Dr Derek Dumas
- Research Associate (Electronic & Nanoscale Engineering)
Publications
2024
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)
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
Yi, X. et al. (2023) Afterpulsing in Ge-on-Si single-photon avalanche diodes. IEEE Photonics Technology Letters, 35(7), pp. 959-962. (doi: 10.1109/lpt.2023.3289653)
Coughlan, C., Mirza, M.M. , Kirdoda, J. , Dumas, D., Smith, C., McCarthy, C. , Millar, R.W. and Paul, D.J. (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, C., Mirza, M. M.A. , Kirdoda, J. , Dumas, D., Smith, C., McCarthy, C. , Mowbray, H., Watson, S. , Millar, R. and Paul, D. J. (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)
2021
Millar, R. W. et al. (2021) Ge-on-Si Single-Photon Avalanche Diode Detectors with Low Noise Equivalent Power in the Short-Wave Infrared. In: 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 21-25 June 2021, ISBN 9781665418768 (doi: 10.1109/CLEO/Europe-EQEC52157.2021.9542785)
2020
Ferre Llin, L. et al. (2020) High sensitivity Ge-on-Si single-photon avalanche diode detectors. Optics Letters, 45(23), pp. 6406-6409. (doi: 10.1364/OL.396756)
Millar, R. W. et al. (2020) Ge-on-Si Single Photon Avalanche Diode Detectors for LIDAR in the Short Wave Infrared. In: CLEO: Applications and Technology 2020, Washington, DC, USA, 10-15 May 2020, AF2I.6. ISBN 9781943580767 (doi: 10.1364/CLEO_AT.2020.AF2I.6)
Kirdoda, J. , Dumas, D. C.S., Millar, R. W. , Mirza, M. M. , Paul, D. J. , Kuzmenko, K., Vines, P., Greener, Z. and Buller, G. S. (2020) Geiger Mode Ge-on-Si Single-Photon Avalanche Diode Detectors. In: 2019 IEEE 2nd British and Irish Conference on Optics and Photonics (BICOP), London, UK, 11-13 Dec 2019, ISBN 9781728149486 (doi: 10.1109/BICOP48819.2019.9059574)
The University Court Of The University of Glasgow. Heriot-Watt University (2020) Single photon avalanche detector, method for use therefore and for its manufacture. .
Kuzmenko, K. et al. (2020) 3D LIDAR imaging using Ge-on-Si single–photon avalanche diode detectors. Optics Express, 28(2), pp. 1330-1344. (doi: 10.1364/OE.383243)
2019
Dumas, D. C.S., Kirdoda, J. , Vines, P., Kuzmenko, K., Millar, R. W. , Buller, G. S. and Paul, D. J. (2019) Ge-On-Si High Efficiency Spads at 1310 Nm. In: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 23-27 Jun 2019, ISBN 9781728104690 (doi: 10.1109/CLEOE-EQEC.2019.8873357)
Kirdoda, J. , Dumas, D. C.S., Kuzmenko, K., Vines, P., Greener, Z. M., Millar, R. W. , Mirza, M. M. , Buller, G. S. and Paul, D. J. (2019) Geiger Mode Ge-on-Si Single-Photon Avalanche Diode Detectors. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi: 10.1109/GROUP4.2019.8853918)
Kirdoda, J. , Ferre Llin, L., Kuzmenko, K., Vines, P., Greener, Z., Dumas, D.C.S., Millar, R. , Mirza, M.M. , Buller, G.S. and Paul, D.J. (2019) High Efficiency Planar Ge-on-Si Single-Photon Avalanche Diode Detectors. CLEO: QELS_Fundamental Science 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576
Vines, P., Kuzmenko, K., Kirdoda, J. , Dumas, D. C.S., Mirza, M. M. , Millar, R. W. , Paul, D. J. and Buller, G. S. (2019) High performance planar germanium-on-silicon single-photon avalanche diode detectors. Nature Communications, 10, 1086. (doi: 10.1038/s41467-019-08830-w) (PMID:30842439) (PMCID:PMC6403241)
Dumas, D. C.S., Kirdoda, J. , Millar, R. W. , Vines, P., Kuzmenko, K., Buller, G. S. and Paul, D. J. (2019) High-Efficiency Ge-on-Si SPADs for Short-Wave Infrared. In: SPIE Photonics West, San Francisco, CA, USA, 02-07 Feb 2019, p. 1091424. (doi: 10.1117/12.2521067)
Kuzmenko, K. et al. (2019) Planar Geometry Ge-on-Si SPAD Detectors for the Short-wave Infrared. Advanced Photon Counting Techniques XIII, Baltimore, MD, USA, 14-18 Apr 2019. p. 24. ISBN 9781510626218 (doi: 10.1117/12.2518858)
2018
Kirdoda, J. , Dumas, D., Vines, P., Kuzmenko, K., Millar, R.W. , Buller, G.S. and Paul, D.J. (2018) Ge on Si Single Photon Avalanche Detectors for Lidar Applications. SPIE Security + Defence 2018, Berlin, Germany, 10-13 Sep 2018.
Ghisetti, E. A., Dumas, D., Kirdoda, J. , Gallacher, K. , Millar, R. W. , Mirza, M. M.A. and Paul, D. J. (2018) Germanium on Silicon Single Photon Avalanche Detectors Using Silicon-on-Insulator Substrates. Integrated Optics: Devices, Materials, and Technologies XXII, San Francisco, CA, USA, 29 Jan - 01 Feb 2018. (doi: 10.1117/12.2290403)
2017
Millar, R.W. , Dumas, D.C.S., Gallacher, K. , Jahandar, P., Myronov, M. and Paul, D.J. (2017) Tensile Strained GeSn Mid-Infrared Light Emitters. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 49-50. ISBN 9781509065677 (doi: 10.1109/GROUP4.2017.8082190)
Millar, R.W. , Dumas, D.C.S., Gallacher, K.F. , Jahandar, P., MacGregor, C., Myronov, M. and Paul, D.J. (2017) Mid-infrared light emission > 3 µm wavelength from tensile strained GeSn microdisks. Optics Express, 25(21), pp. 25374-25385. (doi: 10.1364/OE.25.025374) (PMID:29041205)
2014
Dumas, D. C. S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D. R. and Paul, D. J. (2014) Ge/SiGe quantum confined Stark effect electro-absorption modulation with low voltage swing at lambda = 1550 nm. Optics Express, 22(16), pp. 19284-19292. (doi: 10.1364/OE.22.019284)
Dumas, D.C.S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Ge/SiGe quantum confined Stark effect modulators with low voltage swing at lambda = 1550 nm. In: 2014 IEEE 11th International Conference on Group IV Photonics (GFP),, Paris, France, 27-29 Aug 2014, pp. 245-246. (doi: 10.1109/Group4.2014.6961946)
Millar, R.W. , Gallacher, K. , Samarelli, A., Dumas, D.C.S., Frigerio, J., Chrastina, D., Isella, G. and Paul, D.J. (2014) Process Induced Tensile Strain of Ge on Si Nanopillars by ICP-PECVD SiN Stressor Layers. In: IEEE 11th International Conference on Group IV Photonics (GFP), Paris, France, 27-29 Aug 2014, pp. 235-236. (doi: 10.1109/Group4.2014.6961941)
Dumas, D.C.S., Gallacher, K. , Millar, R. , MacLaren, I. , Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Silver antimony Ohmic contacts to moderately doped n-type germanium. Applied Physics Letters, 104(16), p. 162101. (doi: 10.1063/1.4873127)
2013
Velha, P., Dumas, D. C., Gallacher, K. , Millar, R. , Myronov, M., Leadley, D. R. and Paul, D. J. (2013) Strained Germanium Nanostructures on Silicon Emitting at >2.2 µm Wavelength. In: 2013 IEEE 10th International Conference on Group IV Photonics (GFP), Seoul, South Korea, 23-30 Aug 2013, pp. 142-143. ISBN 9781467358040 (doi: 10.1109/Group4.2013.6644411)
2012
Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Direct band-gap electroluminescence from strained n-doped Germanium diodes. In: 2012 Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, 6-11 May 2012, pp. 1-2.
Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Tuning the electroluminescence of n-Ge LEDs using process induced strain. In: 2012 IEEE 9th International Conference on Group IV Photonics (GFP), San Diego, CA, 23-31 Aug 2012, pp. 337-339. (doi: 10.1109/GROUP4.2012.6324179)
Articles
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)
Yi, X. et al. (2023) Afterpulsing in Ge-on-Si single-photon avalanche diodes. IEEE Photonics Technology Letters, 35(7), pp. 959-962. (doi: 10.1109/lpt.2023.3289653)
Ferre Llin, L. et al. (2020) High sensitivity Ge-on-Si single-photon avalanche diode detectors. Optics Letters, 45(23), pp. 6406-6409. (doi: 10.1364/OL.396756)
Kuzmenko, K. et al. (2020) 3D LIDAR imaging using Ge-on-Si single–photon avalanche diode detectors. Optics Express, 28(2), pp. 1330-1344. (doi: 10.1364/OE.383243)
Vines, P., Kuzmenko, K., Kirdoda, J. , Dumas, D. C.S., Mirza, M. M. , Millar, R. W. , Paul, D. J. and Buller, G. S. (2019) High performance planar germanium-on-silicon single-photon avalanche diode detectors. Nature Communications, 10, 1086. (doi: 10.1038/s41467-019-08830-w) (PMID:30842439) (PMCID:PMC6403241)
Millar, R.W. , Dumas, D.C.S., Gallacher, K.F. , Jahandar, P., MacGregor, C., Myronov, M. and Paul, D.J. (2017) Mid-infrared light emission > 3 µm wavelength from tensile strained GeSn microdisks. Optics Express, 25(21), pp. 25374-25385. (doi: 10.1364/OE.25.025374) (PMID:29041205)
Dumas, D. C. S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D. R. and Paul, D. J. (2014) Ge/SiGe quantum confined Stark effect electro-absorption modulation with low voltage swing at lambda = 1550 nm. Optics Express, 22(16), pp. 19284-19292. (doi: 10.1364/OE.22.019284)
Dumas, D.C.S., Gallacher, K. , Millar, R. , MacLaren, I. , Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Silver antimony Ohmic contacts to moderately doped n-type germanium. Applied Physics Letters, 104(16), p. 162101. (doi: 10.1063/1.4873127)
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.
Kirdoda, J. , Ferre Llin, L., Kuzmenko, K., Vines, P., Greener, Z., Dumas, D.C.S., Millar, R. , Mirza, M.M. , Buller, G.S. and Paul, D.J. (2019) High Efficiency Planar Ge-on-Si Single-Photon Avalanche Diode Detectors. CLEO: QELS_Fundamental Science 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576
Kuzmenko, K. et al. (2019) Planar Geometry Ge-on-Si SPAD Detectors for the Short-wave Infrared. Advanced Photon Counting Techniques XIII, Baltimore, MD, USA, 14-18 Apr 2019. p. 24. ISBN 9781510626218 (doi: 10.1117/12.2518858)
Kirdoda, J. , Dumas, D., Vines, P., Kuzmenko, K., Millar, R.W. , Buller, G.S. and Paul, D.J. (2018) Ge on Si Single Photon Avalanche Detectors for Lidar Applications. SPIE Security + Defence 2018, Berlin, Germany, 10-13 Sep 2018.
Ghisetti, E. A., Dumas, D., Kirdoda, J. , Gallacher, K. , Millar, R. W. , Mirza, M. M.A. and Paul, D. J. (2018) Germanium on Silicon Single Photon Avalanche Detectors Using Silicon-on-Insulator Substrates. Integrated Optics: Devices, Materials, and Technologies XXII, San Francisco, CA, USA, 29 Jan - 01 Feb 2018. (doi: 10.1117/12.2290403)
Conference Proceedings
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. , Kirdoda, J. , Dumas, D., Smith, C., McCarthy, C. , Millar, R.W. and Paul, D.J. (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, C., Mirza, M. M.A. , Kirdoda, J. , Dumas, D., Smith, C., McCarthy, C. , Mowbray, H., Watson, S. , Millar, R. and Paul, D. J. (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)
Millar, R. W. et al. (2021) Ge-on-Si Single-Photon Avalanche Diode Detectors with Low Noise Equivalent Power in the Short-Wave Infrared. In: 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 21-25 June 2021, ISBN 9781665418768 (doi: 10.1109/CLEO/Europe-EQEC52157.2021.9542785)
Millar, R. W. et al. (2020) Ge-on-Si Single Photon Avalanche Diode Detectors for LIDAR in the Short Wave Infrared. In: CLEO: Applications and Technology 2020, Washington, DC, USA, 10-15 May 2020, AF2I.6. ISBN 9781943580767 (doi: 10.1364/CLEO_AT.2020.AF2I.6)
Kirdoda, J. , Dumas, D. C.S., Millar, R. W. , Mirza, M. M. , Paul, D. J. , Kuzmenko, K., Vines, P., Greener, Z. and Buller, G. S. (2020) Geiger Mode Ge-on-Si Single-Photon Avalanche Diode Detectors. In: 2019 IEEE 2nd British and Irish Conference on Optics and Photonics (BICOP), London, UK, 11-13 Dec 2019, ISBN 9781728149486 (doi: 10.1109/BICOP48819.2019.9059574)
Dumas, D. C.S., Kirdoda, J. , Vines, P., Kuzmenko, K., Millar, R. W. , Buller, G. S. and Paul, D. J. (2019) Ge-On-Si High Efficiency Spads at 1310 Nm. In: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 23-27 Jun 2019, ISBN 9781728104690 (doi: 10.1109/CLEOE-EQEC.2019.8873357)
Kirdoda, J. , Dumas, D. C.S., Kuzmenko, K., Vines, P., Greener, Z. M., Millar, R. W. , Mirza, M. M. , Buller, G. S. and Paul, D. J. (2019) Geiger Mode Ge-on-Si Single-Photon Avalanche Diode Detectors. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi: 10.1109/GROUP4.2019.8853918)
Dumas, D. C.S., Kirdoda, J. , Millar, R. W. , Vines, P., Kuzmenko, K., Buller, G. S. and Paul, D. J. (2019) High-Efficiency Ge-on-Si SPADs for Short-Wave Infrared. In: SPIE Photonics West, San Francisco, CA, USA, 02-07 Feb 2019, p. 1091424. (doi: 10.1117/12.2521067)
Millar, R.W. , Dumas, D.C.S., Gallacher, K. , Jahandar, P., Myronov, M. and Paul, D.J. (2017) Tensile Strained GeSn Mid-Infrared Light Emitters. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 49-50. ISBN 9781509065677 (doi: 10.1109/GROUP4.2017.8082190)
Dumas, D.C.S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Ge/SiGe quantum confined Stark effect modulators with low voltage swing at lambda = 1550 nm. In: 2014 IEEE 11th International Conference on Group IV Photonics (GFP),, Paris, France, 27-29 Aug 2014, pp. 245-246. (doi: 10.1109/Group4.2014.6961946)
Millar, R.W. , Gallacher, K. , Samarelli, A., Dumas, D.C.S., Frigerio, J., Chrastina, D., Isella, G. and Paul, D.J. (2014) Process Induced Tensile Strain of Ge on Si Nanopillars by ICP-PECVD SiN Stressor Layers. In: IEEE 11th International Conference on Group IV Photonics (GFP), Paris, France, 27-29 Aug 2014, pp. 235-236. (doi: 10.1109/Group4.2014.6961941)
Velha, P., Dumas, D. C., Gallacher, K. , Millar, R. , Myronov, M., Leadley, D. R. and Paul, D. J. (2013) Strained Germanium Nanostructures on Silicon Emitting at >2.2 µm Wavelength. In: 2013 IEEE 10th International Conference on Group IV Photonics (GFP), Seoul, South Korea, 23-30 Aug 2013, pp. 142-143. ISBN 9781467358040 (doi: 10.1109/Group4.2013.6644411)
Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Direct band-gap electroluminescence from strained n-doped Germanium diodes. In: 2012 Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, 6-11 May 2012, pp. 1-2.
Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Tuning the electroluminescence of n-Ge LEDs using process induced strain. In: 2012 IEEE 9th International Conference on Group IV Photonics (GFP), San Diego, CA, 23-31 Aug 2012, pp. 337-339. (doi: 10.1109/GROUP4.2012.6324179)
Patents
The University Court Of The University of Glasgow. Heriot-Watt University (2020) Single photon avalanche detector, method for use therefore and for its manufacture. .