Dielectric metalens for miniaturized imaging systems: progress and challenges
Lightweight, miniaturized optical imaging systems are vastly anticipated in these fields of
aerospace exploration, industrial vision, consumer electronics, and medical imaging …
aerospace exploration, industrial vision, consumer electronics, and medical imaging …
Artificial intelligence in meta-optics
Recent years have witnessed promising artificial intelligence (AI) applications in many
disciplines, including optics, engineering, medicine, economics, and education. In particular …
disciplines, including optics, engineering, medicine, economics, and education. In particular …
Optical metasurfaces for energy conversion
Nanostructured surfaces with designed optical functionalities, such as metasurfaces, allow
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …
Electrical tuning of phase-change antennas and metasurfaces
Y Wang, P Landreman, D Schoen, K Okabe… - Nature …, 2021 - nature.com
The success of semiconductor electronics is built on the creation of compact, low-power
switching elements that offer routing, logic and memory functions. The availability of …
switching elements that offer routing, logic and memory functions. The availability of …
Recent advances in tunable metasurfaces: materials, design, and applications
Metasurfaces, a two-dimensional (2D) form of metamaterials constituted by planar meta-
atoms, exhibit exotic abilities to tailor electromagnetic (EM) waves freely. Over the past …
atoms, exhibit exotic abilities to tailor electromagnetic (EM) waves freely. Over the past …
Principles, functions, and applications of optical meta‐lens
A meta‐lens is an advanced flat optical device composed of artificial antennas. The
amplitude, phase, and polarization of incident light can be engineered to satisfy the …
amplitude, phase, and polarization of incident light can be engineered to satisfy the …
[HTML][HTML] Tunable/reconfigurable metasurfaces: physics and applications
Metasurfaces, ultrathin metamaterials constructed by planar meta-atoms with tailored
electromagnetic (EM) responses, have attracted tremendous attention due to their exotic …
electromagnetic (EM) responses, have attracted tremendous attention due to their exotic …
Electrically actuated varifocal lens based on liquid-crystal-embedded dielectric metasurfaces
Compact varifocal lenses are essential to various imaging and vision technologies.
However, existing varifocal elements typically rely on mechanically actuated systems with …
However, existing varifocal elements typically rely on mechanically actuated systems with …
Temporal color mixing and dynamic beam shaping with silicon metasurfaces
AL Holsteen, AF Cihan, ML Brongersma - Science, 2019 - science.org
Metasurfaces offer the possibility to shape optical wavefronts with an ultracompact, planar
form factor. However, most metasurfaces are static, and their optical functions are fixed after …
form factor. However, most metasurfaces are static, and their optical functions are fixed after …
A varifocal graphene metalens for broadband zoom imaging covering the entire visible region
The ever-increasing demand for miniaturized optical systems has placed stringent
requirements on the core element: lenses. Developing ultrathin flat lenses with a varifocal …
requirements on the core element: lenses. Developing ultrathin flat lenses with a varifocal …