Dong-ming WU, Shang-lin HOU, Jing-li LEI, Dao-bin WANG, Xiao-xiao LI. Superluminal Propagation Induced by Forward Stimulated Brillouin Scattering in Small-core Photonic Crystal Fibers[J]. Acta Photonica Sinica, 2020, 49(7): 706002
- Acta Photonica Sinica
- Vol. 49, Issue 7, 706002 (2020)
Fig. 1. The index profile of the proposed photonic crystal fiber
Fig. 2. The optical field and the acoustic field distribution
Fig. 3. The normalized gain coefficient of FSBS
Fig. 4. The normalized refractive index and the group index of FSBS.
Fig. 5. Dependence of the time advancement on the transmission length and pump power
Fig. 6. Dependence of the pulse broadening factor B on the initial pulse width and the pump power
Fig. 7. The waveforms of output induced by fast light of FSBS
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Table 1. The parameters of the proposed small⁃core PCF
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