Pure optical and reversible optically driven nanowriting of azobenzene block copolymers (Articolo in rivista)

Type
Label
  • Pure optical and reversible optically driven nanowriting of azobenzene block copolymers (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.3685716 (literal)
Alternative label
  • Tantussi F. [ 1,2 ] ; Menghetti S. [ 3 ] ; Caldi E. [ 1 ] ; Fuso F. [ 1,2,4 ] ; Allegrini M. [ 1,2,4 ] ; Galli G. [ 3,5 ] (2012)
    Pure optical and reversible optically driven nanowriting of azobenzene block copolymers
    in Applied physics letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Tantussi F. [ 1,2 ] ; Menghetti S. [ 3 ] ; Caldi E. [ 1 ] ; Fuso F. [ 1,2,4 ] ; Allegrini M. [ 1,2,4 ] ; Galli G. [ 3,5 ] (literal)
Pagina inizio
  • 083103 (literal)
Pagina fine
  • 083103 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 100 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 8 (literal)
Note
  • Scopus (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • [ 1 ] Univ Pisa, Dipartimento Fis Enrico Fermi, I-56127 Pisa, Italy [ 2 ] CNISM, I-56127 Pisa, Italy [ 3 ] Univ Pisa, Dipartimento Chim & Chim Ind, I-56126 Pisa, Italy [ 4 ] INO CNR, Sez Pisa, I-56127 Pisa, Italy [ 5 ] INSTM UdR Pisa, I-56126 Pisa, Italy (literal)
Titolo
  • Pure optical and reversible optically driven nanowriting of azobenzene block copolymers (literal)
Abstract
  • We report on pure optical nanowriting in the near-field of spin-coated films of a specifically synthesized azobenzene-containing block copolymer. Writing is accomplished by linear polarized blue laser radiation, which is efficiently absorbed by the material, and readout is based on polarization-modulation of red laser radiation, which is practically unabsorbed. Purely optical, stable, and reversible modifications are observed at the similar to 100 nm scale. Remarkably, they are not accompanied by any observable topographical change. We attribute the result to the use of a small azobenzene content (3% mol) and to the block architecture of the material. (C) 2012 American Institute of Physics. (literal)
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