vertical-cavity surface-emitting lase
Electrically-controlled neuron-like spiking regimes in vertical-cavity surface-emitting lasers at ultrafast rates
... the toolkit of neuromorphic photonic devices has expanded to include technologies such as photonic crystal structures [6,7], resonant tunneling diode–laser diode (RTD-LD) coupled systems [8,9], fibre lasers [10,11], ...
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Spatially Resolved Absorption Spectroscopy on a Microhollow Cathode Helium Plasma Using a Vertical-Cavity Surface-Emitting Laser
... 300 µ m diameter, we measured the absorption spectra with spatial resolution of 30 µ m using a vertical-cavity surface-emitting laser diode. The spectra observed near the electrode at 10 kPa ...
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High frequency continuous birefringence-induced oscillations in spin-polarized vertical-cavity surface-emitting lasers
... of vertical-cavity surface-emitting lasers (VCSELs) contain two dominant frequencies, namely (1) the relaxation os- cillation frequency which is related to the geometric mean of the electron ...
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Ultrafast circular polarization oscillations in spin-polarized vertical-cavity surface-emitting laser devices
... In summary, we have investigated the polarization dynamics of an electrically pumped vertical-cavity surface-emitting laser after additional spin injection at room temperature. We could ...
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Controlled propagation of spiking dynamics in vertical-cavity surface-emitting lasers : towards neuromorphic photonic networks
... Abstract—We report experimentally and in theory on the controllable propagation of spiking regimes between two interlinked Vertical-Cavity Surface-Emitting Lasers (VCSELs). We show that ...
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Controllable spiking patterns in long-wavelength vertical cavity surface emitting lasers for neuromorphic photonics systems
... Amongst SLs, Vertical Cavity Surface Emitting Lasers (VCSELs) offer important advantages compared to in-plane devices, i.e. low costs, ease to integrate in 2D arrays, high coupling efficiency ...
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Calculating Threshold Current Density and Output Power of Vertical Cavity Surface Emitting Laser
... Vertical cavity surface emitting laser is one of the most improved optical transmitters for photonic integrated circuit ...Resonant cavity or this structure is along the perpendicular ...
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Temperature dependence of spontaneous switch-on and switch-off of laser cavity solitons in vertical-cavity surface-emitting lasers with frequency-selective feedback
... laser cavity solitons in broad-area vertical-cavity surface-emitting lasers with frequency-selective feedback by a volume Bragg grating is ...the cavity length causes a pinning ...
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Dynamics importance sampling for the collection of switching events in vertical cavity surface emitting lasers
... [14] S. Beri, R. Mannella, and P. V. E. McClintock, Dynamics importance sampling for the activation problem in nonequilibrium continuous systems and maps in Noise in Complex Systems and Stochastic Dynamics II, edited by ...
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Vertical-Cavity Surface-Emitting Lasers for Ultra-High Speed Photonics
... a vertical‐cavity surface‐emitting laser (VCSEL) with a transverse‐coupled‐ cavity (TCC) for a larger enhancement of the modulation bandwidth used in ultra‐high‐ speed ...feedback ...
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Analysis of spatial emission structures in vertical-cavity surface-emitting lasers with feedback from a volume Bragg grating
... for vertical-cavity surface-emitting lasers (VCSELs), both for medium-sized devices emitting Gaussian modes [4,5] and for broad-area devices emitting Fourier modes ...external ...
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Vector cavity solitons in broad area Vertical-Cavity Surface-Emitting lasers
... vector cavity solitons in a Vertical-Cavity Surface-Emitting Laser (VCSEL) under linearly polarized optical injection when varying optical injection linear polarization ...the ...
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Spin induced gigahertz polarization oscillations in vertical-cavity surface-emitting laser devices
... Spin-controlled vertical-cavity surface-emitting lasers (VCSELs) have been intensively studied in recent years because of the low threshold feasibility and the nonlinearity above threshold, ...
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Spontaneous formation of vector vortex beams in vertical-cavity surface-emitting lasers with feedback
... Hence, considerable effort was spent on creating these unusual polarization states [1], relying on a substantial engineering effort based on specialized equipment as tai- lored laser resonators [18, 19], meta-surfaces ...
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Circular polarization switching and bistability in an optically injected 1300 nm spin-vertical cavity surface emitting laser
... Spin-polarized vertical cavity surface emitting lasers (spin-VCSELs) have been of great interest in recent years due to their functionality and characteristics [1- ...
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Polarization switches in vertical cavity surface emitting lasers
... Vertical Cavity Surface Emitting Lasers (VCSEL) are a novel class of semiconductor lasers which are having great success in many applications requiring high speed, precision and ...
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Polarization dynamics in vertical-cavity surface emitting lasers
... longitudinal cavity resonance, the HF-mode will be favored, otherwise the ...the cavity resonance shift with quite different rates with temperature (about ...and cavity resonance are ...
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Characterization of Vertical Cavity Surface Emitting Lasers With Electrical and Optical Derivative Spectroscopy
... The geometry used for VCSELs was suggested in 1977 for the purpose of overcoming problems such as the initial probe test of devices on wafers, and the integration of lasers into optical circuits due to cavity ...
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Vertical cavity surface emitting lasers: Design, characterisation and integration
... Specifically the use of optimised DBRs coupled to a graded index separate confinement heterostructure (GRINSCH) cavity is shown to improve the high power characteris[r] ...
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A Long Haul Carrier Generated Ultra Dense Passive Optical Network Incorporating Low Cost VCSEL
... A vertical cavity surface emitting laser generates the seeding light and then the seeding light is injected into MZM. The intensity modulator output signal at 2.5 Gbit/s transmitted via a 120 ...
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