Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Jean-François Hochedez"'
Autor:
Jean-Hervé Lecat, Pierre Rochus, David Berghmans, Emmanuel Mazy, Tanguy Thibert, Jean-Marc Defise, Jean-Marie Gillis, Laurence Rossi, Udo Schühle, Jean-François Hochedez
Publikováno v:
Scopus-Elsevier
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5c6e86715ecbac914df450a62067827c
https://doi.org/10.1117/12.2500100
https://doi.org/10.1117/12.2500100
Autor:
Véronique Delouille, Luc Damé, S. T. Kumara, Joe Zender, Gabriel Giono, Jean-François Hochedez, Matthias Bergmann, Rangaiah Kariyappa
Publikováno v:
Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2017, 605, A41 (11p.). ⟨10.1051/0004-6361/201629924⟩
Astronomy and Astrophysics-A&A, 2017, 605, A41 (11p.). ⟨10.1051/0004-6361/201629924⟩
Astronomy and Astrophysics-A&A, EDP Sciences, 2017, 605, A41 (11p.). ⟨10.1051/0004-6361/201629924⟩
Astronomy and Astrophysics-A&A, 2017, 605, A41 (11p.). ⟨10.1051/0004-6361/201629924⟩
Context. The magnetic field plays a dominant role in the solar irradiance variability. Determining the contribution of various magnetic features to this variability is important in the context of heliospheric studies and Sun-Earth connection. Aims. W
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8ada46f6466271bb85f0c9cd01ac7ba3
https://hal-insu.archives-ouvertes.fr/insu-01659757/document
https://hal-insu.archives-ouvertes.fr/insu-01659757/document
Autor:
Djelloul Djafer, Jean-François Hochedez, Mickael Crepel, Mustapha Meftah, Thierry Corbard, Alain Hauchecorne, Abdanour Irbah
Publikováno v:
Solar Physics
Solar Physics, Springer Verlag, 2014, 289 (1), pp.1-10. ⟨10.1007/s11207-013-0347-z⟩
Solar Physics, 2014, 289 (1), pp.1-10. ⟨10.1007/s11207-013-0347-z⟩
Solar Physics, Springer Verlag, 2014, 289 (1), pp.1-10. ⟨10.1007/s11207-013-0347-z⟩
Solar Physics, 2014, 289 (1), pp.1-10. ⟨10.1007/s11207-013-0347-z⟩
International audience; Knowledge of the Solar Diameter Imager and Surface Mapper (SODISM) plate scale is a fundamental parameter for obtaining the solar radius. We have determined the plate scale of the telescope on the ground and in flight onboard
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3ddeaed4cfbf7bece26d9e9415f7b046
https://doi.org/10.1007/s11207-013-0347-z
https://doi.org/10.1007/s11207-013-0347-z
Autor:
Ingolf Dammasch, Alexander Shapiro, Yvan Stockman, Andrei Zhukov, M. Dominique, Ali BenMoussa, Jean-François Hochedez, Matthieu Kretzschmar, Werner Schmutz, Didier Gillotay
Publikováno v:
Solar Physics
Solar Physics, Springer Verlag, 2013, 286 (1), pp.21-42. ⟨10.1007/s11207-013-0252-5⟩
Solar Physics, 2013, 286 (1), pp.21-42. ⟨10.1007/s11207-013-0252-5⟩
SOLAR PHYSICS
Solar Physics, Springer Verlag, 2013, 286 (1), pp.21-42. ⟨10.1007/s11207-013-0252-5⟩
Solar Physics, 2013, 286 (1), pp.21-42. ⟨10.1007/s11207-013-0252-5⟩
SOLAR PHYSICS
International audience; The Large Yield Radiometer (LYRA) is an XUV-EUV-MUV (soft X-ray to mid-ultraviolet) solar radiometer onboard the European Space Agency Project for On-Board Autonomy 2 (PROBA2) mission, which was launched in November 2009. LYRA
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4adaf2523292de024fe57331a5256829
https://doi.org/10.1007/s11207-013-0252-5
https://doi.org/10.1007/s11207-013-0252-5
Publikováno v:
Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2009, 505, pp.361-371. ⟨10.1051/0004-6361/200811416⟩
Astronomy and Astrophysics-A&A, 2009, 505, pp.361-371. ⟨10.1051/0004-6361/200811416⟩
Astronomy and Astrophysics-A&A, EDP Sciences, 2009, 505, pp.361-371. ⟨10.1051/0004-6361/200811416⟩
Astronomy and Astrophysics-A&A, 2009, 505, pp.361-371. ⟨10.1051/0004-6361/200811416⟩
International audience; Context. The study of the variability of the solar corona and the monitoring of coronal holes, quiet sun and active regions are of great importance in astrophysics as well as for space weather and space climate applications. A
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f698bcaccdcb54b413754030e609a919
https://doi.org/10.1051/0004-6361/200811416
https://doi.org/10.1051/0004-6361/200811416
Autor:
Ali BenMoussa, Rajendra Dahal, Udo Kroth, David Bolsée, Mathias Richter, Hongxing Jiang, Ali Soltani, H.A. Barkad, Wenjun Zhang, Udo Schühle, B. Giordanengo, J.C. De Jaeger, Jean-François Hochedez, Jingyu Lin, B. BenMoussa, Frank Scholze, Christian Laubis, Y.M. Chong, Vincent Mortet, Christian Hermans, Ken Haenen
Publikováno v:
Diamond and Related Materials
Diamond and Related Materials, Elsevier, 2009, 18 (5-8), pp.860-864. ⟨10.1016/j.diamond.2008.11.013⟩
Diamond and Related Materials, 2009, 18 (5-8), pp.860-864. ⟨10.1016/j.diamond.2008.11.013⟩
Diamond and Related Materials, Elsevier, 2009, 18 (5-8), pp.860-864. ⟨10.1016/j.diamond.2008.11.013⟩
Diamond and Related Materials, 2009, 18 (5-8), pp.860-864. ⟨10.1016/j.diamond.2008.11.013⟩
Future missions for space astronomy and solar research require innovative vacuum ultraviolet (VUV) photodetectors. Present UV and VUV detectors exhibit serious limitations in performance, technology complexity and lifetime stability. New developments
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80615855c9baf45ea5ae2fdb55e14244
https://doi.org/10.1016/j.diamond.2008.11.013
https://doi.org/10.1016/j.diamond.2008.11.013
Publikováno v:
Solar Physics. 252:397-408
SECCHI-EUVI telescopes provide the first EUV images enabling a 3D reconstruction of solar coronal structures. We present a stereoscopic reconstruction method based on the Velociraptor algorithm, a multiscale optical-flow method that estimates displac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8313a9bd5b831b94208a2513029d7a5e
https://doi.org/10.1007/s11207-008-9270-0
https://doi.org/10.1007/s11207-008-9270-0
Publikováno v:
Solar Physics. 248:441-455
Solar telescopes will never be able to resolve the smallest events at their intrinsic physical scales. Pixel signals recorded by SOHO/(CDS, EIT, SUMER), STEREO/SECCHI/ EUVI, TRACE, SDO/AIA, and even by the future Solar Orbiter EUI/HRI contain an inhe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::55584a9e96b57e40f370e807905ff4aa
https://doi.org/10.1007/s11207-008-9131-x
https://doi.org/10.1007/s11207-008-9131-x
Publikováno v:
Solar Physics
Solar Physics, 2008, 247, pp.123-150. ⟨10.1007/s11207-007-9085-4⟩
Solar Physics, 2008, 247, pp.123-150. ⟨10.1007/s11207-007-9085-4⟩
International audience; EIT waves are observed in EUV as bright fronts. Some of these bright fronts propagate across the solar disk. EIT waves are all associated with a flare and a CME and are commonly interpreted as fast-mode magnetosonic waves. Pro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e863cbca7ddfa986433e66e4d47e4543
https://doi.org/10.1007/s11207-007-9085-4
https://doi.org/10.1007/s11207-007-9085-4
Autor:
Samuel Gissot, Jean-François Hochedez
Publikováno v:
Astronomy & Astrophysics. 464:1107-1118
Context. Movies of the solar atmosphere reveal motion and variations in brightness. In particular, sequences of coronal images exhibit the plane- of- the- sky component of the velocity combined with other variations in the signal. The present work an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b7e1452edc3fce14389396b3f754d056
https://doi.org/10.1051/0004-6361:20065553
https://doi.org/10.1051/0004-6361:20065553