Structure refinement of the silicon carbide polytypes 4H and 6H: unambiguous determination of the refinement parameters


Structure refinement of the silicon carbide polytypes 4H and 6H: unambiguous determination of the refinement parameters

Bauer, A.; Reischauer, P.; Kräusslich, J.; Schell, N.; Matz, W.; Götz, K.

The atomic positions of the silicon carbide polytypes 6H and 4H differ slightly from an ideal tetrahedron. These small deviations can be investigated by X-ray diffraction of so-called "quasiforbidden" reflectios, which are very sensitive to the extremly small variations in the structure.

Keywords: SiC; atomic structure; synchrotron X-ray diffraction

  • Acta Cryst. A57 (2001) 60-67

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