Enviaments recents

  • 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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    Accés restringit per política de l'editorial
    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)
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    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)
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    Accés obert
    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)
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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)
    Comunicació de congrés
    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)
    Comunicació de congrés
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  • High efficiency interdigitated back-contact c-Si solar cells 

    Calle Martín, Eric; Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Martín García, Isidro; Carrió Díaz, David; Voz Sánchez, Cristóbal; Orpella García, Alberto; Puigdollers i González, Joaquim; Alcubilla González, Ramón (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    In this work we describe a baseline fabrication process of interdigitated-back-contact c-Si(p) solar cells, which combines conventional diffusion oven stages to define base p+ and emitter n+ regions at the backside, with ...
  • Effect of nanofluid conductivity and humidity on the self-assembly of nanoparticles deposited by electrospray 

    Coll Valentí, Arnau; Bermejo, Sandra; Martín García, Isidro; Castañer Muñoz, Luis María (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    Electrospray technique has been used in previous works as an excellent way to develop ordered nanostructures. This work focuses on the necessary conditions to achieve 3D nano-ordered layers, which are mainly determined by ...
  • Compact device for CO2 optical sensing using macroporous silicon photonic crystals 

    Vega Bru, Didac; Rodríguez Martínez, Ángel; Todorov Trifonov, Trifon; Calavia, Raul; Vilanova, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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    A photonic crystal based on a macroporous silicon structure has been fabricated and successfully used for the detection of carbon dioxide. In this paper, the device and the measurement results are presented. The sensing ...

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