Hu Shu, Gai Baodong, Li Chen, Lou Mingqi, Liu Dong, Guo Jingwei. Time-Resolved Characteristics of Atomic Emission Spectrum in Sodium-Argon Mixture after Ionization[J]. Chinese Journal of Lasers, 2019, 46(9): 901002
- Chinese Journal of Lasers
- Vol. 46, Issue 9, 901002 (2019)
Fig. 1. Schematic of experimental setup for measuring time-resolved atomic emission spectrum
Fig. 2. Argon atomic emission spectra at 763.5 nm with different delay time. (a) 18 ns; (b) 24 ns; (c) 30 ns; (d) 90 ns; (e) 217 ns; (f) 1117 ns; (g) 4317 ns; (h) 10317 ns
Fig. 3. Variation curves of argon atomic emission spectra at 763.5 nm with different delay time. (a) Spectral line intensity at 763.5 nm; (b) decay curve in 20-100 ns; (c) linear fitting of fluorescence curve in range of 30-60 ns; (d) double e-exponential fitting of fluorescence curve after 70 ns
Fig. 4. Evolution of electron density with delay time
Fig. 5. Evolution of electron temperature with delay time
Fig. 6. Sodium atomic emission spectra of D1 and D2 lines after ionizaiton of Na-Ar mixture
Fig. 7. Atomic emission spectrum in Na-Ar mixture
Fig. 8. Sodium atomic emission spectra. (a) With self-absorption; (b) without self-absorption
Fig. 9. Atomic emission spectra in Na-Ar mixture with long delay time. (a) D lines of sodium; (b) spectral line of argon at 763.5 nm
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