Media type: E-Article Title: High spectral resolution of GaAs/AlAs phononic cavities by subharmonic resonant pump-probe excitation Contributor: Lagoin, Camille; Perrin, Bernard; Atkinson, Paola; Garcia-Sanchez, Daniel imprint: American Physical Society (APS), 2019 Published in: Physical Review B Language: English DOI: 10.1103/physrevb.99.060101 ISSN: 2469-9950; 2469-9969 Origination: Footnote: