The ultracold external cavity diode laser system
A low-temperature external cavity diode laser for broad wavelength tuning
... INTRODUCTION Diode lasers are compact, robust optical sources with a broad range of applications in physics ...the laser cavity, and for any given atomic or molecular transition, there may not be a ...
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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 ...back system were implemented as simple filtered ...
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A low-temperature external cavity diode laser for broad wavelength tuning
... INTRODUCTION Diode lasers are compact, robust optical sources with a broad range of applications in physics ...the laser cavity, and for any given atomic or molec- ular transition there may not be a ...
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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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Characterization and Development of an Extended Cavity Tunable Laser Diode
... These plots are generated by simulations of our feedback circuit in the Tina - Ti software [24]. 5.3.2 Loop Filter Electronics The loop transfer function described in the previous section is realized by building a proper ...
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Diode laser frequency stabilization onto an optical cavity
... 2.1 Sketch of the setup We wish the whole stabilization platform could be compact so that it can be easily moved to another lab in a nearby building, where the next experiment will run. For that purpose, an optical table ...
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Optical devices using an external cavity semiconductor laser
... predetermined distance from the one facet so as to induce optical oscillation within the body of semiconductor material. In a preferred implementation, a semiconductor diode laser having opposed first and ...
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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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Development of high speed vertical cavity surface-emitting semiconductor diode laser and transistor laser
... 23 GHz at I/I TH = 15, or I = 12 mA. To further validate the data transmitting capability of the device, we measure the eye diagram and the BER with a New Focus 1484-A-50 22 GHz photoreceiver, and the test bit pattern is ...
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Cavity-enhanced photoacoustic sensor based on a whispering-gallery-mode diode laser
... sor system in terms of minimum detection limit and linear- ity, pure N 2 and five different concentration levels of the C 2 H 2 /N 2 gas mixtures varying from 100 to 500 ppmV were fed into the ...sensor ...
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High power 7-GHz bandwidth external-cavity diode laser array and its use in optically pumping singlet delta oxygen
... injection will force the DLA to lase at the injected wavelength determined by the VBG. This device is called a VBG-based external-cavity diode laser array (ECDLA). Volodin, et al. [6] first ...
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External cavity diode lasers and non linear optical frequency conversion in spectroscopic applications
... of diode lasers used in the experimental applications were ...GaN diode laser was presented showing that the behaviour of this devices followed typical diode laser be- ...violet ...
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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 ...
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Femtosecond synchronously in-well pumped vertical-external-cavity surface-emitting laser
... extra- cavity pulse ...the laser amplifier due to optical pumping and gain saturation ...pumped system [15, 16], where the carriers are generated directly in the QWs, the carrier transportation time ...
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Femtosecond synchronously mode-locked vertical-external cavity surface-emitting laser
... surface-emitting laser,” ...vertical-external cavity surface-emitting lasers (VECSEL) [1] combine the advantages of multiple quantum well semiconductor lasers with optical ...well system means ...
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Operation of an optical in-well-pumped vertical-external-cavity surface-emitting laser
... The laser was coupled into a 100 m fiber with a NA of ...focusing system, the spot size on the VECSEL was roughly 110 m in ...the external cavity was approximately 149 ...
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Continuous wave room temperature external ring cavity quantum cascade laser
... the laser receiving AR coatings gave a pulsed threshold current of the “as cleaved” FP QCL of 400 ...the laser no longer operated as a free running pulsed laser device up to the roll over current of ...
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Wavelength controlled external cavity laser with a silicon photonic crystal resonant reflector
... The figure 6 presents the laser spectra for the but-coupled configuration and its power-current characteristics. The lasing threshold was between 10 mA and 15 mA, getting output power up to 1.2 mW. The side mode ...
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High power operation of coherently coupled tapered laser diodes in an external cavity
... High-Power Diode Laser Technology and Applications XIV, 97330I (March 4, 2016) ...for diode lasers, in which the emitters are passively phase-locked by means of an extended rear-side ...type ...
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Design and Development of a Programmable High Current Laser Diode Driver for Fiber Laser System
... It can give 50W continuous wave optical output power. 2.5 Arduino UNO Board with LCD Display & Keypad: Arduino UNO is an open source microcontroller board based on the microchip ATmega328P microcontroller. It has 14 ...
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