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

In undergraduate courses on classical electromagnetism, it is taught that a perfect conductor
expels the electromagnetic (EM) field, and hence its surface is not able to support the …

A range of alternative approaches to traditional digital hardware have been explored for the
implementation of artificial neural networks, including optical neural networks and diffractive …

Wireless networks of sensors, displays and smart devices that can be placed on a person's
body could have applications in health monitoring, medical interventions and human …

The extensive research of two-dimensional layered materials has revealed that valleys, as
energy extrema in momentum space, could offer a new degree of freedom for carrying …

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 …

Terahertz science and technology promise many cutting-edge applications. Terahertz
surface plasmonic waves that propagate at metal–dielectric interfaces deliver a potentially …

The conversion from spatial propagating waves to surface plasmon polaritons (SPPs) has
been well studied, and shown to be very efficient by using gradient‐index metasurfaces …

Optical skyrmions have recently been constructed by tailoring vectorial near-field
distributions through the interference of multiple surface plasmon polaritons, offering …

Surface plasmon polaritons (SPPs) are highly localized surface waves that exist on the
interface of two media with opposite permittivities at optical frequencies. To produce spoof …