Ferroelasticity, shear modulus softening, and the tetragonal-cubic transition in davemaoite

Tianqi Wan, Chenxing Luo, Zhen Zhang +2

Davemaoite (Dm), the cubic phase of CaSiO3-perovskite (CaPv), is a major component of the Earth's lower mantle. Understanding its elastic behavior, including its dissolution in bri…