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, Haidan Wen

Research output: Chapter in Book/Report/Conference proceedingConference contribution

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.

Original languageEnglish
Title of host publication2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781943580576
DOIs
Publication statusPublished - May 2019
Event2019 Conference on Lasers and Electro-Optics, CLEO 2019 - San Jose, United States
Duration: May 5 2019May 10 2019

Publication series

Name2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings

Conference

Conference2019 Conference on Lasers and Electro-Optics, CLEO 2019
CountryUnited States
CitySan Jose
Period5/5/195/10/19

ASJC Scopus subject areas

  • Spectroscopy
  • Industrial and Manufacturing Engineering
  • Safety, Risk, Reliability and Quality
  • Management, Monitoring, Policy and Law
  • Electronic, Optical and Magnetic Materials
  • Radiology Nuclear Medicine and imaging
  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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  • Cite this

    Zhang, Q., Hong, D., Liu, C., Schaller, R., Fong, D., Bhattacharya, A., & Wen, H. (2019). Gate-tunable terahertz emission at oxide interfaces via ultrafast spin-to-charge current conversion. In 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings [8749497] (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.23919/CLEO.2019.8749497