Now showing items 1-18 of 18

  • Analysis of temperature dependent current-voltage and capacitance-voltage characteristics of an Au/V2O5/ n -Si Schottky diode 

    Mahato, Somnath; Biswas, Debaleen; Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Puigdollers i González, Joaquim (2017-08-01)
    Article
    Open Access
    Electronic properties of Au/V2O5/n-Si Schottky device have been investigated by temperature dependent current-voltage (I-V) and capacitance-voltage (C-V) measurements ranging from 300 K to 150 K. Ideality factor (n) and ...
  • A prototype reactor for highly selective solar-driven CO2 reduction to synthesis gas using nanosized earth-abundant catalysts and silicon photovoltaics 

    Urbain, Félix; Tang, Pengyi; Carretero González, Nina Maga; Andreu, Teresa; Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Arbiol Cobos, Jordi; Morante Lleonart, Joan Ramon (2017-10)
    Article
    Open Access
    The conversion of carbon dioxide (CO2) into value-added chemicals and fuels, preferably using renewable energy and earth-abundant materials, is considered a key priority for future energy research. In this work, a bias-free ...
  • Back junction n-type silicon heterojunction solar cells with V2O5 hole-selective contact 

    Gerling Sarabia, Luis Guillermo; Masmitjà Rusiñol, Gerard; Voz Sánchez, Cristóbal; Ortega Villasclaras, Pablo Rafael; Puigdollers i González, Joaquim; Alcubilla González, Ramón (Elsevier, 2016)
    Conference lecture
    Open Access
  • Characterization of alternative carrier selective materials and their application to heterojunction solar cells 

    Gerling Sarabia, Luis Guillermo (Universitat Politècnica de Catalunya, 2017-11-15)
    Doctoral thesis
    Open Access
    Crystalline silicon (c-Si) solar cells can be considered a highly industrialized and mature product with a record conversion efficiency of 26.6%, not far from the practical limit of 29.4% (for single p/n junction devices). ...
  • Characterization of small molecule organic solar cells by variable light intensity measurements 

    Gerling Sarabia, Luis Guillermo (Universitat Politècnica de Catalunya / Universitat de Barcelona, 2013-05)
    Master thesis
    Open Access
    A medida que las energías renovables tienen un mayor peso en el mercado energético, y el sector fotovoltaico tiende hacia menores costos de fabricación y reducido impacto ambiental, las Celdas Solares Orgánicas (CSO) ofrecen ...
  • Characterization of transition metal Oxide/Silicon heterojunctions for solar cell applications 

    Gerling Sarabia, Luis Guillermo; Mahato, Somnath; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Puigdollers i González, Joaquim (2015-10-09)
    Article
    Open Access
    During the last decade, transition metal oxides have been actively investigated as hole- and electron-selective materials in organic electronics due to their low-cost processing. In this study, four transition metal oxides ...
  • 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
    Open Access
    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 ...
  • Interdigitated back-contacted crystalline silicon solar cells with lowerature dopant-free selective contacts 

    Masmitjà Rusiñol, Gerard; Ortega Villasclaras, Pablo Rafael; Puigdollers i González, Joaquim; Gerling Sarabia, Luis Guillermo; Martín, I.; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (Royal Society of Chemistry, 2018-01-01)
    Article
    Open Access
  • 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)
    Conference report
    Restricted access - publisher's policy
    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 ...
  • Intermittent chaos for ergodic light trapping in a photonic fiber plate 

    Mariano, Marina; Kozyreff, Gregory; Gerling Sarabia, Luis Guillermo; Romero Gómez, Pablo; Puigdollers i González, Joaquim; Bravo Abad, Jorge; Martorell, Jordi (2016-12-30)
    Article
    Open Access
    Extracting the light trapped in a waveguide, or the opposite effect of trapping light in a thin region and guiding it perpendicular to its incident propagation direction, is essential for optimal energetic performance in ...
  • Origin of passivation in hole-selective transition metal oxides for crystalline silicon heterojunction solar cells 

    Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Puigdollers i González, Joaquim (2017-01-23)
    Article
    Open Access
    Transition metal oxides (TMOs) have recently demonstrated to be a good alternative to boron/phosphorous doped layers in crystalline silicon heterojunction solar cells. In this work, the interface between n-type c-Si (n-Si) ...
  • 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
    Open Access
    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 ...
  • Straightforward determination of the effective mobility-lifetime product of small molecule organic solar cells 

    Gerling Sarabia, Luis Guillermo; Mahato, S; Galindo Lorente, Sergi; Voz Sánchez, Cristóbal; Puigdollers i González, Joaquim; Alcubilla González, Ramón; Asensi, J.M. (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Restricted access - publisher's policy
    The effective mobility-lifetime product, a figure of merit for charge carrier transport in a photovoltaic device, was determined for small-molecule bulk heterojunction organic solar cells by means of a simplified methodology ...
  • Straightforward determination of the effective mobility-lifetime products of small molecule organic solar cells 

    Gerling Sarabia, Luis Guillermo; Mahato, S; Galindo Lorente, Sergi; Voz Sánchez, Cristóbal; Puigdollers i González, Joaquim; Alcubilla González, Ramón; Asensi, J.M. (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Restricted access - publisher's policy
    The effective mobility-lifetime product, a figure of merit for charge carrier transport in a photovoltaic device, was determined for small-molecule bulk heterojunction organic solar cells by means of a simplified methodology ...
  • Superior performance of V2O5 as hole selective contact over other transition metal oxides in silicon heterojunction solar cells 

    Almora, Osbel; Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Puigdollers i González, Joaquim; Garcia-Belmonte, Germà (2017-08-01)
    Article
    Restricted access - publisher's policy
    Transition metal oxides (TMOs) have recently been proved to efficiently serve as hole-selective contacts in crystalline silicon (c-Si) heterojunction solar cells. In the present work, two TMO/c-Si heterojunctions are ...
  • 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
    Open Access
    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 ...
  • V2Ox-based hole-selective contacts for c-Si interdigitated back-contacted solar cells 

    Masmitjà Rusiñol, Gerard; Gerling Sarabia, Luis Guillermo; Ortega Villasclaras, Pablo Rafael; Puigdollers i González, Joaquim; Martín García, Isidro; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (Royal Society of Chemistry, 2017-05-21)
    Article
    Open Access
    Over the last few years, transition metal oxide layers have been proposed as selective contacts both for electrons and holes and successfully applied to silicon solar cells. However, better published results need the use ...
  • V2Ox-based hole-selective contacts for c-Si interdigitated back-contacted solar cells 

    Masmitjà Rusiñol, Gerard; Gerling Sarabia, Luis Guillermo; Ortega Villasclaras, Pablo Rafael; Puigdollers i González, Joaquim; Martín García, Isidro; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (Royal Society of Chemistry, 2017-04-06)
    Article
    Open Access
    Over the last few years, transition metal oxide layers have been proposed as selective contacts both for electrons and holes and successfully applied to silicon solar cells. However, better published results need the use ...