Enviaments recents

  • Long-term stability of Al2O3 passivated black silicon 

    Calle, Eric; Ortega Villasclaras, Pablo Rafael; von Gastrow, Guillaume; Martín García, Isidro; Savin, Hele; Alcubilla González, Ramón (Elsevier, 2016)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    In this work we report on the long-term stability of black silicon surfaces passivated with atomic layer deposited (ALD) 20 nm thick Al2O3 films on p- and n-type FZ c-Si substrates. The results are directly compared with ...
  • IBC n-type C-Si solar cells based on laser doping processing for selective emitter and base contact formation 

    Masmitjà Rusiñol, Gerard; Ortega Villasclaras, Pablo Rafael; Martín García, Isidro; López Rodríguez, Gema; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (2016)
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    Accés obert
  • Efficient fault detection and diagnosis procedure for photovoltaic systems 

    Garoudja, Elyes; KARA, KAMEL; Chouder, Aissa; Silvestre Bergés, Santiago; Kichou, Sofiane (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    This paper proposes a simple method to detect and diagnose short circuits and open circuits faults in photovoltaic (PV) systems based on the evaluation of three coefficients. The proposed method consists fundamentally on ...
  • Status of the EU FP7 HERCULES project: what is the potential of n-type silicon solar cells in europe? 

    Muñoz Cervantes, Delfina; Ribeyron, P.J.; Harrison, S.; Allebe, C.; Descoeudres, A.; Despeisse, M.; Reichel, C.; Glunz, S. W.; Peibst, R.; Merkle, A.; Nielsen, O.; Martín García, Isidro; Mihailetchi, V.; Demaurex, B.; de Wolf, S. (European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), 2016)
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    The concept proposed by the HERCULES project is to develop innovative n-type monocrystalline c-Si device structures based on both sides' contacted silicon heterojunction (SHJ) solar cells, on interdigitated back-contact ...
  • Intermediate amorphous silicon layer for crystalline silicon passivation with alumina 

    García Valenzuela, J. A.; Caballero Lorenzo, Álvaro; Asensi, J.M.; Bertomeu Balaguero, Joan; Andreu Batallé, Jordi; Gerling Sarabia, Luis Guillermo; Ortega Villasclaras, Pablo Rafael; Voz Sánchez, Cristóbal (WIP Wirtschaft und Infrastruktur GmbH & Co. Planungs-KG, 2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    The passivation of silicon surfaces is required to reach high-efficiency with most of modern solar cell device structures. It has been demonstrated that the deposition of charged dielectric layers such a-SiNx:H or Al2O3 ...
  • Single-Step multiple-layers wafer slicing from macroporous silicon 

    Garin Escriva, Moises; Hernández García, David; Todorov Trifonov, Trifon; Cardador Maza, David; Alcubilla González, Ramón (2013)
    Text en actes de congrés
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    There is a rising interest, from both photovoltaics and microelectronics industry, in wafer thickness reduction. During the last decade, it has been steadily reduced from 350 µm to 180 µm, but benefits are foreseen for ...
  • Silicon nanocavities: Optical properties and applications 

    Fenollosa Esteve, Roberto; Shi, Lei; Rodriguez, Isabelle; Garin Escriva, Moises; Meseguer Rico, Francisco Javier (2014)
    Text en actes de congrés
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    Silicon is the key enabling material for advanced technologies in electronics, and photonics. Recently, we have developed silicon nanocavities (SNs) [1,2] with particle size between 300 nm and 3000 nm. Silicon has an ...
  • Variation of the defect central frequency due to morphological changes in macroporoues silicon photonic crystals 

    Cardador Maza, David; Vega, Didac; Rodríguez Martínez, Ángel (2015)
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    Accés restringit per política de l'editorial
  • Impact of the absorption in transmittance and reflectance on macroporous silicon photonic crystals 

    Cardador Maza, David; Vega Bru, Didac; Rodríguez Martínez, Ángel (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    The characteristics of reflection and transmission peaks in the spectra of photonic crystals have been studied theoretically and the results compared to measurements performed in fabricated samples. The aim of this work ...
  • Effect of nanofluid conductivity and humidity on the self-assembly of colloidal crystals by means of electrospray 

    Coll Valentí, Arnau; Bermejo Broto, Sandra; Martín García, Isidro; Castañer Muñoz, Luis María (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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