Name: | N51 Nd:Glass | Fluorescence Peak Wavelength (nm): | 1053 |
---|---|---|---|
Nd3+ Conc. (1020ions/cm3): | 3.9±0.1 | Nd2O3(wt%): | 4.0 |
High Light: | N51 Nd Glass,1053NM Nd Glass,N51 Neodymium Doped Phosphate Glass |
N51 Neodymium-doped phosphate glass has the characteristics of high energy storage, large stimulated emission cross-section, long fluorescence lifetime, and easy preparation of large size and good optical uniformity. Therefore, it is widely used as an amplifier working substance in a high-power laser system.
Nd2O3(wt%) | 4.0 |
Nd3+ conc. (1020ions/cm3) | 3.9±0.1 |
Cross section for stimulated emission (10-20cm2) | 4.3±0.1 |
Lifetime at 1053nm (sec)* | ≥375(Nd2O3:0.5wt%) |
≥365(Nd2O3:1.2wt%) | |
≥320(Nd2O3:3.5wt%) | |
≥315(Nd2O3:4.2wt%) | |
Effective bandwidth (nm) | 24.5 |
Fluorescence peak wavelength (nm) | 1053 |
Absorption coefficient (cm-1) | ≤0.0015(1053nm) |
≤0.25(400nm) | |
≤1.5(3333nm) |
Non-linear refractive index coeff.n2 (×10-13e.s.u) | ≤1.04 |
Refractive index (1053nm) | 1.505±0.003 |
Abbe value | 68.2 |
dn/dT (10-6/℃) (20~100℃) | -9.0 |
Transformation temp. (℃) | 408 |
Softening temp. (℃) | 448 |
Coeff.of linear thermal expansion (10-7/K) (30~100℃) | 141 |
Coeff.of linear thermal expansion (10-7/K) (30~300℃) | 160 |
Thermal coeff.of optical path length (10-6/K) (50~100℃) | -1.9 |
Density (g/cm3) | 2.7 |
Young’s modulus (G Pa) | 45.2 |
Posson’s ratio | 0.26 |
Knoop hardness (kg/cm2) | 302 |
Fracture toughness (MPam1/2) | 0.66 |
Dw (H2O 98℃) (mg/(cm2/day)) | 2.2 |
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