Ara es mostren els items 1-20 de 23

    • Automatització d'un forn de difusió i caracterització d'emissors de bor 

      Masmitjà Rusiñol, Gerard (Universitat Politècnica de Catalunya, 2013-07-22)
      Projecte Final de Màster Oficial
      Accés obert
      [ENGLISH] In this project has presented the work of doing the diffusion furnace automation and of doing the fabrication and characterization of boron emitters. A programming from scratch has been designed in order to be ...
    • Caracterización de células solares de contactos posteriores IBC 

      Limeres Requena, Adrià (Universitat Politècnica de Catalunya, 2016-09-23)
      Treball Final de Grau
      Accés obert
      The objective of the present work is the characterization of interdigitated back-contact solar cells (IBCs) and the improvement of the Suns-Voc measurement equipment located in the characterization laboratory of the Micro ...
    • Caracterización de dispositivos fotovoltaicos espaciales 

      Martínez Álvarez, Alberto; Lombardi Gómez, Damián J. (Universitat Politècnica de Catalunya, 2009-07)
      Projecte/Treball Final de Carrera
      Accés obert
      Este trabajo surge de la mejora del diseño de VectorSol, sensor solar utilizado en el sistema de control de actitud del satélite Nanosat‐1B puesto en órbita en 2008. De la investigación y desarrollo se realizan cambios ...
    • Contactos selectivos de portadores basados en óxidos metálicos de transición para células solares de kesterita 

      Almache Hernández, Rosa Estefanía (Universitat Politècnica de Catalunya, 2023-06-29)
      Tesi
      Accés obert
      (English) In recent years, there has been an increasing need to find an environmentally friendly and low-pollution alternative for electricity production through solar energy absorption. Since 1950, photovoltaic researchers ...
    • Contribution to the study of the interconnection of ceramic substrates integrating transparent solar cells 

      Morales Lascano, Carlos Sebastian (Universitat Politècnica de Catalunya, 2023-07-10)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat
    • Design, fabrication and characterisation of interdigitated back-contacted c-Si solar cells based on transition metal oxides 

      Masmitjà Rusiñol, Gerard (Universitat Politècnica de Catalunya, 2019-09-25)
      Tesi
      Accés obert
      The photovoltaic industry is mainly dominated by crystalline silicon (c-Si) solar cells, in which contact selectivity is usually achieved by doping the wafer surfaces with phosphorous (n+) and boron (p+) by means of high ...
    • Development of titanium nitride (TiN) as electron transport layer for c-Si solar cells 

      Maan, Mandeep (Universitat Politècnica de Catalunya, 2019-10)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
    • Emisores de boro difundidos sobre Black Silicon 

      Muñoz Sánchez, Ester (Universitat Politècnica de Catalunya, 2016-01)
      Treball Final de Grau
      Accés obert
      The present work is part of a larger project carried out by the Polytechnic University of Catalonia and the University of Aalto, which has as its objective the study of the formation and the characterization of boron ...
    • Estudio de técnicas de metalización para la fabricación de células solares 

      Parra Santos, Ester (Universitat Politècnica de Catalunya, 2016-06)
      Treball Final de Grau
      Accés obert
      This work is part of two large projects carried out by two researchers from the Polytechnic University of Catalonia, which aim to manufacture Interdigitated Back-Contact silicon solar cells (IBCs) using processes at low ...
    • Etching techniques for thinning silicon wafers for ultra thin high efficiency IBC solar cells 

      Afa, Iduabo John (Universitat Politècnica de Catalunya, 2014-09-08)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] High efficiency Interdigitated back contact (IBC) solar cells help reduce the area of solar panels needed to supply sufficient amount of energy for household consumption. We believe that a properly passivated IBC ...
    • Fabricación de células solares de alta eficiencia con estructura LFC-PERC 

      Calle Martín, Eric (Universitat Politècnica de Catalunya, 2013-07-22)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] The goal of this project is the fabrication in clean room of high efficiency (beyond 20%) solar cells with PERC-LFC structure. This document describes exhaustively the fabrication process of three batches of devices ...
    • Fabricación de un sensor solar de alta precisión en dos ejes para el satélite SeoSat 

      Calle Martín, Eric (Universitat Politècnica de Catalunya, 2011-09-06)
      Projecte/Treball Final de Carrera
      Accés obert
      English: The goal of this project is the fabrication of a two axis sun sensor for the attitude control of the SeoSat satellite. This sensor should detect the position of the sun with high accuracy and at an angle FOV (Field ...
    • Fabricación de un sensor solar en dos ejes para el satélite IntaMicroSat 

      Calle Martín, Eric (Universitat Politècnica de Catalunya, 2011-07-15)
      Projecte/Treball Final de Carrera
      Accés obert
      English: he goal of this project is the fabrication of a two axis sun sensor for the attitude control of the IntaMicroSat satellite. This sensor should detect the position of the sun with high accuracy (±1 º) and at an ...
    • Hole transport layers based on ALD V2O5 for silicon solar cells 

      Jabato Caro, Pol (Universitat Politècnica de Catalunya, 2018-06)
      Treball Final de Grau
      Accés obert
      This report summarises research on the use of vanadium (V) oxide films deposited by Atomic Layer Deposition (ALD) for a hole transport layer. Films of vanadium (V) oxide are investigated by looking at their passivation and ...
    • Optimització de contactes selectius de forats basats en capes de V2O5 depositats per ALD 

      Subias Farreres, Ricard (Universitat Politècnica de Catalunya, 2019-01)
      Treball Final de Grau
      Accés obert
      This work has been done in collaboration with the Micro and Nano-tecnologies departament of the Universitat Politècnica de Catalunya. Its goal has been obtaining a hole transport layer (HTL) using vanadium oxide (V2O5) ...
    • Optimización de capas de óxido de zinc dopadas con aluminio ZnO:Al (AZO) depositadas por ALD para células solares transparentes 

      Estarlich Gil, Pau (Universitat Politècnica de Catalunya, 2022-06)
      Treball Final de Grau
      Accés obert
      In recent years, there has been a growing interest in renewable energies, which includes photovoltaics. An important point to consider with solar cells is their architectural integration (Building Integrated Photovoltaics). ...
    • Optimization of electron selective contacts for silicon solar cells 

      Torrens Dinarès, Arnau (Universitat Politècnica de Catalunya, 2020-06)
      Treball Final de Grau
      Accés obert
      Nowadays, one of the most urgent and important problems that humankind has to face is climate change and global warming. One way to approach it, is by changing the way energy is produced from non-renewable sources, such ...
    • Optimization of electron-selective contacts based on ALD layers for solar cells 

      Castillo Machicado, Juan De Dios (Universitat Politècnica de Catalunya, 2021-10-27)
      Treball Final de Grau
      Accés obert
      This work proposes the optimization of selective electron contacts for solar cells using the deposition technique ALD (Atomic Layer Deposition) using different contact materials (Al2 / TiO2, SnO2, HfO2) where its quality ...
    • Simulació 2D/3D de cèl.lules solars de silici de contactes posteriors 

      Carrió Díaz, David (Universitat Politècnica de Catalunya, 2022-07-25)
      Tesi
      Accés obert
      In order to optimize photovoltaic conversion efficiency, various solar cell architectures based on monocrystalline silicon (c-Si) have emerged in the past. Solar cells with interdigitated back contacts IBC (Interdigitated ...
    • Sistema automatizado de medidas Suns-Voc 

      Piñol González, Juan Manuel (Universitat Politècnica de Catalunya, 2018-10)
      Treball Final de Grau
      Accés obert
      This thesis covers the design, implementation and testing of an automatic Suns-Voc measuring system for solar cells. This system was developed in order to replace the old one used by the Micro and Nano Technologies Group ...