Exploring new materials that meet urgent needs via advanced paradigms is still a challenge.
Herein, aiming at deep-ultraviolet optical functional materials with targeted properties …

The combination of optical time transfer and optical clocks opens up the possibility of large-
scale free-space networks that connect both ground-based optical clocks and future space …

Optical frequency combs have enabled unique advantages in broadband, high-resolution
spectroscopy and precision interferometry. However, quantum mechanics ultimately limits …

This review paper deals with length measurement based on a spectral-domain
interferometer (SDI) using an optical comb. The SDI can measure the optical path difference …

Ultrafast science builds on dynamic compositions of precisely timed light pulses, and
evolving groups of pulses are observed in almost every mode-locked laser. However, the …

Femtosecond frequency combs are among the most precise measurement tools in
existence. They have applications ranging from high‐precision spectroscopy and metrology …

The Q‐switched material and device have attracted extensive attention due to their
irreplaceable role in pulsed lasers. In this paper, BaO–TeO2–WO3 glass (BTW glass) with …

With the demonstration of quantum-limited optical time transfer capable of tolerating the
losses associated with long ground-to-space links, two future applications of free-space time …

Feedback oscillators, consisting of an amplifier whose output is partially fed back to its input,
provide stable references for standardization and synchronization. Notably, the laser is such …

Time-programmable frequency combs enable new measurement paradigms for dual-comb
spectroscopy (DCS) that are free of many of the constraints found in traditional DCS. As …