Phase-change nonlocal metasurfaces for dynamic wave-front manipulation
Recent advances in nonlocal metasurfaces have enabled unprecedented success in
shaping the wave front of light with spectral selectivity, offering alternative solutions for many …
shaping the wave front of light with spectral selectivity, offering alternative solutions for many …
Transmissive Pancharatnam-Berry metasurfaces with stable amplitude and precise phase modulations using dartboard discretization configuration
G Cheng, L Si, Q Shen, R Niu, Q Yuan, X Bao… - Optics …, 2023 - opg.optica.org
Metasurfaces are ultra-thin artificial structures capable of flexibly manipulating
electromagnetic (EM) waves. Among various applications, phase modulation of …
electromagnetic (EM) waves. Among various applications, phase modulation of …
Manipulating continuous optical spectra in the wave vector domain by metalens
R Liu, W Li, W Zhang, J Zhang, X Wang - Optics Letters, 2025 - opg.optica.org
Complete 2π cycling of a phase around a phase singularity leads to a rapid phase variation
in the nearby zones and forms a sharp local k-vector peak. In this paper, the intensity …
in the nearby zones and forms a sharp local k-vector peak. In this paper, the intensity …
Leaky Guided Mode-Induced Large-Angle Nonlocal Metasurfaces
Metasurfaces that can manipulate light in the spatial domain via local modes are an ultrathin
alternative to conventional optical systems. However, achieving large-angle modulation with …
alternative to conventional optical systems. However, achieving large-angle modulation with …