The simple external-cavity semiconductor laser
Optical devices using an external cavity semiconductor laser
... of semiconductor material. In a preferred implementation, a semiconductor diode laser having opposed first and second facets is utilized as an optical ...resonant cavity is formed ...the ...
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Vertical external cavity semiconductor lasers
... state laser is currently used but where the wavelength, or another specification, is more easily met by a quantum well gain ...than laser rods; therefore it is possible to make highly compact VECSEL ...
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Quantum modeling of semiconductor gain materials and vertical-external-cavity surface-emitting laser systems
... From the engineering point of view, it is not only the carrier density which is important but also the pump intensity needed to sustain it. Hence it is crucial to study the loss processes in the semiconductor. ...
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A study of active mode-locking of external cavity semiconductor lasers
... composite cavity configuration used in th is experim ent is sho'svn in ...same laser was used as in section ...the laser ca vity i t acted as a M ach-Zehnder in te rfe ro m e te r ...
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Correlated fluctuations in the polarization modes of a vertical-cavity semiconductor laser
... The fits of the measured noise spectra were in qualitative good agreement with the theoretical expressions 共 6b 兲 and 共 6c 兲 . Next we measured the total intensity noise 共 not shown 兲 : it exhibited only the relaxation ...
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Porous photonic crystal external cavity laser biosensor
... At resonance, the subwavelength grating couples the external incident light to excite a guided mode resonance (GMR) as described in Section 2.1. The GMR, defined by a complex propagation constant, possesses a ...
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Numerical Analysis of the Effect of Temperature and External Optical Feedback Variation on the Output Characteristics of External Cavity Semiconductor Laser Based Fiber Bragg Gratings
... FGFP laser [1] [4] ...the external cavity diode laser was under strong OFB; ...of external OFB was not investigated in weak and moderate ...the external OFB effects on the output ...
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Dynamics of of single- and multicontact external cavity semiconductor lasers under intracavity frequency sweeping: effects of material and laser parameters.
... Perot semiconductor laser frequency-swept by means of an ultrafast intracavity ...the cavity length, and the self-phase modulation in laser dynamics are ...chaotic laser operation are ...
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Micro-joule cavity-dumped wavelength-tunable semiconductor disk laser
... pulsed semiconductor or solid-state laser ...method, cavity-dump- ing, which exploits a CW-pumped gain section and an intracavity acousto-optic deflector to generate wavelength-tunable nanosecond ...
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Development of high speed vertical cavity surface-emitting semiconductor diode laser and transistor laser
... diode laser, indicating the base-emitter resistance is the main issue for low wall-plug ...the cavity Q to reduce the current threshold to sub-mA is also necessary to further improve the energy ...
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Integrated plasmonic circuitry on a vertical-cavity surface-emitting semiconductor laser platform
... Integrated plasmonic sources and detectors are imperative in the practical development of plasmonic circuitry for bio- and chemical sensing, nanoscale optical information processing, as well as transducers for ...
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How the carrier momentum influences the polarization properties of a vertical-cavity semiconductor laser
... of semiconductor lasers, both funda- mentally and from an applications point of ...edge-emitting semiconductor lasers, where there is generally a large difference in gain between TE- and TM-polarized light, ...
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A low-temperature external cavity diode laser for broad wavelength tuning
... the semiconductor material inside the laser cavity, and for any given atomic or molecular transition, there may not be a corresponding diode ...as laser cooling of beryllium ions for quantum ...
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Mode referencing of an external cavity diode laser for continuous frequency stabilization
... the laser current, there is no thermal interaction present so that the fast loop can operate at shorter timescales 共milliseconds兲 in comparison to the slow ...as simple filtered propor- tional controllers, ...
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A low-temperature external cavity diode laser for broad wavelength tuning
... the semiconductor material inside the laser cavity, and for any given atomic or molec- ular transition there may not be a corresponding diode ...as laser cooling of beryllium ions for quantum ...
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Performance Analysis on a Dual External Cavity Tunable Laser ECTL Source
... dual external cavity tunable laser source, whose external cavities are constructed by micro electro mechanical systems (ME- ...the laser diode is usually quite limited in the transverse ...
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External cavity diode laser as a stable-frequency light source for application in laser cooling of molecules
... transfer cavity to realize this goal. After locking the transfer cavity, two reference cells can be locked onto it to realize the long-term stability of two Ti:sapphire ...Ti:sapphire laser peak and ...
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Femtosecond synchronously in-well pumped vertical-external-cavity surface-emitting laser
... The laser cavity consisted of the HR Bragg mirror, a HR curved mirror with 150 mm radius of curvature, two plane HR mirrors and a wedged output coupling mirror with a reflectivity of ...fine cavity ...
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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 ...
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Operation of an optical in-well-pumped vertical-external-cavity surface-emitting laser
... the laser 共⬃ 3% 兲 obtained in the gain measurement discussed ...the cavity standing wave to maintain their total num- ...the laser but also increase the total pump absorption as ⌫ RPG approaches its ...
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