They attribute this to a symmetric exchange-striction mechanism, which may lead to a better use of multiferroics in magnonic devices.
Ian Aupiais, Masahito Mochizuki, Hideaki Sakata, Romain Grasset, Yann Gallais, AlainSacuto, Maximilien Cazayous 2018, 'Colossal electromagnon excitation in the non-cycloidal phase of TbMnO3 under pressure',npj Quantum Materialshttp://link.springer.com/article/10.1038/s41535-018-0130-3. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)