Masana Fresno, Eduard (Date of defense: 2004-07-16)
En el entorno solar encontramos estrellas de características físicas muy diferentes, pertenecientes a dos de las componentes estelares que forman la Galaxia: el disco (delgado y grueso) y el halo. Los ...
Morales Peralta, Juan Carlos (Date of defense: 2010-06-14)
The comparison between stellar structure models and observations of low-mass stars revealed that the stellar radii predicted by models for these stars are about 10% lower than observed, while effective ...
Carrasco Martínez, José Manuel (Date of defense: 2006-12-11)
El propósito de esta tesis es el diseño del sistema fotométrico de la misión espacial Gaia (ESA), que debe lanzarse el año 2012. Este conjunto de filtros debe permitir clasificar las observaciones de ...
Vilardell Sallés, Francesc (Date of defense: 2009-03-09)
The Andromeda Galaxy (M31) is an excellent distance calibrator in the Cosmological Distance Ladder. We present the first direct distance determination to M31 using eclipsing binaries (EBs). EBs provides ...
Balaguer Núñez, María Dolores (Date of defense: 2006-01-16)
The aim of this thesis, devised as a collaboration between Spain and China, is the characterization of the open clusters NGC 1807, NGC 1817, NGC 2548 and NGC 2682, as well as the analysis of the results ...
Castro Ginard, Alfred (Date of defense: 2021-04-30)
Open clusters are groups of stars, gravitationally bound together, that were born from the same molecular cloud and, thus, share similar positions, kinematics, ages and metallicities. Traditional methods ...
Casamiquela Floriach, Laia (Date of defense: 2017-06-23)
This thesis has as a main purpose the determination of the chemical composition of Open Clusters for the study of the chemical gradients in the Galactic disc with: Galactocentric radius, position above ...
Herrero Casas, Enrique (Date of defense: 2014-10-06)
Most of the efforts on the search and characterization of Earth-like exoplanets are currently focused on low mass stars. Some important properties related to the structure and processes in this type of ...