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## Main Question or Discussion Point

Hi, Can anbody tell me that is the formula to calculate the octahedral rotation angle in Perovskite.

for example in SrTiO3, the TiO6 Octahedral angle. When SrTiO3 goes from Cubic to Tetragonal, this TiO6 Octahedral tilt. I have to find this angle.

Thanks

for example in SrTiO3, the TiO6 Octahedral angle. When SrTiO3 goes from Cubic to Tetragonal, this TiO6 Octahedral tilt. I have to find this angle.

Thanks