Guided acoustic wave Brillouin scattering in photonic crystal fibres

Jean-Charles Beugnot (1) , Hervé Maillotte (1) , Thibaut Sylvestre (1) , Gilles Mélin (2) , Vincent Laude (1)

1 FEMTO-ST - Franche-Comté Électronique Mécanique, Thermique et Optique - Sciences et Technologies (UMR 6174)
2 Alcatel Research and Innovation

We experimentally show the existence of large and isolated guided acoustic wave Brillouin scattering (GAWBS) modes in various photonic crystal fibres which are numerically identified with fundamental longitudinal phonon modes of the solid core.

Domaines: Acoustique [physics.class-ph]; Acoustique [physics.class-ph]

Jean-Charles Beugnot, Hervé Maillotte, Thibaut Sylvestre, Gilles Mélin, Vincent Laude. Guided acoustic wave Brillouin scattering in photonic crystal fibres. Optics Letters, 2007, 32 (1), pp.17-19. ⟨hal-00143547⟩