Hemicylindrical and toroidal liquid microlens formed by pyro-electro-wetting (Articolo in rivista)

Type
Label
  • Hemicylindrical and toroidal liquid microlens formed by pyro-electro-wetting (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Alternative label
  • Miccio L., Paturzo M., Grilli S., Vespini V., Ferraro P. (2009)
    Hemicylindrical and toroidal liquid microlens formed by pyro-electro-wetting
    in Optics letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Miccio L., Paturzo M., Grilli S., Vespini V., Ferraro P. (literal)
Pagina inizio
  • 1075 (literal)
Pagina fine
  • 1077 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 34 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR - Istituto Nazionale di Ottica Applicata, Via Campi Flegrei 34, 80078 Pozzuoli (NA) Italy (literal)
Titolo
  • Hemicylindrical and toroidal liquid microlens formed by pyro-electro-wetting (literal)
Abstract
  • We found that by opportune functionalization of a polar dielectric substrate, a self-arrangement of hemicylindrical or toroidal-shaped liquid droplets can be obtained. The process takes place when a thermal stimulus is provided to a poled substrate whose surface is covered by an oily substance layer. Liquid droplet self-arrangement is due to the pyroelectric effect, and interferometric characterization of the droplets is also reported. We investigated this open microfluidic system for exploring the possibility to obtain liquid cylindrical microlens with variable focal length. Liquid microtoroidal structures arrays are also realized. They could find application as resonant liquid microcavities for whispering gallery modes. (literal)
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