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| Properties | 【Stoichiometric】 LiNbO3 (SLN) |
|
| Crystal system | Trigonal |
|
| Space group | R3c |
|
| Curie temperture | Tc (°C) |
〜1200 〜1220(MgO doped) |
| [Li2O]:[Nb2O5] mol ratio (estimated from Tc) |
49.9：50.1 |
|
| Lattice parameters |
c0 (nm) |
0.51482 |
a0 (nm) |
1.3857 |
|
| Absorption edge 1 data | nm |
305 |
| Refractive indices (@633nm) |
no |
2.2865 |
ne |
2.1898 |
|
| Birefringence | no-ne |
0.0967 |
| Linear EO constants 2 |
r33 (pm/V) |
29.0 at 633nm |
| Nonlinear optical constants 3 |
d31 (pm/V) |
4.7 |
d33(pm/V) |
23.8 |
|
| Domain switching E-field4 data (coercive field) |
Ec(kV/mm) |
＜ 4 |
| Thermal conductivity 5 data |
W/(m・K) |
5.97 5.62 (MgO doped) |
| Laser damage threshold (MgO doped only) | GW/cm2 |
〜14 (at 1053nm, 1ns pulse) |
| Photorefractive damage threshold 6 data (MgO doped only) |
MW/cm2 |
2 (at 532nm, cw) |
| GRIIRA 7 data | ppm/cm2 |
〜300 |
1 Y. Furukawa et al., "Improved Properties of Stoichiometric LiNbO3 for Electro-Optic Applications", J. Intel. Mat. Sys. Struc. 10, p.470(1999)
2 S. Mori et al., The 55th Spring Meeting, 2008, The Jpn. Soc. Appl.Phys. 28a-ZG-4, p.1222 (2008)
3 I. Shoji et al., The 67th Autumn Meeting, 2006, The Jpn. Soc. Appl. Phys. 30p-ZX-2, p.1080 (2006)
4 V. Gopalan et al. "The role of nonstoichiometry in 180°domain switching of LiNbO3 crystals", Appl. Phys. Lett. 72, p.1981 (1998)
5 K. Kitamura et al., Oyo buturi 74, p.573 (2005)
6 Y. Furukawa et al., "Stoichiometric Mg:LiNbO3 as an effective material for nonlinear optics", Opt. Lett. 23, p.1981 (1998)
7 Y. Furukawa et al., "Elimination of photorefraction and green-induced-infrared-absorption in MgO-doped near-stoichiometric LiNbO3"
Topical meeting on Advanced Solid-State Lasers (ASSL), p.480 (2000)
Topical meeting on Advanced Solid-State Lasers (ASSL), p.480 (2000)
