Mishra, S.K.; Pandey, D.
(American Institute of Physics Inc., 2009)
X-ray diffraction studies on Sr1-x Cax TiO 3 in the temperature range 12 to 300 K reveal cubic to tetragonal (I4/mcm) antiferrodistortive and tetragonal to orthorhombic (Ic2m) polar phase transitions at ∼170 and 225, 32, ...