Publications

2023, Ortega, I., B. Gaubert, J.W. Hannigan, G. Brasseur, H.M. Worden, T. Blumenstock, H. Fu, F. Hase, P. Jeseck, N. Jones, C. Liu, E. Mahieu, I. Morino, I. Murata, J. Notholt, M. Palm, A. Röhling, Y. Té, K. Strong, Y. Sun, S. Yamanouchi, Anomalies of O3, CO, C2H2, H2CO, and C2H6 detected with multiple ground-based Fourier-transform infrared spectrometers and assessed with model simulation in 2020: COVID-19 lockdowns versus natural variability, Elementa: Science of the Anthropocene, 11 (1): 00015, https://doi.org/10.1525/elementa.2023.00015
Tags: C2H2, C2H6, CO, COVID, FTIR, H2CO, Ozone

2023, Stremme, W. , Grutter Michel, Baylón Jorge, Taquet Noemie, Bezanilla Alejandro, Plaza-Medina Eddy, Schiavo Benedetto, Rivera Claudia, Blumenstock Thomas, Hase F., Direct solar FTIR measurements of CO2 and HCl in the plume of Popocatépetl Volcano, Mexico, Frontiers in Earth Science, 11, https://doi.org/10.3389/feart.2023.1022976
Tags: CO2, FTIR, HCl, Volcano

2023, Smale, D., Hannigan, J. W., Lad, S., Murphy, M., McGaw, J., and Robinson, J. , Opportunistic observations of Mount Erebus volcanic plume HCl, HF and SO2 by high resolution solar occultation mid infra-red spectroscopy, Journal of Quantitative Spectroscopy and Radiative Transfer, 307:108665
Tags: FTIR, HCl, HF, SO2, Volcano

2022, Chang, K., Cooper O., Gaudel A., Allaart M., Ancellet G., Clark H., Godin-Beekmann S., Leblanc T., van Malderen R., Nédélec P., Petropavlovskikh I. et al., Impact of the COVID‐19 Economic Downturn on Tropospheric Ozone Trends: An Uncertainty Weighted Data Synthesis for Quantifying Regional Anomalies Above Western North America and Europe, AGU Advances, 3 (2), pp.e2021AV000542, https://dx.doi.org/10.1029/2021av000542
Tags: COVID, Lidar, Ozone, Trends

2021, Smale, D., Strahan SE, Querel R, Frieß U, Nedoluha GE, Nichol SE, Robinson J, Boyd I, Kotkamp M, Gomez RM, Murphy M., Evolution of observed ozone, trace gases, and meteorological variables over Arrival Heights, Antarctica (77.8°S, 166.7°E) during the 2019 Antarctic stratospheric sudden warming, Tellus B: Chemical and Physical Meteorology, 73(1), 1–8, https://doi.org/10.1080/16000889.2021.1933783
Tags: FTIR, Ozone, SSW

2020, Safieddine, S., Marie Bouillon, Ana-claudia Paracho, Julien Jumelet, Florent Tence, et al, Antarctic ozone enhancement during the 2019 sudden stratospheric warming event, Geophysical Research Letters, 47 (14), e2020GL087810, https://doi.org/10.1029/2020GL087810
Tags: Lidar, Ozone, SSW, UVVis

2020, Schranz, F., Hagen, J., Stober, G., Hocke, K., Murk, A., and Kämpfer, N., Small-scale variability of stratospheric ozone during the sudden stratospheric warming 2018/2019 observed at Ny-Ålesund, Svalbard, Atmospheric Chemistry and Physics, 20, 10791–10806, https://doi.org/10.5194/acp-20-10791-2020
Tags: Microwave, Ozone, SSW

2019, Denton, M.H., Kivi R, Ulich T, Rodger C.J, Clilverd M.A, Denton J.S, Lester M, Observed response of stratospheric and mesospheric composition to sudden stratospheric warmings, Journal of Atmospheric and Solar-Terrestrial Physics, 191, https://doi.org/10.1016/j.jastp.2019.06.001
Tags: Sonde, SSW

2015, Mahieu, E., Chipperfield, M. P., Notholt, J., Reddmann, T., Anderson, J., Bernath, P. F., Blumenstock, T., Coffey, M. T., Dhomse, S. S., Feng, W., Franco, B., Froidevaux, L., Griffith, D. W. T., Hannigan, J. W., Hase, F., Hossaini, R., Jones, N. B., Morino, I., Murata, I., Nakajima, H., Palm, M., Paton-Walsh, C., Russell, J. M., Schneider, M., Servais, C., Smale, D. and Walker, K. A., Recent Northern Hemisphere stratospheric HCl increase due to atmospheric circulation changes, Nature, 515(7525), 104–107, https://doi.org/10.1038/nature13857
Tags: FTIR, HCl

2015, Tschanz, B., Kämpfer, N., Signatures of the 2-day wave and sudden stratospheric warmings in Arctic water vapour observed by ground-based microwave radiometry, Atmospheric Chemistry and Physics, 15, 5099–5108, https://doi.org/10.5194/acp-15-5099-2015
Tags: H2O, Microwave, SSW