InGaN/GaN multiple quantum well
Finite-Difference Time-Domain Simulations on Overgrown InGaN/GaN Multiple Quantum Well (MQW) Light Emitting Diode (LED).
... in GaN-based blue light emitting diode device growth techniques have not only led to a substantial progress in their internal quantum efficiency but also to the improvement of their light extraction ...an ...
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Cathodoluminescence studies of chevron features in semi-polar (11-22) InGaN/GaN multiple quantum well structures
... of GaN microrods in a regular array. GaN over- growth begins from the sidewalls of the microrods, along the [0001] direction and the ½11 20 ...of InGaN/ GaN QWs, and was finished with a 150 nm ...
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InGaN/GaN Multiple Quantum Well Light-Emitting Diodes Grown on Polar, Semi-polar and Non-Polar Orientations.
... (a) GaN NWs after maskless etching (b) after annealing and overgrowth on the GaN NWs (c) and (d) are schematic representations of (a) and ...of GaN NWs after annealing and a bit of GaN ...
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Recombination Pathways in Green InGaN/GaN Multiple Quantum Wells
... InGaN/GaN multiple quantum well (MQW) light- emitting diodes (LEDs) have attracted much attention for the potential application in next generation solid- state ...internal ...
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Strain Controlled Recombination in InGaN/GaN Multiple Quantum Wells on Silicon Substrates
... of InGaN/GaN multiple quantum well (MQW) light-emitting diodes grown on silicon substrates which were designed with different tensile stress controlling architecture like periodic Si δ ...
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Reduction of Polarization Field Strength in Fully Strained c Plane InGaN/(In)GaN Multiple Quantum Wells Grown by MOCVD
... c-plane InGaN/(In)GaN multiple quantum well (MQW) structures grown on sapphire substrate by metal-organic chemical vapor deposition are investigated in this ...the quantum wells ...
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Surface Morphology Evolution Mechanisms of InGaN/GaN Multiple Quantum Wells with Mixture N2/H2 Grown GaN Barrier
... of InGaN layer [11, ...the quantum well (QW) can allevi- ate indium atom desorption to obtain high indium content, these methods also deteriorate the optical performance of InGaN/GaN ...
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Cathodoluminescence hyperspectral imaging of trench-like defects in InGaN/GaN quantum well structures
... containing multiple different trench defects, including (from left to right): a narrow trench loop; a wide trench loop; and interconnected narrow trench loops with an open ...
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Observation of V Defects in Multiple InGaN/GaN Quantum Well Layers
... The InGaN and GaN crystals were formed by the layer-by-layer growth on the (0001) and {101 11} surfaces, where each monolayer on these surfaces would extend from the remote nucleation site toward the edge ...
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Optical and Structural Characterization of InGaN/GaN Multiple Quantum Wells by Epitaxial Lateral Overgrowth
... the InGaN well, keeping the other conditions exactly the ...the InGaN well, the indium content of which was approximately 10%, was stronger compared with that on the unmasked ...the ...
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Effect of hydrogen treatment temperature on the properties of InGaN/GaN multiple quantum wells
... of InGaN/GaN multiple quantum wells ...and GaN result in the gener- ation of several kinds of defects, such as alloy disor- dering, misfit dislocations, and stacking faults, which ...
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Effect of electric and magnetic fields on impurity binding energy in zinc-blend symmetric InGaN/GaN multiple quantum dots
... Figure 2 is shown the impurity binding energy as a function of impurity position for different electric fields strength. For F = 0 the binding energy has a maximum value when the impurity is located at the center of the ...
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Efficiency of True-Green Light Emitting Diodes: Non-Uniformity and Temperature Effects
... of quantum well growth temperature on the recombination efficiency of InGaN/GaN multiple quantum wells that emit in the green and blue spectral ...
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Phosphor Free Apple White LEDs with Embedded Indium Rich Nanostructures Grown on Strain Relaxed Nano epitaxy GaN
... from InGaN/GaN multiple quantum wells (MQWs) grown on different GaN templates and to achieve enhanced indium incorporation in the InGaN nanostructures embedded in the well ...
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The effect of free standing GaN substrate on carrier localization in ultraviolet InGaN light emitting diodes
... on InGaN/AlInGaN multiple quantum well (MQW) structures on free-standing GaN (FS-GaN) substrate by atmospheric pressure metal-organic chemical vapor deposition (AP-MOCVD), and ...
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Patterned growth of InGaN/GaN quantum wells on freestanding GaN grating by molecular beam epitaxy
... of InGaN/GaN quantum wells on freestanding GaN gratings by molecular beam epitaxy ...Various GaN gratings are defined by electron beam lithography and realized on GaN-on- silicon ...
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InGaN/GaN multilayer quantum dots yellow green light emitting diode with optimized GaN barriers
... The GaN barrier layer of sample F was grown at the InGaN growth temperature and using nitrogen as carrier ...the GaN barrier layer is rather rough in Figure ...of InGaN QDs in different ...
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Quantum well engineering in InGaN/GaN core-shell nanorod structures
... using three-pixel wide linescans, which are highlighted in figure 1. The resulting CL intensity profiles are shown in fig- ure 2. Specific regions on the nanorods were selected using a cursor three pixels in diameter, ...
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Influence of stress on optical transitions in GaN nanorods containing a single InGaN/GaN quantum disk
... Possible contributions to the spectral changes from the QCSE and from band filling were investigated by varying the beam current, and hence the densities of induced electron-hole pairs, at a constant accelerating voltage ...
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Fabrication of vertical GaN/InGaN heterostructure nanowires using Ni Au bi metal catalysts
... the InGaN layers in our CVD sys- tem. For this study, the InGaN shell is deposited to a thickness of 50 nm on the GaN nanowires for the con- venience of the compositional analysis of the shell by TEM ...
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