Question: PbO adopts the tetragonal litharge structure that can be described as a distorted variant of the CsCl structure: Equation 5.18 b a CsCl structure SOJT

PbO adopts the tetragonal litharge structure that can be described as a distorted variant of the CsCl structure:

b a CsCl structure SOJT distortion litharge structure

The SOJT distortion driven by Pb+ leads to a large displacement of the cation toward a square face of the

Equation 5.18

dy = R - Bln vy

b a CsCl structure SOJT distortion litharge structure

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