Ara es mostren els items 1-20 de 27

    • A Nomadic Cloud 

      Wang, Yansong (Universitat Politècnica de Catalunya, 2020-09-08)
      Projecte Final de Màster Oficial
      Accés obert
      The fast-paced modern urban social lifestyle not only brings us convenience but also a huge amount of stress and anxiety. It may come from work, family, or society, etc. Under the environment of the crazy pursuit of ...
    • A review of gerotor technology in hydraulic machines 

      Gámez Montero, Pedro Javier; Codina Macià, Esteban; Castilla López, Roberto (2019-06-24)
      Article
      Accés obert
      Over the years, numerous investigations have established the gerotor fundamentals. This work aims to provide a complete review of the literature from the last decade, focusing on the articles published in the past five ...
    • Aging in CMOS RF linear power amplifiers: an experimental study 

      Aragonès Cervera, Xavier; Barajas Ojeda, Enrique; Crespo Yepes, Albert; Mateo Peña, Diego; Rodríguez Martínez, Rosana; Martin Martínez, Javier; Nafría Maqueda, Montserrat (IEEE Microwave Theory and Techniques Society, 2021-02-01)
      Article
      Accés obert
      An extensive experimental analysis of the hot carrier injection (HCI) and bias temperature instability (BTI) aging effects on RF linear power amplifiers (PAs) is presented in this article. Two different 2.45-GHz PA topologies ...
    • Análisis de las fisuras del Celler Cooperativo de Rocafort de Queralt 

      Calderón Valdiviezo, Lucrecia Janneth; Maristany Carreras, Jordi (2012-04)
      Article
      Accés obert
      En el presente trabajo se analizan las patologías existentes en el edificio del Celler Cooperativo de Rocafort de Queralt: obra del arquitecto César Martinell y catalogado como Patrimonio Nacional de Cataluña. La ...
    • Cones, infinity and one-story buildings 

      Whiteley, Walter (Université du Québec à Montréal, 1983)
      Article
      Accés obert
      Considérons un édifice à un seul étage construit à partir d’une série de colonnes verticales (barres et joints possiblement de longueurs différentes), une charpente de toit reliant le haut des colonnes, et en plus un minimum ...
    • Covid-19 control measures and its impact on seafarers’ mental health 

      López López, María N.; Campa Portela, Rosa Mary de la; Bouza Prego, María de los Ángeles; Sánchez Girón, Javier Ramón (Universitat Politècnica de Catalunya. Iniciativa Digital Politècnica, 2022-06-21)
      Comunicació de congrés
      Accés obert
      The appearance of COVID-19 in maritime transport has been an exceptional challenge for all stakeholders in this sector, mainly for seafarers who have been caught between the need to keep supply chains operational and the ...
    • Discussion of “Stresses developed around displacement piles penetration in sand” by Z. X. Yang, R. J. Jardine, B. T. Zhu, and S. Rimoy 

      Butlanska, Joanna; Arroyo Alvarez de Toledo, Marcos (2015-03)
      Article
      Accés obert
      The authors deserve praise for gathering together many different strands of evidence that clarify the mechanics of pile penetration in sand. In their review of numerical approaches to the problem, they correctly indicate, ...
    • Diseño y desarrollo de un sistema multiparamétrico para la evaluación del estrés 

      Fernández Miguel, Ana María; Lozano Moncayo, Marco Antonio (Universitat Politècnica de Catalunya, 2009-01-12)
      Projecte/Treball Final de Carrera
      Accés obert
      L’objectiu d’aquest projecte ha estat el desenvolupament d’una eina de treball per al metge especialitzat en medicina esportiva, concretament per al estudi de l’estrès físic. La premissa del desenvolupament ha estat crear ...
    • Disseny i desenvolupament d'un exosquelet per a pintors d'interiors 

      Martret Barón, Pau (Universitat Politècnica de Catalunya, 2022-07-06)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Hi han oficis que, a nivell de comoditat, son bastant atractives, ja que només demanen estar assegut en una cadira còmode i treballar davant d’una pantalla. Però hi han altres que exigeixen un treball físic molt gran i ...
    • EAR Framework Handbook: a motivational approach to Team Management 

      Saladrigas Pérez, Andrés Ricardo (Universitat Politècnica de Catalunya, 2022-10-20)
      Treball Final de Grau
      Accés obert
    • Effect of hydroxyl ended and end-capped multiarm star polymers on the curing process and mechanical characteristics of epoxy/anhydride thermosets 

      Acebo Gorostiza, Cristina; Picardi, Annamaria; Fernández Francos, Xavier; Flor López, Sílvia de la; Ramis Juan, Xavier; Serra Albet, Maria Àngels (2014-08-01)
      Article
      Accés restringit per política de l'editorial
      Multiarm star polymers have been synthesized by cationic ring-opening polymerization of epsilon-caprolactone from a hyperbranched poly(ethyleneimine) core and end-capped with acetic anhydride. These star polymers have been ...
    • Experimental study on the mechanical effects of the vibration-assisted ball-burnishing process 

      Travieso Rodríguez, José Antonio; Gómez Gras, Giovanni; Jorba Peiró, Jordi; Carrillo, F J.; Dessein, Gilles; Alexis, Joël; González Rojas, Hernán Alberto (2015-12-02)
      Article
      Accés obert
      Burnishing processes are effective methods for treating pieces to increase their durability and roughness. Studies reveal that traditional burnishing can be strongly improved with the assistance of external energy sources. ...
    • Heart rate variability acquisition from ambulatory measurements of IPG 

      Cuervo Saliné, Ricard (Universitat Politècnica de Catalunya, 2017-06-22)
      Treball Final de Grau
      Accés obert
      Stress plays a vital role in the declaration of certain illnesses, it depresses the immune system and can led to the worsening of some conditions. It is therefore of utmost importance to have a reliable tool capable of ...
    • Material data of laminates made of glass filaments and thermoplastics 

      Ponce Pascual, Carles (Universitat Politècnica de Catalunya, 2011-12)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Realitzat a/amb:   Hochschule Darmstadt
      Many composites used today are at the leading edge of materials technology, with performance and costs appropriate to ultra demanding applications such as spacecraft. But heterogeneous materials combining the best aspects ...
    • Pájaros de papel: sobre las maquetas de Paulo Mendes da Rocha 

      Jaraíz Pérez, José (Departament de Projectes Arquitectònics. UPC, 2014)
      Article
      Accés obert
      Las maquetas del arquitecto Paulo Mendes da Rocha constituyen no solo una forma de presentación del proyecto, sino también una forma de pensar capaz de reflejar las poderosas intuiciones espaciales y estructurales de su ...
    • Piezoelectric elements subjected to low frequency excitation. Empirical determination of stress and frequency influence on piezoelectric parameters 

      Bernat Masó, Ernest; Mercedes Cedeño, Luis Enrique (Springer Nature, 2022-08)
      Article
      Accés obert
      Designing optimum energy harvesting devices is the aim of several developments based on numerical or analytical studies of different piezoelectric configurations that usually consider constant piezoelectric properties. ...
    • Pons (2022) Preharvest conditions affecting the fruit quality of Mediterranean long shelf life winter tomato 

      Pons, Clara; Casals Missio, Joan; Finkers, Richard; Rambla, José Luis; Sacco, Adriana; Grandillo, Silvana; Soler Aleixandre, Salvador; Prohens, Jaume; Monforte, Antonio; Granell, Antoni (2022)
      Text en actes de congrés
      Accés obert
      The traditional tomato varieties known as de Penjar, Da Serbo, de Ramellet and Invernale, have been cultivated locally in Eastern Iberian Peninsula, Balearic Islands and Southern Italy with no watering in the hot and ...
    • Psychosocial and biological predictors of resident physician burnout 

      Olivé, Victòria; Navinés, Ricard; Macias Ramos, Luis F.; López, José Antonio; Ariz, Javier; Quesada Fuentes, Sebastiana; Barroso, Sonia; Filella, Xavier; Langohr, Klaus; Martín-Santos, Rocío (2022-09)
      Article
      Accés obert
      Background A high proportion of health professionals in training suffer from work-related stress and may develop a burnout syndrome. Objectives To study the incidence of burnout after the first year of residency in a ...
    • Resposta Galvànica de la Pell 

      Morral Escofet, Berta (Universitat Politècnica de Catalunya, 2015-10-26)
      Treball Final de Grau
      Accés obert
      Stress has dramatically increased in the past decades due to social changes harming the health of individuals. Thereby stress monitoring and controlling techniques have become a matter of research. A few techniques for ...
    • Restauración psicológica de los factores detonantes de estrés en la movilidad urbana: caso de estudio: Sistema de Transporte Colectivo Metro 

      Echavarría Rodríguez, Juan Edmundo (Departament d’Urbanisme i Ordenació del Territori. Universitat Politècnica de Catalunya, 2017-06)
      Text en actes de congrés
      Accés obert
      La presente investigación afirma que las experiencias cotidianas al transitar y desplazarse en el Sistema de Transporte Colectivo Metro confluyen con diversos factores que detonan e incrementan el estrés en la población ...