Mr. John Leck Profile

John Leck

at Fraunhofer UK Research Ltd

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Author

Publications (3)

Proceedings Article | 26 June 2024 Presentation + Paper

Single-photon quantum Raman spectroscopy for stand-off, hand-held detection of gas-phase molecules

Anthony Ojo, Roman Spesyvtsev, Stuart Bennett, John Leck, David Stothard

Proceedings Volume 13056, 130560S (2024) https://doi.org/10.1117/12.3014496

KEYWORDS: Hydrogen, Raman spectroscopy, Single photon detectors

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Proceedings Article | 30 May 2022 Presentation

Long-range, range-resolved detection of H2 using single-photon ‘quantum’ Raman: a condition monitoring tool for long-term storage of nuclear materials

David J. Stothard, Matthew Warden, Roman Spesyvtsev, Ellis Kelly, John Leck, Alexander Allen, Jon Squire, Stephen Hepworth, Simon Malone, Jo Tunney, Frank Allison, David Armstrong, David Li, Loyd McKnight

Proceedings Volume PC12116, PC1211608 (2022) https://doi.org/10.1117/12.2621423

KEYWORDS: Hydrogen, Single photon detectors, Raman spectroscopy, Absorption, Ultraviolet radiation, Sensors, Packaging, Laser applications, Inspection, Hydrogen production

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Proceedings Article | 30 May 2022 Presentation

Combined deep-UV induced fluorescence multispectral imaging and resonance-Raman: a dual modality approach for rapid location and identification of in-theatre biological contaminants

David J. Stothard, John Leck, Marek Michalowski, Paul Murray, Stephen Marshall, Kelly Curtis, Chris Howle, William Brooks, Michael Foster

Proceedings Volume PC12116, PC1211609 (2022) https://doi.org/10.1117/12.2621607

KEYWORDS: Raman spectroscopy, Luminescence, Deep ultraviolet, Multispectral imaging, Contamination, Spectroscopy, Spatial resolution, Sensors, Scene classification, Heterodyning

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