Among various flat optical devices, metasurfaces have presented their great ability in
efficient manipulation of light fields and have been proposed for variety of devices with …

The chromatic aberration of metasurfaces limits their application. How to cancel or utilize the
large chromatic dispersion of metasurfaces becomes an important issue. Here, we design Si …

Metasurfaces offer a unique platform to precisely control optical wavefronts and enable the
realization of flat lenses, or metalenses, which have the potential to substantially reduce the …

Metasurface optics provide an ultrathin alternative to conventional refractive lenses. A
present challenge is in realizing metasurfaces that exhibit tunable optical properties and …

Nanostructured metasurfaces offer unique capabilities for subwavelength control of optical
waves. Based on this potential, a large number of metasurfaces have been proposed …

BACKGROUND Future high-performance portable and wearable optical devices and
systems with small footprints and low weights will require components with small form …

Metasurfaces have attracted widespread attention due to an increasing demand of compact
and wearable optical devices. For many applications, polarization-insensitive metasurfaces …

In this paper, we report dispersion-engineered metasurfaces with distinct functionalities
controlled by wavelength. Unlike previous approaches based on spatial multiplexing or …

Metasurfaces are two-dimensional arrangements of optical scatterers rationally arranged to
control optical wavefronts. Despite the significant advances made in wavefront engineering …

Although metasurfaces have shown great potential for manipulating light, most previously
realized meta-devices suffer from uncontrolled angular dispersions, making them …