Dysprosium Stannate

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Dysprosium stannate
Fragment of pyrochlore lattice in spin ice state.png
Names
IUPAC name
Dysprosium stannate
Identifiers
CAS Number
  • 12338-82-8 ☑Y
3D model (JSmol)
  • Interactive image
Properties
Chemical formula
Dy2O7Sn2
Molar mass 674.413 g·mol−1
Density 7.97 g/cm3[1]
Structure[1]
Crystal structure
Pyrochlore
Space group
Fd3m, cF88, No. 227
Lattice constant
a = 1.0396 nm
Formula units (Z)
8
Related compounds
Other anions
Dysprosium titanate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Dysprosium stannate (Dy2Sn2O7) is an inorganic compound, a ceramic of the stannate family, with pyrochlore structure.

Dysprosium stannate, like dysprosium titanate and holmium stannate, is a spin ice material. In 2009, quasiparticles resembling magnetic monopoles were observed at low temperature and high magnetic field.[2][3]

References

  1. 1.0 1.1 Mel'chenko G.G., Serebrennikov V.V. (1973) Russ. J. Inorg. Chem., 18 618–621
  2. "Magnetic Monopoles Detected In A Real Magnet For The First Time". Science Daily. 2009-09-04. https://www.sciencedaily.com/releases/2009/09/090903163725.htm. 
  3. Morris, D. J. P.; Tennant, D. A.; Grigera, S. A.; Klemke, B.; Castelnovo, C.; Moessner, R.; Czternasty, C.; Meissner, M. et al. (2009-09-03). "Dirac Strings and Magnetic Monopoles in Spin Ice Dy2Ti2O7". Science 326 (5951): 411–4. doi:10.1126/science.1178868. PMID 19729617. Bibcode: 2009Sci...326..411M. 




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Categories: [Dysprosium compounds] [Stannates]


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