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 …

The arrival of the big data era has driven the rapid development of high-speed optical
signaling and processing, ranging from long-haul optical communication links to short-reach …

Wavelength-scale lasers provide promising applications through low power consumption
requiring for optical cavities with increased quality factors. Cavity radiative losses can be …

Plastic waste has been increasingly transferred from land into the ocean and has
accumulated within the food chain, causing a great threat to the environment and human …

It is an important challenge to reduce the power consumption and size of lasers, but
progress has been impeded by quantum noise overwhelming the coherent radiation at …

The efficient, large-scale generation and control of photonic modes guided by van der Waals
materials remains as a challenge despite their potential for on-chip photonic circuitry. We …

We report a new class of optical parametric oscillators, based on a 20-μm-long
semiconductor photonic crystal cavity and operating at telecom wavelengths. Because the …

Silicon does not emit light efficiently, therefore the integration of other light‐emitting
materials is highly demanded for silicon photonic integrated circuits. A number of integration …

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

Compared to traditional, simple, planar or tubular flexible devices fabricated by spin‐
coating, casting, or extrusion, 3D‐printed flexible electronic devices possess complicated …