Schematic of a platinum-nickel oxide heterostructure emitting terahertz radiation (green line) in response to laser excitation (red arrows) in the presence of a magnetic field (black arrow). Selected for an Editors’ Suggestion.
From the article:
Separating Terahertz Spin and Charge Contributions from Ultrathin Antiferromagnetic HeterostructuresT. W. J. Metzger, P. Fischer, T. Kikkawa, E. Saitoh, A. V. Kimel, and D. Bossini
Phys. Rev. Lett. 135, 076702 (2025)
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