Magnetic Anisotropies and Skyrmion Lattice Related to Magnetic Quadrupole Interactions of the RKKY Mechanism in Frustrated Spin-Trimer System Gd${}_3$Ru${}_4$Al${}_{12}$ with a Breathing Kagome Structure

Shintaro Nakamura

The origin of the magnetic quadrupole (MQ) interactions in Gd${}_3$Ru${}_4$Al${}_{12}$ which is known as a frustrated spin system and as a host material of skyrmion with a sentrosymm…