材料科学
光学参量振荡器
光学
红外线的
宽带
甲烷
吸收光谱法
吸收(声学)
红外光谱学
光电子学
化学
物理
波长
有机化学
复合材料
作者
Zachary Loparo,Erik Ninnemann,Qitian Ru,Konstantin L. Vodopyanov,Subith Vasu
出处
期刊:Optics Letters
[The Optical Society]
日期:2020-01-10
卷期号:45 (2): 491-491
被引量:29
摘要
We demonstrate time-resolved simultaneous measurements of multiple hydrocarbons in high-temperature reacting and non-reacting mixtures using a broadband (instantaneous bandwidth 2.80–3.57 µm) subharmonic mid-infrared optical parametric oscillator based on orientation-patterned gallium phosphide. High-temperature absorption spectra and concentration time-histories of methane, ethane, and ethylene are measured at pressures around 2.3–2.7 atm and temperatures around 1235–1277 K in shock tube experiments.
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