High harmonic generation in topological chiral crystals

Prashant Padmanabhan, Tyler A. Cochran, Nicholas Sirica, Tiema Qian, Ni Ni, Dmitry A. Yarotski, Jian Xin Zhu, M. Z. Hasan, Rohit P. Prasankumar

Research output: Contribution to journalConference articlepeer-review


We demonstrate perturbative optical harmonic generation up to fifth order in the topological chiral crystal RhSi under femtosecond mid-infrared excitation, with particularly strong third harmonic responses that may be linked to Berry curvature contributions.

Original languageEnglish (US)
Article numberFTu1L.1
JournalOptics InfoBase Conference Papers
StatePublished - 2021
EventCLEO: QELS_Fundamental Science, CLEO: QELS 2021 - Part of Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States
Duration: May 9 2021May 14 2021

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials


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