A cold-atom Ramsey clock with a low volume physics package
Scientific Reports 14, (2024)
We demonstrate a Ramsey-type microwave clock interrogating the 6.835 GHz ground-state transition in cold 87Rb atoms loaded from a …
Optimal binary gratings for multi-wavelength magneto-optical traps
Optics Express 31, 40871–40880 (2023)
Grating magneto-optical traps are an enabling quantum technology for portable metrological devices with ultracold atoms. However, beam …
A grating-chip atomic fountain
Applied Physics Letters 121, 164001 (2022)
Cold atom fountain clocks provide exceptional long term stability as they increase interrogation time at the expense of a larger size. …
Micro-machined deep silicon atomic vapor cells
Journal of Applied Physics 132, 134401 (2022)
Using a simple and cost-effective water jet process, silicon etch depth limitations are overcome to realize a 6 mm deep atomic vapor …
Micro-fabricated components for cold atom sensors
Review of Scientific Instruments 93, 091101 (2022)
Laser cooled atoms have proven transformative for precision metrology, playing a pivotal role in state-of-the-art clocks and …
A simple imaging solution for chip-scale laser cooling
Applied Physics Letters 119, 184002 (2021)
We demonstrate a simple stacked scheme that enables absorption imaging through a hole in the surface of a grating magneto-optical trap …
Stand-alone vacuum cell for compact ultracold quantum technologies
Applied Physics Letters 119, 124002 (2021)
Compact vacuum systems are key enabling components for cold atom technologies, facilitating extremely accurate sensing applications. …
Towards a compact, optically interrogated, cold-atom microwave clock
Advanced Optical Technologies 9, 297–303 (2020)
Abstract A compact platform for cold atoms opens a range of exciting possibilities for portable, robust and accessible quantum …
Laser cooling in a chip-scale platform
Applied Physics Letters 117, 054001 (2020)
Chip-scale atomic devices built around micro-fabricated alkali vapor cells are at the forefront of compact metrology and atomic …
Cold-atom clock based on a diffractive optic
Optics Express 27, 38359 (2019)