%0 Journal Article %T Design and analysis of a planar quasistatic electric field sensor based on nonlinearity of ferroelectric materials %A Zheng, Wenjing %A Mu, Hongzhi %A Zhang, Anhang %A Lu, Sixiu %J Proceedings of SPIE %V 11887 %P 118870L-118870L-6 %@ 0277-786X %D 2021-07-02 %I SPIE %~ DeepDyve