[PDF] Top 20 Tuning of the critical feedback level in 1.55-μm quantum dash semiconductor laser diodes
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Tuning of the critical feedback level in 1.55-μm quantum dash semiconductor laser diodes
... the underlying reason for this behavior. The transition to regime II was found to correspond to multiple solutions of the steady state equations that determines the frequency of ... Voir le document complet
16
Modeling the Injection-Locked Behavior of a Quantum Dash Semiconductor Laser
... with the Optical Component Research Department, Alcatel. He studied the effects of the optical feedback in semiconductor lasers, and the impact this phenomenon has ... Voir le document complet
10
Influence of the polarization anisotropy on the linewidth enhancement factor and reflection sensitivity of 1.55- μm InP-based InAs quantum dash lasers
... domains. The critical feedback level rcrit corresponding to the occurrence of the first Hopf bifurcation is represented by the green dashed line ...as the ... Voir le document complet
7
Gate control of the electron spin-diffusion length in semiconductor quantum wells
... slope of the curve in Fig. 5, we get the Rashba coefficient r 41 ¼ 7±1 e Å 2 , consistent with the calculated value r 41 ¼ ...13). In conclusion, we have demonstrated for ... Voir le document complet
6
Wavelength Tunability Assessment of a 170 Gbit/s transmitter using a Quantum Dash Fabry Perot mode-locked laser
... Wavelength Tunability Assessment of a 170 Gbit/s transmitter using a Quantum Dash Fabry Perot mode-locked laser M. Costa e Silva (1) , H. Ramanitra (2) , M. Gay (1) , L. ... Voir le document complet
3
Temperature dependence of a mid-infrared quantum cascade laser with external optical feedback
... observed in the laser’s output. In addition, experiments have proved that the route to chaos was not as- sociated to the undamping of the relaxation oscillations, which ... Voir le document complet
10
Quantum Dash Actively Mode-locked Fabry-Perot Laser Module demonstrated as part of a Wavelength Tunable RZ Transmitter
... In this Letter, a 42.7 Gbit/s RZ transmitter using the QD FP MLLD module is assessed thanks to Bit Error Rate (BER) measurements, and its chirp is evaluated through chromatic dispersion tolerance ... Voir le document complet
12
Passively mode-locked quantum dash laser with an aggregate 5376 Tbit/s PAM-4 transmission capacity
... performance of 5 × 10 − 6 after transmission over 3-km of SSMF [ 4 ]. In recent years we have reported several InAs/InP QD-MLLs operating in the C-band [ 16 – 18 ...]. In this ... Voir le document complet
8
Effect Of The Bit Rate On The Pulses Of The Laser Diodes
... de modulation directe requiert assez peu de composants. En dehors de la source optique, le laser, seul un générateur de courant est nécessaire. 2. 2. Modulation externe La modulation externe consiste à écrire les ... Voir le document complet
6
Nonlinear carrier dynamics in a quantum dash optical amplifier
... Concerning the phase, when comparing experimental and simulated data in figure 5 , the model seems to overestimate the pump-induced phase ...change. In the model, the ... Voir le document complet
18
Optical-Feedback Cavity-Enhanced Absorption Spectroscopy with a Quantum Cascade Laser.
... by the advent of contin- uously tuneable CW QCLs, since pulsed QCLs achieve high power during a time comparable to only a few cav- ity round trips, and in addition during this time its frequency ... Voir le document complet
5
Monte Carlo modeling of the dual-mode regime in quantum-well and quantum-dot semiconductor lasers
... dual-mode semiconductor lasers are key components for low cost microwave or terahertz beating generation ...Regarding the optical beat source, several ways were explored. Besides the use of ... Voir le document complet
14
Optical feedback instabilities in a monolithic InAs/GaAs quantum dot passively mode-locked laser
... though the ML area decreases with increasing SA reverse voltage, this monolithic QD MLL generally exhibits a wider ML operating region compared to typical QW ...observed in the QD MLL described ... Voir le document complet
18
Effective Theory of Electron-Hole Exchange in Semiconductor Quantum Dots
... Investigation of the electron-hole exchange interaction in QDs, particularly its LRE part, should help in the development of the EPP generation ...schemes. The LRE ... Voir le document complet
10
4×170 Gbit/s DWDM/OTDM transmission using only one quantum dash Fabry Perot mode-locked laser
... Introduction The promising performance of semiconductor mode-locked laser diodes for many applications in telecommunications such as all-optical clock recovery 1-4 , high ... Voir le document complet
4
Magnetic quantum dots in II-VI semiconductor nanowires
... stages of the nanowire growth To understand the formation of different types of ZnTe NWs, we investigated the mor- phological evolution of the NWs with growth ... Voir le document complet
223
Non linear dynamics in semiconductor lasers with optical feedback
... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet
287
Andreev molecules in semiconductor nanowire double quantum dots
... Two of the peaks move to higher bias toward the gap edge, while the other pair meets at zero ...bias. The two merged resonances stick to zero bias at finite ...signature of ... Voir le document complet
7
Modulation Response of Semiconductor Quantum-Dot Lasers
... expression of the modulation response has been derived for a QD ...From the analysis, it is found that at low bias powers, carrier escape from (GS) to (ES) provokes a non-zero resonance frequency ... Voir le document complet
2
Combinaison cohérente de diodes laser de puissance
... systèmes laser industriels où le kilowatt de puissance optique en régime continu a été conquis par ...les diodes laser sont-elles bien adaptées à la combinaison ? Plusieurs réponses ont déjà été ... Voir le document complet
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