Integrated optical filters show outstanding capability in integrated reconfigurable photonic
applications, including wavelength division multiplexing (WDM), programmable photonic …

Photonic mechanical sensors offer several advantages over their electronic counterparts,
including immunity to electromagnetic interference, increased sensitivity, and measurement …

Abstract Free-spectral-range (FSR)-free optical filters have always been a critical challenge
for photonic integrated circuits. A high-performance FSR-free filter is highly desired for …

Fano resonance from photonic crystal nanobeam cavity (PCNC) is important building block
for large-scale photonic integrated circuits (PICs) to enable photonic switches and sensors …

On‐chip free spectral range (FSR)‐free optical filter with a compact footprint is crucial for
developing emerging sensing applications, as it allows for the optimal utilization of extensive …

Thermo-optic (TO) modulators play an increasingly important role in wavelength routers,
lidar, optical computing, and other reconfigurable photonic systems. Highly efficient TO …

An all-optical active homodyne detection aided fiber-optic Mach-Zehnder interferometer
(MZI) vital signs monitoring system is proposed and investigated. The active homodyne …

Spectral filtering is essential in daytime quantum key distribution (QKD), which can suppress
the strong background noise caused by scattered solar irradiation. An integrated Fabry …

An ultra-compact on-chip spectrometer was demonstrated based on an array of add-drop
micro-donut resonators (MDRs). The filter array was thermally tuned by a single TiN …

Microresonators facilitate enhanced light-matter interactions within a limited space, showing
great promise for nonlinear optics. Here, we demonstrate a high-quality (Q) factor Fabry …