Browsing by Subject "Three-dimensional printing"

Now showing items 1-20 of 264

    • 3D printed hydrogel-based scaffolds for tissue regeneration 

      Perez Reyes, Daniel (Universitat Politècnica de Catalunya, 2019-07-08)
      Master thesis
      Open Access
      Tissue engineering is an emerging technology whose efforts are aimed towards repairing and regenerating injured tissues by developing bioactive scaffolds. Recently, scaffolds made of hydrogels have become interesting ...

    • 3D printed lab-scale raceway ponds reactors applied to photo-Fenton processes 

      Nasr Esfahani, Kourosh; Zandi, Mohammad Damous; Travieso Rodriguez, Jose Antonio; Graells Sobré, Moisès; Pérez Moya, Montserrat (2019)
      Conference lecture
      Open Access
      In this work, two different printable materials, PLA (polylactic acid) and Timberfill were evaluated in terms of chemical resistance to photo-Fenton reactants and viability for conducting the assays in raceway pond reactors ...

    • 3D printer electronics design 

      Cañete Vela, Isabel (Universitat Politècnica de Catalunya, 2014-06)
      Bachelor thesis
      Open Access
      Nowadays, RepRap and Arduino communities have had an increasing progress. These terms are demarcated on the Open Source development model; the designs produced by these projects are released under the GNU General Public ...

    • 3D printing food: the sustainable future 

      López Galdeano, Jose Antonio (Universitat Politècnica de Catalunya / Kauno Technologijos Universitetas, 2014)
      Bachelor thesis
      Open Access
      Covenantee:   Kauno Technologijos universitetas
      Nowadays, eating food is a normal activity in our style of life. Actually, most of us do not realise about which are the processes till food arrives to our dishes. However, is the supply chain balanced? Is all the food ...

    • 3D printing in medicine for preoperative surgical planning: a review 

      Tejo Otero, Aitor; Buj Corral, Irene; Fenollosa i Artés, Felip (2020-02-01)
      Article
      Restricted access - publisher's policy
      The aim of this paper is to review the recent evolution of additive manufacturing (AM) within the medical field of preoperative surgical planning. The discussion begins with an overview of the different techniques, pointing ...

    • 3D Printing of Solid Oxide Fuel Cell 

      Cabezas i Peñalva, Laura (Universitat Politècnica de Catalunya, 2018-06-21)
      Bachelor thesis
      Open Access
      Nowadays, 3D printing is booming as a processing technique, thanks to its versatility in the manufacture of complex geometries and with a quality finish, which cannot be obtained using traditional techniques and can reduce ...

    • 3D Printing with advanced ceramic materials. 

      De Luis Chueca, Lara (Universitat Politècnica de Catalunya, 2016-06-23)
      Bachelor thesis
      Open Access
      Due to the aging of the population and the need for maintaining masticatory functionality during their life span, the number of dental replacements is growing, substituting natural teeth by artificial crows, bridges and ...

    • 3D-printed alginate-peptide scaffolds for bone tissue engineering 

      Rosolek, Theo (Universitat Politècnica de Catalunya, 2020-02-20)
      Master thesis
      Open Access
      A main challenge of Tissue engineering is to create sustainable scaffolds that provide optimal biological properties to mimic the extracellular matrix(ECM). The aim of this project is to develop RGD modified alginate bioinks ...

    • 3D-printed calcium phosphate scaffolds for bone regeneration: impact of geometry and treatment an in vivo study 

      Lehmann, Cyril Jean Roland Louis (Universitat Politècnica de Catalunya, 2020-02-18)
      Master thesis
      Restricted access - confidentiality agreement
      Covenantee:   Université de Lorraine
      The combination of the direct ink writing (DIW) manufacturing technique, also named robocasting, with the use of self-setting calcium phosphate inks based on α-tricalcium phosphate opens new possibilities ...

    • 3D-printing of 8Y-TZP solid oxide fuel cell electrolytes 

      Claude, Paulo (Universitat Politècnica de Catalunya, 2019-02-15)
      Master thesis
      Open Access
      Covenantee:   Université de Lorraine
      In this Master's thesis were printed electrolytes for Solid Oxide Fuel Cell (SOFC) in yttria stabilized zirconia by additive manufacturing robocasting method and then characterized from the microstructural and mechanical ...

    • A 3D printed lens antenna for 5G applications 

      Ballesteros, Christian; Maestre, Marcos; Santos Blanco, M. Concepción; Romeu Robert, Jordi; Jofre Roca, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference lecture
      Open Access
      A switchable multi-antenna architecture for lens-assisted beamsteering in the Ka-band region allocated for 5G communications (24-30 GHz) is proposed. The radiating elements are bow-tie antennas mounted with a 3D printed ...

    • A 3D printed toolbox for opto-mechanical components 

      Salazar Serrano, Luis Jose; Pérez Torres, Juan; Valencia, Alejandra (2017-01-18)
      Article
      Open Access
      In this article we present the development of a set of opto-mechanical components (a kinematic mount, a translation stage and an integrating sphere) that can be easily built using a 3D printer based on Fused Filament ...

    • Adaptació / Creació d'una impressora 3D capaç d'imprimir materials ceràmics tècnics 

      Alou Bauzà, Pere Joan; Conesa Guerrero, Eduard (Universitat Politècnica de Catalunya, 2017-06)
      Bachelor thesis
      Open Access
      Covenantee:   Eisenmann Ingeniería
      L' impressió 3D és una tècnica de fabricació que ha adquirit molt de valor afegit durant els darrers anys. El seu ús ja no esta limitat solament al disseny de prototipus, sinó que es troba també present en aplicacions ...

    • Aerogenerador de viento 

      Turcan, Nicolai (Universitat Politècnica de Catalunya, 2015-10)
      Bachelor thesis
      Open Access
      La energía eólica es una de las fuentes de energía renovable más utilizadas desde su creación por su alta rentabilidad y rendimiento. Este es el motivo por el que a lo largo de los siglos se han llevado a cabo investigaciones ...

    • Algoritmo de simplificación de mallas para impresión 3D 

      Bosch Serra, David (Universitat Politècnica de Catalunya, 2017-10)
      Bachelor thesis
      Open Access
      Este proyecto tiene como meta diseñar e implementar un algoritmo que permita la simplificación de modelos 3D, preservando los detalles importantes. Además, también queremos proporcionar una herramienta con la que se pueda ...

    • Algortimes per l'orientació de peces per a la impresió 3D 

      Garcia Grau, Marc (Universitat Politècnica de Catalunya, 2018-06-21)
      Master thesis
      Restricted access - confidentiality agreement

    • Ammonia decomposition over 3D-printed CeO2 structures loaded with Ni 

      Lucentini, Ilaria; Serrano Carreño, M. Isabel; Soler Turu, Lluís; Jiménez Divins, Nuria; Llorca Piqué, Jordi (2020-02-05)
      Article
      Restricted access - publisher's policy
      Binder-free ceria pastes have been formulated and used to prepare ceria structures with a woodpile arrangement of microchannels through 3D printing. After loading them with nickel, these catalytic structures have been ...

    • Analaysis of the rheology and the relation between the microstructural and mechanical properties of 3D printed 3Y-ZrO2 materials for dental aplications 

      Esteve Llenas, Eduard (Universitat Politècnica de Catalunya, 2018-07-10)
      Master thesis
      Restricted access - author's decision
      La zircònia estabilitzada amb ítria es un material utilitzat en l’elaboració de corones per a implants dentals gràcies a una bona combinació de propietats mecàniques i biocompatibilitat. Alhora, la impressió 3D es presenta ...

    • Analysis of additive manufacturing in the aeronautical field 

      Cabrera Agudo, Bárbara (Universitat Politècnica de Catalunya, 2018-07-13)
      Master thesis
      Open Access
      Additive manufacturing is a new technology that is currently implemented in different industries such as oil, gas, automation and the medical industry. The objective of this thesis is to analyse whether 3D printing will ...

    • Analysis of printing parameters for metal additive manufactured parts through Direct Ink Writing process 

      Bonada Bo, Jordi; Xuriguera Martin, Elena; Calvo Duarte, Laura; Poudelet, Louison; Cardona, Roger; Padilla, Jose Antonio; Niubó Eslava, Maria (2020-03-09)
      Article
      Open Access
      Direct Ink Writing is an Additive Manufacturing process in which a metal ink is continuously extruded to built-up a green metal part. Therefore, a debinding and sintering process is required to obtain the final metal part. ...