Published in
American Association for the Advancement of Science, Science Advances, 4(5), 2019
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Origin of giant negative piezoelectricity in a layered van der Waals ferroelectric
Journal article published in 2019 by
Lu You 
,
Yang Zhang,
Shuang Zhou,
Apoorva Chaturvedi,
Samuel A. Morris ,
Fucai Liu,
Lei Chang,
Daichi Ichinose,
Hiroshi Funakubo,
Weijin Hu ,
Tom Wu,
Zheng Liu ,
Shuai Dong ,
Junling Wang
,
Yang Zhang,
Shuang Zhou,
Apoorva Chaturvedi,
Samuel A. Morris ,
Fucai Liu,
Lei Chang,
Daichi Ichinose,
Hiroshi Funakubo,
Weijin Hu ,
Tom Wu,
Zheng Liu ,
Shuai Dong ,
Junling Wang
This paper is made freely available by the publisher.
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Abstract
Lattice topology and anisotropic chemical bonds underpin unusual negative longitudinal piezoelectricity in van der Waals solids.