UCL Discovery
UCL home » Library Services » Electronic resources » UCL Discovery

Terahertz Generation from GaAs Metasurfaces: Role of Surface Nonlinearity

Hale, LL; Jung, H; Gennaro, S; Briscoe, J; Harris, CT; Lut, TS; Addamane, SJ; ... Mitrofanov, O; + view all (2022) Terahertz Generation from GaAs Metasurfaces: Role of Surface Nonlinearity. In: 2022 Conference on Lasers and Electro-Optics (CLEO). (pp. FM5F.6). IEEE: San Jose, CA, USA. Green open access

[thumbnail of Hale_CLEO2022_MS_Final.pdf]
Preview
Text
Hale_CLEO2022_MS_Final.pdf

Download (368kB) | Preview

Abstract

We show that a GaAs metasurface can generate THz radiation with comparable efficiency to a bulk GaAs crystal. We attribute the enhanced generation to second order nonlinearity with the surface making a strong contribution.

Type: Proceedings paper
Title: Terahertz Generation from GaAs Metasurfaces: Role of Surface Nonlinearity
Event: Conference on Lasers and Electro-Optics (CLEO) 2022
ISBN-13: 9781957171050
Open access status: An open access version is available from UCL Discovery
Publisher version: https://ieeexplore.ieee.org/document/9891292
Language: English
Additional information: This version is the author accepted manuscript. For information on re-use, please refer to the publisher’s terms and conditions.
Keywords: Gallium arsenide, Surface emitting lasers, Crystals, Lasers and electrooptics, Metasurfaces, Laser modes, Electrooptical waveguides
UCL classification: UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science
UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science > Dept of Electronic and Electrical Eng
UCL > Provost and Vice Provost Offices > UCL BEAMS
UCL
URI: https://discovery.ucl.ac.uk/id/eprint/10158205
Downloads since deposit
28Downloads
Download activity - last month
Download activity - last 12 months
Downloads by country - last 12 months

Archive Staff Only

View Item View Item