NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Interfacing Photonics to Free-Space via Large-area Inverse-designed Diffraction Elements and Metasurfaces
Published
Author(s)
Alexander Yulaev, Wenqi Zhu, Chad Ropp, Daron Westly, Gregory Simelgor, Cheng Zhang, Henri Lezec, Amit Agrawal, Vladimir Aksyuk
Abstract
Large-area inverse-designed photonic gratings and optical metasurfaces directly couple waveguides to wide free-space modes with custom wavefronts and polarizations in the visible and near-infrared. Design, modeling methods and experimental results are discussed.
Conference Dates
June 6-10, 2021
Conference Location
Washington, DC, US
Conference Title
OFC: Optical Fiber Communication Conference and Exposition
Yulaev, A.
, Zhu, W.
, Ropp, C.
, Westly, D.
, Simelgor, G.
, Zhang, C.
, Lezec, H.
, Agrawal, A.
and Aksyuk, V.
(2021),
Interfacing Photonics to Free-Space via Large-area Inverse-designed Diffraction Elements and Metasurfaces, OFC: Optical Fiber Communication Conference and Exposition, Washington, DC, US, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=932028
(Accessed October 15, 2025)