The quest towards the integration of ultra-fast, high-precision optical clocks is reflected in the
large number of high-impact papers on the topic published in the last few years. This interest …

The ability to generate complex optical photon states involving entanglement between
multiple optical modes is not only critical to advancing our understanding of quantum …

Integrated quantum photonic applications, providing physically guaranteed communications
security, subshot-noise measurement, and tremendous computational power, are nearly …

The on-chip generation of large and complex optical quantum states will enable low-cost
and accessible advances for quantum technologies, such as secure communications and …

Large-scale integrated quantum photonic technologies, will require on-chip integration of
identical photon sources with reconfigurable waveguide circuits. Relatively complex …

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 …

Entanglement is a fundamental resource in quantum information processing. Several
studies have explored the integration of sources of entangled states on a silicon chip, but the …

Assisted by the rapid development of photonic integrated circuits, scalable and versatile chip-
based quantum light sources with nonlinear optics are increasingly tangible for real-world …

Quantum information science offers inherently more powerful methods for communication,
computation, and precision measurement that take advantage of quantum superposition and …

In recent years, silicon nitride (SiN) has drawn attention for the realisation of integrated
photonic devices due to its fabrication flexibility and advantageous intrinsic properties that …