Chiral phonons create spin current without needing magnetic materials

https://phys.org/news/2023-02-chiral-phonons-current-magnetic-materials.html

"waste heat rather than electric signals to generate spin current information more energy efficient... room temperature without needing magnetic materials... direct angular momentum and create and control spin current... 2D layered hybrid organic-inorganic perovskite by using a thermal gradient to introduce heat to the system... computational memory to power grids"

Related:

Controlling the electro-optic response of a perovskite coupled to a phonon-resonant cavity

https://phys.org/news/2023-07-electro-optic-response-perovskite-coupled-phonon-resonant.html

Study leverages chiral phonons for transformative quantum effect

https://phys.org/news/2023-11-leverages-chiral-phonons-quantum-effect.html