Physical Review Letters
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Intrinsic Dynamic Generation of Spin Polarization by Time-Varying Electric Field
Author(s): Xukun Feng, Jin Cao, Zhi-Fan Zhang, Lay Kee Ang, Shen Lai, Hua Jiang, Cong Xiao, and Shengyuan A. Yang
Electric control of spin in insulators is desired for low-consumption and ultrafast spintronics, but the underlying mechanism remains largely unexplored. Here, we propose an intrinsic effect of dynamic spin generation driven by time-varying electric field. In the intraband response regime, it can be… [Phys. Rev. Lett. 135, 106301] Published Wed Sep 03, 2025