Prof. Patrick Gill Profile

Prof. Patrick Gill

at National Physical Lab

SPIE Involvement:

Author

Proceedings Article | 13 March 2024 Presentation + Paper

422 nm distributed feedback laser for a compact strontium ion optical clock

Scott Watson, Sean Mulholland, Ian Hill, Stephen Najda, Piotr Perlin, Tadek Suski, Lucja Marona, Mike Leszczynski, Szymon Stanczyk, Thomas Slight, Martin Knapp, Mohsin Haji, Patrick Gill, Anthony Kelly

Proceedings Volume 12912, 1291202 (2024) https://doi.org/10.1117/12.3000207

KEYWORDS: Strontium, Ions, Optical clocks, Gallium nitride, Atomic clocks, Laser applications, Fabrication, Semiconductor lasers, Modeling, Distributed feedback laser diodes

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Proceedings Article | 12 July 2023 Open Access

Laser frequency stabilisation for the LISA mission using a cubic cavity

Jonathan Stacey, Geoffrey Barwood, Alessio Spampinato, Peter Tsoulos, Conor Robinson, Paul Gaynor, Patrick Gill

Proceedings Volume 12777, 127777F (2023) https://doi.org/10.1117/12.2691441

KEYWORDS: Laser frequency, Laser stabilization, Nanoimprint lithography, Vacuum chambers, Nanolithography, Temperature metrology, Astronomical imaging, Spectral density, Mirrors, Design and modelling

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Proceedings Article | 11 January 2023 Presentation + Paper

Progress towards development of a trapped strontium-ion space optical clock

A. Spampinato, J. Stacey, S. Mulholland, B. Robertson, H. Klein, G. Huang, G. Barwood, P. Gill

Proceedings Volume 12335, 1233502 (2023) https://doi.org/10.1117/12.2647559

KEYWORDS: Ions, Electrodes, Strontium, Finite element methods, Optical clocks, Thermal modeling, Molybdenum

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Proceedings Article | 11 January 2023 Presentation

Tantalum pentoxide micro-resonators for Kerr micro-comb generation

Jake Daykin, Jonathan R. Woods, Stephen Richardson, Oliver Trojak, Jonathan Silver, Folly Eli Ayi-Yovo, Nicholas Klokkou, Amy S. Tong, Patrick Gill, Alberto Politi, Peter Horak, James Wilkinson, Vasilis Apostolopoulos

Proceedings Volume PC12334, PC123340J (2023) https://doi.org/10.1117/12.2647237

KEYWORDS: Microresonators, Waveguides, Tantalum, Frequency combs, Wave propagation, Resonators, Sputter deposition, Silica, Plasma enhanced chemical vapor deposition, Optical sensing

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Proceedings Article | 2 January 2023 Poster

High-performance transportable optical frequency reference based on dual axis cubic cavities

Ben Allen, Ian Hill, Patrick Gill, Geoffrey Barwood, Jonathan Stacey, Peter Tsoulos, Alessio Spampinato

Proceedings Volume PC12335, PC123350G (2023) https://doi.org/10.1117/12.2647584

KEYWORDS: Anisotropy, Semiconductor lasers, Radar, Microwave radiation, Laser stabilization, Atomic clocks

Proceedings Article | 21 November 2017 Open Access

Trapped strontium ion optical clock

G. Barwood, P. Gill, H. Klein, K. Hosaka, G. Huang, S. Lea, H. Margolis, K. Szymaniec, B. Walton

Proceedings Volume 10567, 105672U (2017) https://doi.org/10.1117/12.2308177

KEYWORDS: Ions, Optical clocks, Strontium, Clocks, Magnetism, Standards development, Cesium, Microwave radiation, Laser beam diagnostics, Physics

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Proceedings Article | 17 November 2017 Open Access

High stability laser for next generation gravity missions

K. Nicklaus, M. Herding, X. Wang, N. Beller, O. Fitzau, M. Giesberts, M. Herper, G. Barwood, R. Williams, P. Gill, H. Koegel, S. Webster, M. Gohlke

Proceedings Volume 10563, 105632T (2017) https://doi.org/10.1117/12.2304161

KEYWORDS: RGB color model, Laser stabilization, Fiber amplifiers, Oscillators, Diodes, Astronomical imaging, Computer aided design, Temperature metrology, Electronics, Environmental sensing

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Proceedings Article | 25 September 2017 Open Access

High stability laser for interferometric earth gravity measurements

K. Dahl, K. Nicklaus, M. Herding, X. Wang, N. Beller, O. Fitzau, M. Giesberts, M. Herper, R. Williams, G. Barwood, P. Lovelock, P. Gill, H. Koegel, A. Sell

Proceedings Volume 10562, 105620J (2017) https://doi.org/10.1117/12.2296095

KEYWORDS: Fiber amplifiers, Laser stabilization, Interferometry, Diodes, Polarization, Temperature metrology, Oscillators, Optical amplifiers, Optical resonators, Electronics

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Proceedings Article | 9 June 2016 Open Access

The UK National Quantum Technologies Hub in sensors and metrology (Keynote Paper)

K. Bongs, V. Boyer, M. Cruise, A. Freise, M. Holynski, J. Hughes, A. Kaushik, Y.-H. Lien, A. Niggebaum, M. Perea-Ortiz, P. Petrov, S. Plant, Y. Singh, A. Stabrawa, D. Paul, M. Sorel, D. R. Cumming, J. Marsh, R. Bowtell, M. Bason, R. Beardsley, R. Campion, M. Brookes, T. Fernholz, T. Fromhold, L. Hackermuller, P. Krüger, X. Li, J. Maclean, C. Mellor, S. Novikov, F. Orucevic, A. Rushforth, N. Welch, T. Benson, R. Wildman, T. Freegarde, M. Himsworth, J. Ruostekoski, P. Smith, A. Tropper, P. Griffin, A. Arnold, E. Riis, J. Hastie, D. Paboeuf, D. Parrotta, B. Garraway, A. Pasquazi, M. Peccianti, W. Hensinger, E. Potter, A. Nizamani, H. Bostock, A. Rodriguez Blanco, G. Sinuco-Leon, I. Hill, R. Williams, P. Gill, N. Hempler, G. P. Malcolm, T. Cross, B. O. Kock, S. Maddox, P. John

Proceedings Volume 9900, 990009 (2016) https://doi.org/10.1117/12.2232143

KEYWORDS: Sensors, Magnetic sensors, Sensor technology, Metrology, Interferometry, Atomic clocks, Quantum optics, Time metrology, Prototyping, Clocks, Ions, Navigation systems

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Proceedings Article | 29 April 2016 Presentation + Paper

Development of a strontium optical lattice clock for the SOC mission on the ISS

S. Origlia, S. Schiller, M. Pramod, L. Smith, Y. Singh, W. He, S. Viswam, D. Świerad, J. Hughes, K. Bongs, U. Sterr, Ch. Lisdat, S. Vogt, S. Bize, J. Lodewyck, R. Le Targat, D. Holleville, B. Venon, P. Gill, G. Barwood, I. Hill, Y. Ovchinnikov, A. Kulosa, W. Ertmer, E.-M. Rasel, J. Stuhler, W. Kaenders

Proceedings Volume 9900, 990003 (2016) https://doi.org/10.1117/12.2229473

KEYWORDS: Strontium, Clocks, Optical clocks, Laser stabilization, Optical lattice clocks, System on a chip, Atomic clocks, Geodesy, Laser spectroscopy, Chemical species, Semiconductor lasers, Laser systems engineering

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Proceedings Article | 4 March 2015 Paper

High stability single-frequency Yb fiber amplifier for next generation gravity missions

M. Herper, Oliver Fitzau, M. Giesberts, K. Nicklaus, G. Barwood, R. Williams, P. Gill, H. Koegel, H.-D. Hoffmann

Proceedings Volume 9344, 93440B (2015) https://doi.org/10.1117/12.2077400

KEYWORDS: Fiber amplifiers, Diodes, Laser stabilization, Amplifiers, Satellites, Fiber lasers, Absorption, Ytterbium, Laser applications, Polarization

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Proceedings Article | 3 May 2001 Paper

Development of an ultranarrow diode laser for interrogating the 674-nm 2S1/2-2D5/2 clock transition in Sr+

Geoffrey Barwood, K. Gao, Patrick Gill, G. Huang, H. Klein

Proceedings Volume 4269, (2001) https://doi.org/10.1117/12.424463

KEYWORDS: Strontium, Ions, Laser beam diagnostics, Semiconductor lasers, Magnetism, Laser systems engineering, Standards development, Nanolithography, Clocks, Laser stabilization

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Proceedings Article | 3 May 2001 Paper

Progress toward a single ytterbium ion optical clock

Paul Taylor, Stephen Webster, Matthew Roberts, W. Rowley, Geoffrey Barwood, Patrick Gill

Proceedings Volume 4269, (2001) https://doi.org/10.1117/12.424465

KEYWORDS: Bismuth, Picosecond phenomena, Rubidium, Ions, Optical clocks, Ytterbium, Neodymium, Laser stabilization, Mendelevium, Laser applications

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Proceedings Article | 30 April 1993 Paper

Optically narrowed Rb-stabilized GaAlAs diode laser frequency standards with 1.5 X 10-10 absolute accuracy

Geoffrey Barwood, Patrick Gill, W. Rowley

Proceedings Volume 1837, (1993) https://doi.org/10.1117/12.143699

KEYWORDS: Semiconductor lasers, Fabry–Perot interferometers, Diodes, Rubidium, Standards development, Laser optics, Interferometry, Heterodyning, Laser stabilization, Nanolithography

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Proceedings Article | 30 April 1993 Paper

Development of diode and fiber laser sources for a Sr+ trapped-ion optical frequency standard

Geoffrey Barwood, C. Edwards, Patrick Gill, Hugh Klein, W. Rowley

Proceedings Volume 1837, (1993) https://doi.org/10.1117/12.143700

KEYWORDS: Ions, Semiconductor lasers, Strontium, Diodes, Fiber lasers, Laser systems engineering, Standards development, GRIN lenses, Nanolithography, Ferroelectric materials

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Showing 5 of 15 publications

Conference Committee Involvement (4)

Quantum Technology: Driving Commercialisation of an Enabling Science IV

25 October 2023 | Glasgow, United Kingdom

Quantum Technology: Driving Commercialisation of an Enabling Science III

7 December 2022 | Birmingham, United Kingdom

Time and Frequency Metrology II

5 August 2009 | San Diego, California, United States

Time and Frequency Metrology

29 August 2007 | San Diego, California, United States

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