Exploració per autor "Molpeceres Alvarez, Carlos"

Ara es mostren els items 1-13 de 13

    • Fully low temperature interdigitated back-contacted c-Si(n) solar cells based on laser-doping from dielectric stacks 

      Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Muñoz Martín, David; Martín García, Isidro; Voz Sánchez, Cristóbal; Molpeceres Alvarez, Carlos; Alcubilla González, Ramón (2017-09-01)
      Article
      Accés obert
      This work shows a novel fabrication process of interdigitated back-contacted c-Si(n) solar cells based on laser-doped point contacts. In this approach, all the highly-doped regions have been entirely fabricated through UV ...

    • 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)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      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 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 ...

    • 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 ...

    • 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 ...

    • New laser-based approaches to improve the passivation and rear contact quality in high efficiency crystalline silicon solar cells 

      Molpeceres Alvarez, Carlos; Colina Brito, Mónica Alejandra; Muñoz Martín, D.; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; Sánchez Aniorte, M. Isabel; Morales, Miguel; Lauzurica, Sara; García Ballesteros, Juan J.; Voz Sánchez, Cristóbal; López Rodríguez, Gema; Alcubilla González, Ramón (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Optimization of laser doping processes for the creation of p+ regions from solid dopant sources 

      Colina Brito, Mónica Alejandra; Martín García, Isidro; Voz Sánchez, Cristóbal; Morales Vilches, Ana Belén; Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Orpella García, Alberto; Alcubilla González, Ramón; Sanchez Aniorte, Maria Isabel; Molpeceres Alvarez, Carlos (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • Optimization of laser micro-doping processes for silicon photovoltaic applications 

      Colina Brito, Mónica Alejandra; Martín García, Isidro; Voz Sánchez, Cristóbal; Morales Vilches, Ana Belén; Ortega Villasclaras, Pablo Rafael; López, Gema; García Molina, Francisco Miguel; Orpella García, Alberto; Muñoz Martín, D.; Sánchez Aniorte, M. Isabel; Molpeceres Alvarez, Carlos; Alcubilla González, Ramón (2013)
      Comunicació de congrés
      Accés restringit per política de l'editorial

    • Patterning of WOx, VOx, and MoOx thin-films with picosecond and nanosecond laser sources 

      Muñoz García, Cristina; Canteli, David; Lauzurica, Sara; Morales Furio, Miguel; Molpeceres Alvarez, Carlos; Ros Costals, Eloi; Ortega Villasclaras, Pablo Rafael; López González, Juan Miguel; Voz Sánchez, Cristóbal (Elsevier, 2022)
      Text en actes de congrés
      Accés obert
      Transition metal oxide (TMOs) layers have interesting properties as selective contacts, i.e., hole or electron transport layers for novel semiconductor devices. Especially, oxides of molybdenum (MoO3), vanadium (V2O5), and ...

    • Study of the refractive index change in a-Si:H thin films patterned by 532 nm laser radiation for photovoltaic applications 

      Colina Brito, Mónica Alejandra; Molpeceres Alvarez, Carlos; Holgado, Miguel; Gandía, Javier; Nos, Oriol; Ocaña, José L. (2010-04-14)
      Article
      Accés restringit per política de l'editorial
      Laser scribing of hydrogenated amorphous silicon (a-Si:H) is a crucial step in the fabrication of thin film photovoltaic modules. During such process, inherent thermo-mechanical effects associated to laser ablation mechanisms ...

    • Study of the surface recombination velocity for ultraviolet and visible laser-fired contacts applied to silicon heterojunction solar cells 

      Morales Vilches, Ana Belén; Voz Sánchez, Cristóbal; Colina Brito, Mónica Alejandra; Muñoz Martín, D.; Martín García, Isidro; Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Molpeceres Alvarez, Carlos; Alcubilla González, Ramón (2015-07-01)
      Article
      Accés obert
      In this study, we investigate the effect of the laser-firing process on the back surface passivation of p-type silicon heterojunction solar cells. For that purpose, two different nanosecond laser sources radiating at ...