High-Pressure, High-Temperature Synthesis and Characterization of Polar and Magnetic LuCrWO6

Sun Woo Kim, Xiaoyan Tan, Corey E. Frank, Zheng Deng, Huaiyu Wang, Liam Collins, Saul H. Lapidus, Changqing Jin, Venkatraman Gopalan, Sergei V. Kalinin, David Walker, Martha Greenblatt

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

A new polar and magnetic oxide, LuCrWO6, was synthesized under high pressure (6 GPa) and high temperature (1673 K). LuCrWO6 is isostructural with the previously reported polar YCrWO6 (SG: Pna21, no. 33). The ordering of CrO6 and WO6 octahedra in the edge-shared dimers induce the polar structure. The effective size of rare earth, Ln cation does not seem to affect the symmetry of LnCrWO6. Second harmonic generation measurements of LuCrWO6 confirmed the noncentrosymmetric character and strong piezoelectric domains are observed from piezoresponse force microscopy at room temperature. LuCrWO6 exhibits antiferromagnetic behavior, TN, of ∼18 K with a Weiss temperature of -30.7 K.

Original languageEnglish
Pages (from-to)3579-3584
Number of pages6
JournalInorganic Chemistry
Volume59
Issue number6
DOIs
StatePublished - Mar 16 2020

Funding

S.W.K. gratefully acknowledges support from the National Research Foundation of Korea (NRF) funded by the Ministry of Science and ICT (2018R1C1B5085301). The work at Rutgers was supported by the US NSF-DMR-1507252 grant. H.W. and V.G. acknowledge funding from NSF grant DMR-1729338 and the Penn State NSF-MRSEC Center for Nanoscale Science grant no. DMR-1420620. The use of the Advanced Photon Source at the Argonne National Laboratory was supported by the U. S. Department of Energy, Office of Science, Office of Basic Sciences, under Contact no. DE-AC02-06CH11357.

FundersFunder number
Office of Basic SciencesDE-AC02-06CH11357
Penn State NSF-MRSEC Center for Nanoscale ScienceDMR-1420620
US NSF-DMR-1507252
National Science FoundationDMR-1729338
U.S. Department of Energy
Office of Science
Ministry of Science, ICT and Future Planning2018R1C1B5085301
National Research Foundation of Korea

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