Dr Charlie Smith
- Research Associate (Electronic & Nanoscale Engineering)
email:
Charlie.Smith@glasgow.ac.uk
pronouns:
They/them/theirs
Publications
2025
Modak, M. et al. (2025) CMOS-compatible short-wave infrared linear arrays of Ge-on-Si avalanche photodiodes. Advanced Photonics Research, 6(9), 2500005. (doi: 10.1002/adpr.202500005)
Millar, R. et al. (2025) Pseudo-planar Ge-on-Si Avalanche Photodiode with >100 Gain and Low Excess Noise. In: SPIE Photonics West 2025, San Francisco, California, United States, 25-31 January 2025, 133620K. ISBN 9781510684720 (doi: 10.1117/12.3042259)
Modak, M. et al. (2025) Development of High-Performance Short-Wave Infrared Ge-on-Si Linear Mode Avalanche Photodiodes. In: Silicon Photonics XX, San Francisco, CA, United States, 28-30 Jan 2025, 133710E. ISBN 9781510684911 (doi: 10.1117/12.3043218)
2024
Smith, Charlie K. ORCID: https://orcid.org/0009-0000-0082-0840, McCarthy, Charlie
ORCID: https://orcid.org/0009-0007-8386-5526 and Millar, Ross W.
ORCID: https://orcid.org/0000-0002-3299-2484
(2024)
Simulation of photonic crystal enhanced Ge-on-Si single photon avalanche diodes.
Optics Express, 32(22),
pp. 38805-38818.
(doi: 10.1364/OE.531687)
Fleming, F. et al. (2024) Surface-normal illuminated pseudo-planar Ge-on-Si avalanche photodiodes with high gain and low noise. Optics Express, 32(11), 19449. (doi: 10.1364/OE.521417)
McCarthy, Charlie ORCID: https://orcid.org/0009-0007-8386-5526, Smith, Charlie
ORCID: https://orcid.org/0009-0000-0082-0840, Mowbray, Hannah, Paul, Douglas
ORCID: https://orcid.org/0000-0001-7402-8530 and Millar, Ross
ORCID: https://orcid.org/0000-0002-3299-2484
(2024)
Ge-on-Si Single Photon Avalanche Diode Performance Enhancement with Photonic Crystal Nano-hole Arrays.
In: SPIE OPTO 2024, San Francisco, California, USA, 27 Jan-01 Feb 2024,
(doi: 10.1117/12.3001610)
Dumas, D. et al. (2024) Decoupling the dark count rate contributions in Ge-on-Si single photon avalanche diodes. In: SPIE OPTO 2024, San Francisco, California, USA, 27 Jan-01 Feb 2024, (doi: 10.1117/12.3001450)
2023
Paul, D.J. et al. (2023) A Review of Ge-on-Si Single Photon Avalanche Diode (SPAD) Photodetectors and Applications. ISTDM-ICSI-2023, Como, Italy, 21-25 May 2023.
Coughlan, Conor, Mirza, Muhammad M.A. ORCID: https://orcid.org/0000-0002-1789-224X, Kirdoda, Jaroslaw
ORCID: https://orcid.org/0000-0001-5316-4496, Dumas, Derek, Smith, Charles
ORCID: https://orcid.org/0009-0000-0082-0840, McCarthy, Charlie
ORCID: https://orcid.org/0009-0007-8386-5526, Mowbray, Hannah, Watson, Scott
ORCID: https://orcid.org/0000-0002-9235-9242, Millar, Ross
ORCID: https://orcid.org/0000-0002-3299-2484 and Paul, Douglas J.
ORCID: https://orcid.org/0000-0001-7402-8530
(2023)
Variation of Sidewall Passivation on Sub-um Selectively Grown Ge-on-Si Devices Towards Single Photon Avalanche Detectors.
In: SPIE OPTO 2023, San Francisco, CA, USA, 28 Jan-3 Feb 2023,
124170M.
ISBN 9781510659391
(doi: 10.1117/12.2665493)
Smith, C. et al. (2023) Simulation and Design Optimization of Germanium-on-Silicon Single Photon Avalanche Diodes. In: SPIE OPTO 2023, San Francisco, CA, USA, 28 Jan-3 Feb 2023, 124260S. ISBN 9781510659575 (doi: 10.1117/12.2650154)
Articles
Modak, M. et al. (2025) CMOS-compatible short-wave infrared linear arrays of Ge-on-Si avalanche photodiodes. Advanced Photonics Research, 6(9), 2500005. (doi: 10.1002/adpr.202500005)
Smith, Charlie K. ORCID: https://orcid.org/0009-0000-0082-0840, McCarthy, Charlie
ORCID: https://orcid.org/0009-0007-8386-5526 and Millar, Ross W.
ORCID: https://orcid.org/0000-0002-3299-2484
(2024)
Simulation of photonic crystal enhanced Ge-on-Si single photon avalanche diodes.
Optics Express, 32(22),
pp. 38805-38818.
(doi: 10.1364/OE.531687)
Fleming, F. et al. (2024) Surface-normal illuminated pseudo-planar Ge-on-Si avalanche photodiodes with high gain and low noise. Optics Express, 32(11), 19449. (doi: 10.1364/OE.521417)
Conference or Workshop Item
Paul, D.J. et al. (2023) A Review of Ge-on-Si Single Photon Avalanche Diode (SPAD) Photodetectors and Applications. ISTDM-ICSI-2023, Como, Italy, 21-25 May 2023.
Conference Proceedings
Millar, R. et al. (2025) Pseudo-planar Ge-on-Si Avalanche Photodiode with >100 Gain and Low Excess Noise. In: SPIE Photonics West 2025, San Francisco, California, United States, 25-31 January 2025, 133620K. ISBN 9781510684720 (doi: 10.1117/12.3042259)
Modak, M. et al. (2025) Development of High-Performance Short-Wave Infrared Ge-on-Si Linear Mode Avalanche Photodiodes. In: Silicon Photonics XX, San Francisco, CA, United States, 28-30 Jan 2025, 133710E. ISBN 9781510684911 (doi: 10.1117/12.3043218)
McCarthy, Charlie ORCID: https://orcid.org/0009-0007-8386-5526, Smith, Charlie
ORCID: https://orcid.org/0009-0000-0082-0840, Mowbray, Hannah, Paul, Douglas
ORCID: https://orcid.org/0000-0001-7402-8530 and Millar, Ross
ORCID: https://orcid.org/0000-0002-3299-2484
(2024)
Ge-on-Si Single Photon Avalanche Diode Performance Enhancement with Photonic Crystal Nano-hole Arrays.
In: SPIE OPTO 2024, San Francisco, California, USA, 27 Jan-01 Feb 2024,
(doi: 10.1117/12.3001610)
Dumas, D. et al. (2024) Decoupling the dark count rate contributions in Ge-on-Si single photon avalanche diodes. In: SPIE OPTO 2024, San Francisco, California, USA, 27 Jan-01 Feb 2024, (doi: 10.1117/12.3001450)
Coughlan, Conor, Mirza, Muhammad M.A. ORCID: https://orcid.org/0000-0002-1789-224X, Kirdoda, Jaroslaw
ORCID: https://orcid.org/0000-0001-5316-4496, Dumas, Derek, Smith, Charles
ORCID: https://orcid.org/0009-0000-0082-0840, McCarthy, Charlie
ORCID: https://orcid.org/0009-0007-8386-5526, Mowbray, Hannah, Watson, Scott
ORCID: https://orcid.org/0000-0002-9235-9242, Millar, Ross
ORCID: https://orcid.org/0000-0002-3299-2484 and Paul, Douglas J.
ORCID: https://orcid.org/0000-0001-7402-8530
(2023)
Variation of Sidewall Passivation on Sub-um Selectively Grown Ge-on-Si Devices Towards Single Photon Avalanche Detectors.
In: SPIE OPTO 2023, San Francisco, CA, USA, 28 Jan-3 Feb 2023,
124170M.
ISBN 9781510659391
(doi: 10.1117/12.2665493)
Smith, C. et al. (2023) Simulation and Design Optimization of Germanium-on-Silicon Single Photon Avalanche Diodes. In: SPIE OPTO 2023, San Francisco, CA, USA, 28 Jan-3 Feb 2023, 124260S. ISBN 9781510659575 (doi: 10.1117/12.2650154)