Summary Phase Change Materials (PCMs) have demonstrated tremendous potential as a
platform for achieving diverse functionalities in active and reconfigurable micro …

Scalable programmable photonic integrated circuits (PICs) can potentially transform the
current state of classical and quantum optical information processing. However, traditional …

Programmable photonics have the potential to completely transform a range of emerging
applications, including optical computing, optical signal processing, light detecting and …

In this Perspective, we discuss the different opportunities offered by time-modulated
metasurfaces for dynamic wavefront engineering and space-time photonics. Efforts in …

We demonstrate a passive all-chalcogenide all-optical perceptron scheme. The network's
nonlinear activation function (NLAF) relies on the nonlinear response of Ge2Sb2Te5 to …

The programmable photonic integrated circuit (PIC) is an enabling technology behind
optical interconnects and quantum information processing. Conventionally, the …

There is now a deep interest in actively reconfigurable nanophotonics as they will enable
the next generation of optical devices. Of the various alternatives being explored for …

Silicon photonics (SiPh) technology has facilitated the deployment of integrated photonics
across different application domains, from ultra-fast communication in Datacom applications …

The objective of this Opinion is to stimulate new research into materials that can meet the
needs of tomorrow's programmable photonics components. Herein, we argue that the …

The optical properties of phase‐change materials (PCMs) can be tuned to multiple levels by
controlling the transition between their amorphous and crystalline phases. In multi‐material …