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  • Interband cascade laser-based sensor for ambient CH4
    [作者:Sonnenfroh, DM; Wainner, RT; Allen, MG; Varner, RK,期刊:OPTICAL ENGINEERING, 页码:111118-111118 , 文章类型: Article,,卷期:2010年49-11]
  • We demonstrate a mid-IR semiconductor laser-based absorption spectrometer for field measurements of ambient CH4. The field sensor uses a type II quantum cascade laser (or interband cascade laser, ICL) operating near 3.3 ...
  • Power scaling of quantum cascade lasers via multiemitter beam combining
    [作者:Hugger, S; Aidam, R; Bronner, W; Fuchs, F; Losch, R; Yang, QK; Wagner, J; Romasew, E; Raab, M; Tholl, HD; Hofer, B; Matthes, AL,期刊:OPTICAL ENGINEERING, 页码:111111-111111 , 文章类型: Article,,卷期:2010年49-11]
  • Different approaches to power scaling of 4.5- to 5-mu m emitting quantum cascade (QC) lasers by multiemitter beam combining are investigated. Spectral beam combining of linear arrays of QC lasers consisting of several in...
  • Utilizing broad gain bandwidth in quantum cascade devices
    [作者:Weida, MJ; Caffey, D; Rowlette, JA; Arnone, DF; Day, T,期刊:OPTICAL ENGINEERING, 页码:111120-111120 , 文章类型: Article,,卷期:2010年49-11]
  • The utilization of the broad gain bandwidth available from quantum cascade (QC) devices is considered. The performance of homogeneous and heterogeneous QC gain media is explored in an external-cavity configuration. Parad...
  • Quantum cascade lasers for high-resolution spectroscopy
    [作者:Borri, S; Bartalini, S; Cancio, P; Galli, I; Giusfredi, G; Mazzotti, D; De Natale, P,期刊:OPTICAL ENGINEERING, 页码:111122-111122 , 文章类型: Article,,卷期:2010年49-11]
  • Despite the growing interest that quantum cascade lasers (QCLs) are gaining, they still present a few unclear aspects of their fundamental properties, such as spectral purity, that need to be deeply investigated when aim...