Helical Ground State and Magnetoelectric Properties of Two-Dimensional Nb3Cl8

Explore the intricacies of two-dimensional Nb3Cl8 and its magnetoelectric properties in this 18-minute conference talk from the Workshop on "Spin-Orbit Entangled Quantum Magnetism" at the Erwin Schrödinger International Institute for Mathematics and Physics. Delve into the challenges of ferrovalley coupling and its dependence on the magnetic ground state, with a focus on the predicted helimagnetic state from DFT calculations. Examine the complexities of switching the polar ground state using external electric fields and understand the compound's rich phase diagram. Discover the first-order magnetic phase transition from commensurate non-collinear to long-range spin spiral under strong electric fields, providing valuable insights into the behavior of this promising multiferroic material.