The growing maturity of nanofabrication has ushered massive sophisticated optical
structures available on a photonic chip. The integration of subwavelength-structured …

Spoof surface plasmons (SSPs) play crucial roles in terahertz (THz) near‐field photonics.
However, both high‐efficiency excitation and wavefront engineering of SSPs remain great …

Although many approaches have been proposed to manipulate propagating waves (PWs)
and surface waves (SWs), usually each operation needs a separate meta-device, being …

Achieving a pre-designed scattering pattern from an ultra-compact platform is highly desired
for on-chip integration optics, but conventional techniques suffer from the limitations of bulky …

Freely tailoring the wavefronts of surface waves (SWs) plays a vital role in on-chip photonics
applications, but diffraction-optics based devices usually exhibit limited tuning functionalities …

Employing couplers to convert guided waves into free-space modes and flexibly control their
wavefront is one of the key technologies in chip-integrated displays and communications …

Coupled photonic systems exhibit intriguing optical responses attracting intensive attention,
but available theoretical tools either cannot reveal the underlying physics or are empirical in …

Metasurfaces have attracted significant attention in recent years due to their unprecedented
light-manipulation abilities. However, most metasurfaces so far have relied on external light …

In this work, we propose and demonstrate a scheme to realize broadband coherent perfect
absorption of spoof surface plasmon polaritons (SPPs) using an ultrathin conductive film …

表面波作为一种信息或能量传递载体, 在片上光学器件及系统中具有重要应用,
然而实现近场表面波到远场传输波的高效自由调控是片上光子学领域中的基础难题 …