Effect of front-contact laser texturing in thin-film solar cells

  • David Canteli
  • , Ignacio Torres
  • , Susana Fernandez
  • , Jose Domingo Santos
  • , Miguel Morales
  • , Carlos Molpeceres

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

ZnO:Al films of about 400 nm thick were deposited on glass substrates by a magnetron sputtering system. We used a diode-pumped solid-state laser (Nd:YVO4) working at 355 nm to texture the AZO films. The texture patterns used were: a simple pattern obtained by scribing parallel grooves with a constant spacing, and a crisscross pattern obtained with a second array of parallel laser scribes perpendicular to the first one. Varying the process parameters we obtained different morphologies, with scribes ranging from widely spaced to overlapping grooves, and from almost undamaged surfaces to scribes that reached the glass substrate. The light scattering produced by the textured ZnO:Al films was evaluated through the haze factor.

Original languageEnglish
Title of host publicationThe European Conference on Lasers and Electro-Optics, CLEO_Europe_2019
PublisherOptica Publishing Group (formerly OSA)
ISBN (Print)9781728104690
Publication statusPublished - 2019
Externally publishedYes
EventThe European Conference on Lasers and Electro-Optics, CLEO_Europe_2019 - Munich, Germany
Duration: 23 Jun 201927 Jun 2019

Publication series

NameOptics InfoBase Conference Papers
VolumePart F140-CLEO_Europe 2019
ISSN (Electronic)2162-2701

Conference

ConferenceThe European Conference on Lasers and Electro-Optics, CLEO_Europe_2019
Country/TerritoryGermany
CityMunich
Period23/06/1927/06/19

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