Roma Dollase, David (Date of defense: 2019-04-09)
The research of this paper-based dissertation is focused on Global Ionospheric Maps (GIM) generation and assessment. In summary, the novelty and thematic unity in this works relies on four different but ...
Gao, Chen (Date of defense: 2022-05-18)
Due to the rich dynamic properties of the equilibria of the Restricted Three Body Problem (RTBP), the libration point orbits (LPOs) around them are ideal locations for scientific missions. Fortunately, ...
Morales Garoffolo, Antonia (Date of defense: 2016-03-08)
Core-collapse supernovae (CC-SNe) explosions represent the final demise of massive stars. Among the various types, there is a group of relatively infrequent CC-SNe termed type IIb, which appear to be ...
Dalmau Codina, Ramon (Date of defense: 2019-06-25)
The growth in traffic increased the pressure on the environmental sustainability of air transport. In this context, many research effort has been devoted to minimise the environmental impact in the ...
Castrillón Camacho, Arjuna (Date of defense: 2021-05-12)
Planetary nebulae play a very important role in the chemical evolution of galaxies since they are responsible for returning nuclear-processed material to the interstellar medium. Observations of planetary ...
Parés Calaf, M. Eulàlia (Date of defense: 2021-01-14)
The determination of a body position, velocity and attitude is the purpose of the navigation techniques. The most extended navigation systems (INS/GNSS), as any other HW and SW system, provide precise ...
Figueira, Joana (Date of defense: 2023-05-31)
(English) Classical and Recurrent novae are thermonuclear explosions hosted by accreting white dwarfs in stellar binary systems. Material piles up on top of the white dwarf star under mildly degenerate ...