Effect of Fe concentration on the nonlinear refraction and reverse saturable absorption in ferroelectric X-cut LiNbO<sub>3</sub> crystal

H. L. Saadon

doi:10.3788/COL201513.071901

Chinese Optics Letters, Volume. 13, Issue 7, 071901(2015)

Effect of Fe concentration on the nonlinear refraction and reverse saturable absorption in ferroelectric X-cut LiNbO₃ crystal

H. L. Saadon^*

Author Affiliations

Laser Applications and Optical Materials Group, Department of Physics, College of Science, University of Basrah, Basrah 61004, Iraq

show less

Figures & Tables(5)

Fig. 1. Optical absorption spectra of ferroelectric X-cut LiNbO3 crystals at different concentrations of Fe.

Download full size

View in Article

Fig. 2. Closed-aperture Z-scan measurements of the ferroelectric X-cut LiNbO3 crystals at doping Fe concentration for (a) 0.0, (b) 0.05, (c) 0.1, and (d) 0.15 mol% Fe. Solid line, theoretical fit.

Download full size

View in Article

Fig. 3. Open-aperture Z-scan measurements of the ferroelectric X-cut LiNbO3 crystals at different doping Fe concentrations. Solid line, theoretical fit.

Download full size

View in Article

$Nonlinear refractive index n2 and nonlinear absorption coefficient β as a function of Fe concentration for ferroelectric X-cut LiNbO3 crystals.$

Fig. 4. Nonlinear refractive index n2 and nonlinear absorption coefficient β as a function of Fe concentration for ferroelectric X-cut LiNbO3 crystals.

Download full size

View in Article

Table 1. Nonlinear Refractive Index n2 and Nonlinear Absorption Coefficient β at Different Fe Concentrations in Ferroelectric X-Cut LiNbO3 Crystals
View table
View in Article
Table 1. Nonlinear Refractive Index n2 and Nonlinear Absorption Coefficient β at Different Fe Concentrations in Ferroelectric X-Cut LiNbO3 Crystals
Sample $n_{2}$ $({cm}^{2} / W)$ $β$ (cm/kW)
Fe (0.0 mol%): ${LiNbO}_{3}$ $- 3.12 \times 10^{- 8}$ 2.36
Fe (0.05 mol%): ${LiNbO}_{3}$ $- 4.75 \times 10^{- 8}$ 3.73
Fe (0.1 mol%): ${LiNbO}_{3}$ $- 6.11 \times 10^{- 8}$ 5.15
Fe (0.15 mol%): ${LiNbO}_{3}$ $- 7.84 \times 10^{- 8}$ 7.05

Tools

Get Citation

Copy Citation Text

H. L. Saadon, "Effect of Fe concentration on the nonlinear refraction and reverse saturable absorption in ferroelectric X-cut LiNbO₃ crystal," Chin. Opt. Lett. 13, 071901 (2015)

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites