The magneto-optical trap (MOT) is an essential tool for collecting and preparing cold atoms
with a wide range of applications. We demonstrate a planar-integrated MOT by combining …

Optical frequency combs provide a powerful tool for precise measurement of the optical
frequency, holding significant importance in fields such as spectroscopy, optical …

Microresonators on a photonic chip could enhance nonlinear optics effects and thus are
promising for realizing scalable high-efficiency frequency conversion devices. However …

For the applications of the frequency comb in microresonators, it is essential to obtain a fully
frequency-stabilized microcomb laser source. In this study, we present a system for …

The nonlinear coupling between on-chip confined optical modes and free-space continuum
modes is investigated. The radiation of second-harmonic wave due to the pump fields in …

Lasers precisely stabilized to known transitions between energy levels in simple, well‐
isolated quantum systems such as atoms and molecules are essential for a plethora of …

Nonlinear optical effects in integrated microcavities have been studied extensively with the
advantages of strong light-matter interaction, great scalability, and stability due to the small …

For the applications of the frequency comb in microresonators, it is essential to obtain a fully
frequency-stabilized microcomb laser source. Here, we demonstrate an atom-referenced …

We describe a saturated absorption spectrometer that is robust and compact and requires
minimum alignment, which is made possible by using a diffuse probe beam generated by a …

Realizing long-range interactions to simulate physics beyond a minimal Hubbard model has
been a long-standing goal in quantum simulation. In a system composed of ultracold neutral …