Mostrando ítems 20707-20726 de 42389
Martínez Gómez, David (Fecha de defensa: 2018-01-17)
The solar atmosphere is a highly dynamic environment in which a huge diversity of waves and instabilities has been detected. The matter in that region is in plasma state, and thus is affected by the presence of electromagnetic ...
Royuela Alcázar, Sara (Fecha de defensa: 2018-06-11)
Nowadays, applications from dissimilar domains, such as high-performance computing and high-integrity systems, require levels of performance that can only be achieved by means of sophisticated heterogeneous architectures. ...
Villardi de Montlaur, Adeline de (Fecha de defensa: 2009-09-22)
Aquesta tesi doctoral proposa formulacions de Galerkin discontinu (DG) d'alt ordre per fluxos viscosos incompressibles. <br/>Es desenvolupa un nou mètode de DG amb penalti interior (IPM-DG), que condueix a una forma feble ...
Castrillo Green, Pablo (Fecha de defensa: 2023-02-24)
(English) This thesis aims at developing a high-order finite volume method for solid dynamics on unstructured three-dimensional meshes. The adoption of high-order interpolation methods has a key importance in the efficient ...
Costa Solé, Albert (Fecha de defensa: 2020-07-17)
This dissertation presents high-order hybridisable discontinuous Galerkin (HDG) formulations coupled with implicit Runge-Kutta (RK) methods for the simulation of one-phase flow and two-phase flow problems. High-order-methods ...
Javadzadeh Moghtader, Mostafa (Fecha de defensa: 2016-11-04)
Computational Fluid Dynamics (CFD) is an essential tool for engineering design and analysis, especially in applications like aerospace, automotive and energy industries. Nowadays most commercial codes are based on Finite ...
Elu Etxano, Ugaitz (Fecha de defensa: 2022-05-03)
In the last decades, intense carrier-envelope-phase-stable (CEP-stable) and near-single-cycle, coherent mid-infrared sources have become charming for a variety of applications in physics, chemistry and biology. In particular, ...
Zavala-Aké, J. Miguel (Fecha de defensa: 2018-09-13)
The simulation and modelling of complex applications involving the interaction of processes governed by different physical principles is addressed in this thesis. The interaction of a fluid with a deformable body, or the ...
Segura Salvador, Albert (Fecha de defensa: 2021-02-18)
Graph processing is an established and prominent domain that is the foundation of new emerging applications in areas such as Data Analytics and Machine Learning, empowering applications such as road navigation, social ...
Oks, David (Fecha de defensa: 2023-07-17)
(English) Computational modeling and simulation (CM&S) provides a powerful cost- and time-efficient tool to access detailed mechanistic information of biomedical problems, which is not accessible in either clinical imaging ...
Bravo Montero, Francesc (Fecha de defensa: 2022-01-17)
El marcatge per làser és una part habitual de molts processos de fabricació en la indústria, amb gran importància en el sector dels béns de consum ràpid (en anglès, fast-moving consumer goos, FMCG), ja que respecta el medi ...
Parsa, Shahrzad (Fecha de defensa: 2018-07-24)
Ultrafast picosecond coherent sources in the near-to-mid-infrared (IR) spectral range are of great interest for a variety of applications such as pump-probe spectroscopy, remote sensing, photobiology and novel upconversion ...
Samanta, Goutam Kumar (Fecha de defensa: 2009-07-01)
This thesis presents the development of a new class of high-power, continuous-wave (cw) optical parametric oscillators (OPOs) with extended tunability from visible to near-infrared (near-IR). While lasers have been in use ...
Sánchez Bautista, Enrique (Fecha de defensa: 2015-11-26)
High-power, stable, high-repetition-rate, picosecond ultraviolet (UV) sources are of crucial importance for a variety of applications, such as atmospheric sensing, spectroscopy or optical data storage. Further, precise ...
Chaitanya Kumar, Suddapalli (Fecha de defensa: 2012-01-18)
High-power, continuous-wave (cw), mid-infrared (mid-IR) laser sources are of interest for variety of applications such as trace gas detection and remote sensing, which require broad spectral coverage to address the most ...
Navas Palencia, Guillermo (Fecha de defensa: 2019-07-22)
In this dissertation, we investigate new methods to obtain uniform asymptotic expansions for the numerical evaluation of special functions to high-precision. We shall first present the theoretical and computational fundamental ...
Oliva Vidal, Robert (Fecha de defensa: 2016-10-11)
This thesis is devoted to the study of the optical and vibrational properties of indium nitride (InN) and indium gallium nitride (InGaN) at room and high-pressure conditions. For this purpose, we have employed spectroscopic ...
Gebeyehu, Zewdu Messele (Fecha de defensa: 2019-12-19)
Aquesta tesi s’ha basat en la síntesi i el processament del grafè per tal d’obtenir les condicions òptimes per a la seva utilització en aplicacions d’espintrònica. La tesi està emmarcada en dos camps de recerca punters: ...
Ramon Gamon, Jaume (Fecha de defensa: 2022-01-27)
Multiple initiatives are being implemented to mitigate and, in the worst-case scenarios, adapt society to climate change. The vast majority consider renewable energies key to accomplishing a necessary transition from fossil ...
Devanthéry Arasa, Núria (Fecha de defensa: 2014-10-31)
Persistent Scatterer Interferometry (PSI) is a group of advanced differential interferometric SAR techniques that are used to measure and monitor terrain deformation. Different PSI techniques have been proposed in the last ...