Design and fabrication of a piezoelectric micromachined ultrasound array transducer for photoacoustic imaging applications. - Hongmin Ahn; Min Sung; Kyounghun Been; Wonkyu Moon (URAI, 2014)

A Critical Step to Using a Parametric Array Loudspeaker in Mobile Devices. - Hongmin Ahn; Kyounghun Been; In-Dong Kim; Chong Hyun Lee; Wonkyu Moon (Sensors, 2019)