Acoustic characterization of laser-induced graphene film thermoacoustic loudspeakers

  • Paolo La Torraca
  • , Luca Larcher
  • , Paolo Lugli
  • , Marco Bobinger
  • , Francisco J. Romero
  • , Almudena Rivadeneyra
  • , Yuri Ricci
  • , Luca Cattani
  • , Diego P. Morales
  • , Noel Rodriguez
  • , Alfonso Salinas-Castillo

Research output: Chapter in Book/Report/Conference proceedingsChapterpeer-review

Abstract

We report on the superior performance of laser-induced graphene (LIG) film thermoacoustic (TA) loudspeakers. LIG films are fabricated by laser-ablation of polyimide foil and contacted by screen-printing of silver paste, allowing for a facile, ambient condition fabrication process. The LIG film TA loudspeakers achieve up to 50 dB SPL at 1m distance, showing a 10 dB higher efficiency with respect to the nanostructured TA loudspeakers with polyimide substrate reported in literature.

Original languageEnglish
Title of host publication19th IEEE International Conference on Nanotechnology, NANO 2019
PublisherIEEE Computer Society
Pages5-8
Number of pages4
ISBN (Electronic)9781728128917
DOIs
Publication statusPublished - Jul 2019
Externally publishedYes
Event19th IEEE International Conference on Nanotechnology, NANO 2019 - Macau, China
Duration: 22 Jul 201926 Jul 2019

Publication series

NameProceedings of the IEEE Conference on Nanotechnology
Volume2019-July
ISSN (Print)1944-9399
ISSN (Electronic)1944-9380

Conference

Conference19th IEEE International Conference on Nanotechnology, NANO 2019
Country/TerritoryChina
CityMacau
Period22/07/1926/07/19

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