Ultrasonic wave field image augmentation in PZT sensors using generative machine learning and Coulomb couplingPragyan Banerjee, Shivam Ojha, Nur M. M. Kalimullah, Amit Shelke and Anowarul HabibActa Acust., 9 (2025) 15DOI: https://doi.org/10.1051/aacus/2025002