Laser Crystal Including ND: YAG, ND: Yvo4, Diffusion Bonded Cr: YAG+ND: YAG Rod

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Description

Specifications

Nd:YVO4: a-cut 
Nd:YVO4 : c-cut
 

Basic Properties:

Atomic Density: 1.26×1020 atoms/cm3(Nd 1.0%)

Crystal Structure: Zircon Tetragonal, space group D4h-I4/amd

a=b=7.1193, c=6.2892

Density: 4.22g/cm3

Mohs Hardness: 4-5

Thermal Expansion Coefficient (300K): a a=4.43×10-6/K, a c=11.37×10-6/K

Thermal Conductivity Coefficient (300K): C: 0.0523W/cm/K, C: 0.0510W/cm/ K
 

Optical Properties: (for 1.1 atm% Nd:YVO4, a-cut)

Lasing wavelength: 1064nm, 1342nm

Thermal optical coefficient (300K): dno/dT=8.5 x 10-6/K, dne/dT=2.9 x 10-6/K

Stimulated emission cross-section: 25 x 10-19 cm2 @1.064μm

Fluorescent lifetime: 90ms

Absorption coefficient: 31.4cm-1 @810nm

Intrinsic loss: 0.02cm-1 @1064nm

Gain bandwidth: 0.96nm @1064nm

Polarized laser emission: p polarization; parallel to optic axis(c-axis)

Diode pumped optical to optical efficiency: >60%

 

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