Results 111 to 120 of about 2,375 (203)

Detection of elliptical polarization parameters using a metalens

Компьютерная оптика
A metalens capable of detecting the polarization ellipticity of an incident beam is considered in this paper. This metalens consists of blocks with diffraction gratings of a 140-nm height and a 220-nm period.
A.G. Nalimov, V.V. Kotlyar, A.A. Kovalev, S.D. Poletaev, Y.V. Khanenko   +4 more
doaj   +1 more source

Thermally reconfigurable dielectric metalens

, 2021
Metasurfaces rely on a lattice of nano-structures patterned on a two-dimensional layer to control the light properties in an unique manner. Indeed, they can combine reconfigurable capabilities and nanoscale control of the light properties exploiting sub ...
Lin R-J, Archetti A, Tsoulos T V, Restori N and Tagliabue G, Kiani F   +4 more
core  

Multiplexed terahertz multifocal metalens based on stretchable single-, dual-, and quad-axis synthetic rectangular optical sparse aperture

Materials & Design
As ultrathin optical elements with subwavelength structures densely arranged, planar lens or called metalens can effectively focus incident wave. Due to the compact design and wide operating frequency of metalens, it becomes promising in applications ...
Yuxin Liu, Yu-Sheng Lin
doaj   +1 more source

Polychromatic metalens [PDF]

Nature Photonics, 2012
openaire   +1 more source

Longitudinal tri-foci Metalens empowered multiple-magnification and diffraction-limited microscope

Dielectric metalens has emerged as an attractive device for advanced imaging system because of its powerful manipulation ability of light beam, small volume, and light weight.
Kian Shen Kiang (17816459), Jize Yan (11823950), Chuang Sun (213722), Zixuan Wang (35190), Jun-Yu Ou (5329667)   +4 more
core   +1 more source

Design and optimization of dielectric metalens with quasi-periodic arrays [PDF]

Metalenses have attracted a great deal of research interests due to the property of light controllability. How to enhance the focusing effect of metalens has always been a key problem that many researchers have been working on.
Gu, Tianqi, Luo, Tianzhi, Tang, Dawei, Guo, Ziming   +3 more
core   +1 more source

MetaCraft: Database-driven metalens design and optimization software

Metalens design and optimization software (MetaCraft) is a Python-based software that generates a variety of metalens designs based on the user preferences.
Yujin Park, Cherry Park, Hanlyun Cho, Junsuk Rho, Jaebum Noh, Dohyun Kang   +5 more
core   +1 more source

Compound Metalens Enabling Distortion-Free Imaging

The emergence of metalenses has impacted a wide variety of applications such as beam steering, imaging, depth sensing, and display projection. Optical distortion, an important metric among many optical design specifications, has however rarely been ...
Mikhail Y. Shalaginov, Padraic Burns, Hung-I Lin, Hanyu Zheng, Zhaoyi Li, Tian Gu, Fan Yang, Juejun Hu   +7 more
core   +1 more source

Metalens Enables Parallel Chromatic Confocal Imaging over a Millimeter-Scale Depth Range with an Axial Space-Bandwidth Product of 68. [PDF]

Nano Lett
Lin YJ, Zhao L, Rahman MT, Liu B, Ding G, Xia T, Yang J, Ni X, Liu Z.   +8 more
europepmc   +1 more source

Additively Manufactured Wideband Millimeter-Wave Sidelobe Suppression of Metalens Antenna

This paper designs a transmissive metalens unit with independent control of amplitude and phase The proposed metalens can be used as an antenna in package AiP solution to shape the radiation patterns for the millimeter wave mm Wave transceiver chip ...
Cai, J, Wang, X, Deng, L, Yang, Y, Li, S, Chen, W   +5 more
core   +1 more source