Alexander Haefele

All papers authored by Alexander Haefele

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2023 Eric Sauvageat

, Klemens Hocke, Eliane Maillard Barras, Eliane Maillard Barras

, Shengyi Hou, Quentin Errera, Alexander Haefele

, Axel Murk

Microwave radiometer observations of the ozone diurnal cycle and its short-term variability over Switzerland

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2022 Eric Sauvageat

, Eliane Maillard Barras, Eliane Maillard Barras

, Klemens Hocke, Alexander Haefele

, Axel Murk

Harmonized retrieval of middle atmospheric ozone from two microwave radiometers in Switzerland

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2021 Bas Crezee, Claire Merker, Jasmin Vural, Daniel Leuenberger, Alexander Haefele

, Maxime Hervo, Giovanni Martucci, Marco Arpagaus

Towards operational assimilation of surface based remote sensing temperature and humidity profiler data at MeteoSwiss

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Simone Kotthaus, Martial Haeffelin, Marc-Antoine Drouin, Clement Laplace, Sophie Bouffies-Cloche, Rolf Ruefenacht, Jean-Charles Dupont, Alexander Haefele

, Martine Collaud Coen, Maxime Hervo, Leonard Rivier

Automatic detection of atmospheric boundary layer heights at European scale (ABL testbed)

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René Stübi

, Herbert Schill, Eliane Maillard Barras, Eliane Maillard Barras, Jörg Klausen

, Alexander Haefele

Quality assessment of Dobson spectrophotometers for ozone column measurements before and after automation at Arosa and Davos

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Rohith Thundathil, Thomas Schwitalla, Andreas Behrendt, Diego Lange, Florian Späth, Volker Wulfmeyer, Daniel Leuenberger, Alexander Haefele

, Marco Arpagaus, Martucci Giovanni

Investigation of the impact of thermodynamic profiles of ground based lidar systems on short-range forecast skill by means of ETKF-hybrid 3DVAR data assimilation

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Giovanni Martucci, Francisco Navas-Guzmán

, Ludovic Renaud, Gonzague Romanens, S. Mahagammulla Gamage, Maxime Hervo

, Pierre Jeannet, Alexander Haefele

Validation of pure rotational Raman temperature data from the Raman Lidar for Meteorological Observations (RALMO) at Payerne

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Simone Brunamonti

, Giovanni Martucci, Gonzague Romanens, Yann Poltera

, Frank G. Wienhold, Maxime Hervo

, Alexander Haefele

, Francisco Navas-Guzmán

Validation of aerosol backscatter profiles from Raman lidar and ceilometer using balloon-borne measurements

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2020 René Stübi, Herbert Schill, Jörg Klausen, Eliane Maillard Barras, Eliane Maillard Barras, Alexander Haefele

A fully Automated Dobson Sun Spectrophotometer for total column ozone and Umkehr measurements

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Giovanni Martucci, Francisco Navas-Guzman, Ludovic Renaud, Gonzague Romanens, S. Mahagammulla Gamage, Maxime Hervo, Pierre Jeannet, Alexander Haefele

Validation of temperature data from the RAman Lidar for Meteorological Observations (RALMO) at Payerne. An application to liquid cloud supersaturation

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Simone Brunamonti, Giovanni Martucci, Gonzague Romanens, Yann Poltera, Frank G. Wienhold, Alexander Haefele

, Francisco Navas-Guzmán

Supplementary material to "Validation of aerosol backscatter profiles from Raman lidar and ceilometer using balloon-borne measurements"

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2016 Francisco Navas-Guzmán

, Niklaus Kämpfer, Alexander Haefele

Validation of brightness and physical temperature from two scanning microwave radiometers in the 60 GHz O<sub>2</sub> band using radiosonde measurements

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Thierry Leblanc, Joanna Anne E. van Gijsel, Robert J. Sica

, J. Anne E. van Gijsel, Alexander Haefele

, Guillaume Payen, Gianluigi Liberti

Proposed standardized definitions for vertical resolution and uncertainty in the NDACC lidar ozone and temperature algorithms – Part 3: Temperature uncertainty budget

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Thierry Leblanc, Robert J. Sica, J. Anne E. van Gijsel, Sophie Godin-Beekman, Alexander Haefele

, Thomas Trickl, Guillaume Payen, Frank Gabarrot

Supplementary material to "Proposed standardized definitions for vertical resolution and uncertainty in the NDACC lidar ozone and temperature algorithms – Part 1: Vertical resolution"

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Maxime Hervo

, Yann Poltera

, Alexander Haefele

An empirical method to correct for temperature dependent variations in the overlap function of CHM15k ceilometers

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Thierry Leblanc, Robert J. Sica

, Joanna Anne E. van Gijsel, Anne Van Gijsel, Sophie Godin-Beekmann, Alexander Haefele

, Thomas Trickl, Guillaume Payen, Franck Gabarrot

Proposed standardized definitions for vertical resolution and uncertainty in the NDACC lidar ozone and temperature algorithms – Part 1: Vertical resolution

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Thierry Leblanc, Joanna Anne E. van Gijsel, Anne Van Gijsel, Robert J. Sica

, J. Anne E. van Gijsel, Sophie Godin-Beekmann, Alexander Haefele

, Thomas Trickl, Guillaume Payen, Gianluigi Liberti

Proposed standardized definitions for vertical resolution and uncertainty in the NDACC lidar ozone and temperature algorithms – Part 2: Ozone DIAL uncertainty budget

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2015 E. Maillard Barras

, A. Haefele

, R. Stübi, D. Ruffieux

A method to derive the Site Atmospheric State Best Estimate (SASBE) of ozone profiles from radiosonde and passive microwave data

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2014 M. Collaud Coen

, C. Praz, A. Haefele

, D. Ruffieux, P. Kaufmann

, B. Calpini

Determination and climatology of the planetary boundary layer height above the Swiss plateau by in situ and remote sensing measurements as well as by the COSMO-2 model

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F. M. Madonna

, M. R. Rosoldi, J. Güldner, A. H. Haefele

, R. K. Kivi

, M. P. Cadeddu, D. S. Sisterson, G. P. Pappalardo

Quantifying the value of redundant measurements at GRUAN sites

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All papers authored by Alexander Haefele