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Ara es mostren els items 60-79 de 124

    • 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)
      Comunicació de congrés
      Accés obert

    • Impact of atomic layer deposition temperature on electrical and optical properties of ZnO:Al films 

      Masmitjà Rusiñol, Gerard; Estarlich Gil, Pau; López Rodríguez, Gema; Martín García, Isidro; Voz Sánchez, Cristóbal; Placidi, Marcel Jose; Torrens Dinarès, Arnau; Saucedo Silva, Edgardo Ademar; Vasquez, Pia; Muñoz, Delfina; Puigdollers i González, Joaquim; Ortega Villasclaras, Pablo Rafael (Elsevier, 2024-03-01)
      Article
      Accés obert
      This work highlights the impact of growth temperature on electrical and optical properties of Al-doped ZnO (AZO) films deposited by atomic layer deposition (ALD) technique. The ALD process and super-cycle sequence have ...

    • Impact of graphene monolayer on the performance of non-conventional silicon heterojunction solar cells with MoOx hole-selective contact 

      Ros Costals, Eloi; Fernández, Susana; Ortega Villasclaras, Pablo Rafael; Taboada Ceballos, Elena; Arnedo, Israel; Gandía Alabau, José Javier; Voz Sánchez, Cristóbal (Multidisciplinary Digital Publishing Institute (MDPI), 2023-01-31)
      Article
      Accés obert
      In this work, a new design of transparent conductive electrode based on a graphene monolayer is evaluated. This hybrid electrode is incorporated into non-standard, high-efficiency crystalline silicon solar cells, where the ...

    • Impact of metallization techniques of surface passivation of high efficiency crystalline silicon solar cells 

      Coll Valentí, Arnau; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; Bermejo Broto, Sandra; López, Gema; Alcubilla González, Ramón (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Most of the high-efficiency c-Si solar cells are based on dielectric films that electrically passivate c-Si surface and must keep their passivation properties after metal deposition on top of them. This work studies the ...

    • Improved electron selectivity in silicon solar cells by cathode modification with a dipolar conjugated polyelectrolyte interlayer 

      Ros Costals, Eloi; Barquera Bibiano, Zaira; Ortega Villasclaras, Pablo Rafael; Gerling Sarabia, Luis Guillermo; Masmitjà Rusiñol, Gerard; Martín García, Isidro; Alcubilla González, Ramón; Puigdollers i González, Joaquim; Voz Sánchez, Cristóbal (2019-01-01)
      Article
      Accés obert
      This work studies a novel electron-selective contact for n-type silicon solar cells based on the modification of the cathode with a polymeric interlayer. Specifically, a thin layer of the conjugated polyelectrolyte PFN is ...

    • Influence of a gold seed in transparent V2Ox/Ag/V2Ox selective contacts for dopant-free silicon solar cells 

      Nguyen, Hieu Trung; Ros Costals, Eloi; Bertomeu Balaguero, Joan; Asensi López, José Miguel; Andreu Batallé, Jordi; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; Garin Escriva, Moises; Puigdollers i González, Joaquim; Voz Sánchez, Cristóbal; Alcubilla González, Ramón; Tom, Thomas (2018-11-05)
      Article
      Accés obert
      Dielectric/metal/dielectric structures based on vanadium pentoxide with a thin silver interlayer have been optimized to replace traditional transparent electrodes. As would be expected, there is a tradeoff in the metal ...

    • Influence of laser wavelength on laser-fired contacts for crystalline silicon solar cells 

      Sanchez Aniorte, Maria Isabel; Muñoz Martín, D.; Morales, M.; Ortega Villasclaras, Pablo Rafael; Martín García, Isidro; Colina Brito, Mónica Alejandra; Alcubilla González, Ramón; Molpeceres Alvarez, Carlos (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Influence of wavelength and pulse duration on the selective laser ablation of WOx, VOx and MoOx thin films 

      Muñoz García, Cristina; Canteli, David; Lauzurica, Sara; Morales, Miguel; Molpeceres Alvarez, Carlos; Ros Costals, Eloi; Ortega Villasclaras, Pablo Rafael; López González, Juan Miguel; Voz Sánchez, Cristóbal (Elsevier, 2022-02-01)
      Article
      Accés obert
      In this paper, we present a study of the laser scribing of WOx, VOx, and MoOx films, deposited onto crystalline silicon, with three different wavelengths (355 nm, 532 nm, and 1064 nm) and in two temporal regimes in pulse ...

    • Influence of wavelength on laser doping and laser-fired contact processes for c-Si solar cells 

      Molpeceres Alvarez, Carlos; Sanchez Aniorte, Maria Isabel; Morales, Miguel; Muñoz, David; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; Colina Brito, Mónica Alejandra; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (SPIE, 2012)
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      This work investigates the influence of the laser wavelength on laser doping (LD) and laser - fired contact (LFC) formation in solar cell structures . We compare the results obtained using the three first harmonics ...

    • Interdigitated back contacted c-Si(p) solar cells with photovoltaic efficiencies beyond 22% 

      Calle Prado, Eric; Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Martín García, Isidro; Carrió, David; Masmitjà Rusiñol, Gerard; Voz Sánchez, Cristóbal; Orpella García, Alberto; Puigdollers i González, Joaquim; Alcubilla González, Ramón (Institute of Electrical and Electronics Engineers (IEEE), 2017)
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      In this work we show a baseline fabrication process of interdigitated back contacted IBC c-Si(p) solar cells, which combines conventional diffusion oven stages to define base p+ and emitter n+/n++ regions at the back side, ...

    • Interdigitated back-contacted crystalline silicon solar cells fully manufactured with atomic layer deposited selective contacts 

      Masmitjà Rusiñol, Gerard; Ros Costals, Eloi; Almache Hernández, Rosa Estefanía; Pusay Villarroel, Benjamín Andrés; Martín García, Isidro; Voz Sánchez, Cristóbal; Saucedo Silva, Edgardo Ademar; Puigdollers i González, Joaquim; Ortega Villasclaras, Pablo Rafael (2022-04-02)
      Article
      Accés obert
      The interdigitated back-contacted (IBC) solar cell concept has been extensively studied for single-junction cells and more recently as a good choice for three-terminal tandem devices. In this work, carrier-selective contacts ...

    • 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
      Accés obert

    • Interdigitated laser-contacted solar cell on liquid-phase crystallized silicon on glass 

      Vetter, Michael; López Rodríguez, Gema; Ortega Villasclaras, Pablo Rafael; Martín García, Isidro; Andrä, Gudrun; Muñoz, David; Molpeceres Alvarez, Carlos (WIP Renewable Energies, 2016)
      Comunicació de congrés
      Accés obert
      10 µm thick liquid-phase crystallized silicon (Si) layers on 3.2 mm Borofloat 33 glass (5cm x 5cm) are fabricated by continuous wave line focus laser (808 nm). A sputtered SiO2/SiON layer stack has been implemented as ...

    • 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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      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 ...

    • Inversion charge study in TMO hole-selective contact-based solar cells 

      García Hernansanz, Rodrigo; Pérez Centeno, F; Duarte Cano, Sebastián; Caudevilla Gutiérrez, Daniel; Algaidy, S.; Garcia Hemme, E.; Olea, J.; Pastor, D.; Del Prado, A.; San Andrés, E.; Martil, Ignacio; Ros Costals, Eloi; Puigdollers i González, Joaquim; Ortega Villasclaras, Pablo Rafael; Voz Sánchez, Cristóbal (2023-09)
      Article
      Accés obert
      In this article, we study the effect of the inversion charge ( Q inv ) in a solar cell based on the hole-selective characteristic of substoichiometric molybdenum oxide (MoO x ) and vanadium oxide (VO x ) deposited directly ...

    • Laser Induced Forward Transfer for front contact improvement in silicon heterojunction solar cells 

      Colina Brito, Mónica Alejandra; Morales Vilches, Ana Belén; Voz Sánchez, Cristóbal; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Alcubilla González, Ramón (2015-05-01)
      Article
      Accés obert
      In this work the Laser Induced Forward Transfer (LIFT) technique is investigated to create n-doped regions on p-type c-Si substrates. The precursor source of LIFT consisted in a phosphorous-do ...

    • Laser processes for contact optimization in c-Si solar cells 

      Molpeceres Alvarez, Carlos; Muñoz Martín, D.; Sánchez Aniorte, M. Isabel; Morales Furio, Miguel; Colina Brito, Mónica Alejandra; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Solid State Lasers (SSL) have been used in microelectronic and photovoltaic (PV) industry for decades but, currently, laser technology appears as a key enabling technology to improve efficiency and to reduce production ...

    • Laser processing of Al2O3/a-SiCx:H stacks: a feasible solution for the rear surface of high-efficiency p-type c-Si solar cells 

      Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; Colina, Monica; Orpella García, Alberto; López, Gema; Alcubilla González, Ramón (2012-04-26)
      Article
      Accés restringit per política de l'editorial
      We explore the potential of laser processing aluminium oxide (Al2O3)/amorphous silicon carbide (a-SiCx:H) stacks to be used at the rear surface of p-type crystalline silicon (c-Si) solar cells. For this stack, excellent ...

    • Laser-fired contact optimization in c-Si solar cells 

      Alcubilla González, Ramón; Ortega Villasclaras, Pablo Rafael; Orpella García, Alberto; Martín García, Isidro; Colina, M.; López Rodríguez, Gema; Voz Sánchez, Cristóbal; Sánchez, Isabel; Molpeceres, Carlos (2011-04-15)
      Article
      Accés restringit per política de l'editorial
      In this work we study the optimization of laser-fired contact (LFC) processing parameters, namely laser power and number of pulses, based on the electrical resistance measurement of an aluminum single LFC point. LFC process ...

    • LIFT front-contact metallization of silicon solar cells 

      Canteli, David; Muñoz García, Cristina; Ortega Villasclaras, Pablo Rafael; Ros Costals, Eloi; Morales, Miguel; Lauzurica, Sara; Voz Sánchez, Cristóbal; Molpeceres Alvarez, Carlos (2021-08)
      Article
      Accés obert
      Laser-Induced Forward Transfer (LIFT) is a very versatile technique, allowing the selective transfer of a wide range of materials with no contact and high accuracy. This work includes the analysis of heterojunction silicon ...