A non-magnetic insulator that directly generates orbital currents from a temperature gradient via chiral phonons, providing a pure orbital angular momentum source for low-power spintronic devices without magnetic elements.
Nabei, Yoji · Yang, Cong · Hong, Sun · Jones H. · Mai, Thuc T. · Wang, Tian · Rikard, Bodin · Binod, Pandey · Ziqi, Wang · Xiong, Yuzan · Comstock, Andrew H. · Benjamin, Ewing · John, Bingen · Sun, Rui · Smirnov, Dmitry S. · Zhang, Wei · Hoffmann, Axel A. · Rao, Rahul · Hu, Ming · Vardeny, Zeev Valy · Yan, Binghai · Li, Xiaosong · Zhou, Jun · Liu, Jun · Sun, Dali
Nature Physics 2026