Publications by authors named "Mikhail V Eremin"
J Phys Condens Matter
November 2018
Article Synopsis
- The study investigates the optical properties of the layered compound α-RuCl during a structural phase transition from a high-temperature monoclinic structure to a low-temperature rhombohedral structure, highlighting the unique symmetry changes.
- Researchers observed unusual phenomena such as a two-step hysteresis in the phase transition, significant reflectivity changes, and a complex dielectric loss spectrum that may indicate remnants of Kitaev physics.
- Despite notable symmetry alterations, most phonon frequencies and spin-orbital excitations remain largely unaffected, suggesting that the molecular layer's symmetry primarily dictates these excitations, while also exploring the low-energy electron structure of ruthenium 4d electrons.
