Optical metalenses—two-dimensional arrays of submicrometre scatterers that collectively
focus light—have experienced growing research interest in recent years as they can realize …

Integrated-resonant units (IRUs), associating various meta-atoms, resonant modes, and
functionalities into one supercell, have been promising candidates for tailoring composite …

Abstract Three-dimensional (3D) imaging is a crucial information acquisition technology for
light detection, autonomous vehicles, gesture recognition, machine vision, and other …

Metasurfaces have recently risen to prominence in optical research, providing unique
functionalities that can be used for imaging, beam forming, holography, polarimetry, and …

Underwater optics in all-aquatic environments is vital for environmental management,
biogeochemistry, phytoplankton ecology, benthic processes, global change, etc. Many …

Optical imaging and sensing systems based on diffractive elements have seen massive
advances over the last several decades. Earlier generations of diffractive optical processors …

Heading toward the next‐generation versatile meta‐devices and meta‐systems with
increasing complexity, it inevitably demands the cascading and coupling between multi …

Metalens, a metasurface with a focusing phase, has been the focus of research due to its
immense potential for use in imaging and display technology. Traditional lens and optical …

Cellular-resolution optical coherence tomography (OCT) is a powerful tool offering
noninvasive histology-like imaging. However, like other optical microscopy tools, a high …

Metalenses are ultrathin optical elements that can focus light using densely arranged
subwavelength structures. Due to their minimal form factor, they have been considered …