Now showing items 1-20 of 41

    • 213: L'experiència solidària 

      Universitat Politècnica de Catalunya. Rectorat (2008-12-01T10:52:22Z)
      Article
      Open Access
    • Acceleradors de partícules : problemes 

      Kubyshin, Yury (Edicions UPC, 2007)
      Book
      Restricted access to the UPC academic community
      Recentment, la UPC ha resolt impulsar un projecte de disseny i de construcció d'un petit accelerador d'electrons de tipus microtró per a aplicacions mèdiques. El projecte es coordina des de l'INTE i es realitza en col·laboració ...
    • Alineament en els acceleradors de partícules: el Sincrotrón ALBA 

      Rey, Fabien (2008-11-26)
      Audiovisual
      Open Access
      Desde fa més de 50 anys, els físics de partícules no deixen d’imaginar nous acceleradors que permetin superar el límits del coneixement científic del món en el que vivim. Cada vegada, les toleràncies de posicionament dels ...
    • ATLAS: una eina per descobrir la física fonamental de l’univers mitjançant el Gran Col·lisionador d’Hadrons (LHC) 

      Casado Lechuga, Maria Pilar (Societat Catalana de Tecnologia, 2008-07-03)
      Audiovisual
      Open Access
      El Gran Col·lisionador d’Hadrons (LHC) és una màquina de 27 km de circumferència situada a la frontera entre França i Suïssa, i que començarà a funcionar el juliol d’aquest any. És un gran repte per l’elevada energia ...
    • Characterization and optimization of the CERN Secondary Emission Monitors (SEM) used for beam diagnostics 

      Navarro Fernández, Araceli (Universitat Politècnica de Catalunya, 2017-05)
      Bachelor thesis
      Open Access
      Covenantee:   CERN Beam Instrumentation Group
      Different instruments and techniques allow the observation of transverse profiles of particle beams. This document talks about the Secondary Emission Monitors (SEM) used at CERN. It includes an explanation about the physics ...
    • Desarrollo de un circuito de acondicionamiento para la operación del dosímetro de neutrones LINrem en modo corriente 

      Mercadé De Luna, María (Universitat Politècnica de Catalunya, 2020-05-20)
      Bachelor thesis
      Open Access
      Este proyecto se ha realizado dentro del grupo ANT (Advanced Nuclear Technologies) de investigación de la UPC, en la línea de la instrumentación nuclear. Particularmente, el proyecto se engloba dentro de la aplicación de ...
    • Design, implementation and testing of a wire scanner prototype 

      Torta Valmaña, Josep Oriol (Universitat Politècnica de Catalunya, 2019-10-09)
      Master thesis
      Open Access
      A wire scanner is an electro-mechanical device which measures the transverse density profile of a particle beam. It consists on a rotating fork with a thin carbon wire attached to its endpoints. The wire intersects the ...
    • Design, implementation and testing of a wire scanner prototype 

      Ortiz De Viñaspre Diaz De Durana, Iñigo (Universitat Politècnica de Catalunya, 2019-10-09)
      Master thesis
      Open Access
      A wire scanner is an electro-mechanical device which measures the transverse density profile of a particle beam. It consists on a rotating fork with a thin carbon wire attached to its endpoints. The wire intersects the ...
    • End magnets with rare earth permanent magnet material for a compact race-track microtron 

      Vladimirov, Ivan; Pakhomov, Nikolai; Shvedunov, Vasiliy; Koubychine Merkulov, Youri Alexandrovich; Rigla Perez, Juan Pablo; Zakharov, Vitaliy (2014-12-23)
      Article
      Restricted access - publisher's policy
      The design and tuning of end magnets of a compact 12MeV race-track microtron (RTM) which is under construction at the Technical University of Catalonia are described. These magnets are systems composed of four dipoles with ...
    • Estudio del haz de neutrones rápidos producidos por la fuente de neutrones Hispalis en el Centro Nacional de Aceleradores (CNA) 

      Torres Escubos, Clara De Asis (Universitat Politècnica de Catalunya, 2018-01-18)
      Bachelor thesis
      Open Access
      El Centro Nacional de Aceleradores (CNA) es un centro mixto de la Universidad de Sevilla, la Junta de Andalucía y el Consejo Superior de Investigaciones Científicas, que tiene como misión el desarrollo de la investigación ...
    • Experimental validation of the Achromatic Telescopic Squeezing (ATS) scheme at the LHC 

      Fartoukh, Stephane; Bruce, Roderik; Carlier, Felix; Coello de Portugal-Martinez Vazquez, Jaime Maria; Garcia-Tabares, Ana; Maclean, Ewen Hamish; Malina, Lukas; Mereghetti, Alessio; Mirarchi, Daniele; Persson, Tobias; Pojer, Mirko; Ponce, Laurette; Skowronski, Piotr; Redaelli, Stefano; Salvachua, Belen; Camillocci, Matteo Solfaroli; Tomas García, Rogelio; Valuch, Daniel; Wegscheider, Andreas; Wenninger, Jorg (Institute of Physics (IOP), 2017-07-27)
      Article
      Open Access
      The Achromatic Telescopic Squeezing scheme offers new techniques to deliver unprecedentedly small beam spot size at the interaction points of the ATLAS and CMS experiments of the LHC, while perfectly controlling the chromatic ...
    • Graphene based laser 

      Rodríguez Suñé, Laura (Universitat Politècnica de Catalunya, 2017-07-05)
      Bachelor thesis
      Open Access
      Fiber lasers have a number of qualities which make them very attractive for short pulses generation (ns) via Q-switching and ultra-short pulse generation (ps) via active or passive mode locking mechanisms. The gain bandwidth ...
    • HE-LHC: the High-Energy Large Hadron Collider: Future Circular Collider Conceptual Design Report Volume 4 

      Abada, A.; Abbrescia, M.; AbdusSalam, S. S.; O'Callaghan Castellà, Juan Manuel; Krkotic, Patrick (Springer, 2019-07-01)
      Article
      Open Access
      In response to the 2013 Update of the European Strategy for Particle Physics (EPPSU), the Future Circular Collider (FCC) study was launched as a world-wide international collaboration hosted by CERN. The FCC study covered ...
    • High acceleration measurement system under radioactivity conditions 

      Aliana Cervera, Gerard (Universitat Politècnica de Catalunya, 2020-02-20)
      Master thesis
      Restricted access - author's decision
      In particle physics research centers like CERN, it is critical to monitor the movements of devices inside the particle accelerator. When a technical issue in the tunnel occurs, the particle beams with high kinetic energy ...
    • Impact of flux jumps in future colliders 

      Coello de Portugal-Martinez Vazquez, Jaime Maria; Tomas García, Rogelio; Fiscarelli, Lucio; Gamba, Davide; Martino, Michele (American Physical Society (APS), 2020-01-02)
      Article
      Open Access
      Type-II superconductors, like the Nb3Sn used in the new HL–LHC quadrupole triplet and 11 T dipoles or FCC dipoles, are known to show an unstable behavior during magnetic-field ramps. This paper presents an analysis of the ...
    • Improving the precision of linear optics measurements based on turn-by-turn beam position monitor data after a pulsed excitation in lepton storage rings 

      Malina, Lukas; Coello de Portugal-Martinez Vazquez, Jaime Maria; Persson, Tobias; Skowronski, Piotr; Tomas García, Rogelio; Franchi, Andrea; Liuzzo, Simone (American Physical Society (APS), 2018-08-04)
      Article
      Open Access
      Beam optics control is of critical importance for machine performance and protection. Nowadays, turn-by-turn (TbT) beam position monitor (BPM) data are increasingly exploited as they allow for fast and simultaneous measurement ...
    • Investigation of the Ventilation System of the LHC Tunnel using CFD Techniques 

      Guasch López, Irene (Universitat Politècnica de Catalunya, 2008-11)
      Master thesis (pre-Bologna period)
      Open Access
      CERN és el Consell Europeu de la Investigació Nuclear. ÉS el laboratori més gran de física de partícules, on científics de tot el món estudien l'estructura de la matèria i les forces que la mantenen unida per aconseguir ...
    • LHC optics commissioning: A journey towards 1% optics control 

      Persson, Tobias; Carlier, Felix; Coello de Portugal-Martinez Vazquez, Jaime Maria; Garcia-Tabares, Ana; Langner, Andy; Maclean, Ewen Hamish; Malina, Lukas; Skowronski, Piotr; Salvant, Benoit; Tomas García, Rogelio; Garcia Bonilla, Alba-Carolina (American Physical Society (APS), 2017-06-19)
      Article
      Open Access
      Since 2015 the LHC has been operating at 6.5 TeV. In 2016 the ß -functions at the interaction points of ATLAS and CMS were squeezed to 0.4 m. This is below the design ß * = 0.55 ¿ ¿ m at 7 TeV, and has been instrumental ...
    • Microwave measurements of dielectric material to be used in the CERN Future Circular Collider study 

      Diez Comas, Albert (Universitat Politècnica de Catalunya, 2020-09-03)
      Bachelor thesis
      Open Access
      Covenantee:   Sincrotró ALBA / Institut de Ciència de Materials de Barcelona / Institut de Física d’Altes Energies / European Organization for Nuclear Research
      The main objective of this project is to design, fabricate and test a resonator capable of measuring the required properties of different dielectric samples in the microwave region for a temperature range of 20 – 100 K ...
    • Microwave measurements of material properties for CERNs Future Circular Collider 

      Abu Helalah, Ebrahim (Universitat Politècnica de Catalunya, 2021-06)
      Master thesis
      Restricted access - author's decision
      Covenantee:   Sincrotró ALBA