Brillouin Detection of a Complete GHz Mechanical Band Gap

O. Florez; O. Florez; G. Arregui; G. Arregui; J. Gomis-Bresco; M. Albrechtsen; S. Stobbe; C. M. Sotomayor Torres; C. M. Sotomayor Torres; P. D. Garcia

doi:10.1364/CLEO_SI.2021.STu2H.6

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper STu2H.6
•https://doi.org/10.1364/CLEO_SI.2021.STu2H.6

Brillouin Detection of a Complete GHz Mechanical Band Gap

O. Florez, G. Arregui, J. Gomis-Bresco, M. Albrechtsen, S. Stobbe, C. M. Sotomayor Torres, and P. D. Garcia

CLEO: Science and Innovations 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Optomechanics (STu2H)

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O. Florez, G. Arregui, J. Gomis-Bresco, M. Albrechtsen, S. Stobbe, C. M. Sotomayor Torres, and P. D. Garcia, "Brillouin Detection of a Complete GHz Mechanical Band Gap," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper STu2H.6.

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Abstract

We measure a full mechanic gap in the GHz regime for a 2D phononic crystal over the entire Brillouin zone using the noninvasive Brillouin light scattering technique.

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