278 citations · 305 across the 15 of their papers we have counts for
16 papers
Ultra-stable laser with sub-Hz intrinsic linewidth using a silicon photonic chip
Mohamad Hossein Idjadi, Haotian Cheng, Benjia Li +4
Here, we demonstrate a novel optical self-injection-locking scheme integrated with a modulation-free laser frequency stabilization technique co-integrated with a compact vacuum-gap…
Chip-scale modulation-free laser stabilization using vacuum-gap micro-Fabry-Pérot cavity
Mohamad Hossein Idjadi, Haotian Cheng, Farshid Ashtiani +5
Narrow-linewidth lasers are vital for a broad range of scientific and technological applications, including atomic clocks and precision sensing. Achieving high frequency stability…
From ultra-noisy to ultra-stable: optimization of the optoelectronic laser lock
Takuma Nakamura, Yifan Liu, Naijun Jin +5
We demonstrate thermal-noise-limited direct locking of a semiconductor distributed feedback (DFB) laser to a sub-1 mL volume, ultrastable optical cavity, enabling extremely compact…
Dual Laser Self-Injection Locking to a Micro Fabry-Perot for Low Phase Noise Millimeter-wave Generation
William Groman, Naijun Jin, Haotian Cheng +8
Low-noise and accessible millimeter-wave sources are critical for emergent telecommunications, radar and sensing applications. Current limitations to realizing low-noise, deployabl…
Harnessing micro-Fabry-Perot reference cavities in photonic integrated circuits
Haotian Cheng, Chao Xiang, Naijun Jin +12
Compact photonic systems that offer high frequency stability and low noise are of increasing importance to applications in precision metrology, quantum computing, communication, an…
Ultrastable vacuum-gap Fabry-Pérot cavities operated in air
Yifan Liu, Naijun Jin, Dahyeon Lee +9
We demonstrate a vacuum-gap ultrastable optical reference cavity that does not require a vacuum enclosure. Our simple method of optical contact bonding in a vacuum environment allo…
A Novel Approach to Interface High-Q Fabry-Pérot Resonators with Photonic Circuits
Haotian Cheng, Naijun Jin, Zhaowei Dai +8
The unique benefits of Fabry-Pérot resonators as frequency-stable reference cavities and as an efficient interface between atoms and photons make them an indispensable resource for…
Photonic chip-based low noise microwave oscillator
Igor Kudelin, William Groman, Qing-Xin Ji +26
Numerous modern technologies are reliant on the low-phase noise and exquisite timing stability of microwave signals. Substantial progress has been made in the field of microwave ph…
Thermal-noise-limited, compact optical reference cavity operated without a vacuum enclosure
Yifan Liu, Charles A. McLemore, Megan Kelleher +7
We present an in-vacuum bonded, 9.7 mL-volume Fabry-Pérot ultrastable optical reference cavity that operates without a vacuum enclosure. A laser stabilized to the cavity demonstrat…
Observing frustrated quantum magnetism in two-dimensional ion crystals
Mu Qiao, Zhengyang Cai, Ye Wang +10
Two-dimensional (2D) quantum magnetism is a paradigm in strongly correlated many-body physics. The understanding of 2D quantum magnetism can be expedited by employing a controllabl…
Chip-Based Laser with 1 Hertz Integrated Linewidth
Joel Guo, Charles A. McLemore, Chao Xiang +14
Lasers with hertz-level linewidths on timescales up to seconds are critical for precision metrology, timekeeping, and manipulation of quantum systems. Such frequency stability typi…
Thermal noise-limited laser stabilization to an 8 mL volume Fabry-Pérot reference cavity with microfabricated mirrors
Charles A. McLemore, Naijun Jin, Megan L. Kelleher +7
Lasers stabilized to vacuum-gap Fabry-Pérot optical reference cavities display extraordinarily low noise and high stability, with linewidths much less than 1 Hz. These lasers can e…
Micro-fabricated mirrors with finesse exceeding one million
Naijun Jin, Charles A. McLemore, David Mason +7
The Fabry-Pérot resonator is one of the most widely used optical devices, enabling scientific and technological breakthroughs in diverse fields including cavity QED, optical clocks…
422 Million Q Planar Integrated All-Waveguide Resonator with a 3.4 Billion Absorption Limited Q and Sub-MHz Linewidth
Matthew W. Puckett, Kaikai Liu, Nitesh Chauhan +8
High Q optical resonators are a key component for ultra-narrow linewidth lasers, frequency stabilization, precision spectroscopy and quantum applications. Integration of these reso…
Realization of two-dimensional crystal of ions in a monolithic Paul trap
Ye Wang, Mu Qiao, Zhengyang Cai +9
We present a simple Paul trap that stably accommodates up to a couple of dozens of \ensuremath{^{171}\mathrm{Yb}^+~} ions in a stationary two-dimensional lattice. The trap is const…
Frequency stabilization of a 650 nm laser to I spectrum for trapped Ba ions
Tian Xie, Naijun Jin, Ye Wang +4
The optical manipulation of Ba ions is mainly performed by a 493 nm laser for the S-P transition and a 650 nm laser for the P-D transition. Si…