Exploració per tema "Nuclear physics"

Ara es mostren els items 1-20 de 104

    • A compact fission detector for fission-tagging neutron capture experiments with radioactive fissile isotopes 

      Bacak, Michael; Aiche, Mourad; Bélier, Gilbert; Berthoumieux, Eric; Diakaki, Maria; Dupont, Emmeric; Gunsing, Frank; Kopecky, Stefan; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (2020-04-21)
      Article
      Accés obert
      In the measurement of neutron capture cross-sections of fissile isotopes, the fission channel is a source of background which can be removed efficiently using the so-called fission-tagging or fission-veto technique. For ...

    • A first prototype of C6D6 total-energy detector with SiPM readout for neutron capture time-of-flight experiments 

      Balibrea-Correa, J.; Lerendegui Marco, Jorge; Calvo Diaz-Aldagalán, David; Caballero Ontanaya, Luis; Babiano Suárez, Víctor; Tolosa Delgado, Alvaro; Domingo Pardo, César; Calviño Tavares, Francisco; Tarifeño Saldivia, Ariel Esteban; Casanovas Hoste, Adrià; Cano Ott, Daniel; Alcayne Aicua, Víctor; Bacak, Michael; Barbagallo, Massimo (2021-01-01)
      Article
      Accés obert
      Low efficiency total-energy detectors (TEDs) are one of the main tools for neutron capture cross section measurements utilizing the time-of-flight (TOF) technique. State-of-the-art TEDs are based on a CD liquid-scintillation ...

    • A Formal Verification and Validation of a Low Magnetic Reynolds Number MHD Code for Fusion Applications 

      Suárez Cambra, Daniel; Khodak, Andrei; Mas de les Valls Ortiz, Elisabet; Batet Miracle, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2022-01-01)
      Article
      Accés obert
      As the nuclear fusion research advances, resear-chers and engineers focus more on the design of the required systems that complement the nuclear fusion reaction in the plasma of a Tokamak. Some proposals for breeding ...

    • A Modelica dynamic model of a supercritical CO2 energy conversion system for EU-DEMO 

      Ferrero, Simone; Batet Miracle, Lluís; Linares, José Ignacio; Arenas, Eva; Cantizano Gonzalez, Alexis; Savoldi, Laura (2021-12-01)
      Article
      Accés obert
      Nuclear fusion technology is one of the main valuable candidates for providing a trustable base load in low-carbon future energy scenarios, thanks to its power density, low emissions and flexibility, together with innovative ...

    • A segmented total energy detector (sTED) optimized for (n, ¿) cross-section measurements at n_TOF EAR2 

      Alcayne Aicua, Víctor; Cano Ott, Daniel; García Alvarado, Jose Maria; González Romero, Enrique Miguel; Martínez, T.; Pérez de Rada Fiol, Alberto; Casanovas Hoste, Adrià; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (Elsevier, 2024-04-01)
      Article
      Accés obert
      The neutron time-of-flight facility n_TOF at CERN is a spallation source dedicated to measurements of neutron- induced reaction cross-sections of interest in nuclear technologies, astrophysics, and other applications. Since ...

    • A systematic approach for the adequacy analysis of a set of experimental databases: application in the framework of the ATRIUM activity 

      Baccou, Jean; Glantz, Tony; Ghione, Alberto; Sargentini, Lucia; Fillion, Philippe; Damblin, Guillaume; Sueur, Roman; Iooss, Bertrand; Fang, Jun; Freixa Terradas, Jordi (2024-05-01)
      Article
      Accés restringit per política de l'editorial
      In the Best-Estimate Plus Uncertainty (BEPU) framework, the use of best-estimate code requires to go through a Verification, Validation and Uncertainty Quantification process (VVUQ). The relevance of the experimental data ...

    • Angular distribution in the neutron-induced fission of actinides 

      Leong, L.S.; Tassan Got, Laurence; Tarrío, D.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén (EPJ Web of Conferences, 2013)
      Text en actes de congrés
      Accés obert
      Above 1MeV of incident neutron energy the fission fragment angular distribution (FFAD) has generally a strong anisotropic behavior due to the combination of the incident orbital momentum and the intrinsic spin of the ...

    • Application of Photon Strength Functions to (n,gamma) measurements with the n_TOF TAC 

      Guerrero, Carlos; Abbondanno, U.; Aerts, G.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Pretel Sánchez, Carme; Poch, Agustí (PoS - Proceedings of Science, 2018)
      Text en actes de congrés
      Accés obert
      The neutron capture cross section measurements at the CERN n_TOF facility are performed using a new detection system, the segmented Total Absorption Calorimeter (TAC). All measurements are performed in reference to the ...

    • Astrophysics at n-TOF facility 

      Tagliente, G.; Colonna, Nicola; Marrone, S.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Poch Parés, Agustí; Pretel Sánchez, Carme (2008)
      Text en actes de congrés
      Accés obert
      The neutron time of flight (n_TOF) facility at CERN is a neutron spallation source, its white neutron energy spectrum ranges from thermal to several GeV, covering the full energy range of interest for nuclear astrophysics, ...

    • Astrophysics at n-TOF facility at CERN 

      Tagliente, G.; Abbondanno, U.; Aerts, G.; Calviño Tavares, Francisco; Pretel Sánchez, Carme (Institute of Physics (IOP), 2010)
      Text en actes de congrés
      Accés obert
      The neutron time of flight (n_TOF) facility at CERN is a spallation neutron source with white neutron energy spectrum (from thermal to several GeV), covering the full energy range of interest for nuclear astrophysics, in ...

    • Beta-decay spectroscopy of S-27 

      José Pont, Jordi (American Physical Society (APS), 2019-06-10)
      Article
      Accés obert

    • Charm photoproduction results from NA14' 

      Álvarez, M.P.; Barate, R.; Calviño Tavares, Francisco (Springer, 1988)
      Text en actes de congrés
      Accés obert
      High statistics samples of reconstructed charmed particles have been obtained by the NA14' experiment. Signals are presented in a variety of decay channels, and are used for the measurement of lifetimes and the study of ...

    • Commissioning of the BRIKEN detector for the measurement of very exotic ß-delayed neutron emitters 

      Tolosa Delgado, Alvaro; Agramunt Ros, Jorge; Taín Enríquez, José Luis; Tarifeño Saldivia, Ariel Esteban; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere (2019-05-01)
      Article
      Accés obert
      A new detection system has been installed at the RIKEN Nishina Center (Japan) to investigate decay properties of very neutron-richnuclei. The setup consists of three main parts: a moderated neutron counter, a detection ...

    • Constraints on the dipole photon strength for the odd uranium isotopes 

      Berthoumieux, Eric; Dupont, Emmeric; Gunsing, Frank; Serot, Olivier; Aberle, O.; Alcayne Aicua, Víctor; Amaducci, Simone; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Babiano Suárez, Víctor; Bacak, Michael; Barbagallo, Massimo; Billowes, J.; Bosnar, Damir; Caballero Ontanaya, Luis; Calviño Tavares, Francisco; Calviani, Marco; Cano Ott, Daniel; Casanovas Hoste, Adrià; Chiaveri, E.; Colonna, Nicola; Cortés Rossell, Guillem Pere; Cortés Giraldo, Miguel Antonio; Cosentino, Luigi; Cristallo, Sergio; Damone, Lucia Anna; Tarifeño Saldivia, Ariel Esteban (American Physical Society, 2022-02-01)
      Article
      Accés obert
      Nuclear level densities (NLDs) and photon strength functions (PSFs), also called ¿ -ray or radiation strength functions, represent average properties of the nucleus in the regime of excitation where individual levels and ...

    • Cross section measurements of 155,157Gd(n,gamma) induced by thermal and epithermal neutrons 

      Mastromarco, M.; Aberle, O.; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (2019-01-28)
      Article
      Accés obert
      Neutron capture cross section measurements on 155Gd and 157Gd were performed using the time-of-flight technique at the n_TOF facility at CERN on isotopically enriched samples. The measurements were carried out in the n_TOF ...

    • Dependence on plasma shape and plasma fueling for small edge-localized mode regimes in TCV and ASDEX Upgrade 

      Labit, Benoît; Eich, Thomas Hubert; Harrer, Georg Friedrich; Futatani, Shimpei; Meyer, Han; Decker, Joan (2019-08-01)
      Article
      Accés obert
      Within the EUROfusion MST1 work package, a series of experiments has been conducted on AUG and TCV devices to disentangle the role of plasma fueling and plasma shape for the onset of small ELM regimes. On both devices, ...

    • 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)
      Treball Final de Grau
      Accés obert
      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 ...

    • Development and validation of a simplified tritium migration simulation tool for its dynamics monitoring at ITER 

      Sojo Gordillo, Jose Manuel (Universitat Politècnica de Catalunya, 2018-04-27)
      Projecte Final de Màster Oficial
      Accés obert
      El TFM se enmarca en un proyecto R&D del CDTI con la empresa PROCON SYSTEMS, la UPC y el IQS (URL). Uno de los objetivos del proyecto Demostración Prototípica de Sistemas de Control, Adquisición de Datos, Monitorización ...

    • Disseny del circuit de condicionament del senyal generat per un detector de centelleig 

      Prat Baucells, Jordi (Universitat Politècnica de Catalunya, 2020-05-20)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Aquest projecte consisteix en el disseny, construcció i proba del divisor de tensió i d’un preamplificador sensible a la tensió que condicioni els polsos generats per un detector de centelleig produïts per la radiació ...

    • Elaboration of the TDR for the BELEN Detector 

      Torner Carrion, Aleix (Universitat Politècnica de Catalunya, 2013-11)
      Projecte/Treball Final de Carrera
      Accés obert
      El projecte final de carrera descrit a continuació tracta sobre l’elaboració del Technical Design Report (TDR) o document tècnic de disseny del detector de neutrons BELEN concebut i desenvolupat a la UPC. És necessari ...