Yawen Guo, Yuan Li, ZongWei Ma. Research on Symmetry of BaTiO3 Film Based on Second-Harmonic Generation Technology[J]. Acta Optica Sinica, 2021, 41(6): 0619001
- Acta Optica Sinica
- Vol. 41, Issue 6, 0619001 (2021)
Fig. 1. Device diagram of the microscopic SHG
Fig. 2. Relationship between the SHG intensity of BaTiO3 and the square of incident light power
Fig. 3. SHG polarization diagram of the BaTiO3
Fig. 4. Relationship between SHG signal intensity and light polarization angle under different polarization modes. (a) p-in; (b) s-in; (c) p-out; (d) s-out
Fig. 5. Relationship between the square of incident optical power and SHG signal intensity in different modes
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