Updated: Sep 29th 2024
First-authored manuscripts
📝 Programmable optical synaptic linking of neuromorphic photonic-electronic RTD spiking circuits
M. Hejda, W. Zhang, Q. R. A. Al-Taai, E. Malysheva, D. Owen-Newns, J. M. L. Figueiredo, B. Romeira, J. Robertson, V. Dolores-Calzadilla, E. Wasige and A. Hurtado
ACS Photonics, 2024-09-18, 10.1021/acsphotonics.4c01199📝 Optical spike amplitude weighting and neuromimetic rate coding using a joint VCSEL-MRR neuromorphic photonic system
M. Hejda, E. A. Doris, S. Bilodeau, J. Robertson, D. Owen-Newns, B. J. Shastri, P. R. Prucnal and A. Hurtado
IOP Neuromorphic Computing and Engineering, 2024-05-14, 10.1088/2634-4386/ad4b5b (Rising Stars 2024 Special Issue)📝 Artificial optoelectronic spiking neuron based on a resonant tunnelling diode coupled to a vertical cavity surface emitting laser
M. Hejda, E. Malysheva, D. Owen-Newns, Q. R. A. Al-Taai, I. Ortega-Piwonka, J. Javaloyes, E. Wasige, V. Dolores-Calzadilla, J. M. L. Figueiredo, B. Romeira and A. Hurtado
Nanophotonics, 2022-11-15, 10.1515/nanoph-2022-0362📝 Spiking behaviour in laterally-coupled pairs of VCSELs with applications in neuromorphic photonics
M. Hejda, M. Vaughan, I. Henning, R. Al-Seyab, A. Hurtado and M. Adams
IEEE JSTQE, 2022-06-15, 10.1109/JSTQE.2022.3218950
(Issue on Optical Computing)📝 Resonant tunneling diode nano-optoelectronic excitable nodes for neuromorphic spike-based information processing
M. Hejda, J. A. Alanis, I. Ortega-Piwonka, J. Lourenco, J. M. L. Figueiredo, J. Javaloyes, B. Romeira and A. Hurtado
Phys. Rev. Applied, 2022-01-26, 10.1103/PhysRevApplied.17.024072 | arxiv: 2107.0672📝 Neuromorphic encoding of image pixel data into rate-coded optical spike trains with a photonic VCSEL-neuron
M. Hejda, J. Robertson, J. Bueno, J. A. Alanis and A. Hurtado
APL Photonics, 2021-06-02, 10.1063/5.0048674
(Issue: Photonics and AI in Information Technologies)📝 Spike-based information encoding in VCSELs for neuromorphic photonic systems
M. Hejda, J. Robertson, J. Bueno and A. Hurtado
Journal of Physics: Photonics, 2020-08-12, 10.1088/2515-7647/aba670
(Focus Issue: Photonics for Neural Information Processing)
Co-authored manuscripts
2024
📝 Invited: Neuromorphic architectures based on augmented silicon photonics platforms M. Hejda, F. Marchesin, G. Papadimitriou, D. Gizopoulos, B. Charbonnier, R. Orobtchouk, P. Bienstman, T. van Vaerenbergh and F. Pavanello
DAC'24 Special session: Emerging Technologies for Energy-efficient Neuromorphic Edge Computing, 2024-06-26, 10.5281/zenodo.11920648📝 Photonic-electronic spiking neuron with multi-modal and multi-wavelength excitatory and inhibitory operation for high-speed neuromorphic sensing and computing W. Zhang, M. Hejda, Q. R. A. Al-Taai, D. Owen-Newns, B. Romeira, J. M. L. Figueiredo, J. Robertson, E. Wasige and A. Hurtado
arXiv pre-print, 2024-03-06, arXiv:2403.03775
2023
📝 Waveguide-Integrated Colloidal Nanocrystal Supraparticle Lasers
P. U. Alves, B. J. E. Guilhabert, J. R. McPhillimy, D. Jevtics, M. J. Strain, M. Hejda, D. Cameron, P. R. Edwards, R. W. Martin, M. D. Dawson, N. Laurand
ACS Applied Optical Materials, 2023-11-15, 10.1021/acsaom.3c00312📝 Brain-inspired nanophotonic spike-based devices for neuromorphic light-emitting and sensing AI applications
B. Jacob, M. Hejda, W. Zhang, A. Hurtado and B. Romeira
Emerging Topics in Artificial Intelligence (ETAI), 2023-09-28, 10.1117/12.2676707📝 Optically-triggered deterministic spiking regimes in nanostructure resonant tunnelling diode-photodetectors
Q. R. A. Al-Taai, M. Hejda, W. Zhang, B. Romeira, J. M. L. Figueiredo, E. Wasige and A. Hurtado
Neuromorph. Comput. Eng., 2023-09-21, 10.1088/2634-4386/acf609 | arXiv:2304.11713📝 Photonic spiking neural networks with highly efficient training protocols for ultrafast neuromorphic computing systems
D. Owen-Newns, J. Robertson, M. Hejda and A. Hurtado
Intelligent Computing, 2023-08-29, 10.34133/icomputing.0031 | arXiv:2211.12239📝 Brain-inspired nanophotonic spike computing: challenges and prospects
B. Romeira, R. R. M. Adão, J. B. Nieder, Q. R. A. Al-Taai, W. Zhang, R. H. Hadfield, E. Wasige, M. Hejda, A. Hurtado, E. Malysheva, V. Dolores-Calzadilla, J. Lourenço, D. Marreiros de Castro Alves, J. M. L. Figueiredo, I. Ortega-Piwonka, J. Javaloyes, S. Edwards, J. I. Davies, F. Horst and B. Offrein
Neuromorph. Comput. Eng., 2023-07-14, 10.1088/2634-4386/acdf17📝 Tunable presynaptic weighting in optoelectronic spiking neurons built with laser-coupled resonant tunneling diodes
W. Zhang, M. Hejda, E. Malysheva, Q. R. A. Al-Taai, J. Javaloyes, E. Wasige, J. M. L. Figueiredo, V. Dolores-Calzadilla, B. Romeira and A. Hurtado
J. Phys. D: Appl. Phys., 2023-02-07, 10.1088/1361-6463/aca914
2022
📝 Large field‐of‐view holographic imager with ultra‐high phase sensitivity using multi‐angle illumination
S. Haegele, G. Corrielli, M. Hejda, L. Dümpelmann, R. A. Terborg, R. Osellame and V. Pruneri
Opt. and Lasers in Eng., 2022-10-02, 10.1016/j.optlaseng.2022.107315📝 GHz Rate Neuromorphic Photonic Spiking Neural Network With a Single Vertical-Cavity Surface-Emitting Laser (VCSEL)
D. Owen-Newns, J. Robertson, M. Hejda and A. Hurtado
IEEE JSTQE, 2022-09-12, 10.1109/JSTQE.2022.3205716📝 Spike propagation in a nanolaser-based optoelectronic neuron
I. Ortega-Piwonka, M. Hejda, J. A. Alanis, J. Lourenço, A. Hurtado, J. Figueiredo, B. Romeira and J. Javaloyes
Opt. Mat. Ex., 2022-06-22, 10.1364/OME.451706📝 Photonic neuromorphic computing using vertical cavity semiconductor lasers
A. Skalli, J. Robertson, D. Owen-Newns, M. Hejda, X. Porte, S. Reitzenstein, A. Hurtado and D. Brunner
Opt. Mat. Ex., 2022-06-01, 10.1364/OME.450926📝 Biomimetic hierarchical nanofibrous surfaces inspired by superhydrophobic lotus leaf structure for preventing tissue adhesions
M. Klicova, Z. Oulehlova, A. Klapstova, M. Hejda, M. Krejcik, O. Novak, J. Mullerova, J. Erben, J. Rosendorf, R. Palek, V. Liska, A. Fucikova, J. Chvojka, I. Zvercova and J. Horakova
Materials & Design, 2022-04-05, 10.1016/j.matdes.2022.110661📝 Photonic Synaptic System for MAC Operations by Interconnected Vertical Cavity Surface Emitting Lasers
J. Robertson, J. A. Alanis, M. Hejda and A. Hurtado
Opt. Mat. Ex., 2022-03-10, 10.1364/OME.450923📝 Ultrafast neuromorphic photonic image processing with a VCSEL neuron
J. Robertson, P. Kirkland, J. A. Alanis, M. Hejda, J. Bueno, G. Caterina & A. Hurtado
Sci. Rep., 2022-03-22, 10.1038/s41598-022-08703-1
2021
📝 Weight adjustable photonic synapse by nonlinear gain in a vertical cavity semiconductor optical amplifier
J. A. Alanis, J. Robertson, M. Hejda and A. Hurtado
Apl. Phys. Lett., 2021-11-17, 10.1063/5.0064374📝 Weight adjustable photonic synapse by nonlinear gain in a vertical cavity semiconductor optical amplifier
B. Romeira, J. B. Nieder, B. Jacob, R. M. R. Adão, F. Camarneiro, J. A. Alanis, M. Hejda, A. Hurtado, J. Lourenço, D. C. Alves, J. M. L. Figueiredo, I. Ortega-Piwonka, J. Javaloyes
Emerging Topics in Artificial Intelligence (ETAI), 2021-09-02, 10.1117/12.2591852📝 Comprehensive performance analysis of a VCSEL-based photonic reservoir computer
J. Bueno, J. Robertson, M. Hejda, A. Hurtado
IEEE Phot. Tech. Lett., 2021-04-26, 10.1109/LPT.2021.3075095📝 All-optical neuromorphic binary convolution with a spiking VCSEL neuron for image gradient magnitudes
Y. Zhang, J. Robertson, S. Xiang, M. Hejda, J. Bueno and A. Hurtado
Phot. Research, 2021-04-14, 10.1364/PRJ.412141
2020
📝 Image Edge Detection with a Photonic Spiking VCSEL-Neuron
J. Robertson, Y. Zhang, M. Hejda, J. Bueno, S. Xiang and A. Hurtado
Opt. Ex., 2020-11-30, 10.1364/OE.408747📝 Ultrafast optical integration and pattern classification for neuromorphic photonics based on spiking VCSEL neurons
J. Robertson, M. Hejda, J. Bueno and A. Hurtado
Sci. Rep., 2020-04-08, 10.1364/OE.408747
(Part of: “Novel hardware and concepts for unconventional computing” collection)
Conference presentations (talks)
2024
🗣️ Integrated neuromorphic photonics and optical computing accelerators: prospects & challenges [Invited]
M. Hejda
INL European Neuromorphic Research Day, 2024-05-15, Braga, Portugal. inl.eu🗣️ NEUROPULS: Neuromorphic energy-efficient accelerator using augmented silicon photonics [Keynote]
M. Hejda
2024 High Performance, Edge and Cloud computing (HiPEAC) / NeuroEdge: Efficient AI at the Edge (workshop), 2024-01-18, neuroedge.eu
2023
- 🗣️ Synaptic weighting of spiking VCSEL-neurons using integrated photonic microring weight banks
M. Hejda, E. A. Doris, S. Bilodeau, J. Robertson, L. Xu, B. Shastri, P. R. Prucnal and A. Hurtado
2023 Conference on Lasers and Electro-Optics/Europe (CLEO Europe/EQEC), Session: Brain-inspired photonic devices and computing, 2023-06-30, Münich, Germany.
2022
🗣️ Breaking the Wall of efficient AI computing (FWL Scotland Winner Pitch)
M. Hejda,
2022 Falling Walls Lab Finals, 2022-11-07, Berlin, Germany.🗣️ Artificial optoelectronic spiking neurons with laser-coupled resonant tunnelling diode systems
M. Hejda, E. Malysheva, Q. R. A. Al-Taai, E. Wasige, J. M. L. Figueiredo, V. Dolores-Calzadilla, B. Romeira and A. Hurtado,
2022 IEEE International Photonics Conference (IPC2022), 2022-11-11, Vancouver, BC, Canada.🗣️ Photonic Spiking Neural Network with Resonant Tunnelling Diode Optoelectronic Neurons
M. Hejda, J. A. Alanis, D. Owen-Newns, I. Ortega-Piwonka, J. Figueiredo, Joao Lourenco, J. Javaloyes, B. Romeira and A. Hurtado
2022 Conference on Lasers and Electro-Optics (CLEO), Session: Photonic Neural Networks and Components, 2022-05-18, San José, CA, USA.
2021
- 🗣️ Photonic VCSEL-neuron for spike-rate representation of digital image data
M. Hejda, J. Robertson, J. Bueno, J. A. Alanis, A. Hurtado
2021 Conference on Lasers and Electro-Optics/Europe (CLEO/EQEC), Session: Short Wavelength Sources and Applications, 2021-06-24, remote.
2020
- 🗣️ VCSELs for fast neuromorphic photonic systems operating at GHz rates
M. Hejda, J. Robertson, J. Bueno, A. Hurtado
2020 The Optical Networking and Communication Conference & Exhibition (OFC2020), 2020-03-10, San Diego, CA, USA / remote. 10.1364/OFC.2020.T4C.1