Publications

2020, Hagen, J., K. Hocke, G. Stober, S. Pfreundschuh, A. Murk, N. Kämpfer, First measurements of tides in the stratosphere and lower mesosphere by ground-based Doppler microwave wind radiometry, Atmospheric Chemistry and Physics, 20, 2367, https://doi.org/10.5194/acp-20-2367-2020
Tags: Microwave, Wind

2020, Hagen, J., Luder, Andres; Murk, Axel; Kämpfer, Niklaus, Frequency-Agile FFT Spectrometer for Microwave Remote Sensing Applications., Atmosphere, 11(5), 490, https://doi.org/10.3390/atmos11050490
Tags: Microwave, Wind

2020, Maillard-Barras, E., Haefele, A., Nguyen, L., Tummon, F., Ball, W. T., Rozanov, E. V., Rüfenacht, R., Hocke, K., Bernet, L., Kämpfer, N., Nedoluha, G., and Boyd, I., Study of the dependence of stratospheric ozone long-term trends on local solar time, Atmospheric Chemistry and Physics, 20, 8453–8471, https://doi.org/10.5194/acp-20-8453-2020
Tags: Diurnal, Microwave, Ozone, Trends

2020, Nedoluha, G.E., et al., Initial Results and Diurnal Variations Measured by a new Microwave Stratospheric ClO Instrument at Mauna Kea, Journal of Geophysical Research, https://doi.org/10.1029/2020JD033097
Tags: ClO, Diurnal, Microwave

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

2011, Bleisch, R., Niklaus Kämpfer, Alexander Haefele, Retrieval of tropospheric water vapour by using spectra of a 22 GHz radiometer, Atmospheric Measurement Techniques, 4, https://doi.org/10.5194/amt-4-1891-2011
Tags: H2O, Microwave

2011, de Wachter, E., Haefele, A., Kaempfer N., Ka S., Lee, J. E., Oh, J. J., The Seoul Water Vapor Radiometer for the Middle Atmosphere: Calibration, Retrieval, and Validation, IEEE Transactions on Geoscience and Remote Sensing, 49(3), 1052-1062
Tags: CalVal, H2O, Microwave

2011, Eriksson, P., S. A. Buehler, C. P. Davis, C. Emde, and O. Lemke, ARTS, the atmospheric radiative transfer simulator, Version 2, Journal of Quantitative Spectroscopy and Radiative Transfer, 112, (10), 1551-1558, https://doi.org/10.1016/j.jqsrt.2011.03.001
Tags: Microwave

2011, Fiorucci, I., G. Muscari, and R. L. de Zafra, Revising the retrieval technique of a long-term stratospheric HNO3 data set: from a constrained matrix inversion to the optimal estimation algorithm, Annales Geophysicae, 29, 1317-1330, https://doi.org/10.5194/angeo-29-1317-2011
Tags: HNO3, Microwave

2011, Nedoluha, G.E., et al., Ground-based measurements of ClO from Mauna Kea and intercomparisons with Aura and UARS MLS, Journal of Geophysical Research, 116, D02307, https://doi.org/10.1029/2010JD014732
Tags: ClO, Microwave, Satellite, Validation