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Conferences > CLEO_QELS > 2019 > FM4D > FM4D.7

Gate-tunable terahertz emission at oxide interfaces via ultrafast spin-to-charge current conversion

Qi Zhang, Deshun Hong, Changjiang Liu, Richard Schaller, Dillon Fong, Anand Bhattacharya, and Haidan Wen

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Abstract

We demonstrate gate-tunable spintronic terahertz (THz) emission at the interface of LaAlO3 / SrTiO3 due to ultrafast spin-to-charge current conversion. The soft phonon mode of SrTiO3 is also observed in the emitted THz spectra.

© 2019 The Author(s)

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