Browsing by Subject "Particle accelerators"

Now showing items 1-20 of 43

    • 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 ...

    • Aplicació del programari Molflow+ pel càlcul del nivell de buit del Mictrotró de la UPC. 

      Fernández Linares, David (Universitat Politècnica de Catalunya, 2018-06-21)
      Bachelor thesis
      Open Access
      Covenantee:   Institut de Tècniques Energètiques (INTE)
      L' institut de Tècniques Energètiques (INTE) de la UPC està desenvolupant un accelerador compacte d'electrons de tipus microtró. L'objectiu del treball és estudiar la distribució del nivell de buit dins de la cambra de ...

    • CFD studies and experimental validation of the convective heat transfer coefficient in non-fully developed flows applied to conventional geometries used in particle accelerators 

      Rabasa, Mariona; Raush Alviach, Gustavo Adolfo; Quispe, Marcos; Colldelram, Carles; Casas, Joan; Capdevila Paramio, Roser; Sanchez, Marc; Bello, Hugo (Joint Accelerator Conferences Website (JACoW), 2023)
      Conference report
      Open Access
      In the field of Particle Accelerators engineering, the design of the cooling channels of its components has been extensively based on experimental correlations for the calculation of convective heat transfer coefficients. ...

    • 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 of a rail-to-rail OTA in 65 nm CMOS technology for a particle detector sensor 

      López Guillén, Alberto (Universitat Politècnica de Catalunya, 2023-07-02)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona. Institut de Ciències del Cosmos
      In the context of particle accelerators for experimental physics, the different detectors convert the energy of a determined particle into an electrical current. This electrical current is then processed using a readout ...

    • 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 ...

    • Determination of pumping and dynamic vacuum properties of conductive quaternary alloy of TiZrVAg non-evaporable getter 

      Valizadeh, Reza; Hannah, Adrian N.; Malyshev, Oleg; Hsiung, G.Y.; O'Callaghan Castellà, Juan Manuel; Pont, Montse; Tagdulang, Nikki (Joint Accelerator Conferences Website (JACoW), 2022)
      Conference report
      Open Access
      Non Evaporable Getter (NEG) coating has been employed extensively in the particle accelerator especial-ly where the vacuum conductance of the vessel is se-verely restricted and ultra-high vacuum condition is required. NEG ...

    • 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 ...

    • Estudi de coeficients convectius de transferència de calor en fluxos totalment desenvolupats per a geometries comunes en acceleradors de partícules: CFD amb validació experimental 

      Vázquez Mas, Jordi (Universitat Politècnica de Catalunya, 2024-07-11)
      Bachelor thesis
      Open Access
      Dins del camp de l’enginyeria dels acceleradors de partícules, el disseny de canals de refrigeració dels seus components s’ha basat en gran mesura en correlacions experimentals per calcular els coeficients de transferència ...

    • 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 ...

    • 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 ...

    • Mechanical Design of the HGCal Wedges with Thermal Gradient 

      Ramos García, María Teresa (Universitat Politècnica de Catalunya, 2022-05-03)
      Bachelor thesis
      Open Access
      After the discovery of the Higgs Boson, the purpose of the world's largest and most powerful particle accelerator, the Large Hadron Collider (LHC), seemed to have been achieved. Despite the fact that the Standard Model ...

    • 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 ...