Qing Chang, Hengyu Tan, Tianming Meng. Nonlinear optics and ultrafast dynamics characteristics of CdTe/CdS quantum dots with different core sizes and shell thickness[J]. Infrared and Laser Engineering, 2021, 50(2): 20200342
- Infrared and Laser Engineering
- Vol. 50, Issue 2, 20200342 (2021)
Fig. 1. Absorption spectra of the CdTe/CdS quantum dots
Fig. 2. Open/closed aperture Z-scan normalized transmittance curves of water-soluble CdTe/CdS, S1-S2 quantum dots
Fig. 3. Open/closed aperture Z-scan normalized transmittance curves of water-soluble CdTe/CdS, S3-S4 quantum dots
Fig. 4. Open/closed aperture Z-scan normalized transmittance curves of water-soluble CdTe/CdS, S5-S6 quantum dots
Fig. 5. Transient absorption spectra of water-soluble CdTe/ CdS, S1-S2 quantum dots
Fig. 6. Transient absorption spectra of water-soluble CdTe/ CdS, S3-S4 quantum dots
Fig. 7. Transient absorption spectra of water-soluble CdTe/ CdS, S5-S6 quantum dots
Fig. 8. Ultrafast kinetic curves of water-soluble CdTe/CdS, S1-S2 quantum dots
Fig. 9. Ultrafast kinetic curves of water-soluble CdTe/CdS, S3-S4 quantum dots
Fig. 10. Ultrafast kinetic curves of water-soluble CdTe/CdS, S5-S6 quantum dots
Fig. 11. Transient absorption spectrum of the solvent water
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Table 1. Six kinds of the CdTe/CdS core-shell quantum dots
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Table 2. Nonlinear optical parameters obtained from Z-scan measurement data for CdTe/CdS quantum dots
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Table 3. CdTe/CdS quantum dots fitting parameters
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