Passively Mode-Locked Vertical-External-Cavity Surface-
Femtosecond synchronously mode-locked vertical-external cavity surface-emitting laser
... the cavity to get maximum output, the operating wavelength of the laser shifted to 973 nm, but this did not affect the ...short cavity length, the central pulse was strong and the satellite pulses were weak ...
12
Delay-differential-equation modeling of mode-locked vertical-external-cavity surface-emitting lasers in different cavity configurations
... interactions in a colliding pulse mode- locked vertical external cavity surface emitting laser J. Submitted for possible open access publication under the terms and conditions of the[r] ...
21
Vertical external cavity semiconductor lasers
... reason, however, why a 1.5-µm mode-locked VECSEL should not generate quasi-soliton pulses in the sub-500-fs regime. 5. Future prospects In conclusion, it seems possible that VECSELs will in the future be ...
11
Femtosecond synchronously in-well pumped vertical-external-cavity surface-emitting laser
... back surface of the sample was roughened to minimize the etalon effect of the substrate ...laser cavity consisted of the HR Bragg mirror, a HR curved mirror with 150 mm radius of curvature, two plane HR ...
6
Vector cavity solitons in broad area Vertical-Cavity Surface-Emitting lasers
... Temporal vector solitons have been generated in erbium-doped fiber laser 29,30 , and in a small area (single mode) VCSEL, placed in an external cavity 31 . Their spatial counterparts still remains to ...
7
Vertical cavity surface emitting lasers: Design, characterisation and integration
... FP mode remains relatively localised, this leads to a turn-over in the L-I characteristics and a limit on the power output of the device (see chapter ...the external quantum efficiency and the maximum power ...
211
Optically-pumped saturable absorber for fast switching between continuous-wave and passively mode-locked regimes of a Nd:YVO4 laser
... laser cavity design shown in ...a mode diameter on the SA of 65 µm. An additional 808 nm External Diode Laser (EDL) delivering an incident power of up to ...the mode of operation of the ...
6
Vertical-Cavity Surface-Emitting Lasers for Ultra-High Speed Photonics
... VCSELs have small size, are low cost, have high‐speed operation, have low power consumption, and can be fabricated into arrays [1,2]. These advantages cause VCSELs to attract much attention for use in photonics, e.g. ...
10
NOVEL CAVITIES IN ULTRAFAST VERTICAL EXTERNAL CAVITY SURFACE EMITTING LASERS FOR HIGH POWER HARMONIC GENERATION. Jason T. Meyer
... 2, passively mode locked VECSELs have been demon- strated to be capable of delivering multi-watt average output power, kilowatt peak pulse power, multi-GHz repetition rates, and ultrashort pulses in ...
126
Electrical tuning of the oscillator strength in type II InAs/GaInSb quantum wells for active region of passively mode locked interband cascade lasers
... The studied samples were grown on an n-type GaSb substrate in a solid source molecular beam epitaxy system equipped with valved cracker cells for both antimony and arsenic. Directly on the substrate a 100-nm-thick 3 × 10 ...
5
Passively mode-locked semiconductor lasers for all-optical applications
... of mode locking in semiconductor lasers was presented. Mode locking is achieved when the electrical fields corresponding to each of the longitudinal modes present in the laser cavity are made to ...
174
Theoretical study of passively mode locked semiconductor glass lasers
... For a cavity with higher FSR these switches occur more. 5.3.2 Optical spectrum In gure 5.8 (b) the optical spectrum is plotted. Note that here the envelope of the spectrum is plotted, the envelope of the optical ...
25
Mode-locked Bloch oscillations in a ring cavity
... A way to control the optical forces consists of making the light scattering process coher- ent, e.g., by forcing the scattered light into a single predefined light mode. The mechanical impact of the incident light ...
6
Transverse-mode-selectable microlens vertical-cavity surface-emitting laser
... with surface structuring it has been shown that mode selection properties are strongly affected by spatial filtering in combination with interference ...this mode selection is sensitively influenced ...
11
Operation of an optical in-well-pumped vertical-external-cavity surface-emitting laser
... enhancement depending on which factor is dominant. For our current wafer structure, the microcavity en- hancement is stronger than the enhancement by RPG structure. Hence the resonance at 806 nm is chosen for our pumping ...
7
Bandwidth Programmable Optical Nyquist Pulse Generation in Passively Mode-Locked Fiber Laser
... a passively mode-locked fiber laser incorporating a simple flat-top spectral fil- ter in the ...a mode-locked fiber laser with a very high ...
10
Quantum modeling of semiconductor gain materials and vertical-external-cavity surface-emitting laser systems
... density and thus reduce the laser efficiency. Moreover, the active mirror heats up too, causing the so-called thermal rollover [5, 75–77]. To address nonequilibrium aspects, we could use the full semiconductor Bloch ...
20
1300nm optically pumped quantum dot spin vertical external-cavity surface-emitting laser
... complicated external cavity configura- tion in order to compensate for the residual linear birefrin- gence in the ...the external cavity design by employ- ing a high reflection (HR)-coated ...
6
Investigation of monolithic passively mode locked quantum dot lasers with extremely low repetition frequency
... sweeping and holds until a current level where it is no lon- ger a solution for the considered device. While in real ex- periments, due to the unavoidable spontaneous emission, automatic jump to harmonic ML at the onset ...
6
Lithographic Vertical-cavity Surface-emitting Lasers
... VCSELs Vertical-cavity surface-emitting lasers (VCSELs) are a type of semiconductor laser diode with optical light output emitted vertically from the surface, VCSELs are typically composed of ...
67