Recent Submissions

  • Analysis of the behaviour of cadmium telluride and crystalline silicon photovoltaic modules deployed outdoor under humid continental climate conditions 

    Kichou, Sofiane; Wolf, Petr; Silvestre Bergés, Santiago; Chouder, Aissa (2018-07-20)
    Article
    Restricted access - publisher's policy
    Photovoltaic (PV) modules are the main element responsible for the harvesting of solar radiation in PV systems. Thus, their reliability and durability are two crucial factors to take in consideration for conceiving ...
  • Sliding mode analysis applied to improve the dynamical response of a spherical 3D wind sensor for Mars atmosphere 

    Atienza García, María Teresa; Kowalski, Lukasz; Gorreta Mariné, Sergio; Jimenez Serres, Vicente; Castañer Muñoz, Luis María; Domínguez Pumar, Manuel (2017-11-01)
    Article
    Open Access
    The objective of this paper is to show how the structure of a thermal wind anemometer can be tuned to ensure a fast response when the sensor works in closed loop configuration (constant temperature operation). If the thermal ...
  • Effect of dielectrophoretic force in the self-assembly process of electrosprayed nanoparticles 

    Castañer Muñoz, Luis María; Bermejo Broto, Sandra; Domínguez Pumar, Manuel (2017-03-31)
    Article
    Open Access
    In this work the effect of the dielectrophoretic force (DEP) in the self-assembly process of nanoparticles electrosprayed onto a substrate, is examined. DEP force is originated by the electric field created by the electrospray ...
  • Low temperature back-surface-field contacts deposited by hot-wire CVD for heterojunction solar cells 

    Muñoz Cervantes, Delfina; Voz Sánchez, Cristóbal; Martín García, Isidro; Orpella García, Alberto; Alcubilla González, Ramón; Villar, F; Bertomeu Balaguero, Joan; Andreu Batallé, Jordi; Roca-I-Cabarrocas, P (2008-08)
    Article
    Open Access
    The growing interest in using thinner wafers (< 200 µm) requires the development of low temperature passivation strategies for the back contact of heterojunction solar cells. In this work, we investigate low temperature ...
  • Colloidal crystal wires 

    Tymczenko, M; Marsal, L E; Todorov Trifonov, Trifon; Rodriguez, Isabelle; Ramiro-Manzano, F; Pallares, J; Rodríguez Martínez, Ángel; Alcubilla González, Ramón; Meseguer, F (2008-06-18)
    Article
    Restricted access - publisher's policy
    Several configurations of colloidal wires are obtained by infiltration of charge-stabilized polystyrene spheres into cylindrical pores of a silicon membrane (see figure). As channel dimensions are comparable to those of ...
  • Increased conductivity of a hole transport layer due to oxidation by a molecular nanomagnet - art. no. 096110 

    Cheylan, Stephanie; Puigdollers i González, Joaquim; Bolink, H J; Coronado, E; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Badenes, G (American Institute of Physics (AIP), 2008-05)
    Article
    Restricted access - publisher's policy
    Thin film transistors based on polyarylamine poly(N,N'-diphenyl-N,N'bis(4-hexylphenyl)-[1,1'biphenyl]-4,4'-diamine (pTPD) were fabricated using spin coating in order to measure the mobility of pTPD upon oxidation. Partially ...
  • First use of macroporous silicon loaded with catalyst film for a chemical reaction: a microreformer for producing hydrogen from ethanol steam reforming 

    Llorca Piqué, Jordi; Casanovas Grau, Albert; Todorov Trifonov, Trifon; Rodríguez Martínez, Ángel; Alcubilla González, Ramón (2008-04-25)
    Article
    Restricted access - publisher's policy
    Macroporous silicon with millions of parallel microchannels per square centimeter can be used as a micromonolithic support for high-speed catalysis in miniaturized systems, opening a new and exciting field of research and ...
  • Optical properties of 3D macroporous silicon structures 

    Garin Escriva, Moises; Todorov Trifonov, Trifon; Rodríguez Martínez, Ángel; Marsal Garví, Lluís Francesc; Alcubilla González, Ramón (2008-04-15)
    Article
    Restricted access - publisher's policy
    We study the optical properties of three-dimensional (3D) microstructures fabricated by electrochemical etching of macroporous silicon with modulated pore diameter. Optical measurements along the pore axis reveal photonic ...
  • Very low surface recombination velocity of crystalline silicon passivated by phosphorus-doped a-SiCxNy:H(n) alloys 

    Ferre, R; Orpella García, Alberto; Muñoz Cervantes, Delfina; Martín García, Isidro; Recart, F; Voz Sánchez, Cristóbal; Puigdollers i González, Joaquim; Cabarrocas, Roca I P; Alcubilla González, Ramón (2008-03)
    Article
    Restricted access - publisher's policy
    Hydrogenated and phosphorus-doped amorphous silicon carbonitride films (a-SiCxNy:H(n)) were deposited by plasma-enhanced chemical vapor deposition (PECVD) on crystalline silicon surface in order to explore surface passivation ...
  • Macroporous silicon: a versatile material for 3D structure fabrication 

    Todorov Trifonov, Trifon; Rodríguez Martínez, Ángel; Marsal, L F; Pallares, J; Alcubilla González, Ramón (2008-02)
    Article
    Restricted access - publisher's policy
    This work focuses on the fabrication of three-dimensional (3D) microstructures by electrochemical etching of n-type silicon. We exploit the possibility of modulating the pore diameter along the growing direction to produce ...
  • Characterization of 2D macroporous silicon photonic crystals: improving the photonic band identification in angular-dependent reflection spectroscopy in the mid-IR 

    Král, Z; Ferré Burrull, José; Pallarès Marzal, Josep; Todorov Trifonov, Trifon; Rodríguez Martínez, Ángel; Alcubilla González, Ramón; Marsal, L F (2008-02)
    Article
    Restricted access - publisher's policy
    We report the experimental characterization of two-dimensional (2D) macroporous silicon photonic crystals using angular-dependent reflectance spectroscopy in the mid-IR region. We have investigated different sample structures ...
  • Progress in a-Si:H/c-Si heterojunction emitters obtained by Hot-Wire CVD at 200 °C 

    Muñoz Cervantes, Delfina; Voz Sánchez, Cristóbal; Martín García, Isidro; Orpella García, Alberto; Puigdollers i González, Joaquim; Alcubilla González, Ramón; Villar, F; Bertomeu Balaguero, Joan; Andreu Batallé, Jordi; Damon-Lacoste, J; Cabarrocas, Roca I P (2008-01)
    Article
    Restricted access - publisher's policy
    In this work, we investigate heterojunction emitters deposited by Hot-Wire CVD on p-type crystalline silicon. The emitter structure consists of an n-doped film (20 nm) combined with a thin intrinsic hydrogenated amorphous ...

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