Optics offers unique opportunities for reducing energy in information processing and
communications while simultaneously resolving the problem of interconnect bandwidth …

Germanium (Ge) has played a key role in silicon photonics as an enabling material for
datacom applications. Indeed, the unique properties of Ge have been leveraged to develop …

Heterogeneous silicon photonics using wafer bonding is reaching maturity with commercial
products for the data center market being shipped in volume. Here we give an overview of …

Monolithic integration of optoelectronics with electronics is a much-desired functionality.
Here, we demonstrate that it is possible to realize low-loss Ge quantum-well photonic …

The majority of the most successful optical modulators in silicon demonstrated in recent
years operate via the plasma dispersion effect and are more specifically based upon free …

We review recent advances in integrated large-scale optical phased arrays. The design and
fabrication of large-scale optical phased arrays using silicon photonic circuits are discussed …

Monolithically integrated, active photonic devices on Si are key components in Si-based
large-scale electronic-photonic integration for future generations of high-performance, low …

Silicon photonics for synergistic electronic–photonic integration has achieved remarkable
progress in the past two decades. Active photonic devices, including lasers, modulators, and …

Electro-optic modulation performs the conversion between the electrical and optical domain
with applications in data communication for optical interconnects, but also for novel optical …

Germanium/Silicon-Germanium (Ge/SiGe) multiple quantum wells receive great attention for
the realization of Si-based optical modulators, photodetectors, and light emitters for short …