Abstract Phase change material Ge 2 Sb 2 Te 5 (GST) has recently emerged as a highly
promising candidate for reconfigurable photonic devices owing to its non-volatility, high …

It is known that amorphous chalcogenide materials exhibit unique optical phenomena,
including high nonlinearity, photodarkening, and phase changes. Upon single or repeated …

Interests surrounding the development of on-chip nonlinear optical devices have been
consistently growing in the past decades due to the tremendous applications, such as …

With the rapid development of microwave photonic functionalities to support 5G and defence
systems, there has been an increased interest in employing stimulated Brillouin scattering …

We propose a nanogap-enhanced phase-change waveguide with silicon PIN heaters.
Thanks to the enhanced light-matter interaction in the nanogap, the proposed structure …

On-chip nonvolatile photonic switches enabled by phase change materials (PCMs) are
promising building blocks for power-efficient programmable photonic integrated circuits …

Integration of chalcogenide waveguides in silicon photonics can mitigate the prohibitive
nonlinear losses of silicon while leveraging the mature complementary metal–oxide …

Heterogeneous integration of materials with a negative thermo-optic coefficient is a simple
and efficient way to compensate the strong detrimental thermal dependence of silicon-on …

Utilization of phase change material in integrated photonic switches has gained significant
attention due to its benefits of a broader bandwidth, higher switching contrast, smaller …

A 1 x 2 multimode interferometer beam splitter based on mid-infrared emitting
chalcogenides waveguides is designed. This device multiplexes mid-infrared light in two …