Exploració per tema "Synchrotrons"
Ara es mostren els items 21-35 de 35
-
Millores en el disseny per la producció sèrie del rotor d'un motor síncron d'imants permanents
(Universitat Politècnica de Catalunya, 2019-09)
Treball Final de Grau
Accés restringit per decisió de l'autor -
Non-isothermal crystallization kinetics of poly(4-hydroxybutyrate) biopolymer
(2019-08-05)
Article
Accés obertThe non-isothermal crystallization of the biodegradable poly(4-hydroxybutyrate) (P4HB) has been studied by means of differential scanning calorimetry (DSC) and polarizing optical microscopy (POM). In the first case, Avrami, ... -
Numerical simulation of the alba synchrotron light source cooling system response for failure prevention
(2016)
Comunicació de congrés
Accés obertThe ALBA Synchrotron Light Source cooling system is designed with a common return pipe that interconnects the four consumption rings. Such configuration is believed to compromise its optimal operation. To understand its ... -
Numerical simulation of the alba synchrotron light source cooling system response to pump start-up and shut-down
(2016)
Comunicació de congrés
Accés obertThe ALBA Synchrotron Light Source cooling system is submitted to regular pump start-ups and shut-downs. Moreover, pumps can trip due to motor power failures. As a result, the piping system can be subjected to surges and ... -
Polyamorphic transitions in Ce-based metallic glasses by synchrotron radiation
(2011-12-01)
Article
Accés obertWe report here on a polyamorphic-phase transition upon application of pressure on a Ce-based metallic glass, Ce70Al10Ni10Cu10, investigated by x-ray diffraction and inelastic x-ray scattering. This alloy is found to display ... -
Residual stress distribution of a 6061-T6 aluminum alloy under shear deformation
(2016-07-18)
Article
Accés obertThere is a lack of information with regards to the friction effect in ECAPed aluminum alloys, even though it might substantially modify the deformation at the surface. In this work, the friction effect at the surface and ... -
Simulació numèrica del sistema d'eliminació de l'aire contingut en els conductes del sistema de bombeig d'aigua del sincrotó ALBA
(Universitat Politècnica de Catalunya, 2014-10)
Projecte/Treball Final de Carrera
Accés obertDonada la presència d’aire en els conductes del sistema de bombeig d’aigua del sincrotró, es planteja una modificació de la geometria de l’acumulador principal per tal d’eliminar-lo i la seva validació mitjançant simulacions ... -
Sistema mecànic de posicionament dels miralls de transport de la línia del Sincrotró
(Universitat Politècnica de Catalunya, 2015-10-23)
Treball Final de Grau
Accés obert
Realitzat a/amb: Sincrotró ALBAActualment la tècnica MIRAS (Microespectroscòpia Infraroja amb Radiació Sincrotró) és una de les més utilitzades en els àmbits de biologia i biomedicina, anàlisi forense i industrial, arqueometria i patrimoni cultural, en ... -
Synchrotron computer tomography as a characterization method for engineering materials
(De Gruyter, 2018-08-16)
Article
Accés obertX-ray tomography is a non-destructive imag-ing technique enabling a three-dimensional representation of the irradiated volume, its internal architecture and subsequently a qualitative and quantitative evaluation of materials. ... -
The “Historical Materials BAG”: A new facilitated access to synchrotron X-ray diffraction analyses for cultural heritage materials at the European Synchrotron Radiation Facility
(2022-03-20)
Article
Accés obertThe European Synchrotron Radiation Facility (ESRF) has recently commissioned the new Extremely Brilliant Source (EBS). The gain in brightness as well as the continuous development of beamline instruments boosts the beamline ... -
Thermo-fluid numerical simulation of the crotch absorbers’ cooling pinholes for alba storage ring
(2016)
Comunicació de congrés
Accés obertThe ALBA Synchrotron Light Facility crotch absorbers, that remove the unused storage ring radiation, incorporate an internal cooling system composed by a number of parallel pinholes and by the corresponding stainless steel ... -
Time resolved insights into abnormal grain growth by in situ synchrotron measurements
(2023-07)
Article
Accés restringit per política de l'editorialLarge oligo-crystalline or single-crystalline metallic materials are of great interest for numerous applications, and a recently developed strategy for promoting abnormal grain growth induced by a cyclic heat treatment ... -
Ultrafine eutectic Ti-Fe-based alloys processed by additive manufacturing – A new candidate for high temperature applications
(Elsevier, 2020-09)
Article
Accés obertThe development of metals tailored to the metallurgical conditions of laser-based additive manufacturing is crucial to advance the maturity of these materials for their use in structural applications. While efforts in this ... -
Unravelling anisotropy evolution during spiral pipe forming: a multiscale approach
(2020)
Article
Accés obertSpiral forming of bainitic steel coils into large diameter pipes involves a complex deformation history with several strain path changes. These lead to mechanical properties on pipe which are macroscopically different ... -
Upgraded Hardware Interface for Communication with the Power Supplies involved in the Fast Orbit Feedback at ALBA Synchrotron
(Universitat Politècnica de Catalunya, 2023-06-29)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Sincrotró ALBAThe ALBA storage ring is equipped with a Fast Orbit Feedback (FOFB) system used to reach the submicron stability of the electron beam by compensating for small perturbations. Nonetheless, using obsolete hardware with limited ...