Reversible Structural Transformation between Polar Polymorphs of Li2GeTeO6 | |
Zhao, Mei-Huan1; Wang, Wei6,7; Han, Yifeng1; Xu, Xueli2; Sheng, Zhigao2; Wang, Yaojin3; Wu, Meixia1; Grams, Christoph P.5; Hemberger, Joachim5; Walker, David4 | |
刊名 | INORGANIC CHEMISTRY |
2019-01-21 | |
卷号 | 58期号:2页码:1599-1606 |
ISSN号 | 0020-1669 |
DOI | 10.1021/acs.inorgchem.8b03114 |
英文摘要 | Li2GeTeO6 prepared at ambient pressure adopts the corundum derivative ordered ilmenite structure (rhombohedral R3). When heated at 1073 K and 3-5 GPa, the as-made Li2GeTeO6 can convert into a LiSbO3-derived Li2TiTeO6-type phase (orthorhombic Pnn2), which is the third LiSbO3-derived double A(2)BB'O-6 phase in addition to Li2TiTeO6 and Li2SnTeO6. This Pnn2 Li2GeTeO6 phase spontaneously reverts to the R3 phase if annealed up to 1023 K at ambient pressure. Although the crystal structural analyses and second harmonic generation measurements clearly demonstrate the polar nature of both the R3 and Pnn2 phases, P(E) and dielectric measurements do not show any convincing ferroelectric response. Given the large estimated spontaneous polarization (17 and 80 mu C/cm(2)), the absence of ferroelectric behavior could be attributed to the random domain distribution and leakage due to Li-ion migration. |
资助项目 | National Natural Science Fund of China[NSFC-21875287] ; National Key R&D Program of China[017YFA0303603] ; National Natural Science Foundation of China[NSFC-U1532155] ; National Natural Science Foundation of China[11574316] ; National Natural Science Foundation of China[NSFC-11874032] ; German Research Foundation[CRC 1238] ; [NSF-DMR-1507252] |
WOS关键词 | ROOM-TEMPERATURE ; MAGNETIC-PROPERTIES ; OXIDES ; MAGNETORESISTANCE ; POLARIZATION ; TELLURATES ; SYMMETRY |
WOS研究方向 | Chemistry |
语种 | 英语 |
出版者 | AMER CHEMICAL SOC |
WOS记录号 | WOS:000456633400069 |
资助机构 | National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Natural Science Fund of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Key R&D Program of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation ; German Research Foundation |
内容类型 | 期刊论文 |
源URL | [http://ir.hfcas.ac.cn:8080/handle/334002/41735] |
专题 | 合肥物质科学研究院_中科院强磁场科学中心 |
通讯作者 | Greenblatt, Martha; Li, Man-Rong |
作者单位 | 1.Sun Yat Sen Univ, Sch Chem, Minist Educ, Key Lab Bioinorgan & Synthet Chem, Guangzhou 510275, Guangdong, Peoples R China 2.Chinese Acad Sci, High Field Magnet Lab, Hefei 230031, Anhui, Peoples R China 3.Nanjing Univ Sci & Technol, Sch Mat Sci & Engn, Nanjing 210094, Jiangsu, Peoples R China 4.Columbia Univ, Lamont Doherty Earth Observ, 61 Route 9W, Palisades, NY 10964 USA 5.Univ Cologne, Phys Inst 2, D-50937 Cologne, Germany 6.Rutgers State Univ, Dept Chem & Chem Biol, 610 Taylor Rd, Piscataway, NJ 08854 USA 7.Sun Yat Sen Univ, Sch Mat, Guangzhou 510275, Guangdong, Peoples R China |
推荐引用方式 GB/T 7714 | Zhao, Mei-Huan,Wang, Wei,Han, Yifeng,et al. Reversible Structural Transformation between Polar Polymorphs of Li2GeTeO6[J]. INORGANIC CHEMISTRY,2019,58(2):1599-1606. |
APA | Zhao, Mei-Huan.,Wang, Wei.,Han, Yifeng.,Xu, Xueli.,Sheng, Zhigao.,...&Li, Man-Rong.(2019).Reversible Structural Transformation between Polar Polymorphs of Li2GeTeO6.INORGANIC CHEMISTRY,58(2),1599-1606. |
MLA | Zhao, Mei-Huan,et al."Reversible Structural Transformation between Polar Polymorphs of Li2GeTeO6".INORGANIC CHEMISTRY 58.2(2019):1599-1606. |
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