Visualization 1: Ferroelectric thin films with liquid crystal for gradient index applications WillekensOliver GeorgeJohn Puthenparampil NeytsKristiaan BeeckmanJeroen 2016 Comparison of the switching behaviour of the liquid crystal in a reference device and one where PZT is over the addressing electrodes. Originally published in Optics Express on 18 April 2016 (oe-24-8-8088)