US 12,075,701 B2
HgCdTe metasurface-based terahertz source and detector
Sushant Sonde, Westmont, IL (US); Yong Chang, Naperville, IL (US); Silviu Velicu, Willowbrook, IL (US); and Srinivasan Krishnamurthy, Cupertino, CA (US)
Assigned to EPIR, INC., Bolingbrook, IL (US)
Filed by Epir, Inc., Bolingbrook, IL (US)
Filed on Nov. 1, 2021, as Appl. No. 17/516,228.
Claims priority of provisional application 63/108,298, filed on Oct. 31, 2020.
Prior Publication US 2022/0231214 A1, Jul. 21, 2022
Int. Cl. H10N 15/10 (2023.01)
CPC H10N 15/15 (2023.02) 5 Claims
OG exemplary drawing
 
1. A Terahertz Source and Detector, comprising:
a nanostructured metasurface configured to transmit fully into a layer of absorbing material below the metasurface to achieve transparent conductivity in the visible spectrum region;
the metasurface composed of crystalline HgCdTe material.