H. Ahmad, I. S. Amiri, A. Z. Zulkifli, H. Hassan, R. Safaei, K. Thambiratnam. Stable dual-wavelength erbium-doped fiber laser using novel fabricated side-polished arc-shaped fiber with deposited ZnO nanoparticles[J]. Chinese Optics Letters, 2017, 15(1): 011403
- Chinese Optics Letters
- Vol. 15, Issue 1, 011403 (2017)
Fig. 1. Schematic of the arc-polisher assembly setup.
Fig. 2. Image of the actual arc-polished fiber fabrication assembly, with an SMF-28 in place and ready for polishing.
Fig. 3. Microscope images of (a) the unpolished SMF-28 fiber and (b) the arc-polished fiber.
Fig. 4. (a) Optical fiber schematic, where a D h R a eff
Fig. 5. Experimental setup for the dual-wavelength generation.
Fig. 6. Unstable multi-wavelength fiber laser spectra obtained without the presence of the ZnO layer on the side-polished fiber at 2-min intervals.
Fig. 7. ASE transmission spectra of the arc-shaped side-polished fiber with and without the ZnO layer.
Fig. 8. DWFL spectrum.
Fig. 9. DWFL spectra at 2-min time intervals.
Fig. 10. Wavelength stability of the DWFL.
Fig. 11. Peak power stability of the DWFL.
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