Nd:GdVO4

Nd:GdVO4 exhibits high gain, low threshold and high absorption coefficient like Nd:YVO4. It overcomes the low thermal conductivity of Nd:YVO4 and will be a good candidate of Nd:YVO4.

Basic Properties:

Crystal Structure:

Zircon Tetragonal, space group D4h, a=b=7.21, c=6.35

Melting Point:

1780°C

Mohs Hardness:

Glass-like,~5

Thermal Expansion Coefficient:

aa=1.5x10-6/K, ac=7.3x10-6/K

Thermal Conductivity Coefficient:

11.7 W/m/K <110>

Index of Refractivity(at 1064nm):

n0=1.972, ne=2.192

Lasing Wavelength:

912.6 nm, 1063.1 nm, 1341.3nm

Stimulated Emission Cross-Section:

7.60x10-19cm2,@1064nm

Fluorescent Lifetime:

95 ms(1 atm% Nd doped)@808nm

Absorption Coefficient:

74 cm-1@808 nm (1.2%)

Intrinsic Loss:

Less0.1% cm-1,@1064nm

Main Specifications:

Nd: Dopant Level:

0.15 - 4.0 atm%

Wavefront Distortion:

<λ/4@633nm

Orientation:

±0.5deg.

Surface quality:

10/5 Scratch/Dig per MIL-O-13830B

Flatness:

λ/8 at 633 nm

Parallelism:

< 10 arc sec.

Every piece of Nd:GdVO4 sent by Z-Optics Technologies Inc. will be tested in laser cavity to meet the requirements of customers.

When ordering Nd:GdVO4 crystal, please specify Nd doping concentration, the size, surface quality, and coating specification. For further information please contact Z-Optics Technologies Inc..

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