Recent Submissions

  • Surface roughness analysis on the dry turning of an Al-Cu alloy 

    Torres Salcedo, Alexia Upna Orcid; Puertas Arbizu, Ignacio Upna Orcid; Luis Pérez, Carmelo Upna (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
    Nowadays, surface finish has become an important indicator of quality and precision in manufacturing processes and it is considered one of the most important parameter in Industry. In this present study, the influence of ...
  • Kinematic design of a new four degree-of-freedom parallel robot for knee rehabilitation 

    Aginaga García, Jokin Upna Orcid; Iriarte Goñi, Xabier Upna Orcid; Plaza Puértolas, Aitor Upna Orcid; Mata, Vicente (ASME, 2018)   Artículo / Artikulua  OpenAccess
    Rehabilitation robots are increasingly being developed in order to be used by injured people to perform exercise and training. As these exercises do not need wide range movements, some parallel robots with lower mobility ...
  • Symbolic multibody methods for real-time simulation of railway vehicles 

    Ros Ganuza, Javier Upna Orcid; Plaza Puértolas, Aitor Upna Orcid; Iriarte Goñi, Xabier Upna Orcid; Pintor Borobia, Jesús María Upna Orcid (Springer, 2018)   Artículo / Artikulua  OpenAccess
    In this work, recently developed state-of-the-art symbolic multibody methods are tested to accurately model a complex railway vehicle. The model is generated using a symbolic implementation of the principle of virtual ...
  • Determination of the symbolic base inertial parameters of planar mechanisms 

    Iriarte Goñi, Xabier Upna Orcid; Ros Ganuza, Javier Upna Orcid; Mata, Vicente; Aginaga García, Jokin Upna Orcid (Elsevier, 2017)   Artículo / Artikulua  OpenAccess
    The inertial information of a planar mechanical system is characterised using 4 inertial parameters per solid. Due to the kinematic constraints, this parametrisation turns out be redundant. In order to reduce the ...
  • Optical fiber resonance-based pH sensors using gold nanoparticles into polymeric layer-by-layer coatings 

    Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Socorro Leránoz, Abián Bentor Upna Orcid; Hernáez Sáenz de Zaitigui, Miguel Upna Orcid; Goicoechea Fernández, Javier Upna Orcid; Rivero Fuente, Pedro J. Upna Orcid (Springer-Verlag, 2016)   Artículo / Artikulua
  • Influence of the power supply on the energy efficiency of an alkaline water electrolyser 

    Ursúa Rubio, Alfredo Upna Orcid; Marroyo Palomo, Luis Upna Orcid; Gubía Villabona, Eugenio Upna Orcid; Gandía Pascual, Luis Upna Orcid; Diéguez Elizondo, Pedro Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid (Elsevier, 2009)   Artículo / Artikulua  OpenAccess
    Electric energy consumption represents the greatest part of the cost of the hydrogen produced by water electrolysis. An effort is being carried out to reduce this electric consumption and improve the global efficiency ...
  • Methodology for energy demand reduction of potato cold storage process 

    Sáenz Baños, Mercedes Irache; Latorre Biel, Juan Ignacio; Martínez Cámara, Eduardo; Jiménez Macías, Emilio; Longo, Francesco; Blanco Fernández, Julio (Wiley, 2022)   Artículo / Artikulua  OpenAccess
    In order to maintain the quality of the potatoes over time, it is necessary to store them under certain storage conditions, which minimize losses both of quality and product, preferably without using chemical treatments. ...
  • Environmental impact analysis of natural cork stopper manufacturing 

    Flor Montalvo, Francisco Javier; Martínez Cámara, Eduardo; García Alcaraz, Jorge Luis; Jiménez Macías, Emilio; Latorre Biel, Juan Ignacio; Blanco Fernández, Julio (MDPI, 2022)   Artículo / Artikulua  OpenAccess
    For both wine makers and customers, natural cork stoppers are a symbol of quality. More-over, they are essential for maintaining the organoleptic properties of bottled wines throughout their lifespan. This research relied ...
  • Influence of maintenance actions in the drying stage of a paper mill on CO2 emissions 

    Calvo Herrero, Luis Upna; Domingo, Rosario (MDPI, 2021)   Artículo / Artikulua  OpenAccess
    Greenhouse gases from industrial activities have become a global problem. Emissions management is being developed to raise awareness of the importance of controlling pollution in general and atmospheric emissions in ...
  • Characterization of two iron bullets from the royal ammunition factory of Eugi (Spain) 

    Zalakain Iriazabal, Iñaki Upna Orcid; Berlanga Labari, Carlos Upna Orcid; Álvarez Vega, Lucas Upna; Rivero Fuente, Pedro J. Upna Orcid; Valencia Monreal, Javier Upna Orcid; Rodríguez Trías, Rafael Upna Orcid (Technical Faculty, University of Belgrade, 2018)   Artículo / Artikulua  OpenAccess
    In this work, a comparative analysis of two iron bullets found in The Royal Ammunition Factory of Eugi in Navarra (Spain) was performed. Both bullets presented a spherical shape with a relatively good state of preservation, ...
  • Influence of a commercial antithrombotic filter on the caval blood flow during neutra and valsalva maneuver 

    Nicolás, M.; Lucea, B.; Laborda, A.; Peña, Estefanía; Malvè, Mauro Upna Orcid (ASME, 2017)   Artículo / Artikulua  OpenAccess
    Anticoagulants are the treatment of choice for pulmonary embolism. When these fail or are contraindicated, vena cava filters are effective devices for preventing clots from the legs from migrating to the lung. Many ...
  • Experimental bench for hemodynamic study of coronary artery with serial stenoses: fractional flow reserve assessment 

    Coppel, R.; Gómez, A. L.; Finet, G.; Malvè, Mauro Upna Orcid; Pettigrew, R. I. (Taylor & Francis, 2017)   Artículo / Artikulua  OpenAccess
    The aim of this study was to develop an experimental hemodynamic bench to elucidate the influences of such geometrical parameters on the FFR assessment. As a first approach, the present work was focused on the influence ...
  • On studying the interaction between different stent models and rabbit tracheal tissue: numerical, endoscopic and histological comparison 

    Chaure, J.; Serrano, C.; Fernández-Parra, Rocío; Peña, Estefanía; Malvè, Mauro Upna Orcid (Biomedical Engineering SocietySpringer, 2016)   Artículo / Artikulua  OpenAccess
    Stenting technique is employed worldwide for treating atherosclerotic vessel and tracheal stenosis. Both diseases can be treated by means of metallic stents which present advantages but are affected by the main problem of ...
  • Numerical and experimental study of the fluid flow through a medical device 

    Nicolás, M.; Palero, V. R.; Peña, Estefanía; Arroyo, M. P.; Malvè, Mauro Upna Orcid (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
    The purpose of this paper is to verify a commercial software based fluid–structure interaction scheme for the inferior vena cava. Vena cava deep thrombosis (TVP) is a potentially deathly disease consequent to pulmonary ...
  • In vitro comparison of Günther Tulip and Celect filters. Testing filtering efficiency and pressure drop 

    Nicolás, M.; Malvè, Mauro Upna Orcid; Peña, Estefanía; Martínez, Miguel Ángel; Leask, R. (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
    In this study, the trapping ability of the Günther Tulip and Celect inferior vena cava filters was evaluated. Thrombus capture rates of the filters were tested in vitro in horizontal position with thrombus diameters of 3 ...
  • A theoretical model of the endothelial cell morphology due to different waveforms 

    Sáez, Pablo; Malvè, Mauro Upna Orcid; Martínez, Miguel Ángel (Elsevier, 2015)   Artículo / Artikulua  OpenAccess
    Endothelial cells are key units in the regulatory biological process of blood vessels. They represent an interface to transmit variations on the fluid dynamic changes. They are able to adapt its cytoskeleton, by means of ...
  • Dynamic considerations of heel-strike impact in human gait 

    Ros Ganuza, Javier Upna Orcid; Font-Llagunes, Josep M.; Plaza Puértolas, Aitor Upna Orcid; Kövecses, József (Springer, 2015)   Artículo / Artikulua  OpenAccess
    Based on the impulsive-dynamics formulation, this article presents the analysis of different strategies to regulate the energy dissipation at the heel-strike event in the context of human locomotion. For this purpose, a ...
  • Influence of metallic die temperature in the solidification of Cu-10%Al-2%Fe alloy 

    Cenoz Echeverría, Isaac Upna (Walter de Gruyter, 2010)   Artículo / Artikulua  OpenAccess
    The phases obtained in copper aluminium bronze alloy (Cu-Al10-Fe2) cast into a permanent die were investigated. The parameters examined were the pre-heating temperatures of the die and the graphite coating thickness. The ...
  • Estudio de una fundición nodular mediante mecánica de la fractura 

    Fernández Carrasquilla, Javier Upna; Ríos, Ricardo (Consejo Superior de Investigaciones Científicas (CSIC), 1999)   Artículo / Artikulua  OpenAccess
    Se estudia la tenacidad a la fractura de fundiciones de grafito nodular con diferentes matrices y tamaños de celdilla eutéctica. También se estudian las propiedades de tracción, dureza y tenacidad al impacto. Los ...
  • Caracterización de escorias metalúrgicas procedentes de yacimientos arqueológicos de Navarra (siglos II a.C.- IV d.C.) 

    Ros Latienda, L.; Fernández Carrasquilla, Javier Upna (Consejo Superior de Investigaciones Científicas (CSIC), 2013)   Artículo / Artikulua  OpenAccess
    Desde la Sección de Arqueología del Gobierno de Navarra llegó la propuesta de caracterizar una serie de piezas comprendidas entre el siglo II a.C. y el siglo IV d.C. procedentes de yacimientos arqueológicos de esta provincia ...

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El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
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