首页> 外文会议>Conference on Quantum Sensing and Nanophotonic Devices; 20040125-20040129; San Jose,CA; US >Quantum dots in processible polymers: Size-tunable infrared (1000-1600 nm) optical emission and sensing
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Quantum dots in processible polymers: Size-tunable infrared (1000-1600 nm) optical emission and sensing

机译:可加工聚合物中的量子点:可调大小的红外(1000-1600 nm)光学发射和传感

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I review light production from quantum dot nanocrystals embedded in a semiconducting polymer. Integrable optoelectronics is facilitated in this processible material system - one which may conveniently be combined with silicon electronics, passive optics, and RF platforms. Synthetic conditions determine nanocrystal diameter and thereby tune, through the quantum size effect, the spectrum of optical emissions from the quantum dots. We show that it is possible to span across and beyond the 1.3-1.6 um spectrum of optical communications. Nonradiative recombination from the nanocrystals' surface is addressed by choosing stabilizing, passivating organic ligands which nevertheless permit energy transfer from polymer to nanocrystals.
机译:我回顾了嵌入半导体聚合物中的量子点纳米晶体的光产生。这种可加工材料系统促进了可集成光电技术的发展,该系统可以方便地与硅电子技术,无源光学器件和RF平台结合使用。合成条件决定了纳米晶体的直径,从而通过量子尺寸效应调节了来自量子点的光发射光谱。我们表明,有可能跨越1.3-1.6 um的光通信频谱。通过选择稳定的钝化有机配体,解决了纳米晶体表面的非辐射重组问题,该配体仍然允许能量从聚合物转移至纳米晶体。

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