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Ferroelectric “gourd” goes into vdW atomic cage |
Shuai Dong( ) |
| School of Physics, Southeast University, Nanjing 211189, China |
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Abstract Ferroelectrics in the two-dimensional limit is crucial for further miniaturization of micro-electro-mechanical systems. CuInP2S6, a star of new developing vdW ferroelectrics, will answer some long-standing questions.
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Corresponding Author(s):
Shuai Dong
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Issue Date: 10 October 2020
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| 1 |
F. Liu, L. You, K. L. Seyler, X. Li, P. Yu, J. Lin, X. Wang, J. Zhou, H. Wang, H. He, S. T. Pantelides, W. Zhou, P. Sharma, X. Xu, P. M. Ajayan, J. L. Wang, and Z. Liu, Room-temperature ferroelectricity in CuInP2S6 ultrathin flakes, Nat. Commun. 7, 12357 (2016)
https://doi.org/10.1038/ncomms12357
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| 2 |
K. Chang, J. Liu, H. Lin, N. Wang, K. Zhao, A. Zhang, F. Jin, Y. Zhong, X. Hu, W. Duan, Q. Zhang, L. Fu, Q. K. Xue, X. Chen, and S. H. Ji, Discovery of robust in-plane ferroelectricity in atomic-thick SnTe, Science 353, 274 (2016)
https://doi.org/10.1126/science.aad8609
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| 3 |
M. Wu and P. Jena, The rise of two-dimensional van der Waals ferroelectrics, WIREs Comput. Mol. Sci. 8, e1365 (2018)
https://doi.org/10.1002/wcms.1365
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| 4 |
L.-F. Lin, Y. Zhang, A. Moreo, E. Dagotto, and S. Dong, Frustrated dipole order induces noncollinear proper ferrielectricity in two dimensions, Phys. Rev. Lett. 123, 067601 (2019)
https://doi.org/10.1103/PhysRevLett.123.067601
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| 5 |
L. You, Y. Zhang, S. Zhou, A. Chaturvedi, S. A. Morris, F. Liu, L. Chang, D. Ichinose, H. Funakubo, W. Hu, T. Wu, Z. Liu, S. Dong, and J. L. Wang, Origin of giant negative piezoelectricity in a layered van der Waals ferroelectric, Sci. Adv. 5(4), eaav3780 (2019)
https://doi.org/10.1126/sciadv.aav3780
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| 6 |
J. A. Brehm, S. M. Neumayer, L. Tao, A. O’Hara, M. Chyasnavichus, M. A. Susner, M. A. McGuire, S. V. Kalinin, S. Jesse, P. Ganesh, S. T. Pantelides, P. Maksymovych, and N. Balke, Tunable quadruple-well ferroelectric van der Waals crystals, Nat. Mater. 19, 43 (2020)
https://doi.org/10.1038/s41563-019-0532-z
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| 7 |
S. Zhou, L. You, A. Chaturvedi, S. A. Morris, J. S. Herrin, N. Zhang, A. Abdelsamie, Y. Hu, J. Chen, Y. Zhou, S. Dong, and J. L. Wang, Anomalous polarization switching and permanent retention in a ferroelectric ionic conductor, Mater. Horiz. 7, 263 (2020)
https://doi.org/10.1039/C9MH01215J
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| 8 |
S. Zhou, L. You, H. L. Zhou, Y. Pu, Z. G. Gui, and J. L. Wang, Van der Waals layered ferroelectric CuInP2S6: Physical properties and device applications, Front. Phys. 16(1), 13301 (2021)
https://doi.org/10.1007/s11467-020-0986-0
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