Thermal processes in metal-coated fiber probes for near-field experiments (Articolo in rivista)

Type
Label
  • Thermal processes in metal-coated fiber probes for near-field experiments (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Alternative label
  • A. Ambrosioa; M. Allegrini; G. Latini; F. Cacialli (2005)
    Thermal processes in metal-coated fiber probes for near-field experiments
    in Applied physics letters (Online)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • A. Ambrosioa; M. Allegrini; G. Latini; F. Cacialli (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 87 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Fisica \"E. Fermi\", Universitá di Pisa; Department of Physics and Astronomy, University College London, and London Centre for Nanotechnology (literal)
Titolo
  • Thermal processes in metal-coated fiber probes for near-field experiments (literal)
Abstract
  • We have used a ray optics model to calculate the optical power absorbed in the metal coating of apertured probes for scanning near-field optical microscopy. We have then introduced the absorbed power profile into the heat balance equation to calculate the temperature of the probe as a function of the distance from the apex. By comparing our results with available experimental data, we demonstrate accurate prediction of both the temperature profile along the probe, and the temperature increase per mW of power launched into the fiber ?60.7 versus 60 K/mW at 25 ?m from the apex?. (literal)
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