SrTiO3 has a cubic structure with a= 3.905 Å. (i) What is the density of SrTiO3? (ii) many formula units are in the unit cell? (iii) Calculate the planar density for (110). (iv) Now draw the (001) plane (make it at least 4 unit cells big). Now using a Sr cation as the origin, make a square using <110> directions. (v) If this region was defined as the base for a new unit cell and the <001> remained unchanged from the original, how many formula units would be inside that unit cell. What would the density be for the new unit cell? How

SrTiO3 has a cubic structure with a= 3.905 Å. (i) What is the density of SrTiO3? (ii) many formula units are in the unit cell? (iii) Calculate the planar density for (110). (iv) Now draw the (001) plane (make it at least 4 unit cells big). Now using a Sr cation as the origin, make a square using <110> directions. (v) If this region was defined as the base for a new unit cell and the <001> remained unchanged from the original, how many formula units would be inside that unit cell. What would the density be for the new unit cell? How

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter22: Surfaces

Section: Chapter Questions

Problem 22.38E

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