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Number of items: 33.

2024

Zhang, Weikang and Hejda, Matěj and Al-Taai, Qusay Raghib Ali and Owen-Newns, Dafydd and Romeira, Bruno and Figueiredo, José M. L. and Robertson, Joshua and Wasige, Edward and Hurtado, Antonio (2024) Photonic-electronic spiking neuron with multi-modal and multi-wavelength excitatory and inhibitory operation for high-speed neuromorphic sensing and computing. Neuromorphic Computing and Engineering, 4 (4). 044006. ISSN 2634-4386

Donati, Giovanni and Owen-Newns, Dafydd and Robertson, Joshua and Malysheva, Ekaterina and Adair, Andrew and Figueiredo, Jose and Romeira, Bruno and Dolores-Calzadilla, Victor and Hurtado, Antonio (2024) Spiking flip-flop memory in resonant tunnelling diode neurons. Physical Review Letters. ISSN 1079-7114 (In Press)

Hejda, Matěj and Zhang, Weikang and Al-Taai, Qusay Raghib Ali and Malysheva, Ekaterina and Owen-Newns, Dafydd and Figueiredo, José M. L. and Romeira, Bruno and Robertson, Joshua and Dolores-Calzadilla, Victor and Wasige, Edward and Hurtado, Antonio (2024) Programmable optical synaptic linking of neuromorphic photonic-electronic RTD spiking circuits. ACS Photonics, 11 (10). pp. 4279-4287. ISSN 2330-4022

Hejda, Matěj and Doris, Eli A. and Bilodeau, Simon and Robertson, Joshua and Owen-Newns, Dafydd and Shastri, Bhavin J and Prucnal, Paul R and Hurtado, Antonio (2024) Optical spike amplitude weighting and neuromimetic rate coding using a joint VCSEL-MRR neuromorphic photonic system. Neuromorphic Computing and Engineering, 4 (2). 024011. ISSN 2634-4386

Robertson, Joshua and Kirkland, Paul and Di Caterina, Gaetano and Hurtado, Antonio (2024) VCSEL-based photonic spiking neural networks for ultrafast detection and tracking. Neuromorphic Computing and Engineering, 4 (1). 014010. ISSN 2634-4386

2023

Owen-Newns, Dafydd and Robertson, Joshua and Hejda, Matěj and Hurtado, Antonio (2023) Photonic spiking neural networks with highly efficient training protocols for ultrafast neuromorphic computing systems. Intelligent Computing, 2. 0031. ISSN 2771-5892

Owen-Newns, Dafydd and Robertson, Joshua and Hejda, Matĕj and Hurtado, Antonio (2023) GHz rate neuromorphic photonic spiking neural network with a single Vertical-Cavity Surface-Emitting Laser (VCSEL). IEEE Journal of Selected Topics in Quantum Electronics, 29 (2). pp. 1-10. 1500110. ISSN 1077-260X

2022

Robertson, Joshua and Alanis, Juan Arturo and Hejda, Matej and Owen-Newns, Dafydd and Hurtado, Antonio; (2022) Interconnected VCSEL-based photonic synapses for neuromorphic processsing architectures. In: 2022 IEEE Photonics Conference (IPC). 2022 IEEE Photonics Conference (IPC) . IEEE. ISBN 978-1-6654-3487-4

Owen-Newns, Dafydd and Zhang, Weikang and Alanis, Juan and Bueno, Julian and Robertson, Joshua and Hejda, Matej and Hurtado, Antonio; Costa, Manuel Filipe P. C. M., ed. (2022) Photonic neuromorphic computing with vertical cavity surface emitting lasers. In: Abstract Book of the 5th International Conference on Applications of Optics and Photonics. Portuguese Society for Optics and Photonics (SPOF), PRT, p. 146. ISBN 9789898798084

Skalli, Anas and Robertson, Joshua and Owen-Newns, Dafydd and Hejda, Matej and Porte, Xavier and Reitzenstein, Stephan and Hurtado, Antonio and Brunner, Daniel (2022) Photonic neuromorphic computing using vertical cavity semiconductor lasers. Optical Materials Express, 12 (6). pp. 2395-2414. ISSN 2159-3930

Robertson, Joshua and Alanis, Juan Arturo and Hejda, Matĕj and Hurtado, Antonio (2022) Photonic synaptic system for MAC operations by interconnected vertical cavity surface emitting lasers. Optical Materials Express, 12 (4). pp. 1417-1426. ISSN 2159-3930

Robertson, Joshua and Kirkland, Paul and Alanis, Juan Arturo and Hejda, Matěj and Bueno, Julián and Di Caterina, Gaetano and Hurtado, Antonio (2022) Ultrafast neuromorphic photonic image processing with a VCSEL neuron. Scientific Reports, 12. 4874. ISSN 2045-2322

2021

Alanis, Juan Arturo and Robertson, Joshua and Hejda, Matěj and Hurtado, Antonio (2021) Weight adjustable photonic synapse by nonlinear gain in a vertical cavity semiconductor optical amplifier. Applied Physics Letters, 119 (20). 201104. ISSN 0003-6951

Hejda, Matĕj and Robertson, Joshua and Bueno, Julián and Alanis, Juan Arturo and Hurtado, Antonio; (2021) Photonic VCSEL-neuron for spike-rate representation of digital image data. In: 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC). 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) . IEEE, DEU. ISBN 9781665418768

Bueno, Julian and Robertson, Joshua and Hejda, Matěj and Hurtado, Antonio (2021) Comprehensive performance analysis of a VCSEL-based photonic reservoir computer. IEEE Photonics Technology Letters, 33 (16). pp. 920-923. 9415868. ISSN 1041-1135

Hejda, Matej and Robertson, Joshua and Bueno, Julian and Alanis, Juan and Hurtado, Antonio (2021) Neuromorphic encoding of image pixel data into rate-coded optical spike trains with a photonic VCSEL-neuron. APL Photonics, 6 (6). 060802. ISSN 2378-0967

Zhang, Yahui and Robertson, Joshua and Xiang, Shuiying and Hejda, Matěj and Bueno, Julián and Hurtado, Antonio (2021) All-optical neuromorphic binary convolution with a spiking VCSEL neuron for image gradient magnitudes. Photonics Research, 9 (5). B201-B209. ISSN 2327-9125

2020

Robertson, Joshua and Zhang, Yahui and Hejda, Matěj and Bueno, Julián and Xiang, Shuiying and Hurtado, Antonio (2020) Image edge detection with a photonic spiking VCSEL-neuron. Optics Express, 28 (25). pp. 37526-37537. ISSN 1094-4087

Robertson, Joshua and Hejda, Matěj and Bueno, Julián and Hurtado, Antonio (2020) Ultrafast optical integration and pattern classification for neuromorphic photonics based on spiking VCSEL neurons. Scientific Reports, 10 (1). 6098. ISSN 2045-2322

Smith, Luke W. and Batey, Jack O. and Alexander-Webber, Jack A. and Fan, Ye and Hsieh, Yu Chiang and Fung, S. and Jevtics, Dimitars and Robertson, Joshua and Guilhabert, Benoit J.E. and Strain, Michael J. and Dawson, Martin D. and Hurtado, Antonio and Griffiths, Jonathan P. and Beere, Harvey E. and Jagadish, Chennupati and Burton, Oliver J. and Hofmann, Stephan and Chen, Tse Ming and Ritchie, David A. and Kelly, Michael and Joyce, Hannah J. and Smith, Charles G. (2020) High-throughput electrical characterization of nanomaterials from room to cryogenic temperatures. ACS Nano, 14 (11). pp. 15293-15305. ISSN 1936-0851

Robertson, Joshua and Hejda, Matĕj and Zhang, Yahui and Bueno, Julián and Xiang, Shuiying and Hurtado, Antonio; (2020) Neuromorphic object edge detection with artificial photonic spiking VCSEL-neurons. In: 2020 IEEE Photonics Conference. Institute of Electrical and Electronics Engineers Inc., CAN. ISBN 9781728158914

Bueno, Julián and Robertson, Joshua and Hejda, Matĕj and Hurtado, Antonio; (2020) Experimental implementation of a photonic neural network with a 1550nm-vcsel subject to optical injection and delayed optical feedback. In: 2020 IEEE Photonics Conference (IPC). 2020 IEEE Photonics Conference (IPC) . Institute of Electrical and Electronics Engineers Inc., CAN, pp. 1-2. ISBN 978-1-7281-5891-4

Hejda, Matěj and Robertson, Joshua and Bueno, Julián and Hurtado, Antonio (2020) Spike-based information encoding in vertical cavity surface emitting lasers for neuromorphic photonic systems. Journal of Physics: Photonics, 2 (4). 044001. ISSN 2515-7647

Hejda, Matěj and Robertson, Joshua and Bueno, Julián and Hurtado, Antonio; (2020) VCSELs for fast neuromorphic photonic systems operating at GHz rates. In: 2020 Optical Fiber Communications Conference and Exhibition, OFC 2020 - Proceedings. 2020 Optical Fiber Communications Conference and Exhibition, OFC 2020 - Proceedings . IEEE, USA. ISBN 9781943580712

Robertson, J. and Wade, E. and Kopp, Y. and Bueno, J. and Hurtado, A. (2020) Towards neuromorphic photonic networks of ultrafast spiking laser neurons. IEEE Journal of Selected Topics in Quantum Electronics, 26 (1). 7700715. ISSN 0792-1233

2019

Robertson, Joshua and Wade, Ewan and Hurtado, Antonio; (2019) Ultrafast emulation of retinal neuronal circuits with artificial VCSEL optical neurons. In: 2019 IEEE Photonics Conference (IPC). IEEE, USA. ISBN 978-1-7281-0615-1

Dillane, Michael and Robertson, Joshua and Peters, Matthew and Hurtado, Antonio and Kelleher, Bryan (2019) Neuromorphic dynamics with optically injected quantum dot lasers. European Physical Journal B - Condensed Matter and Complex Systems, 92 (9). 197. ISSN 1434-6028

Hurtado, Antonio and Robertson, Joshua and Wade, Ewan; (2019) Neuromorphic photonics with laser dynamics. In: 2019 IEEE Photonics Society Summer Topical Meeting Series (SUM). IEEE Photonics Society Summer Topical Meeting Series (SUM) . IEEE, USA, pp. 1-2. ISBN 978-1-7281-0597-0

Robertson, Joshua and Hurtado, Antonio and Wade, Ewan (2019) Electrically-controlled neuron-like spiking regimes in vertical-cavity surface-emitting lasers at ultrafast rates. IEEE Journal of Selected Topics in Quantum Electronics. ISSN 1077-260X