Surface Morphology and Photoluminescence of 1.3μm Wavelength In(Ga) As/GaAs Quantum Dots

来源 :半导体光子学与技术:英文版 | 被引量 : 0次 | 上传用户:moxiaomi521
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Self-organized In0.5Ga0.5As/GaAs quantum island structure emitting at 1.35 μm at room temperature has been successfully fabricated by molecular beam epitaxy (MBE) via cycled (InAs)1/(GaAs)1 monolayer deposition method. Photoluminescence (PL) measurement s
其他文献
The relaxation luminescence of ZnS:Er3+ thin films is studied with luminescence dynamics model. The excitation and emission processes of Er3+ in ZnS host are de
The simulation and analysis of S-shaped waveguide bend are presented.Bend radius larger than 30 mm assures less than 0.5 dB radiation loss for a 4-μm-wide sili
The relationship between gain and carrier density is analysed.In the quantum well(QW) lasers,initially,the gain increases rapidly with the carrier density and t
CdTe films are prepared by closed-space sublimation technology. Dependence of film crystalline on substrate materials and substrate temperature is investigated.
The mechanism of γ-ray radiation induced absorption loss of the optical fiber in visible range is analyzed.According to the mechanism,the quantitative relation
The surface and interface of heterojunction (HJ) formed with organic semiconductor (3,4,9,10-perylenetetracarboxylic dianhydride (PTCDA) and inorganic semicondu
An infrared real-time imaging system using DSP(digital signal processor) as the kernel of digital signal processing board is presented. In this system, the imag
我是贵刊的老读者了。正准备挑选一款家用摄像机。基本锁定在索尼的SR42E和SR62E两款。我主要是普通家庭用途。请编辑帮我看看哪一款更合适。如有可能.还请帮我理清一个概念:为
Much attention has been paid to white LEDs because of their potential applications in the illumination.The doping of rare earth ions plays an important role in
By using spectroscopic photoconductance, transmittance and luminescence methods, the optical characterization of GaN grown by plasma source MBE have been evalua