Neogi, Arup; Walker, Ezekiel; Reyes López, Delfino; Jin, Yuqi
(ACS, 2019-09-30)
Solid phononic crystal (PnC) lenses were made active on infiltration with thermosensitive polymers to produce a thermoactuated hybrid solid lens with variable focusing. Acoustic lenses, both solid state and PnCbased, are ...