Rhombohedral structures
Controlled synthesis and size-dependent polarization domain structure of colloidal germanium telluride nanocrystals." Journal of the American Chemical Society 133 (2011) 2044–2047.
, , , and . "Dramatically enhanced polarization in (001), (101), and (111) BiFeO 3 thin films due to epitiaxial-induced transitions." Applied Physics Letters 84 (2004) 5261–5263.
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