Exploració per altres contribucions "Cojocaru, Crina"
Ara es mostren els items 1-20 de 37
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An optofluidic router in a low-cost (PDMS) platform for rapid parallel sample analysis
(Universitat Politècnica de Catalunya, 2016-09-09)
Projecte Final de Màster Oficial
Accés obertOptofluidic system for (bio)chemical applications are becoming more demanding in terms of num- ber of control points, number of light sources and readout equipment. So far, most of these sys- tems require several light ... -
Anomalous diffusion in axismmetric photonic crystals
(Universitat Politècnica de Catalunya, 2014-12-09)
Treball Final de Grau
Accés restringit per decisió de l'autorIn the proposed work such structures are to be numerically simulated in order to justify the expected behaviour, as well as measured experimentally. The samples for the experimental part of the study are being fabricated ... -
Building a photonic tensor core unit with an electronic interface for convolution processing
(Universitat Politècnica de Catalunya, 2022-10-25)
Projecte Final de Màster Oficial
Accés obertWith huge amounts of data being generated every second, the demand for parallelized, high speed, and efficient computing power is rising rapidly, pushing the limits of existing computing paradigms. In this circumstance, ... -
Building Plasmonic Crystals from Gold Nanoimprinted Metasurfaces
(Universitat Politècnica de Catalunya, 2023-09-08)
Projecte Final de Màster Oficial
Accés obertDue to their extraordinary light confinement properties, plasmonic metasurfaces have attracted much attention in applications in the visible and IR range. Apart from the multitude of applications using the linear transmission ... -
Building Plasmonic Crystals from Plasmonic Metamolecules
(Universitat Politècnica de Catalunya, 2021-09-09)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Universitat de Barcelona / Universitat Autònoma de Barcelona / Institut de Ciències Fotòniques (ICFO)We present a theoretical and experimental analysis of the plasmon surface latticeresonances arising from gold nanoparticle assemblies. The metamolecules of the array arecomposed of colloidal gold nanoparticles and as the ... -
Characterization of the individual response of multimodal upconversion and nonlinear nanoparticles
(Universitat Politècnica de Catalunya, 2020-11-26)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor -
Characterization of two coupled photonic crystal nanocavities
(Universitat Politècnica de Catalunya, 2021-07-06)
Treball Final de Grau
Accés obert
Realitzat a/amb: Centre de Nanosciences et de Nanotechnologies (C2N)Nanolasers are a fundamental piece of all-optical integrated circuits and their several applications. In this work, the nanolaser is a system of two coupled nanocavities in a semiconductor photonic crystal, characterized ... -
Comparison of the optical properties of metallic and high dielectric 2D metasurfaces
(Universitat Politècnica de Catalunya, 2022-07-20)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitat
Realitzat a/amb: Institut de Ciència de Materials de BarcelonaChiral metasurfaces can transmit one circularly polarized light, while almost completely refuse the opposite handedness. In this project, a comparison of the optical properties of metallic vs high dielectric 2D chiral ... -
Computational chemistry algorithms based on Gaussian basis sets for quantum computers
(Universitat Politècnica de Catalunya, 2020-07-06)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorQuantum annealers are ideal platforms for the efficient resolution of optimization problems, such as those that arise in areas as chemical computing when studying the properties of the ground state of molecules. In this ... -
Coupling of photonic wire bonds to TriPleX waveguides
(Universitat Politècnica de Catalunya, 2017-05-31)
Treball Final de Grau
Accés restringit per acord de confidencialitat
Realitzat a/amb: Karlsruher Institut für Technologie -
Design of an integrated coherent receiver with polarization diversity
(Universitat Politècnica de Catalunya, 2014-11-17)
Projecte Final de Màster Oficial
Accés obert[ANGLÈS] In this master thesis it has been designed a multimode interference device with great features, great bandwidth and strongly insensitive to hardware impairments. The device implements a 120º hybrid which may be ... -
Development of a control and monitoring system for an ultra-short pulse autocorrelator
(Universitat Politècnica de Catalunya, 2022-06-26)
Treball Final de Grau
Accés obertThis project is devoted to the study and implementation of single-shot characterization method of ultrashort laser pulses using second- harmonic generation in nonlinear ferroelectric crystals. The main objective is ... -
Development of a tunable continuous wave optical parametric oscillator as a light source for characterizing optical components in the aerospace sector
(Universitat Politècnica de Catalunya, 2021-07-19)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor
Realitzat a/amb: Radiant Light -
Early detection of biofilms using low-cost polymeric optical Lab-on-a-chip
(Universitat Politècnica de Catalunya, 2015-09-09)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Universitat Autònoma de Barcelona / Universitat de Barcelona / Institut de Ciències Fotòniques (ICFO)In surface colonization, microorganisms tend to form complex biological structures containing cells and adhesion molecules, called biofilms, which provide them with high stability and resistance to biocide compounds. These ... -
Enhancement of absorption and nonlinearities in nanostructures and metamaterials
(Universitat Politècnica de Catalunya, 2019-06-26)
Treball Final de Grau
Accés obertHumans have lived hand in hand with light since the beginning of time. The more the knowledge and technology advances, the more discoveries and applications involving electromagnetic waves are found and created. This thesis ... -
Estudio de la reconstrucción del perfil espacial del haz en láseres de diodos de alta potencia
(Universitat Politècnica de Catalunya, 2018-09-10)
Treball Final de Grau
Accés obertEl presente trabajo tiene como objetivo principal diseñar, automatizar e implementar un método para la caracterización de perfiles espaciales de haces de luz, emitidos por láseres de diodo de alta potencia. Mediante medidas ... -
Estudio de un nuevo método de caracterización de un haz láser de potencia basado en la implementación de fibra óptica
(Universitat Politècnica de Catalunya, 2020-11-25)
Projecte Final de Màster Oficial
Accés obert -
Evaluation of tensile stress on the electrooptical charateristics of high power laser bar stacks
(Universitat Politècnica de Catalunya, 2022-09-08)
Projecte Final de Màster Oficial
Accés obertMechanical uniaxial tensile strain affects the performance of high power laser diode bars (LDBs) inducing changes in the properties of the laser emission. Properties such as temperature tunning coefficient, far field ... -
Exploring NbTiN superconducting single photon detectors with quantum detector tomography
(Universitat Politècnica de Catalunya, 2019-09-09)
Projecte Final de Màster Oficial
Accés obertThe optical response of NbTiN superconducting single photon detectors is studied using quantum detector tomography which separates the detector response in single and multiple photon contributions. Three different NbTiN ... -
Hybrid non-destructive technique for volumetric defect analysis and reconstruction by remote laser induced ultrasound
(Universitat Politècnica de Catalunya, 2020-07-21)
Tesi
Accés obertThis PhD thesis is devoted to the design, development and implementation of a non-contact hybrid non-destructive testing (NDT) method applied to the analysis of metallic objects that contain embedded defects or fractures. ...