钛酸镝
| 钛酸镝 | |
|---|---|
| |
| IUPAC名 Dysprosium titanate | |
| 识别 | |
| CAS号 | 68993-46-4 |
| SMILES |
|
| 性质 | |
| 化学式 | Dy2O7Ti2 |
| 摩尔质量 | 532.73 g·mol−1 |
| 密度 | 6.8 g/cm3[1] |
| 结构 | |
| 晶体结构 | 烧绿石结构[1] |
| 空间群 | Fd3m, cF88, No. 227 |
| 晶格常数 | a = 1.0136 nm |
| 相关物质 | |
| 其他阳离子 | 钛酸钬 |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
钛酸镝（Dy2Ti2O7）是一种无机化合物，是属于钛酸盐的陶瓷，具有烧绿石结构。
钛酸镝与钛酸钬和锡酸钬一样，是一种自旋冰材料。2009年，已观测到钛酸镝在低温高磁场下拥有类似磁单极子的准粒子。[2][3]
钛酸镝（Dy2TiO5）自1995年起用作商业核反应堆的控制棒材料。[4]
参考文献
[编辑]- ^ 1.0 1.1 Dolgikh V.A., Lavat E.A. Preparation of new oxide nitrides with the pyrochlore structure. Russ. J. Inorg. Chem. 1991, 36: 1389–1392.
- ^ Magnetic Monopoles Detected In A Real Magnet For The First Time. Science Daily. 2009-09-04 [2009-09-04]. （原始内容存档于2018-01-07）.
- ^
Morris, D. J. P.; Tennant, D. A.; Grigera, S. A.; Klemke, B.; Castelnovo, C.; Moessner, R.; Czternasty, C.; Meissner, M.; Rule, K. C.; Hoffmann, J.-U.; Kiefer, K.; Gerischer, S.; Slobinsky, D.; Perry, R. S. Dirac Strings and Magnetic Monopoles in Spin Ice Dy2Ti2O7. Science. 2009-09-03, 326 (5951): 411–4. Bibcode:2009Sci...326..411M. PMID 19729617. S2CID 206522398. arXiv:1011.1174
. doi:10.1126/science.1178868.
- ^ Risovany, V.D.; Varlashova, E.E.; Suslov, D.N. Dysprosium titanate as an absorber material for control rods. Journal of Nuclear Materials. 2000, 281 (1): 84–89. Bibcode:2000JNuM..281...84R. doi:10.1016/S0022-3115(00)00129-X.
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