用于痕量气体检测的宽调谐外腔量子级联激光器研究
Journal of Telemetry,Tracking and Command(2019)
Abstract
研究基于闪耀光栅的Littrow外腔量子级联激光器,设计一种改进型Littrow外腔腔型,实现了小型化样机研制.测试结果表明,输出激光波长调谐范围1317cm-1(7.593μm)至983cm-1(10.173μm),最大平均功率17.7mW,激光线宽小于1cm-1,功率稳定性优于0.5%(4h),波长稳定性优于0.12cm-1(5.4h).样机激光头尺寸76mm×54mm×50mm,部分技术指标优于国外商业产品.
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