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

2022, Butz, A., Hanft V., Kleinschek R., Frey M. M., Müller A., Knapp M., Morino I., Agusti-Panareda A., Hase F., Landgraf J., Vardag S., Tanimoto H., Versatile and Targeted Validation of Space-Borne XCO2, XCH4 and XCO Observations by Mobile Ground-Based Direct-Sun Spectrometers, Frontiers in Remote Sensing, 2, 53, https://doi.org/10.3389/frsen.2021.775805
Tags: FTIR, Validation, XCH4, XCO, XCO2

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

2022, Pinardi, G., Van Roozendael, M., Hendrick, F., Richter, A., Valks, P., Alwarda, R., Bognar, K., Frieß, U., Granville, J., Gu, M., Johnston, P., Prados-Roman, C., Querel, R., Strong, K., Wagner, T., Wittrock, F., and Yela Gonzalez, M., Ground-based validation of the MetOp-A and MetOp-B GOME-2 OClO measurements, Atmospheric Measurement Techniques, 15, 3439–3463, https://doi.org/10.5194/amt-15-3439-2022
Tags: OClO, Satellite, UVVis, Validation

2021, Puķīte, J., Borger, C., Dörner, S., Gu, M., Frieß, U., Meier, A. C., Enell, C.-F., Raffalski, U., Richter, A., and Wagner, T., Retrieval algorithm for OClO from TROPOMI (TROPOspheric Monitoring Instrument) by differential optical absorption spectroscopy, Atmospheric Measurement Techniques, 14, 7595–7625, https://doi.org/10.5194/amt-14-7595-2021
Tags: Algorithm, OClO, Satellite, UVVis

2019, Zhou, M., Langerock, B., Sha, M. K., Kumps, N., Hermans, C., Petri, C., Warneke, T., Chen, H., Metzger, J.-M., Kivi, R., Heikkinen, P., Ramonet, M., and De Mazière, M, Retrieval of atmospheric CH4 vertical information from ground-based FTS near-infrared spectra, Atmospheric Measurement Techniques, 12, 6125–6141, https://doi.org/10.5194/amt-12-6125-2019
Tags: FTIR, XCO

2016, Kiel, M., Frank Hase, Thomas Blumenstock, and Oliver Kirner, Comparison of XCO abundances from the Total Carbon Column Observing Network and the Network for the Detection of Atmospheric Composition Change measured in Karlsruhe, Atmospheric Measurement Techniques, 9, 2223–2239, https://doi.org/10.5194/amt-9-2223-2016
Tags: FTIR, XCO

2012, Adams, C., K. Strong, X. Zhao, M.R. Bassford, M.P. Chipperfield, W. Daffer, J.R. Drummond, E.E. Farahani, W. Feng, A. Fraser, F. Goutail, G. Manney, C.A. McLinden, A. Pazmino, M. Rex, and K.A. Walker, Severe 2011 ozone depletion assessed with 11 years of ozone, NO2, and OClO measurements at 80N, Geophysical Research Letters, 39, L05806, https://doi.org/10.1029/2011GL050478
Tags: NO2, OClO, Ozone, UVVis

2011, Oetjen, H., Wittrock, F., Richter, A., Chipperfield, M. P., Medeke, T., Sheode, N., Sinnhuber, B.-M., Sinnhuber, M., and Burrows, J. P., Evaluation of stratospheric chlorine chemistry for the Arctic spring 2005 using modelled and measured OClO column densities, Atmospheric Chemistry and Physics, 11, 689-703, https://doi.org/10.5194/acp-11-689-2011
Tags: Arctic, Model, OClO, UVVis

2009, Fraser, A., C. Adams, J.R. Drummond, F. Goutail, G. Manney, and K. Strong, The Polar Environment Atmospheric Research Laboratory UV-Visible Ground-Based Spectrometer: First Measurements of O3, NO2, BrO, and OClO Columns, Journal of Quantitative Spectroscopy and Radiative Transfer, 110 (12), 986-1004, https://doi.org/10.1016/j.jqsrt.2009.02.034
Tags: BrO, NO2, OClO, Ozone, UVVis