论文标题

评估具有吸收和角度分辨的光发光光谱的量子点的过渡偶极矩

Evaluating the transition dipole moment of quantum dots with absorption and angle resolved photo-luminescence spectroscopy

论文作者

Kalluru, Harshavardhan R., Tongbram, Binita, Basu, Jaydeep K.

论文摘要

在此手稿中,讨论了过渡偶极矩(TDM)的评估程序。半导体CD_ {X} Zn_ {1-X} SE_ {Y} S_ {1-Y}合金量子点(AQD)用作两个级别发射系统。然后,通过Langmuir-Schaefer方法将AQD自组装成单层。 AQD的TDM幅度和方向分别从吸收光谱和角度分辨的光亮发射光谱测量值中提取。真空中的AQD的TDM评估为9.07 d,各向异性系数表明AQD发射是各向同性的。

In this manuscript, the evaluation procedure of transition dipole moment (TDM) is discussed. Semiconducting Cd_{x}Zn_{1-x}Se_{y}S_{1-y} alloyed quantum dots (AQDs) are used as the two level emitting system. The AQDs are then self-assembled into monolayers by the Langmuir-Schaefer method. The TDM magnitude and orientation of AQDs are extracted from the absorption spectrum and the angle resolved Photo-luminescence emission spectrum measurements respectively. The TDM of AQDs in vacuum is evaluated as 9.07 D and the anisotropy coefficient shows that the AQD emission is isotropic.

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