Silicon (Si) photonics is a disruptive technology on the fast track to revolutionise integrated
photonics. An indispensable branch thereof, heterogeneous Si integration, has also evolved …

The emergence of silicon photonics over the past two decades has established silicon as a
preferred substrate platform for photonic integration. While most silicon-based photonic …

Résumé Mid-infrared photonics in silicon needs low-loss integrated waveguides. While
monocrystalline germanium waveguides on silicon have been proposed, experimental …

Silicon photonics research can be dated back to the 1980s. However, the previous decade
has witnessed an explosive growth in the field. Silicon photonics is a disruptive technology …

Research on two-dimensional designer optical structures, or metasurfaces, has mainly
focused on controlling the wavefronts of light propagating in free space. Here, we show that …

In this paper, we present a brief history of silicon photonics from the early research papers in
the late 1980s and early 1990s, to the potentially revolutionary technology that exists today …

Silicon photonics is playing a key role in areas as diverse as high-speed optical
communications, neural networks, supercomputing, quantum photonics, and sensing, which …

Direct epitaxial integration of III-V materials on Si offers substantial manufacturing cost and
scalability advantages over heterogeneous integration. The challenge is that epitaxial …

Nanophotonic waveguides that implement long optical pathlengths on chips are promising
to enable chip-scale gas sensors. Nevertheless, current absorption-based waveguide …

Ingenious techniques are needed to extend group IV photonics from near-infrared to mid-
infrared wavelengths. If achieved, the reward could be on-chip CMOS optoelectronic …