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 …

Microlasers have drawn considerable attention for applications in future optoelectronic
nanoscience and nanotechnology, owing to the capability of scaling physical dimension of …

Whispering-gallery-mode microcavity lasers possess remarkable characteristics such as
high Q factors and compact geometries, making them an essential element in the evolution …

We demonstrate an on-chip Yb^ 3+-doped lithium niobate (LN) microdisk laser. The intrinsic
quality factors of the fabricated Yb^ 3+-doped LN microdisk resonator are measured up to …

Whispering gallery mode (WGM) microresonators have been used as optical sensors in
fundamental research and practical applications. The majority of WGM sensors are passive …

The demand for biosensor technology has grown drastically over the last few decades,
mainly in disease diagnosis, drug development, and environmental health and safety …

Self-referenced biosensing based on mode-splitting on a microring resonator is
experimentally demonstrated. A Bragg grating integrated on the surface of the ring provides …

We report the fabrication and optical characterization of Yb3+-doped waveguide amplifiers
(YDWA) on the thin film lithium niobate fabricated by photolithography assisted chemo …

We demonstrate an on-chip microring laser on Y b^ 3+-doped thin film lithium niobate (Yb:
TFLN) fabricated by photolithography-assisted chemo-mechanical etching technology …

High-quality-factor (Q) optical microcavities have attracted extensive interest due to their
unique ability to confine light for resonant circulation at the micrometer scale. Particular …