Now showing items 541-560 of 5604
Montenegro Landivar, María Fernanda (Date of defense: 2022-09-21)
The residues resulting from orange and spinach processing, composed mainly by peels and seeds; and leaves, respectively, contain relevant amounts of polyphenols, so they can be used as raw material for recovery natural ...
Espinoza Cateriano, Edgard Eduardo (Date of defense: 2022-09-05)
The research focuses on how to illuminate low light intensity spaces. Different uses of those spaces serve as the start point for rethinking lighting design. The characteristics of light, surface and vision are essential ...
Kingeski, Luciano (Date of defense: 2021-07-15)
Introduction: The mobility of international students is a phenomenon of increasing importance in the higher education scene. In recent years the number of studies in the literature and investigations has increased. Objective: ...
Van Sluys, Christine (Date of defense: 2022-09-12)
The subject of this doctoral thesis is the production of social housing in Brazil, studied from the diverse legacy built specifically in the city of São Paulo over the last hundred years. The main objective of this thesis ...
Rubino, Roselena (Date of defense: 2022-09-16)
The Faraday rotation is a geophysical effect that causes a rotation of the electromagnetic field components emitted by the Earth when it propagates through the ionosphere. It depends on the vertical total electron content ...
Poorzare, Reza (Date of defense: 2022-09-05)
5G cellular communication, especially with its hugely available bandwidth provided by millimeter-wave, is a promising technology to fulfill the coming high demand for vast data rates. These networks can support new use ...
Pacheco Blázquez, Rafael (Date of defense: 2022-09-06)
The high strength-weight ratio of composite materials have made them one of the best materials for the design of light-weight structures. However, its special complexity has made them not suitable for the design of structures ...
Liesegang Maria, Sergi (Date of defense: 2022-11-07)
In the last few years, a lot of effort has been put into the development of the fifth generation of cellular networks (5G). Given the vast heterogeneity of devices coexisting in these networks, new approaches have been ...
Gorgani, Nourjemal (Date of defense: 2022-09-15)
Vegetable Fiber Reinforced Cement Composite Materials (VFRCC) have emerged as a potential construction material, providing adequate load-bearing capacity and ductility for non-structural applications. VFRCC have good ...
Aznar Luque, Araceli (Date of defense: 2021-04-15)
Current refrigeration devices, based on vapour-compression cycles, employ refrigerants such as HFCs, which exhibit a global warming potential a thousand times higher than the one produced by CO2,. Furthermore, the increasing ...
Mesa Alcantara, Arisleidy (Date of defense: 2021-07-02)
The hydro-mechanical behaviour of MX80 bentonite pellet-based mixture (80% high-density pellets in dry mass and crushed granular powder) has been explored in this thesis within the context of the French ‘Vertical Sealing ...
Márquez Fibla, Irene (Date of defense: 2022-09-14)
Labels misplacement in the bottles are currently causing problems in wine cellar's labelling lines. According to data provided by Codorníu and Torres cellars, 1% of the bottles present this issue. Once the wine or cava ...
Kibalya, Godfrey Mirondo (Date of defense: 2022-07-26)
5G/6G services and applications, in the context of the eMBB, mMTC and uRLLC network slicing framework, whose network infrastructure requirements may span beyond the coverage area of a single Infrastructure Provider (InP), ...
Beretta, Mattia (Date of defense: 2022-07-21)
The energy sector has undergone drastic changes and critical revolutions in the last few decades. Renewable energy sources have grown significantly, now representing a sizeable share of the energy production mix. Wind ...
Nolla Colomer, Carme (Date of defense: 2021-05-28)
In 2019 the data published by the World Health Organization showed that the cardiac ischemia is the first cause of death worldwide. These diseases are caused by irregularities of the contractile mechanism’s function, ...
Lu, Xufei (Date of defense: 2022-07-15)
The objectives of this thesis are (i) to understand the thermal, metallurgical and mechanical behavior during AM, (ii) to shed light on the generation of residual stresses and the stress-induced deformations and cracks, ...
Enshaei, Hamidreza (Date of defense: 2022-04-24)
Polymers have been widely used in biomedical applications for drug delivery purposes in the last decades. However, ordinary long term drug delivery systems are sometimes associated with undesired side effects if the ...
Baltà Salvador, Rosó (Date of defense: 2022-06-29)
One of the main goals of the 2030 Agenda for sustainable development is to guarantee quality education for all students, especially the most vulnerable. Engineering studies are a key element in educating and training future ...
Zeinali, Reza (Date of defense: 2021-11-22)
TIPS process followed by freeze-dtying was used to prepare blodegradable and biocompatible matrices from poly(3- hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) containing 5 and 12 wt% of 3-hydroxyvalerate (HV) and poly(butylene ...
Ponce de León Puig, Nubia Ilia (Date of defense: 2021-12-10)
This doctoral thesis exposes the development of a redesigned Predictive Control strategy that uses hysteresis to improve the performance of the controlled systems in different fields of application. The approach may use ...