Ara es mostren els items 1-20 de 180

    • A comparative molecular dynamics study of sulfuric and methanesulfonic acids 

      Canales Gabriel, Manel; Guàrdia Manuel, Elvira (2016-12-01)
      Article
      Accés obert
      The molecular dynamics computer simulation method has been used to study sulfuric and methanesulfonic acids. Calculations have been carried out between 200 K and 400 K using reliable force fields. Thermodynamic properties, ...
    • A consistent methodology to characterize BAW resonators 

      Rocas Cantenys, Eduard; Collado Gómez, Juan Carlos; Aigner, Robert; Mateu Mateu, Jordi; Hueltes Escobar, Alberto; Booth, James C. (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      We present a methodology to characterize BAW resonators both linearly and nonlinearly. The procedure uses physical modeling along with measurements that exploit different manifestations of the nonlinear phenomena to ...
    • A new shoreline instability mechanism related to high-angle waves 

      Kakeh Burgada, Nabil; Falqués Serra, Albert; Calvete Manrique, Daniel (2017)
      Comunicació de congrés
      Accés obert
      The alongshore wave driven sediment transport can render a rectilinear coastline unstable in case of very oblique wave incidence.
    • A suitable criterion for tube sizing in reverse cycle machines 

      Rivero Vilà, Oriol del (Universitat Politècnica de Catalunya / Université de Lorraine, 2011)
      Projecte/Treball Final de Carrera
      Accés obert
      To find the optimal diameters for the connecting tubes in reverse cycle machines we use in this paper a new criterion that we have recently developed, the Ecological Cost, “EC" (Kheiri et al. 2011) EC includes the environmental ...
    • Activity driven modeling of time varying networks 

      Perra, N.; Gonçalves, B.; Pastor Satorras, Romualdo; Vespignani, Alessandro (2012-06-25)
      Article
      Accés restringit per política de l'editorial
      Network modeling plays a critical role in identifying statistical regularities and structural principles common to many systems. The large majority of recent modeling approaches are connectivity driven. The structural ...
    • An innovative natural air-cooling system technique for temperature-rise suppression on the permanent magnet synchronous machines 

      Asef, Pedram; Bargalló Perpiñá, Ramón; Barzegaran, M.R. (2018-01)
      Article
      Accés obert
    • An integrated view of theiInfluence of temperature, pressure, and humidity on the stability of trimorphic cysteamine hydrochloride 

      Gana, Inès; Barrio Casado, María del; Ghaddar, Carine; Nicolai, Beatrice; Do, Bernard; Tamarit Mur, José Luis; Safta, Fathi; Rietveld, Ivo B. (2015-07-01)
      Article
      Accés obert
      Understanding the phase behavior of pharmaceuticals is important for dosage form development and regulatory requirements, in particular after the incident with ritonavir. In the present paper, a comprehensive study of the ...
    • An introduction to parallel in time discretization of transport equations 

      Coronel Varillas, Solange (Universitat Politècnica de Catalunya, 2021-07)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
      Parallel in time integration methods is an interesting field of study, because of its new direction over parallelize. That is, when parallelization in space becomes saturated, the time direction becomes a new way in which ...
    • An OpenFOAM set-up for simulating thermal winds in mountain/valley configurations 

      Athota, Rathan Babu; Rojas Gregorio, José Ignacio; Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2021)
      Text en actes de congrés
      Accés obert
    • Analisis termodinamico de los ciclos de rankine 

      Fuste Paredes, Sergi (Universitat Politècnica de Catalunya, 2015-04)
      Treball Final de Grau
      Accés obert
    • Analysis of a set of modi cation proposals of Ascó's Nuclear Power Plant Cooling Towers 

      González Escudero, Francisco de Borja (Universitat Politècnica de Catalunya, 2014-02)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      The electrical production of a Nuclear Power Plant depends on the performance of the Circulating Water System, which works removes the residual heat of the plant according to regulations. Owing to the old age of Ascó's ...
    • Analysis of heat transfer and fluid flow in thermal equipment 

      Zhang, Lei (Universitat Politècnica de Catalunya, 2019-10-09)
      Projecte Final de Màster Oficial
      Accés obert
      Heat transfer and flow fluid in thermal equipment is a concerned and basic topic in thermal area. The main objective of this thesis is tocultivate basic skills of analyzing athermal problemand selecting an appropriate ...
    • Anàlisi termodinàmica de cicles criogènics per a la producció d'hidrogen líquid. 

      Janer Cifre, Cristòfol (Universitat Politècnica de Catalunya, 2021-11-01)
      Treball Final de Grau
      Accés obert
      La demanda energètica a escala mundial no ha deixat de créixer en els darrers anys, i les previsions científiques indiquen que així ho seguirà fent. Els combustibles fòssils com el carbó, el petroli o el gas natural, tot ...
    • Anàlisis d’una incineradora de RSU amb aprofitament de l'energia generada 

      Martí Tubert, Marcel (Universitat Politècnica de Catalunya, 2015-01)
      Treball Final de Grau
      Accés obert
      Històricament desfer-se de les deixalles sempre havia resultat un problema. Usualment s’utilitzaven els abocadors o s’enterraven sota terra però en ambdós casos la seva afectació tant per la natura com per la població no ...
    • Análisis exergético de bienes de equipo 

      Orellana Abreu, Andrea (Universitat Politècnica de Catalunya, 2009-09)
      Projecte/Treball Final de Carrera
      Accés obert
      El análisis exergético es una metodología que permite analizar los mecanismos básicos de la eficiencia exergética de cualquier sistema, mediante la aplicación de las leyes de la termodinámica. Por ello, es considerada ...
    • Asacción 2019 

      Vima Grau, Sara (2020-02-18)
      Concurs d'arquitectura i urbanisme
      Accés obert
    • Asymptotic analysis of the Gunn effect with realistic boundary conditions 

      Bonilla, L. L.; Rodríguez Cantalapiedra, Inma; Gomila Lluch, Gabriel; Rubí Capaceti, José Miguel (The American Physical Society, 1997-08-31)
      Article
      Accés obert
      A general asymptotic analysis of the Gunn effect in n-type GaAs under general boundary conditions for metal-semiconductor contacts is presented. Depending on the parameter values in the boundary condition of the injecting ...
    • Benzocaine polymorphism: Pressure-temperature phase diagram involving forms II and III 

      Gana, Inès; Barrio Casado, María del; Do, Bernard; Tamarit Mur, José Luis; Céolin, René; Rietveld, Ivo B. (2013-11-18)
      Article
      Accés restringit per política de l'editorial
      tUnderstanding the phase behavior of an active pharmaceutical ingredient in a drug formulation isrequired to avoid the occurrence of sudden phase changes resulting in decrease of bioavailability in amarketed product. ...
    • Beyond-Luttinger-liquid thermodynamics of a one-dimensional Bose gas with repulsive contact interactions 

      Rosi, Giulia de; Massignan, Pietro Alberto; Lewenstein, Maciej; Astrakharchik, Grigori (American Physical Society, 2019-11-07)
      Article
      Accés obert
      We present a thorough study of the thermodynamics of a one-dimensional repulsive Bose gas, focusing in particular on corrections beyond the Luttinger-liquid description. We compute the chemical potential, pressure, and ...
    • Chicken feather fibres waste as a low-cost biosorbent of acid Blue 80 dye 

      García Sabido, Daniel; López Mesas, Montserrat; Carrillo Navarrete, Fernando (2016)
      Article
      Accés restringit per política de l'editorial
      Chicken feathers (CFs), waste from the poultry industry, were tested as biosorbent for colour removal of synthetic coloured water. Biosorption kinetics and isotherms were determined to provide an explanation to the ...