Dipartimento di Fisica - Tesi di Dottorato: Recent submissions
Items 81-100 di 200
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Interplay between geometry and interaction in many-body physics
(2019-04-26)La sica dei sistemi di molti corpi interagenti e un campo di ricerca molto attivo a causa dei sorprendenti progressi nella realizzazione, controllo e misurazione di tali sistemi, e dell'esistenza di problemi fondamentali ... -
Measurements of top quark pair production differential cross sections in √ the all-hadronic decay chennel in pp collisions AT s=13 TEV using the atlas detector
(2019-07-31)In this thesis, the measurements of the differential cross sections of top quark pair production in proton - proton collisions at a center of mass energy of p s = 13 TeV are presented. Data are collected at the LHC by ... -
Measurement of single and double differential cross-section of top-quark pair production using data collected by the ATLAS detector in pp collisions at ps = 13TeV
(2019-07-31)In this thesis, measurements of the differential cross-section for top-quark pair production in proton-proton collisions at a centre-of-mass energy of ps = 13 TeV are presented. The measurements are performed using data ... -
<<A>> modelling study of atmospheric cycle of mercury and its exchange processes at environmental interfaces
(2015-12-18)Since ancient times human activities have significantly altered the natural global Mercury (Hg) cycle through emissions to the environment. Hg is a global pollutant since its predominant atmospheric form, elemental Hg, ... -
Interaction of waves and particles with inhomogeneous structures in heliospheric plasmas
(2015-12-18)In questo lavoro vengono affrontati alcuni problemi ancora non risolti che riguardano la fisica dell’eliosfera. Nell’introduzione vengono esposti i risultati finora raggiunti nella ricerca in questo campo e presentate ... -
Advanced Materials (Ceramics in particular) for Structural Applications
(2015-12-15)The study of ‘Intrinsic and Metal nano particles doped polymer thin films for soft matter applications and nanostructured Hyperbolic metamaterials’ is an challenging and dynamic field of research with significant implications ... -
Soft matter for active plasmonics and applications
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Nanomechanics and nanotribology of protein films
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High-repeatable data acquisition systems for pulsed power converts in particle accelerator structures
(2016-11-02)In this Ph.D. thesis, the issues related to the metrological characterization of high-performance pulsed power converters are addressed. Initially, a background and a state of the art on the measurement systems needed ... -
Study of the electronic and structural properties of tin dioxide and armchair graphene nanoribbons
(2016-02-02)This dissertation is focused on the study of the electrical and structural properties of two emerging materials, the tin dioxide (SnO2) and graphene, which have attracted the interest of the semiconductor-device community ... -
<<A>> proposal of efficient routing techniques and intelligent vehicular traffic management in the smart cities context, through distributed wireless networks
(2016-02-02)In this thesis, the design of e cient techniques for routing protocol suitable to Vehicular Ad-hoc NETworks (VANETs) has been pro- posed. In particular, the aims of the proposed protocols are to reduce interference ... -
Urban magnetism:understanding cities through the lens of geo-tagged photography
(2016-02-02)This research work presents a method for a new mapping process, based on social networks (especially geo-referred pictures downloaded from the websites of photosharing) to work alongside the maps commonly used in spatial ... -
New methodologies and instrumentations for power semiconductor devices testing
(2016-02-02)Nowadays electronic applications involve a high density of power Metal Oxide Semiconductor Field Effect Transistors (MOSFETs) which represent the major percentage of energy flow to be controlled. Moreover, new technologies, ... -
Development of virtuual advanced learning environments
(2016-02-02)The fact that the humanity is living in the digital era is undeniable. In fact, the advancement of the technology and the interconnection of everyday devices has become the Virtual Learning Environments in a powerful ... -
Physical and Chemical treatments to produce graphene and their related applications
(2016-02-26)In this work Few Layers Graphene (FLG) and Graphene Oxide (GO) were produced by using physical and chemical treatments, and two types of applications were tested with GO. The first application concerns the Drug delivery ... -
Graphene synthesis by top-down and bottom-up strategies
(2016-02-26)Graphene is a two-dimensional structure arranged in a hexagonal form (similar to a honeycomb) that has unique physicochemical properties and has generated interest in the scientific community for its properties and ...