Abstract
We demonstrate an extremely nonlinear all-dielectric metasurface that employs intersubband polaritons to achieve a second-harmonic conversion coefficient of 3 mW/W2, and second-harmonic power conversion efficiency of 0.045% at a modest pump intensity of 6.7 kW/cm2.
| Original language | English |
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| Title of host publication | 2020 Conference on Lasers and Electro-Optics, CLEO 2020 - Proceedings |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| ISBN (Electronic) | 9781943580767 |
| State | Published - May 2020 |
| Externally published | Yes |
| Event | 2020 Conference on Lasers and Electro-Optics, CLEO 2020 - San Jose, United States Duration: May 10 2020 → May 15 2020 |
Publication series
| Name | Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS |
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| Volume | 2020-May |
| ISSN (Print) | 1092-8081 |
Conference
| Conference | 2020 Conference on Lasers and Electro-Optics, CLEO 2020 |
|---|---|
| Country/Territory | United States |
| City | San Jose |
| Period | 05/10/20 → 05/15/20 |
Funding
This work was supported by the U.S. Department of Energy, Office of Basic Energy Sciences, Division of Materials Sciences and Engineering and performed, in part, at the Center for Integrated Nanotechnologies, an Office of Science User Facility operated for the U.S. Department of Energy (DOE) Office of Science. Sandia National Laboratories is a multi-mission laboratory managed and operated by National Technology and Engineering Solutions of Sandia, LLC, a wholly owned subsidiary of Honeywell International, Inc., for the U.S. Department of Energy’s National Nuclear Security Administration under contract DE-NA0003525. This paper describes objective technical results and analysis. Any subjective views or opinions that might be expressed in the paper do not necessarily represent the views of the U.S. Department of Energy or the United States Government. The University of Texas group acknowledges support from the DARPA NASCENT program.