Optical isolators are indispensable components of almost any optical system and are used
to protect a laser from unwanted reflections for phase-stable coherent operation. The …

Recent decades have seen significant advancements in integrated photonics, driven by
improvements in nanofabrication technology. This field has been developed from integrated …

Measuring topological invariants is an essential task in characterizing topological phases of
matter. They are usually obtained from the number of edge states due to the bulk-edge …

Fibre and bulk optical isolators are widely used to stabilize laser cavities by preventing
unwanted feedback. However, their integrated counterparts have been slow to be adopted …

Quantum optical technologies promise advances in sensing, computing, and
communication. A key resource is squeezed light, where quantum noise is redistributed …

The increasing size of neural networks for deep learning applications and their energy
consumption create a need for alternative neuromorphic approaches, for example, using …

The unique benefits of Fabry–Pérot resonators as frequency-stable reference cavities and
as an efficient interface between atoms and photons make them an indispensable resource …

Lithium niobate-on-insulator (LNOI) is an emerging photonic platform that exhibits favorable
material properties (such as low optical loss, strong nonlinearities, and stability) and enables …

Photonic‐based low‐phase‐noise microwave generation with real‐time frequency tuning is
crucial for a broad spectrum of subjects, including next‐generation wireless …

Electro-optics serves as the crucial bridge between electronics and photonics, unlocking a
wide array of applications ranging from communications and computing to sensing and …