Realizing efficient on-chip light sources has long been the “holy-grail” for Si-photonics
research. Several important breakthroughs were made in this field in the past few years. In …

Photonic technologies offer numerous functionalities that can be used to realize
astrophotonic instruments. The most spectacular example to date is the ESO Gravity …

Silicon (Si) photonics has recently emerged as a key enabling technology in many
application fields thanks to the mature Si process technology, the large silicon wafer size …

Seamlessly integrating III-V active devices with Si passive components in a monolithic
manner is the key for fully integrated Si photonics. In this article, we demonstrate high …

An efficient photodetector (PD) is a key component in silicon-based photonic integrated
circuits (PICs). III–V PDs with low dark current density, large bandwidth, and wide operation …

Broadband integrated thin-film lithium niobate (TFLN) electro-optic modulators (EOM) are
desirable for optical communications and signal processing in both the O-band (1310 nm) …

Photonic integrated circuits have benefited many fields in the natural sciences. Their
nanoscale patterning has led to the discovery of novel sources and detectors from ultraviolet …

Abstract Despite their ubiquity, Silicon (Si)-based photodetectors face intrinsic limitations
that inhibit their performance, especially in the critical ultraviolet (UV) range. Downshifting of …

High-performance germanium photodiodes are crucial components in silicon photonic
integrated circuits for large-capacity data communication. However, the bandwidths of most …

High quality AlGaN material growth and chip fabrication of monolithically integrated solar
blind light-emitting diodes (LEDs), waveguides and photodetectors (PDs) on an AlGaN multi …