quantum dot lasers
Thermal Effects and Small Signal Modulation of 1 3 μm InAs/GaAs Self Assembled Quantum Dot Lasers
... QD lasers, such as the low characteristic temperature at or above room temperature [7] and strong temperature- dependent maximum ...of quantum-dot ...QD lasers, which accounts for the effect ...
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Energy Levels of InGaAs/GaAs Quantum Dot Lasers with Different Sizes
... Semiconductor lasers have found many applications, and among many types of them, Quantum dot lasers have found a special place in new life due to their interesting characteristics arising from ...
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Elimination of Bimodal Size in InAs/GaAs Quantum Dots for Preparation of 1 3 μm Quantum Dot Lasers
... semiconductor quantum dot lasers have been improved with progress in active layer ...InAs quantum dots grown on GaAs had been intensively promoted in order to achieve quantum dot ...
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Nanosecond colloidal quantum dot lasers for sensing
... CQD lasers, ...CQD lasers with a few nanosecond-pulse duration are made possible by utilizing a planar distributed feedback cavity that includes a high surface quality thin film made of an optimized ...DFB ...
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Electrically pumped continuous-wave III–V quantum dot lasers on silicon
... Lasing spectra for a 50 µm × 3200 µm InAs/GaAs QD laser grown on a silicon substrate measured 5% above the threshold at various heat-sink temperatures under c.w operation are shown.. It [r] ...
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Semiconductor Quantum Dot Lasers as Pulse Sources for High Bit Rate Data Transmission
... Quantum dot is a new kind of semiconductor nanostructure that confines the movement of carriers in all three ...laser, quantum well (QW) laser and quantum wire (QWR) laser, the QD laser has ...
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Investigation of monolithic passively mode locked quantum dot lasers with extremely low repetition frequency
... The quantum dot (QD) semiconductor material for mode- locking (ML) lasers is an intrinsically suitable active-region material for short- and high-power pulse generation, due to its unique properties ...
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Electrically pumped continuous-wave III–V quantum dot lasers on silicon
... QD lasers grown on silicon are rapidly approaching the performance of those grown on native GaAs substrates 24,25 ...QD lasers have been successfully demonstrated on Ge-on-Si and Ge substrates, offering an ...
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The Role of Parameter Variations in the Static and Dynamic Characteristics of Quantum Dot Lasers by Using Circuit-Level Modeling
... usual quantum-well (QW) lasers, in many aspects including threshold current, thermal stability, modulation bandwidth, and spectral band-width, that is similar to an impulse function due to discrete mode ...
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Dropout dynamics in pulsed quantum dot lasers due to mode jumping
... semiconductor lasers was achieved with dramatic reduction of the internal ...tions, quantum dot semiconductor lasers (QDLs) have shown significant advantages as high power pulse generators due ...
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CMOS Integration of High Performance Quantum Dot Lasers For Silicon Photonics
... III-V lasers into the silicon photonic platform, such as wafer bonding, direct growth, butt coupling, ...InAs quantum dot (QD) lasers monolithically integrated with silicon waveguides and ...
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Novel semiconductor based light sources
... state-of-the-art quantum dot devices and introducing my work within this research ...pulsed lasers is ...ultrashort-pulse lasers, I will forego any discussion of constant- intensity lasing ...
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Ultrashort pulse generation from quantum dot semiconductor diode lasers
... Quantum-dot lasers were theoretically predicted to exhibit very low values of linewidth enhancement factor ...mode-locked lasers very close to threshold, and at a high reverse bias [6]; ...
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Kroner, Martin (2008): Resonant photon-exciton interaction in semiconductor quantum dots. Dissertation, LMU München: Fakultät für Physik
... The quantum dots are then capped by GaAs to increase their distance from the crystal ...the quantum dot from fluctuating surface ...the quantum dots with respect to the surrounding GaAs leads ...
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A Study on Quantum Dot and its Applications
... means Quantum dot light emitting diodes and are a form of light emitting technology and consist of nano-scale crystals that can provide an alternative for applications such as display ...or quantum ...
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Direct Photonic Coupling of a Semiconductor Quantum Dot and a Trapped Ion
... two quantum systems with significantly different optical characteristics via the exchange of single ...faithful quantum-state transfer and distant entanglement between a QD and an ...
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Telecommunication Wavelength Band Single Photon Emission from Single Large InAs Quantum Dots Nucleated on Low Density Seed Quantum Dots
... fiber-based quantum information that is practical for security appli- cation ...single quantum dots (QDs) are the best candidates to emit true single ...in quantum information [6, 7] and ...
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ZnS/SiO 2Passivation Layer for High-Performance of TiO 2/CuInS2 Quantum Dot Sensitized Solar Cells
... Semiconductor quantum dots (QDs) based on II-VI group such as CdSe,[1] CdTe,[2] CdS,[3] PbS,[4] PbSe,[5] and ...for quantum dot sensitized solar cell (QDSSC) and photocatalysis applications, due to ...
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Quantum Dots for Wide Color Gamut Displays from Photoluminescence to Electroluminescence
... Another type of QLCD is quantum dot light- converting film (QLCF) and the assembly structure in LCD module is illustrated in Fig. 2 (bottom image). The QLCF can be easily inserted in to the LCD backlight ...
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Quantum optical studies of lasers and amplifiers
... sub-Poissonian lasers for whole range of pump ...A-type lasers. They are substantially different from the four-level lasers, for which the linewidth suppression are shown for a wide pump ...
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