Optomechanical microwave oscillator and frequency comb generation in a full phononic bandgap 1D optomechanical crystal cavityLaura Mércade, Leopoldo L. Martin, Amadeu Griol, Daniel Navarro-Urrios and Alejandro MartínezEPJ Web Conf., 238 (2020) 11011DOI: https://doi.org/10.1051/epjconf/202023811011