Mostrando ítems 21-40 de 369
Lomelí Quintero, Víctor Manuel (Fecha de defensa: 2023-10-13)
(English) Climate change is a major issue that is having a significant impact on coastal areas globally. This phenomenon is generating processes of erosion, flooding and sea level rise, which is of great concern. These ...
Turon Pujol, Francesc (Fecha de defensa: 2024-03-05)
(Engilsh) Modern composite materials, primarily based on the union of polymeric matrices and fibers of glass, carbon or any other fiber of remarkable rigidity, have paved the way for the design and manufacture of lightweight ...
Narváez Muñoz, Christian (Fecha de defensa: 2023-05-05)
(English) The high precision controllability and versatility of Electrohydrodynamic (EHD) processes are enabling and accelerating the development of novel microfluidic-based manufacturing techniques. This technology relies ...
Pérez Illanes, Rodrigo Alfonso (Fecha de defensa: 2024-01-16)
(English) Aquifers are naturally heterogeneous systems across multiple scales, which poses a known difficulty for grid-based solvers of solute transport. When advection is the dominant transport mechanism, concentrations ...
Baloochi, Hani (Fecha de defensa: 2023-03-17)
(English) Currently, the two most raw material consumer industries are civil engineering and the pulp and paper industry. Meanwhile, these sectors face severe criticism due to their environmental impact. Additionally, by ...
Solaraju Murali, Balakrishnan (Fecha de defensa: 2023-01-26)
(English) Unfavorable and extreme climate events such as drought and heat stress heavily impacts the agriculture sector and food security globally, and the impact of these climate hazards is expected to increase over the ...
Obiol Plana, Aleix (Fecha de defensa: 2023-01-27)
(English) Marine heterotrophic flagellates (HF) are very small (2-5 µm) unpigmented protists that are dominant bacterial grazers in the ocean, where they link the transfer of carbon from bacterial cells to higher trophic ...
Villar Salinas, Sergio (Fecha de defensa: 2023-12-15)
(English) Axial forces in columns of moment-resisting frames (MRF) have a paramount role for the seismic performance of these structural systems. Nonetheless, there are significant gaps in the literature entailing the ...
Wang, Xuejing (Fecha de defensa: 2023-11-28)
(English) During the lifetime of long-span bridges, the traffic conditions are affected by the surroundings and will typically vary and also unpredictably change. In this thesis, a prior site-specific traffic load spatial ...
Morey Gual, Lluís (Fecha de defensa: 2023-11-17)
(English) The exponential growth of world population is leading to a high demand of food products and, consequently, to the development of intensive agricultural and livestock systems. In this sense, synthetic fertilizers ...
González Flórez, Cristina (Fecha de defensa: 2023-10-06)
(English) Atmospheric mineral dust is composed of a variety of mineral particles exhibiting distinct composition, shape, and size. The wide range of diameters exhibited by dust particles, spanning more than three orders ...
Segura Valdivieso, Guillermo (Fecha de defensa: 2023-09-22)
(English) This thesis investigates the response of carbon and stainless steel frames in fire, and proposes new and more efficient approaches for their design. The investigation is mainly focused on one bay frames comprised ...
García Díaz, Yineth Paola (Fecha de defensa: 2023-09-27)
(English) A comprehensive evaluation of various industrial and urban by-products was conducted to determine their potential as precursors for alkali-activated materials (AAM) in Spain. Over 15 by-products were identified ...
Stamatopoulos, Georgios (Fecha de defensa: 2023-07-07)
(English) This thesis records the evolution of the container throughput dynamics of the European port system from 2001-2020, analyses the dynamics of the European container port hierarchy with methodologies that have not ...
Moaven, Arash (Fecha de defensa: 2023-07-04)
(English) The Proper Generalized Decomposition (PGD) is a mathematical framework belonging to the Model Order Reduction (MOR) class of techniques. To the best of the author's knowledge, this methodology has not been applied ...
Bertran Oller, Oriol (Fecha de defensa: 2023-07-11)
(English) Groundwater is now under high stress levels and its quality and quantity arise as one of the most interesting and necessary topics our community should address. This doctoral thesis is focused on the quality of ...
Su, Hang (Fecha de defensa: 2023-06-19)
(English) The steel-concrete composite structural solution has been widely applied in the execution of simply supported bridges since the merits of concrete compressive strength and steel tensile strength can be efficiently ...
Najdi, Abdallah (Fecha de defensa: 2023-06-20)
(English) The thesis presents part of an ongoing nvestigation on the Thermo-Hydro-Mechanical (THM) behaviour and cracking of deformable unsaturated soils undergoing cycles of drying and wetting. An experimental approach ...
Martín Balet, Alejo (Fecha de defensa: 2023-06-23)
(English) This thesis proposes to determine a damaged structure using the Principal Component Analysis (PCA) of modal frequency variation of sorne damaged and undamaged configurations. The estimators used are the accumulated ...
Eskenati, Amir Reza (Fecha de defensa: 2023-06-09)
(English) The most common composite materials for strengthening building structures are divided into two dif ferent types based on the matrix’s composition, organics (polymers) or inorganics (cement, lime). The hybrid ...