Enviaments recents

  • Mechanical properties of Al2O3 inverse opals by means of nanoindentation 

    Roa Rovira, Joan Josep; Coll Valentí, Arnau; Bermejo, Sandra; Jiménez Piqué, Emilio; Alcubilla González, Ramón; Castañer Muñoz, Luis María; Llanes Pitarch, Luis Miguel (2016)
    Article
    Accés restringit per política de l'editorial
    In order to understand the mechanical behaviour of Al2O3 inverse opals, nanoindentation techniques have been implemented in material layers with three different microstructures, in terms of hollow or polystyrene spheres, ...
  • Degradation analysis of thin film photovoltaic modules under outdoor long term exposure in Spanish continental climate conditions. 

    Silvestre Bergés, Santiago; Kichou, Sofiane; Guglielminotti, Letizia; Nofuentes Garrido, Gustavo; Alonso Abella, Miquel (2016-12-01)
    Article
    Accés restringit per política de l'editorial
    The present study analyses the degradation of thin film photovoltaic modules corresponding to four technologies: a-Si:H, a-Si:H/µc-Si:H, CIS and CdTe, under 5 years of outdoor long term exposure in Leganés, Spain. The ...
  • High efficiency ITO-free hybrid solar cell using highly conductive PEDOT:PSS with co-solvent and surfactant treatments 

    Mahato, Somnath; Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Puigdollers i González, Joaquim (2016-10-15)
    Article
    Accés restringit per política de l'editorial
    Hybrid organic/inorganic heterojunction solar cells were fabricated based on polished n-type crystalline silicon (c-Si) and p-type transparent conducting polymer poly(3,4-ethylenedioxythiophene):polystyrenesulfonate ...
  • A rapid, low-cost, and scalable technique for printing state-of-the-art organic field-effcet transistors 

    Temiño, Inés; Del Pozo León, Freddy; Ajayakumar, M.R.; Galindo Lorente, Sergi; Puigdollers i González, Joaquim; Mas Torrent, Marta (2016-06-13)
    Article
    Accés obert
    In the last few years exciting advances have been achieved in developing printing techniques for organic semiconductors, and impressive mobility values have been reported for the resulting organic field-effect transistors ...
  • Microscale characterization of surface recombination at the vicinity of laser-processed regions in c-Si solar cells 

    Roige, A; Osso, J.O; Martín García, Isidro; Voz Sánchez, Cristóbal; Ortega Villasclaras, Pablo Rafael; López González, Juan Miguel; Alcubilla González, Ramón; Vega, L. F (2016-03-01)
    Article
    Accés obert
    Laser firing processes have emerged as a technologically feasible approach for the fabrication of local point contacts or local doped regions in advanced high-efficiency crystalline-Si (c-Si) solar cells. In this work, we ...
  • Remote supervision and fault detection on OPC monitored PV systems 

    Silvestre Bergés, Santiago; Mora-López, Llanos; Kichou, Sofiane; Sanchez Pacheco, Francisco; Domínguez Pumar, Manuel (2016-09-01)
    Article
    Accés restringit per política de l'editorial
    This paper presents a new approach for automatic supervision and remote fault detection of grid connected photovoltaic (PV) systems by means of OPC technology-based monitoring. The use of standard OPC for monitoring enables ...
  • Fabrication of cost-effective, highly reproducible large area arrays of nanotriangular pillars for surface enhanced Raman scattering substrates 

    Hasna, Kudilatt; Antony, Aldrin; Puigdollers i González, Joaquim; Kumar, Kumaran Rajeev; Jayaraj, M. K. (2016-10-14)
    Article
    Accés restringit per política de l'editorial
    Development of cost-effective, highly reproducible non-conventional fabrication techniques for anisotropic metal nanostructures is essential to realizing potential applications of plasmonic devices, photonic devices, and ...
  • Heat flow dynamics in thermal systems described by diffusive representation 

    Domínguez Pumar, Manuel; Atienza García, María Teresa; Kowalski, Lukasz; Novio Vázquez, Santiago; Gorreta Mariné, Sergio; Jimenez Serres, Vicente; Silvestre Bergés, Santiago (Institute of Electrical and Electronics Engineers (IEEE), 2016-09-01)
    Article
    Accés obert
    The objective of this paper is to analyze the dynamics of heat flow in thermal structures working under constant temperature operation. This analysis is made using the tools of sliding mode controllers. The theory is ...
  • PEDOT:PSS as an alternative hole selective contact for ITO-free hybrid crystalline silicon solar cell 

    Mahato, Somnath; Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Puigdollers i González, Joaquim (2016-05-12)
    Article
    Accés obert
    Organic-inorganic hybrid solar cells were fabricated by spin coating of conductive polymer poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) as hole selective contact upon textured n-type crystalline ...
  • Transition metal oxides as hole-selective contacts in silicon heterojunctions solar cells 

    Gerling Sarabia, Luis Guillermo; Mahato, Somnath; Morales-Vilches, Ana Belén; Masmitjà Rusiñol, Gerard; Ortega Villasclaras, Pablo Rafael; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Puigdollers i González, Joaquim (2016-02-02)
    Article
    Accés restringit per política de l'editorial
    This work reports on a comparative study comprising three transition metal oxides, MoO3, WO3 and V2O5, acting as front p-type contacts for n-type crystalline silicon heterojunction solar cells. Owing to their high work ...

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