16:45 to 17:45
Lecture

Variable phenomena on different scales

Françoise Combes
Amphithéâtre Marguerite de Navarre, Site Marcelin Berthelot
Open to all, subject to availability
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Abstract

From variable stars (Cepheids, RR-Lyrae) to the active nuclei of galaxies, everything varies on scales ranging from seconds (radio or gamma bursts) to years, days, months...