Neuro-inspired computing with spin-VCSELs

K Harkhoe, G Verschaffelt, G Van der Sande - Applied Sciences, 2021 - mdpi.com
Delay-based reservoir computing (RC), a neuromorphic computing technique, has gathered
lots of interest, as it promises compact and high-speed RC implementations. To further boost …

Effect of excited state lasing on the chaotic dynamics of spin QD-VCSELs

P Georgiou, C Tselios, G Mourkioti, C Skokos… - Nonlinear …, 2021 - Springer
We investigate numerically the chaotic dynamics of optically pumped quantum-dot (QD) spin
vertically coupled surface emitting lasers (VCSELs) accounting for both ground state (GS) …

Characteristics of multi-channel reservoir computing based on mutually-coupled spin-VCSELs: a comprehensive investigation

L Jiang, SS Deng, WJ Song, ML Zou, XH Jia, YQ Tang… - Applied Physics B, 2024 - Springer
We studied the characteristics of a four-channel multi-task reservoir computing (RC) system
based on mutually-coupled and optically pumped spin vertical-cavity surface-emitting lasers …

The influence of timescales and data injection schemes for reservoir computing using spin-VCSELs

L Mühlnickel, JA Jaurigue, LC Jaurigue… - Communications …, 2024 - nature.com
Reservoir computing with photonic systems promises fast and energy efficient computations.
Vertical emitting semiconductor lasers with two spin-polarized charge-carrier populations …

Spin laser local oscillators for homodyne detection in coherent optical communications

N Yokota, H Yasaka - Micromachines, 2021 - mdpi.com
We numerically investigate spin-controlled vertical-cavity surface-emitting lasers (spin-
VCSELs) for local oscillators, which are based on an injection locking technique used in …

Polarization Control of Quantum‐Dot Spin‐VCSELs

C Tselios, P Georgiou, C Politi… - … status solidi (b), 2022 - Wiley Online Library
Quantum‐dot spin vertical‐cavity surface‐emitting lasers (VCSELs) are a relatively new
addition to the spin‐VCSELs literature. The quantum‐dot active region, apart from the usual …

Detailed theoretical analysis on nonlinear dynamic characteristics of tunable photonic spiking neuron based on optically pumped Spin-VCSEL

ML Zou, XH Jia, WJ Song, SS Deng, MY Bao… - Applied Physics B, 2024 - Springer
In this article, we proposed the use of optically pumped spin vertical-cavity surface-emitting
laser (Spin-VCSEL) to create a photonic spiking neuron. We studied the dynamics of …

Proposal and detailed theoretical analysis on a photonic neural network with optically pumped Spin-VCSEL spiking neurons

ML Zou, XH Jia, WJ Song, SS Deng… - Japanese Journal of …, 2024 - iopscience.iop.org
A dual-layer photonic spiking neural network (PSNN) was constructed, where multiple
optically pumped spin vertical-cavity surface-emitting lasers (Spin-VCSELs) were proposed …

Nonlinear dynamics tailored by spin-polarized carriers in semiconductor vertical-cavity surface-emitting lasers

Q Fang, H Wang, H Zhou, C Jiang, W Di… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
Spin-polarized carriers generated in semiconductor cavities by electrical injection or
circularly polarized light, favour the realization of newly developed spin-VCSELs. Such light …

Observation of spin polarization modulation responses of injection-locked vertical-cavity surface-emitting lasers

N Yokota, K Ikeda, H Yasaka - IEICE Electronics Express, 2023 - jstage.jst.go.jp
We report on the modulation responses of an injection-locked vertical-cavity surface-emitting
laser (VCSEL) measured using an optical spin-polarization modulation technique. We …