Augmented reality (AR) display, which superimposes virtual images on ambient scene, can
visually blend the physical world and the digital world and thus opens a new vista for human …

In electromagnetics and photonics,'nonlocality'refers to the phenomenon by which the
response/output of a material or system at a certain point in space depends on the input field …

Over the past years, broadband achromatic metalenses have been intensively studied due
to their great potential for applications in consumer and industry products. Even though …

Control over the dispersion of the refractive index is essential to the performance of most
modern optical systems. These range from laboratory microscopes to optical fibres and even …

Metamaterials enable precise tailoring of light–matter interactions at the subwavelength
scale, permitting access to the full range of electromagnetic responses encoded in Maxwell's …

Flat optics consisting of nanostructures of high–refractive index materials produce lenses
with thin form factors that tend to operate only at specific wavelengths. Recent attempts to …

Optical elements play a crucial role in many modern systems, from cellphones to missiles.
The miniaturization trend poses a challenge to optics, since classical lenses and mirrors …

Metamaterials are artificial structures with the ability to efficiently control light‐field, attracting
intensive attention in the past few decades. People have studied the working principles …

1 Southeast University, Nan**g 210096, People's Republic of China 2 Hong Kong
University, Hong Kong Special Administrative Region of China, People's Republic of China …

Optical imaging systems have greatly extended human visual capabilities, enabling the
observation and understanding of diverse phenomena. Imaging technologies span a broad …