Zobrazeno 1 - 10
of 659
pro vyhledávání: '"Keckhut, P"'
Autor:
N. Bègue, A. Baron, G. Krysztofiak, G. Berthet, C. Kloss, F. Jégou, S. Khaykin, M. Ranaivombola, T. Millet, T. Portafaix, V. Duflot, P. Keckhut, H. Vérèmes, G. Payen, M. K. Sha, P.-F. Coheur, C. Clerbaux, M. Sicard, T. Sakai, R. Querel, B. Liley, D. Smale, I. Morino, O. Uchino, T. Nagai, P. Smale, J. Robinson, H. Bencherif
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 8031-8048 (2024)
During the 2020 austral summer, the pristine atmosphere of the southwest Indian Ocean (SWIO) basin experienced significant perturbations. This study examines the variability of aerosols and carbon monoxide (CO) over this remote oceanic region and inv
Externí odkaz:
https://doaj.org/article/64584ddd11144bcb930a5407005de939
Autor:
Pedro Da Costa Louro, Philippe Keckhut, Alain Hauchecorne, Mustapha Meftah, Glen Jaross, Antoine Mangin
Publikováno v:
Remote Sensing, Vol 16, Iss 20, p 3878 (2024)
Molecular scattering (Rayleigh scattering) has been extensively used from the ground with lidars and from space to observe the limb, thereby deriving vertical temperature profiles between 30 and 80 km. In this study, we investigate how temperature ca
Externí odkaz:
https://doaj.org/article/4c27c8aac3d74f77b2f83fab8616b0d4
Publikováno v:
Atmosphere, Vol 15, Iss 10, p 1261 (2024)
This study aims to achieve the classification of the cirrus clouds over the Observatory of Haute-Provence (OHP) in France. Rayleigh–Mie–Raman lidar measurements, in conjunction with the ERA5 dataset, are analyzed to provide geometrical morphology
Externí odkaz:
https://doaj.org/article/59be3e200726414ea6a6b44f0cee71da
Autor:
Mustapha Meftah, Christophe Dufour, David Bolsée, Lionel Van Laeken, Cannelle Clavier, Amal Chandran, Loren Chang, Alain Sarkissian, Patrick Galopeau, Alain Hauchecorne, Pierre-Richard Dahoo, Luc Damé, André-Jean Vieau, Emmanuel Bertran, Pierre Gilbert, Fréderic Ferreira, Jean-Luc Engler, Christophe Montaron, Antoine Mangin, Odile Hembise Fanton d’Andon, Nicolas Caignard, Angèle Minet, Pierre Maso, Nuno Pereira, Étienne Brodu, Slimane Bekki, Catherine Billard, Philippe Keckhut
Publikováno v:
Remote Sensing, Vol 16, Iss 19, p 3655 (2024)
Uvsq-Sat NG is a French 6U CubeSat (10 × 20 × 30 cm) of the International Satellite Program in Research and Education (INSPIRE) designed primarily for observing greenhouse gases (GHG) such as CO2 and CH4, measuring the Earth’s radiation budget (E
Externí odkaz:
https://doaj.org/article/30d93107181f493d8a90cce45f8d7203
Publikováno v:
Atmosphere, Vol 15, Iss 9, p 1062 (2024)
This study is an additional investigation of stratosphere–troposphere coupling based on the recent stratospheric winter descriptions in five distinct modes: January, February, Double, Dynamical, and Radiative. These modes, established in a previous
Externí odkaz:
https://doaj.org/article/893db74c226343d3b75d61d337f6cd39
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Autor:
Cannelle Clavier, Mustapha Meftah, Alain Sarkissian, Frédéric Romand, Odile Hembise Fanton d’Andon, Antoine Mangin, Slimane Bekki, Pierre-Richard Dahoo, Patrick Galopeau, Franck Lefèvre, Alain Hauchecorne, Philippe Keckhut
Publikováno v:
Remote Sensing, Vol 16, Iss 8, p 1442 (2024)
Monitoring atmospheric concentrations of greenhouse gases (GHGs) like carbon dioxide and methane in near real time and with good spatial resolution is crucial for enhancing our understanding of the sources and sinks of these gases. A novel approach c
Externí odkaz:
https://doaj.org/article/cae08936074b4355b8bb4f78f558747a
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 997-1016 (2023)
The European Space Agency's (ESA) Aeolus satellite mission is the first Doppler wind lidar in space, operating in orbit for more than 4 years since August 2018 and providing global wind profiling throughout the entire troposphere and the lower strato
Externí odkaz:
https://doaj.org/article/403e35a43cb04575b801a50c10cc9e8b
Autor:
F. Tencé, J. Jumelet, M. Bouillon, D. Cugnet, S. Bekki, S. Safieddine, P. Keckhut, A. Sarkissian
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 431-451 (2023)
Polar stratospheric clouds (PSCs) play a critical role in the stratospheric ozone depletion processes. The last 30 years have seen significant improvements in our understanding of the PSC processes but PSC parametrization in global models still remai
Externí odkaz:
https://doaj.org/article/77291c83d74142829eb0ef330016e6bb
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.