Postgraduate research students

2025

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)

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)

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

Coughlan, C., Mirza, M.M. ORCID: https://orcid.org/0000-0002-1789-224X, Kirdoda, J. ORCID: https://orcid.org/0000-0001-5316-4496, Dumas, D., Smith, C, McCarthy, C. ORCID: https://orcid.org/0009-0007-8386-5526, Millar, R.W. ORCID: https://orcid.org/0000-0002-3299-2484 and Paul, D.J. ORCID: https://orcid.org/0000-0001-7402-8530 (2023) Effect of Passivation on Selectively Grown Sub-µm Ge-on-Si Single Photon Avalanche Diode Detectors. In: 2023 IEEE Silicon Photonics Conference (SiPhotonics), Arlington, VA, USA, 04-07 Apr 2023, ISBN 9781665486552 (doi: 10.1109/SiPhotonics55903.2023.10141911)

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, 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

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)

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)

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, C., Mirza, M.M. ORCID: https://orcid.org/0000-0002-1789-224X, Kirdoda, J. ORCID: https://orcid.org/0000-0001-5316-4496, Dumas, D., Smith, C, McCarthy, C. ORCID: https://orcid.org/0009-0007-8386-5526, Millar, R.W. ORCID: https://orcid.org/0000-0002-3299-2484 and Paul, D.J. ORCID: https://orcid.org/0000-0001-7402-8530 (2023) Effect of Passivation on Selectively Grown Sub-µm Ge-on-Si Single Photon Avalanche Diode Detectors. In: 2023 IEEE Silicon Photonics Conference (SiPhotonics), Arlington, VA, USA, 04-07 Apr 2023, ISBN 9781665486552 (doi: 10.1109/SiPhotonics55903.2023.10141911)

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, 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)