Large-area metasurface on CMOS-compatible fabrication platform: driving flat optics from lab to fab
A metasurface is a layer of subwavelength-scale nanostructures that can be used to design
functional devices in ultrathin form. Various metasurface-based optical devices–coined as …
functional devices in ultrathin form. Various metasurface-based optical devices–coined as …
Multifunctional metasurfaces enabled by simultaneous and independent control of phase and amplitude for orthogonal polarization states
Monochromatic light can be characterized by its three fundamental properties: amplitude,
phase, and polarization. In this work, we propose a versatile, transmission-mode all …
phase, and polarization. In this work, we propose a versatile, transmission-mode all …
Toward high‐efficiency ultrahigh numerical aperture freeform metalens: from vector diffraction theory to topology optimization
Optical metasurface is a 2D array of subwavelength meta‐atoms that arbitrarily manipulates
amplitude, polarization, and wavefront of incident light, offering great advantages in …
amplitude, polarization, and wavefront of incident light, offering great advantages in …
Broadband lightweight flat lenses for long-wave infrared imaging
We experimentally demonstrate imaging in the long-wave infrared (LWIR) spectral band (8
μm to 12 μm) using a single polymer flat lens based upon multilevel diffractive optics. The …
μm to 12 μm) using a single polymer flat lens based upon multilevel diffractive optics. The …
Vertically aligned micropillar arrays coated with a conductive polymer for advanced pseudocapacitance energy storage
With the development of high-performance supercapacitors, a conductive polymer (CP)-
based pseudocapacitance electrode with good electrical conductivity and low processing …
based pseudocapacitance electrode with good electrical conductivity and low processing …
CMOS-compatible a-Si metalenses on a 12-inch glass wafer for fingerprint imaging
Metalenses made of artificial sub-wavelength nanostructures have shown the capability of
light focusing and imaging with a miniaturized size. Here, we report the demonstration of …
light focusing and imaging with a miniaturized size. Here, we report the demonstration of …
[HTML][HTML] Analytical modeling of subsurface damage and material removal energy in elliptical vibration cutting of micro-structures on brittle materials
Elliptical vibration cutting (EVC) is a promising technique for the fabrication of micro-
structures on brittle materials. In this work, the surface quality and material removal energy in …
structures on brittle materials. In this work, the surface quality and material removal energy in …
Broadband achromatic metasurfaces for longwave infrared applications
N Song, N Xu, D Shan, Y Zhao, J Gao, Y Tang, Q Sun… - Nanomaterials, 2021 - mdpi.com
Longwave infrared (LWIR) optics are essential for several technologies, such as thermal
imaging and wireless communication, but their development is hindered by their bulk and …
imaging and wireless communication, but their development is hindered by their bulk and …
Focusing and imaging of a polarization-controlled bifocal metalens
Z Yao, Y Chen - Optics Express, 2021 - opg.optica.org
Metalenses are a kind of flat optical device, which consist of an array of nanoantennas with
subwavelength thickness that manipulates the incoming light wavefront in a precisely …
subwavelength thickness that manipulates the incoming light wavefront in a precisely …
Design of the all-silicon long-wavelength infrared achromatic metalens based on deep silicon etching
D Shan, N Xu, J Gao, N Song, H Liu, Y Tang, X Feng… - Optics …, 2022 - opg.optica.org
An all-silicon long-wavelength infrared (LWIR) achromatic metalens based on deep silicon
etching is designed in this paper. With a fixed aperture size, the value range of the …
etching is designed in this paper. With a fixed aperture size, the value range of the …