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A bi-functional quantum cascade device for same-frequency lasing and detection
DOI:10.1063/1.4767128.png)
摘要
En 中文
We demonstrate a bi-functional quantum cascade device that detects at the same wavelength as it coherently emits. Our fabricated device operates at room-temperature with a pulsed peak power emission of 45 mW and a detector responsivity of 3.6 mA/W. We show how to compensate the intrinsic wavelength mismatch between the laser and the detector, based on a bound-to-continuum design. An overlap between the laser and the detector spectra was observed from 6.4 mu m to 6.8 mu m. The electro-luminescence spectrum almost perfectly matches the detector spectrum, overlapping from 6.2 mu m to 7.1 mu m. (C) 2012 American Institute of Physics. [http://dx.doi.org/10.1063/1.4767128]
Keyword:
electroluminescence
light coherence
optical fabrication
photodetectors
quantum cascade lasers
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期刊
IF:
3.6
论文数:
10.4W
被引数:
17.8W
机构
引用论文
High-performance quantum cascade lasers: Optimized design through waveguide and thermal Modeling高性能量子级联激光器: 通过波导和热建模优化设计

