Cai & Wang have published one paper of “PMUT Photoacoustic Imaging In Vivo” in Microsystems & Nanoengineering !

J. Cai, Y. Wang, L. Lou, S. Zhang, Y. Gu, F. Gao and T. Wu, “BEYOND FUNDAMENTAL RESONANCE MODE: HIGH-ORDER MULTI-BAND ALN PMUT FOR PHOTOACOUSTIC IMAGING IN VIVO”, Microsystems & Nanoengineering, https://doi.org/10.1038/s41378-022-00426-7