J. Austin, Uncertainties and assessments of chemistry-climate models of the stratosphere, Atmos. Chem. Phys, vol.3, pp.1-27, 2003.
URL : https://hal.archives-ouvertes.fr/hal-00295218

G. Brasseur and S. Solomon, Aeronomy of the Middle Atmosphere, 1984.

A. J. Charlton, A. O'neill, W. A. Lahoz, and P. Berrisford, The splitting of the stratospheric polar vortex in the Southern Hemisphere, J. Atmos. Sci, vol.62, pp.590-602, 2002.

P. J. Crutzen, The influence of nitrogen oxides on the atmospheric ozone content, Q. J. R. Meteorol. Soc, vol.96, pp.320-325, 1970.

A. E. Dessler, The Chemistry and Physics of Stratospheric Ozone, Int. Geophys. Ser, vol.74, 2000.

A. Engel, On the observation of mesospheric air inside the arctic stratospheric polar vortex in early, Atmos. Chem. Phys, vol.6, pp.267-282, 2003.
URL : https://hal.archives-ouvertes.fr/hal-00327956

, Envisat, MIPAS: An instrument for atmospheric chemistry and climate research, ESA Spec. Publ, p.1229, 2000.

D. W. Fahey and A. R. Ravishankara, Summer in the stratosphere, Science, vol.285, pp.208-210, 1999.

J. C. Farman, Ozone photochemistry in the Antarctic stratosphere in summer, Q. J. R. Meteorol. Soc, vol.111, pp.1013-1025, 1985.

W. Feng, Three-dimensional model study of the Arctic ozone, Atmos. Chem. Phys, vol.5, pp.139-152, 1999.
URL : https://hal.archives-ouvertes.fr/hal-00301412

F. Friedl-vallon, G. Maucher, A. Kleinert, A. Lengel, C. Keim et al., Design and characterization of the balloon-borne Michelson Interferometer for Passive Atmospheric Sounding (MIPAS-B2), Appl. Opt, vol.43, pp.3335-3355, 2004.

B. Funke, Retrieval of stratospheric NO x from 5.3 and 6.2 mm nonlocal thermodynamic equilibrium emissions measured by Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) on Envisat, J. Geophys. Res, vol.110, p.9302, 2004.

N. Glatthor, Spaceborne ClO observations by the Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) before and during the Antarctic major warming in, J. Geophys. Res, vol.109, p.11307, 2002.

J. Grooß, Modelling of stratospheric chemistry based on HALOE/UARS satellite data, 1996.

J. Grooß and J. M. Russell, Technical note: A stratospheric climatology for O 3 , H 2 O, CH 4 , NO x , HCL, and HF derived from HALOE measurements, Atmos. Chem. Phys, vol.5, pp.2797-2807, 2005.

J. Grooß, G. Günther, R. Müller, P. Konopka, S. Bausch et al., Simulation of denitrification and ozone loss for the Arctic winter, Atmos. Chem. Phys, vol.5, pp.2973-2988, 2002.

N. R. Harris, M. Rex, F. Goutail, B. M. Knudsen, G. L. Manney et al., Comparison of empirically derived ozone loss rates in the Arctic vortex, J. Geophys. Res, vol.107, issue.D20, p.8264, 2002.

N. Huret, M. Pirre, A. Hauchecorne, C. Robert, and V. Catoire, On the vertical structure of the stratosphere at mid-latitude during the first stage of the polar vortex formation and in the polar region in the presence of a large mesospheric descent, J. Geophys. Res, vol.111, p.6111, 2006.

S. R. Kawa, R. M. Bevilacqua, J. J. Margitan, A. R. Douglass, M. R. Schoeberl et al., Interaction between dynamics and chemistry of ozone in the setup phase of the Northern Hemisphere polar vortex, J. Geophys. Res, vol.107, p.8310, 2002.

A. Kleinböhl, J. Kuttippurath, M. Sinnhuber, B. M. Sinnhuber, H. Küllmann et al., Rapid meridional transport of tropical airmasses to the Arctic during the major stratospheric warming in, Atmos. Chem. Phys, vol.5, pp.1291-1299, 2003.

P. Konopka, J. U. Grooß, G. Günther, D. S. Mckenna, R. Müller et al., Weak impact of mixing on chlorine deactivation during SOLVE/THESEO2000: Lagrangian modeling (CLaMS) versus ER-2 in situ observations, J. Geophys. Res, vol.108, issue.D5, p.8324, 2003.

P. Konopka, Mixing and ozone loss in the 1999 -2000 Arctic vortex: Simulations with the 3-dimensional Chemical Lagrangian Model of the Stratosphere (CLaMS), J. Geophys. Res, vol.109, p.2315, 2004.

P. Konopka, J. Grooß, K. Hoppel, H. Steinhorst, and R. Müller, Mixing and chemical ozone loss during and after the Antarctic polar vortex major warming in, J. Atmos. Sci, vol.62, issue.3, pp.848-859, 2002.

L. R. Lait, An alternative form for potential vorticity, J. Atmos. Sci, vol.51, pp.1754-1759, 1994.

M. López-puertas, HNO 3 , N 2 O 5 and ClONO 2 enhancements after the, J. Geophys. Res, vol.110, pp.9-44, 2003.

R. L. Lucke, The Polar Ozone and Aerosol Measurement (POAM) III instrument and early validation results, J. Geophys. Res, vol.104, p.799, 1999.

J. D. Lumpe, R. M. Bevilacqua, K. W. Hoppel, and C. E. Randell, POAM III retrieval algorithm and error analysis, J. Geophys. Res, vol.107, issue.D21, p.4575, 2002.

G. L. Manney, R. W. Zurek, A. O'neill, and R. Swinbank, On the motion of air through the stratospheric polar vortex, J. Atmos. Sci, vol.51, pp.2973-2994, 1994.

G. L. Manney, L. Froidevaux, M. L. Santee, N. J. Livesey, J. L. Sabutis et al., Variability of ozone loss during Arctic winter (1991 to 2000) estimated from UARS Microwave Limb Sounder measurements, J. Geophys. Res, vol.108, issue.D4, p.4149, 2003.

G. L. Manney, J. L. Sabitus, D. R. Allen, W. A. Lahoz, A. A. Scaife et al., Antarctic major warming, Simulations of dynamics and transport during the, vol.37, pp.1151-1157, 2002.

D. S. Mckenna, P. Konopka, J. Grooß, G. Günther, R. Müller et al., A new Chemical Lagrangian Model of the Stratosphere (CLaMS): 1. Formulation of advection and mixing, J. Geophys. Res, vol.107, issue.D16, p.4309, 2002.

G. Moreau, C. Robert, V. Catoire, C. Camy-perret, N. Huret et al., SPIRALE: A multispecies in situ balloon-borne instrument with six tunable diode laser spectrometers, Appl. Opt, vol.44, issue.28, pp.5972-5989, 2005.

G. A. Morris, S. R. Kawa, A. R. Douglass, M. R. Schoeberl, L. Froidevaux et al., Low-ozone pockets explained, J. Geophys. Res, vol.103, pp.3599-3610, 1998.

E. R. Nash, P. A. Newman, J. E. Rosenfield, and M. R. Schoeberl, An objective determination of the polar vortex using Ertel's potential vorticity, J. Geophys. Res, vol.101, pp.9471-9478, 1996.

M. Natarajan, E. E. Remsberg, and L. E. Deaver, Anomalously high levels of NO x in the polar upper stratosphere during April, 2004: Photochemical consistency of HALOE observations, Geophys. Res. Lett, vol.31, p.15113, 2004.

T. R. Nathan, E. C. Cordero, L. Long, and D. Wuebbles, Effects of planetary wave-breaking on the seasonal variation of total column ozone, Geophys. Res. Lett, vol.27, pp.1907-1910, 2000.

P. A. Newman, D. W. Fahey, W. B. Brune, and M. J. Kurylo, Preface to POLARIS special section, J. Geophys. Res, vol.104, issue.D21, p.495, 1999.

P. A. Newman, An overview of the SOLVE/THESEO 2000 campaign, J. Geophys. Res, vol.107, issue.D20, p.8259, 2002.

L. M. Perliski, S. Solomon, and J. London, On the interpretation of seasonal-variations of stratospheric ozone, Planet. Space Sci, vol.37, pp.1527-1538, 1989.

C. A. Randall, G. L. Manney, D. R. Allen, R. M. Bevilacqua, J. Hornstein et al., Reconstruction and simulation of stratospheric ozone distributions during the 2002 Austral winter, J. Atmos. Sci, vol.62, issue.14, pp.748-764, 2004.

U. Schmidt, G. Kulessa, E. Klein, E. Röth, P. Fabian et al., Intercomparison of balloon-borne cryogenic whole air samplers during the MAP/GLOBUS 1983 campaign, Planet. Space Sci, vol.35, pp.647-656, 1987.

C. Schnadt and M. Dameris, Relationship between North Atlantic Oscillation changes and stratospheric ozone recovery in the Northern Hemisphere in a chemistry-climate model, Geophys. Res. Lett, vol.30, issue.9, p.1487, 2003.

C. G. Singleton, Arctic ozone loss deduced from POAM III satellite observations and the SLIMCAT chemical transport model, Atmos. Chem. Phys, vol.5, pp.597-609, 2005.
URL : https://hal.archives-ouvertes.fr/hal-00301488

D. E. Siskind, G. E. Nedoluha, C. E. Randall, M. Fromm, J. M. Russell et al., An assessment of Southern Hemisphere stratospheric NO x enhancements due to transport from the upper atmosphere, Geophys. Res. Lett, vol.27, issue.3, pp.329-332, 2000.

S. Solomon, Stratospheric ozone depletion: A review of concepts and history, Rev. Geophys, vol.37, issue.3, pp.275-316, 1999.

H. Steinhorst, P. Konopka, G. Günther, and R. Müller, How permeable is the edge of the Arctic vortex: Model studies of the winter, J. Geophys. Res, vol.110, p.6105, 1999.

S. Tilmes, R. Müller, J. Grooß, M. Höpfner, G. C. Toon et al., Very early chlorine activation and ozone loss in the Arctic winter, Geophys. Res. Lett, vol.30, issue.23, p.2201, 2002.

S. Tilmes, R. Müller, J. Grooß, and J. M. Russell, Ozone loss and chlorine activation in the Arctic winters 1991 -2003 derived with the tracer-tracer correlations, Atmos. Chem. Phys, vol.4, issue.8, pp.2181-2213, 2004.
URL : https://hal.archives-ouvertes.fr/hal-00295547

T. Von-clarmann, Experimental evidence of perturbed odd hydrogen and chlorine chemistry after the October 2003 solar proton events, J. Geophys. Res, vol.110, pp.9-45, 2005.

, Scientific assessment of ozone depletion, World Meteorological Organization, vol.47, 2002.

A. Engel, T. Wetter, ;. Institut-für-meteorologie-und-geophysik, . Granada, .. N. Spain et al., Consejo Superior de Investigaciones Cientficas

G. Jülich, p.konopka@fz-juelich.de) N. Huret and M. Pirre, Laboratoire de Physique et Chemie de l'Environnement, F-45071