Publication

Quantum-gas microscopy of many-body quantum states in programmable light potentials
Unlock the mysteries of many-body quantum systems in this PhD project, where ultracold atoms in optical lattices are manipulated with quantum-gas microscopes! Explore novel quantum states, study the impact of disordered lattice potentials, and create intricate spin distributions—all paving the way for groundbreaking discoveries in materials science, chemistry, and biology.
Jan 1, 2025
Quantum-gas microscopy of many-body quantum states in programmable light potentials
Distributed network of optically pumped magnetometers for space weather monitoring
Scientific Reports 14, (2024)
Spatial variation in the intensity of magnetospheric and ionospheric fluctuations during solar storms creates ground-induced currents, …
M. S. Mrozowski, A. S. Bell, P. F. Griffin, D. Hunter, D. Burt, J. P. McGilligan, E. Riis, C. D. Beggan, S. J. Ingleby
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Practical doppler broadening thermometry
3230, (2024)
We report initial research to develop a compact and practical primary thermometer based on Doppler broadening thermometry (DBT). The …
N. Agnew, G. Machin, E. Riis, A. S. Arnold
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778.1 nm distributed feedback lasers for Rb two-photon atomic systems with sub-4 kHz linewidths
APL Photonics 9, (2024)
A new epitaxial layer design with a double mode expander layer, high refractive index claddings, and an aluminum-free active area has …
E. Di Gaetano, B. Keliehor, K. Gallacher, P. Griffin, M. Sorel, E. Riis, D. Paul
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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 …
A. Bregazzi, E. Batori, B. Lewis, C. Affolderbach, G. Mileti, E. Riis, P. Griffin
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A triaxial vectorization technique for a single-beam zero-field atomic magnetometer to suppress cross-axis projection error
Arxiv (2024)
R. Dawson, M. S. Mrozowski, D. Hunter, C. O'Dwyer, E. Riis, P. F. Griffin, S. Ingleby
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Longitudinal spin-relaxation optimization for miniaturized optically pumped magnetometers
Arxiv (2024)
A. P. McWilliam, S. Dyer, D. Hunter, M. Mrozowski, S. J. Ingleby, O. Sharp, D. P. Burt, P. F. Griffin, J. P. McGilligan, E. Riis
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Simple tunable phase-locked lasers for quantum technologies
Arxiv (2024)
N. Agnew, D. Lowit, A. S. Arnold
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Single-beam grating-chip 3D and 1D optical lattices
Arxiv (2024)
A. Bregazzi, J. P. McGilligan, P. F. Griffin, E. Riis, A. S. Arnold
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Single-board low-noise fluxgate magnetometer
Journal of Applied Physics 135, (2024)
Low-noise fluxgate magnetometers are normally comprised of three separate devices: a power supply, the sensor head/electronics and an …
T. Dyer, P. Griffin, E. Riis
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