Comparative Analysis of THz Signal Emission from SiO${}_2$/CoFeB/Metal Heterostructures: Wideband and High-Frequency THz Signal Advantage of PtBi-based Emitter

Tristan Joachim Winkel, Tahereh Sadat Parvini, Finn-Frederik Stiewe +3

Spintronic THz emitters have attracted much attention due to their desirable properties, such as affordability, ultra-wideband capability, high efficiency, and tunable polarization…