Georges Durry
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View article: The AquaVIT-4 intercomparison of atmospheric hygrometers
The AquaVIT-4 intercomparison of atmospheric hygrometers Open
The AquaVIT-4 intercomparison of atmospheric hygrometers was conducted at the AIDA (Aerosol Interaction and Dynamics in the Atmosphere) climate simulation chamber of the Karlsruhe Institute of Technology (KIT), Germany, in March–April 2022…
View article: Influence of atmospheric waves and deep convection on water vapour in the equatorial lower stratosphere seen from long-duration balloon measurements
Influence of atmospheric waves and deep convection on water vapour in the equatorial lower stratosphere seen from long-duration balloon measurements Open
Most atmospheric species enter the stratosphere through the tropical tropopause layer (TTL), a place of interplay between many processes of different scales. Water vapour (H2Ovap) is a key compound in this layer and its entry into the trop…
View article: The AquaVIT-4 intercomparison of atmospheric hygrometers
The AquaVIT-4 intercomparison of atmospheric hygrometers Open
The AquaVIT-4 intercomparison of atmospheric hygrometers was conducted at the AIDA climate simulation chamber of the Karlsruhe Institute of Technology (KIT), Germany, in March–April 2022, within the framework of the HEMERA H2020 EU project…
View article: Measurement report: Greenhouse gas profiles and age of air from the 2021 HEMERA-TWIN balloon launch
Measurement report: Greenhouse gas profiles and age of air from the 2021 HEMERA-TWIN balloon launch Open
Within the HEMERA balloon infrastructure project, a stratospheric balloon carrying a multi-instrument payload to a maximum altitude of 31.2 km was launched on 12 August 2021. On board the openly constructed gondola, several types of instru…
View article: Influence of atmospheric waves and deep convection on water vapour in the equatorial lower stratosphere seen from long-duration balloon measurements
Influence of atmospheric waves and deep convection on water vapour in the equatorial lower stratosphere seen from long-duration balloon measurements Open
The STRATEOLE 2 project consists of 3 campaigns of stratospheric superpressure balloons released from the Seychelles and intended to fly over the equatorial belt transported by winds during 3 to 4 months. During the two campaigns which hav…
View article: Measurement report: Greenhouse gas profiles and age of air from the 2021 HEMERA-TWIN balloon launch
Measurement report: Greenhouse gas profiles and age of air from the 2021 HEMERA-TWIN balloon launch Open
Within the HEMERA balloon infrastructure project, a stratospheric balloon carrying a multi-instrument payload to a maximum altitude of 31.2 km was launched on 12th August 2021. Aboard the openly constructed TWIN gondola, several types of i…
View article: Pico-Light H <sub>2</sub> O: intercomparison of in situ water vapour measurements during the AsA 2022 campaign
Pico-Light H <sub>2</sub> O: intercomparison of in situ water vapour measurements during the AsA 2022 campaign Open
The mid-infrared lightweight tunable diode laser hygrometer, “Pico-Light H2O”, the successor to Pico-SDLA H2O, is presented and its performances are evaluated during the AsA 2022 balloon-borne intercomparison campaign conducted at the CNES…
View article: Comment on amt-2023-191
Comment on amt-2023-191 Open
Abstract. The mid-infrared lightweight stratospheric hygrometer, “Pico-Light H2O”, the successor of Pico-SDLA H2O, is presented and its performances are evaluated during the AsA 2022 balloon-borne intercomparison campaign conducted at the …
View article: Pico-Light H <sub>2</sub> O: Intercomparison of in situ water vapour measurements during the AsA 2022 campaign
Pico-Light H <sub>2</sub> O: Intercomparison of in situ water vapour measurements during the AsA 2022 campaign Open
The mid-infrared lightweight stratospheric hygrometer, “Pico-Light H2O”, the successor of Pico-SDLA H2O, is presented and its performances are evaluated during the AsA 2022 balloon-borne intercomparison campaign conducted at the CNES Aire-…
View article: Moonraker: Enceladus Multiple Flyby Mission
Moonraker: Enceladus Multiple Flyby Mission Open
Enceladus, an icy moon of Saturn, possesses an internal water ocean and jets expelling ocean material into space. Cassini investigations indicated that the subsurface ocean could be a habitable environment having a complex interaction with…
View article: Moonraker - an Enceladus Multiple Flyby Mission Submitted to the ESA 2021 M-class Call
Moonraker - an Enceladus Multiple Flyby Mission Submitted to the ESA 2021 M-class Call Open
<div> <div> <div> <p>Context: Enceladus, an icy moon of Saturn, possesses an internal water ocean and geysers expelling ocean material into space. Cassini investigations indicated the ocean could be habitable and ha…
View article: The TWIN - Hemera stratospheric balloon flight: sulfur, halogens and tracers in the stratosphere
The TWIN - Hemera stratospheric balloon flight: sulfur, halogens and tracers in the stratosphere Open
<p>The TWIN - Hemera stratospheric balloon flight took place on 12 - 13-Aug-2021 from the Esrange Space Center near Kiruna, Sweden (67&#176;N).The project was supported by Hemera (www.hemera-h2020.eu) via the first call of propos…
View article: Equatorial belt vapour measurements in the upper TTL under superpressure balloon during STRATEOLE 2 pre-campaign: tape recorder effect, role of waves and deep convection.
Equatorial belt vapour measurements in the upper TTL under superpressure balloon during STRATEOLE 2 pre-campaign: tape recorder effect, role of waves and deep convection. Open
<p>STRATEOLE 2 is a French-American project based on superpressure balloon borne measurements to study dynamics and processes in the TTL and the lower stratosphere of equatorial regions. One single flight of these balloons (of a dura…
View article: Martian Multichannel Diode Laser Spectrometer (M-DLS) for In-Situ Atmospheric Composition Measurements on Mars Onboard ExoMars-2022 Landing Platform
Martian Multichannel Diode Laser Spectrometer (M-DLS) for In-Situ Atmospheric Composition Measurements on Mars Onboard ExoMars-2022 Landing Platform Open
We present a concept of the Martian multichannel diode laser spectrometer (M-DLS) instrument, a part of the science payload onboard Kazachok landing platform in the framework of the ExoMars mission second stage. The instrument, a laser spe…
View article: A lightweight balloon-borne mid-infrared hygrometer to probe the middle atmosphere: Pico-Light H&lt;sub&gt;2&lt;/sub&gt;O. Comparison with Aura-MLS v4 and v5 satellite measurements
A lightweight balloon-borne mid-infrared hygrometer to probe the middle atmosphere: Pico-Light H<sub>2</sub>O. Comparison with Aura-MLS v4 and v5 satellite measurements Open
Newly developed mid-infrared lightweight hygrometer, Pico-Light H2O has been tested in-flight on February 19, 2019 and October 16, 2019. It has been flown under a 1200 g rubber balloon operated by CNES from the Aire-sur-l'Adour facility (F…
View article: Modeling the TTL at Continental Scale for a Wet Season: An Evaluation of the BRAMS Mesoscale Model Using TRO‐Pico Campaign, and Measurements From Airborne and Spaceborne Sensors
Modeling the TTL at Continental Scale for a Wet Season: An Evaluation of the BRAMS Mesoscale Model Using TRO‐Pico Campaign, and Measurements From Airborne and Spaceborne Sensors Open
In order to better understand the water vapor (WV) intrusion into the tropical stratosphere, a mesoscale simulation of the tropical tropopause layer using the BRAMS (Brazilian version of Regional Atmospheric Modeling System (RAMS)) model i…
View article: Compact high-resolution echelle-AOTF NIR spectrometer for atmospheric measurements
Compact high-resolution echelle-AOTF NIR spectrometer for atmospheric measurements Open
A new concept of a high-resolution near-IR spectrometer consisting of an echelle grating combined with an acousto-optic tunable filter (AOTF) for separation of diffraction orders, is developed for space-borne studies of planetary atmospher…
View article: In situ measurements of methane in the troposphere and the stratosphere by the Ultra Light SpEctrometer Amulse
In situ measurements of methane in the troposphere and the stratosphere by the Ultra Light SpEctrometer Amulse Open
Methane plays an important role in the radiative balance of the Earth climate: about 20% of the manmade global warming is related to methane emissions. To contribute to the study of CH4 trends, we have developed a compact lightweight spect…
View article: Atmospheric Measurements by Ultra-Light SpEctrometer (AMULSE) Dedicated to Vertical Profile in Situ Measurements of Carbon Dioxide (CO2) Under Weather Balloons: Instrumental Development and Field Application
Atmospheric Measurements by Ultra-Light SpEctrometer (AMULSE) Dedicated to Vertical Profile in Situ Measurements of Carbon Dioxide (CO2) Under Weather Balloons: Instrumental Development and Field Application Open
The concentration of greenhouse gases in the atmosphere plays an important role in the radiative effects in the Earth’s climate system. Therefore, it is crucial to increase the number of atmospheric observations in order to quantify the na…
View article: Intercomparison of in situ water vapor balloon-borne measurements from Pico-SDLA H <sub>2</sub> O and FLASH-B in the tropical UTLS
Intercomparison of in situ water vapor balloon-borne measurements from Pico-SDLA H <sub>2</sub> O and FLASH-B in the tropical UTLS Open
In this paper we compare water vapor mixing ratio measurements from two quasi-parallel flights of the Pico-SDLA H2O and FLASH-B hygrometers. The measurements were made on 10 February 2013 and 13 March 2012, respectively, in the tropics nea…