Note: all journal ChipAI publications are freely available by either gold or green open access.

A. Articles

2023

  • Brain-inspired nanophotonic spike computing: challenges and prospects. B. Romeira, R. Adão, J. B. Nieder, Q. Al-Taai, W. Zhang, R. Hadfield, E. Wasige, M. Hejda, A.Hurtado, E. Malysheva, V. Dolores-Calzadilla, J. Lourenço, D.C. Alves, J. M. L. Figueiredo, I. Ortega-Piwonka, J. Javaloyes, S. Edwards, J. Iwan Davies, F.t Horst, and B.J. Offrein, IOP Neuromorphic Computing Engineering (accepted)

  • · Room-temperature electroluminescence and light detection from III-V unipolar microLEDs without p-type doping. B. Jacob, F. Camarneiro, J. Borme, J. Figueiredo, J. Nieder, B. Romeira. Optica (in press) DOI: https://doi.org/10.1364/OPTICA.476938

  • · Tuneable presynaptic weighting in optoelectronic spiking neurons built with laser-coupled resonant tunneling diodes. W. Zhang, M. Hejda, E. Malysheva, Q. Al-taai, J. Javaloyes, E. Wasige, J. M. L. Figueiredo, V. Dolores-Calzadilla, B. Romeira and A. Hurtado, Journal of Physics D: Applied Physics (in press). DOI: https://doi.org/10.1088/1361-6463/aca914

2022

  • 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. Al-Taai, W. Zhang, I. Ortega-Piwonka, J. Javaloyes, E. Wasige, V. Dolores-Calzadilla, J.M. L. Figueiredo, B. Romeira and A. Hurtado, Nanophotonics (in press). DOI: https://doi.org/10.1515/nanoph-2022-0362

  • Design and manufacture of an all-polymeric integrated multimode interferometer for visible photonics. F. J. Gordo, J. Tátá, J. Borme, M. A. Geday, M. Caño-García, and J. B. Nieder, Opt. Express 30, 31147-31156 (2022). DOI: https://doi.org/10.1364/OE.469281

  • Surface Passivation of III–V GaAs Nanopillars by Low-Frequency Plasma Deposition of Silicon Nitride for Active Nanophotonic Devices. B. Jacob, F. Camarneiro, J. Borme, O. Bondarchuk, J. B. Nieder, and B. Romeira. ACS Appl. Electron. Mater. 4(7), 3399–3410 (2022). DOI: https://doi.org/10.1021/acsaelm.2c00195

  • Spectral-temporal luminescence properties of Colloidal CdSe/ZnS Quantum Dots in relevant polymer matrices for integration in low turn-on voltage AC-driven LEDs. R. M. R. Adão, T. Sun, B. Romeira, P. Alpuim, and J. B. Nieder, Opt. Express 30, 10563-10572 (2022). DOI: https://doi.org/10.1364/OE.449037

  • Two-photon polymerization simulation and fabrication of 3D microprinted suspended waveguides for on-chip optical interconnects. R. M. R. Adão, T. L. Alves, C. Maibohm, B. Romeira, and J. B. Nieder, Opt. Express 30, 9623-9642 (2022). DOI: https://doi.org/10.1364/OE.449641

  • · An Integrated Photorefractive Analog Matrix-Vector Multiplier for Machine Learning. E. A. Vlieg, L. Talandier, R. Dangel, F. Horst, B. J. Offrein, Appl. Sci. 12, 4226 (2022). DOI: https://doi.org/10.3390/app12094226

  • Spike propagation in a nanolaser-based optoelectronic neuron. I. Ortega-Piwonka, M. Hejda, J. Alanis, J. Lourenço, A. Hurtado, J. Figueiredo, B. Romeira, and J. Javaloyes, Opt. Mater. Express 12, 2679-2696 (2022). DOI: https://doi.org/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. Mater. Express 12, 2395-2414 (2022). DOI: https://doi.org/10.1364/OME.450926

  • Photonic synaptic system for MAC operations by interconnected vertical cavity surface emitting lasers. J. Robertson, J. Arturo Alanis, M. Hejda, and A. Hurtado, Opt. Mater. Express 12, 1417-1426 (2022). DOI: https://doi.org/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. Di Caterina, and A. Hurtado, Sci Rep 12, 4874 (2022). DOI: https://doi.org/10.1038/s41598-022-08703-1

  • Resonant Tunneling Diode Nano-Optoelectronic Excitable Nodes for Neuromorphic Spike-Based Information Processing. M. Hejda, J. Arturo Alanis, I. Ortega-Piwonka, J. Lourenço, J. Figueiredo, J. Javaloyes, B. Romeira, and A. Hurtado, Phys. Rev. Applied 17, 024072 (2022). DOI: https://doi.org/10.1103/PhysRevApplied.17.024072 (open access link)

2021 

  • Weight-adjustable photonic synapse by nonlinear gain in a vertical cavity semiconductor optical amplifier. J. Arturo Alanis, J. Robertson, M. Hejda, and A. Hurtado. Appl. Phys. Lett. 119, 201104 (2021). DOI: https://doi.org/10.1063/5.0064374

  • Spatially dense integration of micron-scale devices from multiple materials on a single chip via transfer-printing. D. Jevtics, J. A. Smith, J. McPhillimy, B. Guilhabert, P. Hill, C. Klitis, A. Hurtado, M. Sorel, H. H. Tan, C. Jagadish, M. D. Dawson, and M. J. Strain, Opt. Mater. Express 11, 3567-3576 (2021). DOI: https://doi.org/10.1364/OME.432751

  • Comprehensive Performance Analysis of a VCSEL-Based Photonic Reservoir Computer. J. Bueno, J. Robertson, M. Hejda and A. Hurtado, in IEEE Photonics Technology Letters 33(16), 920-923 (2021). DOI: https://doi.org/10.1109/LPT.2021.3075095 (open access link)

  • [#WP4, USTRATH] Neuromorphic encoding of image pixel data into rate-coded optical spike trains with a photonic VCSEL-neuron. M. Hejda, J. Robertson, J. Bueno, J. Arturo Alanis, and A. Hurtado, APL Photonics 6, 060802 (2021). DOI: https://doi.org/10.1063/5.0048674

  • [#WP4, USTRATH] 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, Photon. Res. 9, B201-B209 (2021). DOI: https://doi.org/10.1364/PRJ.412141

  • [WP3,4, UGLA**] Analysis of Excitability in Resonant Tunneling Diode-Photodetectors. W. Zhang, A. Al-Khalidi, J. M. L Figueiredo, Q.R.A. Al-Taai, E. Wasige, R.H. Hadfield, Nanomaterials 11, 1590 (2021). DOI: https://doi.org/10.3390/nano11061590

  • [WP4, UIB**] Bursting and Excitability in Neuromorphic Resonant Tunneling Diodes. I. Ortega-Piwonka, O. Piro, J. M. L. Figueiredo, B. Romeira, and J. Javaloyes, Phys. Rev. Applied 15, 034017 (2021). DOI: https://doi.org/10.1103/PhysRevApplied.15.034017 (open access link)

  • [WP2, INL] Photonic polymeric structures and electrodynamics simulation method based on a coupled Oscillator Finite-Difference Time-Domain (O-FDTD) approach. R. M. R. Adão, M. Caño-García, C. Maibohm, and J. B. Nieder, Opt. Express 29, 11903-11916 (2021). DOI: https://doi.org/10.1364/OE.414211

2020

  • Image Edge Detection with a Photonic Spiking VCSEL-neuron. J. Robertson, Y. Zhang, M. Hejda, J. Bueno, S. Xiang, A. Hurtado, Opt. Exp. 28(25), pp. 37526-37537 (2020). DOI: https://doi.org/10.1364/OE.408747

  • High-Throughput Electrical Characterization of Nanomaterials from Room to Cryogenic Temperatures. L. W. Smith, J. O. Batey, J.A. Alexander-Webber, Y. Fan, Y.-C. Hsieh, S.-J. Fung, D. Jevtics, J. Robertson, B. J. E. Guilhabert, M. J. Strain, M. D. Dawson, A. Hurtado, J. P. Griffiths, H. E. Beere, C. Jagadish, O. J. Burton, S. Hofmann, T.-M. Chen, D. A. Ritchie, M. Kelly, H. J. Joyce, and C. G. Smith, ACS Nano 14 (11), pp. 15293-15305 (2020). DOI: https://doi.org/10.1021/acsnano.0c05622

  • Efficient light extraction in subwavelength GaAs/AlGaAs nanopillars for nanoscale light-emitting devices. B. Romeira, J. Borme, H. Fonseca, J. Gaspar, and J. B. Nieder, Optics Express 28(22), pp. 32302-32315 (2020). DOI: https://doi.org/10.1364/OE.402887

  • [Invited] Spike-based information encoding in vertical cavity surface emitting lasers for neuromorphic photonic systems. M. Hejda, J. Robertson, J. Bueno and A. Hurtado, IOP J. Phys. Photonics 2, 044001 (2020). DOI: https://doi.org/10.1088/2515-7647/aba670

  • Three-dimensional cross-nanowire networks recover full terahertz state. K. Peng, D. Jevtics, F. Zhang, S. Sterzl, D.A. Damry, M.U. Rothmann, B. Guilhabert, M.J. Strain, H.H. Tan, L.M. Hertz, L. Fu, M.D. Dawson, A. Hurtado, C. Jagadish & M.B. Johnston, Science 368, 6490, pp. 510-513 (2020). DOI: https://doi.org/10.1126/science.abb0924 (open access link)

  • Opportunities for integrated photonic neural networks. P. Stark, F. Horst, R. Dangel, J. Weiss, and B. J. Offrein, Nanophotonics, vol. 9, no. 13, pp. 4221–4232, 2020. DOI: https://doi.org/10.1515/nanoph-2020-0297

  • NanoLEDs for energy-efficient and gigahertz-speed spike-based sub-λ neuromorphic nanophotonic computing. B. Romeira, J. M. L Figueiredo, J. Javaloyes, Nanophotonics vol. 9, no. 13, pp. 4149–4162, 2020. DOI: https://doi.org/10.1515/nanoph-2020-0177

  • [Invited] Physical Limits of NanoLEDs and Nanolasers for Optical Communications. B. Romeira and A. Fiore, Proceedings of the IEEE, vol. 108, no. 5, pp. 735-748 (2020). DOI: https://doi.org/10.1109/JPROC.2019.2912293 (open access link)

  • 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 10, 6098 (2020). DOI: https://doi.org/10.1038/s41598-020-62945-5

2019

B. Books, Books Chapters

  • Resonant Tunneling Diode Photonics: Devices and Applications. C. N. Ironside, B. Romeira, and J. M. L. Figueiredo (2019). Morgan & Claypool Publishers/IOP Concise Physics (ISBN: 978-1-64327-741-7). [book] DOI: 10.1088/2053-2571/ab3a9a

C. Conference Proceedings – Invited talks

2022

  • Photonic Neuromorphic Computing with Vertical Cavity Surface Emitting Lasers. D. Owen-Newns, W.g Zhang, J. Alanis, J. Bueno, J. Robertson, M.Hejda and A. Hurtado. in V International Conference on Applications of Optics and Photonics (AOP 2022), Guimarães, Portugal, 18-22 July 2022. [keynote speaker]

  • Brain-inspired nanophotonic spike computing. B. Romeira. in V International Conference on Applications of Optics and Photonics (AOP 2022), Guimarães, Portugal, 18-22 July 2022. [keynote speaker]

  • Neuromorphic Photonic Computing with Vertical-Cavity Surface-Emitting Lasers. A. Hurtado. COMPENG 2022, Florence, July 18-20, 2022.

  • Neuromorphic NanoLEDs. B. Romeira. COMPENG 2022, Florence, July 18-20, 2022.

2021

  • Neuromorphic nano LEDs. B. Romeira, NEUROTECH, 14 December 2021 [ONLINE]

  • Subwavelength neuromorphic nanophotonic integrated circuits for spike-based computing: challenges and prospects. B. Romeira, J. B. Nieder, B. Jacob, R. M. R. Adão, F. Camarneiro, J. Arturo, A. Alanis, M. Hejda, A. Hurtado, J. Lourenço, D. Castro Alves, J. M. L. Figueiredo, I. Ortega-Piwonka, J. Javaloyes, in Proc. SPIE 11804, Emerging Topics in Artificial Intelligence (ETAI) 2021, 118040D, 1 August, 2021. [ONLINE DUE TO COVID-19]

2020

  • Photonic Spiking Neurons with VCSELs for Ultrafast Neuromorphic Photonic Processing Systems, A. Hurtado, in Photonics North 2020, Niagara Falls, Canada, 26-28 May 2020 (Online event due to Covid-19).

  • On-chip Nano-light-emitting Sources for Energy-efficient Neuromorphic Computing. B. Romeira*, P. Moura, B. Jacob, R. Adão, C. Maibohm, and J. B. Nieder, in The Optical Networking and Communication Conference & Exhibition (OFC2020), San Diego, USA, 8-12 March, 2020. [*Presenting author] [cancelled due to COVID-19]

  • Micro- and nanoscale photonic neuron circuits. B. Romeira*, P. Moura, C. Maibohm, and J. B. Nieder, in The European Semiconductor Laser Workshop (ESLW 2019), Cork, Ireland, 27-28 September, 2019. [*Presenting author]

  • Micro- and nanoscale photonic neuron circuits. B. Romeira*, C. Maibohm, P. Moura, J. Lourenço, J. M. L. Figueiredo, J. Javaloyes, and J. B. Nieder, in V Workshop on Dynamical Systems and Brain-inspired Information Processing, Konstanz, Germany, July 29-31, 2019 [*Presenting author]

  • Nanoscale vertical-emitting nanopillars for efficient subwavelength LEDs. B. Romeira* and J. B. Nieder, in IV International Conference on Applications of Optics and Photonics (AOP 2019), Lisbon, Portugal, 31 May – 4 June, 2019 [*Presenting author]

  • Toward Neuromorphic Photonic Networks with Ultrafast VCSEL-based Spiking Optical Neurons, A. Hurtado, in The Optical Networking and Communication Conference & Exhibition (OFC2020), San Diego, USA, 8-12 March, 2020. [cancelled due to COVID-19]

2019

  • Micro- and nanoscale photonic neuron circuits. B. Romeira, P. Moura, C. Maibohm, and J. B. Nieder, in The European Semiconductor Laser Workshop (ESLW 2019), Cork, Ireland, 27-28 September, 2019. [*Presenting author]

  • Micro- and nanoscale photonic neuron circuits. B. Romeira, C. Maibohm, P. Moura, J. Lourenço, J. M. L. Figueiredo, J. Javaloyes, and J. B. Nieder, in V Workshop on Dynamical Systems and Brain-inspired Information Processing, Konstanz, Germany, July 29-31, 2019

  • Nanoscale vertical-emitting nanopillars for efficient subwavelength LEDs. B. Romeira and J. B. Nieder, in IV International Conference on Applications of Optics and Photonics (AOP 2019), Lisbon, Portugal, 31 May – 4 June, 2019.

  • Toward Neuromorphic Photonic Networks with Ultrafast VCSEL-based Spiking Optical Neurons, A. Hurtado, in The Optical Networking and Communication Conference & Exhibition (OFC2020), San Diego, USA, 8-12 March, 2020.

  • Neuromorphic photonics with laser dynamics. A. Hurtado, J. Robertson and E. Wade, in 2019 IEEE Photonics Society Summer Topical Meeting Series (SUM), Ft. Lauderdale, FL, USA, July 2019,

  • Neuromorphic photonics for future ultrafast brain-inspired computing systems. A. Hurtado, J. Robertson, J. Bueno, E. Wade, in Advanced Optics and Photonics, AOP2019, Lisbon (Portugal), June 2019. [Keynote talk]

  • Advancing silicon photonics for traditional and novel computing paradigms, B.J. Offrein, DATE OPTICS Workshop, 29 March 2019, Florence, Italy.

  • Integrated Photonic Technology for Neuromorphic Computing, B.J. Offrein, 28.05 - 31.05.2019. ECTC - 2019 IEEE 69th Electronic Components and Technology Conference. Las Vegas, NV, USA.

  • Silicon photonics integration technologies for future computing systems, Stefan Abel, Folkert Horst, Pascal Stark, Roger Dangel, Felix Eltes, Yannick Baumgartner, Jean Fompeyrine, Bert Jan Offrein, OECC-PSC 2019, Fukuoka, Japan.

  • Analog computing paradigms and technologies for neuromorphic applications, B.J. Offrein, Neuromorphic Workshop, ECOC 2019, 22 - 26 September 2019, Dublin.

D. Conference Proceedings – Oral communications

2022

  • Two-photon polymerization simulation and fabrication of 3D microprinted suspended waveguides for on-chip optical interconnects. A. Andrishak, T. L. Alves, R. M. R. Adão, C.n Maibohm, B. Romeira, and J. B. Nieder. in V International Conference on Applications of Optics and Photonics (AOP 2022), Guimarães, Portugal, 18-22 July 2022.

  • Towards spiking laser diodes on a III-V/Si nanophotonic platform for neuromorphic applications. E. D. Malysheva, J. Figueiredo, I. Davies, A. Fiore, K. A. Williams, V. Dolores-Calzadilla. in V International Conference on Applications of Optics and Photonics (AOP 2022), Guimarães, Portugal, 18-22 July 2022.

  • Dual-functioning emitter-receiver III-V unipolar and bipolar microLEDs for on-chip neuromorphic photonic circuits. B. Jacob, J. Lourenço, F. Camarneiro, J. Borme, J. Figueiredo, J. Nieder, B. Romeira. in V International Conference on Applications of Optics and Photonics (AOP 2022), Guimarães, Portugal, 18-22 July 2022.

  • M. Hejda, J. A. Alanis, I. Ortega-Piwonka, J. Figueiredo, J. Lourenço, J. Javaloyes, B. Romeira, and A. Hurtado, "Photonic Spiking Neural Network with Resonant Tunnelling Diode Optoelectronic Neurons," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SW5E.1.

2021

  • P. Stark, J. Weiss, R. Dangel, F. Horst, J. Geler-Kremer, and B. J. Offrein, "High-Performance Neuromorphic Computing Based on Photonic Technologies," in Optical Fiber Communication Conference (OFC) 2021, P. Dong, J. Kani, C. Xie, R. Casellas, C. Cole, and M. Li, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper Tu5H.4.

  • R. M. R. Adão, M. Caño-García, C. Maibohm, B. Romeira, and Jana B. Nieder, “Oscillator Finite-Difference Time-Domain (O-FDTD) electric field propagation model: integrated photonics and networks," in The European Optical Society Annual Meeting (EOSAM 2021), Rome, Italy, 13-17 September 2021. [ONLINE DUE TO COVID-19]

  • B. Jacob, F. Camarneiro, J. Borme, J. B. Nieder, and B. Romeira, "Highly-efficient GaAs/AlGaAs Nanopillars and NanoLEDs via SiNx Surface Passivation," in Conference on Lasers and the Electro-Optics Europe & International Quantum Electronics Conference (CLEO®/Europe - IQEC 2021), paper CK-2.5, Munich, Germany, 20-24 June 2021. [ONLINE DUE TO COVID-19]

  • Q. Al-Taai, A. Al-Khalidi, J. Wang, B. Romeira, J. M. L. Figueiredo and E. Wasige, "Extremely low-power consumption nano-RTD photodetectors for future neuromorphic computing," in 44th Workshop on Compound Semiconductor Devices and Integrated Circuits held in Europe (WOCSDICE2021), paper We3.5, Bristol, UK, 14-17 June 2021.

  • R. M. R. Adão, B. Romeira, and J. B. Nieder, "Design and Fabrication of 3D Interconnects for Photonic Neuronal Networks Using Two-Photon Polymerization," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optical Society of America, 2021), paper ATh1R.7. [ONLINE DUE TO COVID-19]

2020

  • J. Robertson, Y. Zhang, M. Hejda, J. Bueno, S. Xiang, A. Hurtado, 'Neuromorphic Object Edge Detection with Artificial Photonic Spiking VCSEL-Neurons', 2020 IEEE Photonics Conference (IPC), Vancouver, BC, Canada, pp. 1-2 (2020)

  • J. Robertson, Y. Zhang, M. Hejda, J. Alanis, J. Bueno, S. Xiang, A. Hurtado, 'Image Edge Feature Detection With Spiking Photonic VCSEL Neurons', 2020 European Semiconductor Laser Workshop (ESLW), Dec. 2020.

  • Julián Bueno, Joshua Robertson, Matěj Hejda, and Antonio Hurtado, “Experimental Implementation of a Photonic Neural Network with a 1550nm-VCSEL subject to Optical Injection and Delayed Optical Feedback”, 2020 IEEE Photonics Conference (IPC), Vancouver, BC, Canada. Sept. 2020.

  • M. Hejda, J. Robertson, J. Bueno, A. Hurtado, ‘Neuromorphic systems based on photonics’, Strathclyde Doctoral School Multidisciplinary Symposium (DSMS2020), Glasgow, UK. (2020). Proceedings ISBN: 978-1-909522-53-4

  • Surface passivation of GaAs/AlGaAs nanopillars for efficient sub-λ nanoLEDs and nanolasers. B. Jacob, J. Borme, and B. Romeira, in European Semiconductor Laser Workshop 2020, Eindhoven, The Netherlands, 04-05 December 2020 (Online event due to Covid-19).

  • Strong Enhancement of Light Extraction Efficiency in Sub-wavelength AlGaAs/GaAs Vertical-emitting Nanopillars. B. Romeira, J. Borme, H. Fonseca, J. Gaspar, and J. B. Nieder. in 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, OSA Technical Digest (Optical Society of America, 2019), paper ck_3_6, Munich, Germany, June 23-27, 2019.

  • VCSELs for fast neuromorphic photonic systems operating at GHz rates, M. Hejda, J. Robertson, J. Bueno, A. Hurtado, in The Optical Networking and Communication Conference & Exhibition (OFC2020), San Diego, USA, 8-12 March, 2020.

2019

  • Ultrafast emulation of retinal neuronal circuits with artificial VCSEL optical neurons, J. Robertson, E. Wade and A. Hurtado, in IEEE Photonics Conference 2019 (IEEE IPC 2019), San Antonio (TX, USA), Oct 2019.

  • Neuromorphic photonic circuits with VCSEL-based artificial spiking neurons, J. Robertson, M. Hejda, J. Bueno, E. Wade, A. Hurtado, in The European Semiconductor Laser Workshop (ESLW 2019), Cork, Ireland, 27-28 September, 2019.

  • Neuromorphic spiking dynamics in VCSELs, J. Robertson, M. Hejda, J. Bueno, A. Hurtado, International Symposium – Physics and Applications of Laser Dynamics (IS-PALD 2019), Metz (France), Nov 2019.

  • Excitable dynamics in a quantum resonant tunneling diode-based spike generator. I. Ortega-Piwonka, J. Javaloyes, O. Piro, in XVII International Workshop on Instabilities and Nonequilibrium Structures, Valparaiso, Chile, December 2-6, 2019.

E. Conference Proceedings – Posters

2022

  • Q. Al-Taai et al., "Towards an Excitable Microwave Spike Generator for Future Neuromorphic Computing," 16th European Microwave Integrated Circuits Conference (EuMIC), 2022, pp. 386-389,

2021

  • I. Ortega-Piwonka, O. Piro, B. Romeira, J. M. L. Figueiredo, and J. Javaloyes, "Bursting and excitability in neuromorphic resonant tunneling diodes," in Conference on Lasers and the Electro-Optics Europe & International Quantum Electronics Conference (CLEO®/Europe - IQEC 2021), paper CC-P.8, Munich, Germany, 20-24 June 2021. [ONLINE DUE TO COVID-19]

  • I. Ortega-Piwonka, O. Piro, J. M. L. Figueiredo, B. Romeira, and J. Javaloyes, "Spike propagation in a nanolaser-based optoelectronic neuron," in Conference on Lasers and the Electro-Optics Europe & International Quantum Electronics Conference (CLEO®/Europe - IQEC 2021), paper JSI-P.6, Munich, Germany, 20-24 June 2021. [ONLINE DUE TO COVID-19]

  • B. Jacob, J. Borme, J. M. L. Figueiredo, and B. Romeira, "Room-temperature Near-infrared Electroluminescence in n-type GaAs Unipolar microLEDs," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optical Society of America, 2021), paper JTu3A.29. [ONLINE DUE TO COVID-19]

2020

  • M. Hejda, J. Robertson, J. Bueno, A. Alanis, A. Hurtado, “Neuromorphic rate-coded representation of digital image data with a VCSEL-neuron”, 2020 European Semiconductor Laser Workshop (ESLW), Dec 2020.

  • M. Hejda, Y. Zhang, J. Robertson, J. Bueno, A. Hurtado; “Spiking VCSEL-neurons for ultrafast spiking photonic systems”, in 2020 Photonics Online Meetup (POM20), June 22nd 2020.

  • Artificial spiking photonic neurons based on vertical cavity surface emitting lasers. M. Hejda, J. Robertson, J. Bueno, A. Hurtado. SPIE Optics+Photonics 2020, San Diego, USA, 24 August - 4 September, 2020. [accepted, cancelled due to COVID-19]

2019

  • Delay dynamics of optoelectronic neuromorphic nanoscale resonators. I. Ortega-Piwonka, B. Romeira, J. M. L. Figueiredo, J. Javaloyes, in V Workshop on Dynamical Systems and Brain-Inspired Information Processing, Konstanz, Germany, July 29-31, 2019.

  • Increasing Two-Photon Polymerization Fabrication Speed of 3D Structures for Cell Interaction Studies. C. Maibohm, O. F. Silvestre, J. Borme, M.Sinou, K. Heggarty, J. B Nieder, in 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, OSA Technical Digest (Optical Society of America, 2019), paper cm_p_35, Munich, Germany, June 23-27, 2019. DOI: 10.1109/CLEOE-EQEC.2019.8871684

  • Nanolasers for neuromorphic applications, E. Malysheva, A. Fiore, K.A.Williams, V.Dolores-Calzadilla, in PhotonDelta Fast Career Track Program, Eindhoven, the Netherlands, September 30, 2019.

  • Manufacture-compliant InP-based metal cavity nanolaser design. E. Malysheva, A. Fiore, K.A.Williams, V.Dolores-Calzadilla, in European Conference on Integrated Optics, Paris, France, June 23-25, 2020.

 
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