Abnormal Elasticity of Single-Crystal Magnesiosiderite across the Spin Transition in Earth’s Lower Mantle

Author(s): Suyu Fu, Jing Yang, and Jung-Fu Lin

Measurements of the elastic constants of magnesiosiderite at room temperature and pressures up to 70 GPa show changes in the shear and compressive stress moduli around the material’s spin transition.

[Phys. Rev. Lett. 118, 036402] Published Thu Jan 19, 2017