Light and sound interplay in whispering gallery mode resonators Gabriele Frigenti, Daniele Farnesi, Simone Berneschi, Stefano Pelli, Giancarlo C. Righini, Gualtiero Nunzi Conti and Silvia Soria Huguet J. Eur. Opt. Society-Rapid Publ., 21 1 (2025) 26 Published online: 11 June 2025 DOI: 10.1051/jeos/2025014