Optical links are moving to higher and higher transmission speeds while shrinking to shorter
and shorter ranges where optical links are envisaged even at the chip scale. The scaling in …

Lithium niobate (LiNbO3) on insulator (LNOI) is a promising material platform for integrated
photonics due to single crystal LiNbO3 film's wide transparent window, high refractive index …

Electro-optic modulators are an indispensable part of photonic communication systems,
largely dictating the achievable transmission rate. Recent advances in materials and …

Graphene is an ideal material for optoelectronic applications. Its photonic properties give
several advantages and complementarities over Si photonics. For example, graphene …

The modulator is a key component in optical communications. Several graphene-based
amplitude modulators have been reported based on electro-absorption. However, graphene …

Recent advances in silicon photonic chips have made huge progress in optical computing
owing to their flexibility in the reconfiguration of various tasks. Its deployment of neural …

Microwave signal filtering is a fundamental and central functionality in radio-frequency (RF)
systems. Underpinned by advanced integrated photonics technologies, emerging integrated …

Compact electro-optical modulators are demonstrated on thin films of lithium niobate on
silicon operating up to 50 GHz. The half-wave voltage length product of the high …

Optical phased array (OPA) technology is considered a promising solution for solid-state
beam steering to supersede the traditional mechanical beam steering. As a key component …

Abstract Development of Si photonic integrated circuits (PICs) has been impeded due to lack
of efficient Si-based light-emitting sources. Because of their indirect bandgap, bulk Ge and …