University of Otago. http://hdl.handle.net/10523/10139