Zhilei LI, Haifeng LIU, Weiwei CHI, Limei ZHOU, Fang XIE, Yangyang LIU. Design and application of optical system based on terahertz spectroscopy technology[J]. Journal of Applied Optics, 2022, 43(3): 409
- Journal of Applied Optics
- Vol. 43, Issue 3, 409 (2022)
Fig. 1. Structure parameters of plano-convex lens
Fig. 2. Size of focused spot on single lens
Fig. 3. Terahertz beam shaping optical system
Fig. 4. Size of focused spot on sample surface
Fig. 5. Terahertz spectrum test
Fig. 6. Terahertz time-domain and frequency-domain signals
Fig. 7. Frequency-domain curves about refractive index and absorption coefficient of moxifloxacin hydrochloride and levofloxacin
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Table 1. Optimization parameters of plano-convex lens
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