SEMINARIO DE FISICA TEORICA I Y II Titulo: Observational constraints on Dark Energy Conferenciante: Eusebio Sanchez (CIEMAT) Dia y hora: 21, 14:15 (aula 8B ) Resumen: The observational methods to constrain the physical properties of dark energy will be presented. A particular emphasis will be devoted to large galaxy surveys, although other methods will also be considered. The current status on the constraints of the dark energy physics and the forecasts for the near and medium future will be reviewed.