Lijun CAI, Yinghao YUAN. Effect of electron densities on the transmission of terahertz waves in uniform non-magnetized plasma[J]. Optical Instruments, 2022, 44(1): 80
- Optical Instruments
- Vol. 44, Issue 1, 80 (2022)
Fig. 1. Experimental facility
Fig. 2. Structure diagram of all-fiber coupled terahertz time-domain spectrometer
Fig. 3. Spectral signal maps in time and frequency domains
Fig. 4. Plasma cavity
Fig. 5. Flow chart of plasma electron density calculation
Fig. 6. Time domain signal of terahertz waves at different electron densities
Fig. 7. Transmission spectra of terahertz waves at different electron densities
Fig. 8. Absorption spectra of terahertz waves at different electron densities
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Table 1. Plasma electron density at different discharge powers
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