|
Optical and Spectral
Properties
|
|
| Laser
Transition |
4F3/2-->
4I11/2 |
| Laser
Wavelength |
1.064μm |
| Photon Energy |
1.86×10-19J@1.064μm |
| Emission
Linewidth |
4.5Å @1.064μm |
| Emission Cross
Section (Nd1at%) |
2.7~8.8×10-19cm-2 |
| Fluorescence
Lifetime (Nd1at%) |
230μs |
| Index of
Refraction |
1.8197@1064nm |
| Physical and
Optical properties |
| Crystal Structure |
Cubic |
| Lattice Parameters |
12.01Å |
| Melting Point |
1970°C |
| Moh Hardness |
8.5 |
| Density |
4.56±0.04g/cm3 |
| Specific Heat (0-20) |
0.59J/g.cm3 |
| Modulus of Elasticity |
310GPa |
| Young's Modulus |
3.17×104Kg/mm2 |
| Poisson Ratio |
0.3(est.) |
| Tensile Strength |
0.13~0.26GPa |
| Thermal Expansion
Coefficient |
[100]Direction:8.2×10-6/°C(0~250°C) |
| [110]Direction:7.7×10-6/°C(0~250°C) |
| [111]Direction:7.8×10-6/°C(0~250°C) |
| Thermal Conductivity |
14W/m/K(@20°C) |
| 10.5W/m/K(@100°C) |
| Thermal Optical Coefficient (dn/dT) |
7.3×10-6/°C |
| Thermal Shock Resistance |
790W/m |
| Solubility |
Water: Insoluble;
Common Acids: Slightly |
