[1] Zhang L W, Sun P S, Liu X et al. Simultaneous measurement of atmospheric multi-component (CO, N2O, and H2O) based on single quantum cascaded laser[J]. Acta Optica Sinica, 42, 0430002(2022).

[2] Li Z H, Yu Y, Guo R. Performance comparison of pulsed and continuous quantum cascade lasers in nitric oxide detection[J]. Laser & Optoelectronics Progress, 58, 2330001(2021).

[3] Li X Q, Jiang J, Wang Z S et al. Widely tunable continuous-wave mid-IR difference-frequency generation source with fiber laser and amplifier[J]. Acta Optica Sinica, 27, 1807-1811(2007).

[4] Liu F Q, Zhang J C, Liu J Q et al. Progress in quantum cascade lasers[J]. Chinese Journal of Lasers, 47, 0701007(2020).

[5] Masselink W T, Semtsiv M P. Quantum-cascade lasers with emission wavelength 3-5 μm[J]. Proceedings of SPIE, 7836, 78360U(2010).

[6] Revin D G, Commin J P, Zhang S Y et al. InP-based midinfrared quantum cascade lasers for wavelengths below 4 μm[J]. IEEE Journal of Selected Topics in Quantum Electronics, 17, 1417-1425(2011).

[7] Zhao Y, Yan F L, Zhang J C et al. Broad area quantum cascade lasers operating in pulsed mode above 100 ℃ at λ ~4.7 μm[J]. Journal of Semiconductors, 38, 78-81(2017).

[8] Münzhuber F, Speer R G. Pulse shaping by incoherent beam combining of several Watt-level QCL modules at 4.0 µm[J]. Proceedings of SPIE, 10797, 107970M(2018).

[9] Nataraj A, Gianella M, Prokhorov I et al. Quantum cascade laser absorption spectroscopy of clumped12C18O[EB/OL]. https://meetingorganizer.copernicus.org/EGU21/EGU21-12407.html

[10] Bayrakli I. Optically and electrically pumped grating-coupled external cavity quantum cascade laser[J]. Optical and Quantum Electronics, 54, 169(2022).

[11] Bayrakli I. External cavity quantum cascade lasers without anti-reflection coating with intracavity and extracavity acoustic-optic frequency shifter for fast standoff detection[J]. Optics & Laser Technology, 148, 107747(2022).

[12] Hugi A, Maulini R, Faist J. External cavity quantum cascade laser[J]. Semiconductor Science and Technology, 25, 083001(2010).

[13] Sun Y Q, Fei T, Li K et al. MOCVD-based mid-wave infrared quantum cascade lasers with watt level power[J]. Acta Optica Sinica, 42, 2214002(2022).

[14] Faist J, Capasso F, Sivco D L et al. Quantum cascade laser[J]. Science, 264, 553-556(1994).

[15] Beck M, Hofstetter D, Aellen T et al. Continuous wave operation of a mid-infrared semiconductor laser at room temperature[J]. Science, 295, 301-305(2002).

[16] Li A Z. The invention and advancement on unipolar quantum cascade lasers (invited paper)[J]. Chinese Journal of Lasers, 37, 2213-2220(2010).

[17] Zhang Y L, Huang Y, Gao Z Q et al. Research on broadly tuning external cavity quantum cascade laser of 11.4 μm[J]. Journal of Telemetry, Tracking and Command, 41, 34-39, 61(2020).

[18] Wang Y. Study on the near-infrared external cavity semiconductor laser of Littrow configuration[D](2020).

[19] Liu Y, Liu Y, Xiao H D et al. 638 nm narrow linewidth diode laser with a grating external cavity[J]. Chinese Optics, 13, 1249-1256(2020).

[20] Zhao K H, Zhong X H[M]. Optical volume II, 18-22(1984).