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 …

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 …

Optical-frequency synthesizers, which generate frequency-stable light from a single
microwave-frequency reference, are revolutionizing ultrafast science and metrology, but …

Miniaturized integrated spectrometers will have unprecedented impact on applications
ranging from unmanned aerial vehicles to mobile phones, and silicon photonics promises to …

The micro‐transfer‐printing of prefabricated C‐band semiconductor optical amplifiers
(SOAs) on a silicon waveguide circuit is reported. The SOAs are 1.35 mm in length and 40 …

We have seen the significant influence of the information revolution brought about by
optoelectronic sensing technologies on human civilization over the last few decades …

Tremendous scientific progress has been achieved through the development of nonlinear
integrated photonics. Prominent examples are Kerr frequency comb generation in …

The availability of silicon photonic integrated circuits (ICs) in the 2–4 μm wavelength range
enables miniature optical sensors for trace gas and bio-molecule detection. In this paper, we …

High-power amplifiers are critical components in optical systems spanning from long-range
optical sensing and optical communication systems to micromachining and medical surgery …

Nonlinear frequency conversion plays a crucial role in advancing the functionality of next-
generation optical systems. Portable metrology references and quantum networks will …