Zobrazeno 1 - 10
of 190
pro vyhledávání: '"G. Payen"'
Autor:
D. Gantois, G. Payen, M. Sicard, V. Duflot, N. Bègue, N. Marquestaut, T. Portafaix, S. Godin-Beekmann, P. Hernandez, E. Golubic
Publikováno v:
Earth System Science Data, Vol 16, Pp 4137-4159 (2024)
Understanding optical and radiative properties of aerosols and clouds is critical to reducing uncertainties in climate models. For over 10 years, the Observatory of Atmospheric Physics in Reunion (OPAR; 21.079° S, 55.383° E) has been operating thre
Externí odkaz:
https://doaj.org/article/2d1a9c3aa0794ba6b059571b7da8ce44
Autor:
P. Tulet, J. Van Baelen, P. Bosser, J. Brioude, A. Colomb, P. Goloub, A. Pazmino, T. Portafaix, M. Ramonet, K. Sellegri, M. Thyssen, L. Gest, N. Marquestaut, D. Mékiès, J.-M. Metzger, G. Athier, L. Blarel, M. Delmotte, G. Desprairies, M. Dournaux, G. Dubois, V. Duflot, K. Lamy, L. Gardes, J.-F. Guillemot, V. Gros, J. Kolasinski, M. Lopez, O. Magand, E. Noury, M. Nunes-Pinharanda, G. Payen, J. Pianezze, D. Picard, O. Picard, S. Prunier, F. Rigaud-Louise, M. Sicard, B. Torres
Publikováno v:
Earth System Science Data, Vol 16, Pp 3821-3849 (2024)
This article is devoted to the presentation of the MAP-IO observation program. This program, launched in early 2021, has enabled the observation of nearly 700 d of measurements over the Indian and Southern Ocean with the equipment of 17 meteorologica
Externí odkaz:
https://doaj.org/article/6cf5330723824c8491db5c074e5cafe4
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:
M. Leriche, P. Tulet, L. Deguillaume, F. Burnet, A. Colomb, A. Borbon, C. Jambert, V. Duflot, S. Houdier, J.-L. Jaffrezo, M. Vaïtilingom, P. Dominutti, M. Rocco, C. Mouchel-Vallon, S. El Gdachi, M. Brissy, M. Fathalli, N. Maury, B. Verreyken, C. Amelynck, N. Schoon, V. Gros, J.-M. Pichon, M. Ribeiro, E. Pique, E. Leclerc, T. Bourrianne, A. Roy, E. Moulin, J. Barrie, J.-M. Metzger, G. Péris, C. Guadagno, C. Bhugwant, J.-M. Tibere, A. Tournigand, E. Freney, K. Sellegri, A.-M. Delort, P. Amato, M. Joly, J.-L. Baray, P. Renard, A. Bianco, A. Réchou, G. Payen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 4129-4155 (2024)
The BIO-MAÏDO (Bio-physicochemistry of tropical clouds at Maïdo: processes and impacts on secondary organic aerosols formation) campaign was conducted from 13 March to 4 April 2019 on the tropical island of Réunion. The main objective of the proje
Externí odkaz:
https://doaj.org/article/1f025a19a0a74c5faaf54defbacaaa35
Publikováno v:
Geophysical Research Letters, Vol 50, Iss 10, Pp n/a-n/a (2023)
Abstract The exceptionally violent eruption of the Hunga Tonga‐Hunga Ha'apai volcano (HTHH) of 15 January 2022, in the South Pacific, was associated with a powerful blast that injected gases, steam and aerosol to unprecedentedly high altitudes. Thi
Externí odkaz:
https://doaj.org/article/11321a25e6844071a0c7e4b60a3f7fc1
Autor:
F. Chouza, T. Leblanc, M. Brewer, P. Wang, G. Martucci, A. Haefele, H. Vérèmes, V. Duflot, G. Payen, P. Keckhut
Publikováno v:
Atmospheric Measurement Techniques, Vol 15, Pp 4241-4256 (2022)
The impact of aerosol fluorescence on the measurement of water vapor by UV (355 nm emission) Raman lidar in the upper troposphere and lower stratosphere (UTLS) is investigated using the long-term records of three high-performance Raman lidars contrib
Externí odkaz:
https://doaj.org/article/6f6a9a2715784c40bdd2092f358ac1ab
Autor:
S. Evan, J. Brioude, K. Rosenlof, S. M. Davis, H. Vömel, D. Héron, F. Posny, J.-M. Metzger, V. Duflot, G. Payen, H. Vérèmes, P. Keckhut, J.-P. Cammas
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 10565-10586 (2020)
Balloon-borne measurements of cryogenic frost-point hygrometer (CFH) water vapor, ozone and temperature and water vapor lidar measurements from the Maïdo Observatory on Réunion Island in the southwest Indian Ocean (SWIO) were used to study tropical
Externí odkaz:
https://doaj.org/article/11afa35fa0c7446b839dcae8c0698473
Autor:
N. Bègue, D. Vignelles, G. Berthet, T. Portafaix, G. Payen, F. Jégou, H. Benchérif, J. Jumelet, J.-P. Vernier, T. Lurton, J.-B. Renard, L. Clarisse, V. Duverger, F. Posny, J.-M. Metzger, S. Godin-Beekmann
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Pp 15019-15036 (2017)
After 43 years of inactivity, the Calbuco volcano, which is located in the southern part of Chile, erupted on 22 April 2015. The space–time evolutions (distribution and transport) of its aerosol plume are investigated by combining satellite (CAL
Externí odkaz:
https://doaj.org/article/8f057983181145038347056ed21fb9fe
Autor:
V. Duflot, J.-L. Baray, G. Payen, N. Marquestaut, F. Posny, J.-M. Metzger, B. Langerock, C. Vigouroux, J. Hadji-Lazaro, T. Portafaix, M. De Mazière, P.-F. Coheur, C. Clerbaux, J.-P. Cammas
Publikováno v:
Atmospheric Measurement Techniques, Vol 10, Pp 3359-3373 (2017)
In order to recognize the importance of ozone (O3) in the troposphere and lower stratosphere in the tropics, a DIAL (differential absorption lidar) tropospheric O3 lidar system (LIO3TUR) was developed and installed at the Université de la Réunio
Externí odkaz:
https://doaj.org/article/c4cf8d15fc1248ceb2d03792b8a4dad0
Autor:
T. Leblanc, R. J. Sica, J. A. E. van Gijsel, S. Godin-Beekmann, A. Haefele, T. Trickl, G. Payen, F. Gabarrot
Publikováno v:
Atmospheric Measurement Techniques, Vol 9, Iss 8, Pp 4029-4049 (2016)
A standardized approach for the definition and reporting of vertical resolution of the ozone and temperature lidar profiles contributing to the Network for the Detection for Atmospheric Composition Change (NDACC) database is proposed. Two standardize
Externí odkaz:
https://doaj.org/article/04c60d363ef241839213992629e5b724