ABSTRACT Aluminum oxide (Al2O3) is an emerging material in integrated photonics. It
exhibits a very broad transparency window from the UV to the mid-IR, very low propagation …

Optical isolators and circulators are important components for photonic integrated circuits.
Despite significant progress on silicon-on-insulator (SOI) platforms, integrated optical …

Photonic sensors utilize light–matter interaction to detect physical parameters accurately
and efficiently. They exploit the interaction between photons and matter, with light …

Silicon (Si) photonics has recently emerged as a key enabling technology in many
application fields thanks to the mature Si process technology, the large silicon wafer size …

Modulation-based control and locking of lasers, filters and other photonic components is a
ubiquitous function across many applications that span the visible to infrared (IR), including …

As the optical analogue to integrated electronics, integrated photonics has already found
widespread use in data centers in the form of optical interconnects. As global network traffic …

The burgeoning of artificial intelligence has brought great convenience to people's lives as
large-scale computational models have emerged. Artificial intelligence-related applications …

Broadband absorption of electromagnetic waves in different wavelength regions is desired
for applications ranging from highly efficient solar cells, waste heat harvesting, multi-color …

Protecting confidential data is a major worldwide challenge. Classical cryptography is fast
and scalable, but is broken by quantum algorithms. Quantum cryptography is unclonable …

Chip-scale optical devices operated at wavelengths shorter than communication
wavelengths, such as LiDAR for autonomous driving, bio-sensing, and quantum …