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Laser Crystals

  • Product Name: Nd:YVO4
  • Dopant Concentration Tolerance :+/- 0.1%
  • Parallelism:< 10 arc seconds
  • Perpendicularity:< 5 arc minutes
  • Chamfer:0.1mm at 45°
  • Clear Aperture:95%
  • Scratch and Dig:20/10 or better
  • Surface Flatness:λ/8 at 633nm
  • Wavefront Distortion:λ/8 at 633nm
  • Damage Threshold:Over 15 J/cm2 TEM00, 10ns, 10Hz

Product overview

Neodymium doped Yttrium Orthovanadate (Nd:YVO4) is the most efficient laser host crystal for diode pumped, solid-state lasers as well as low to middle power devices. We can offer Nd, Yb and no doped YVO4 laser crystals performing the specifications upon your request.


Scitlion is able to offer
Nd dopand concentration from 0.15% to 3% (mol%)
Rod diameter from 1mm to 35mm
Length from 1mm to 50mm
Coating upon your request

Physical and Optical Properties

Atomic Density (1% Nd)

~1.37 x 1020 atoms/cm3

Crystal Structure

Zircon Tetragonal, Space group D4h-14/amd

Lattice Constants

a=b=7.12A; c=6.29A

Density

4.22 g/cm3

Mohs Hardness

4~5

Thermal Expansion

aa = 4.43 x 10-6/K at 300K

ac = 11.37 x 10-6/K at 300K

Thermal Conductivity

5.23 W/m/K ∥c-axis

5.10 W/m/K ⊥c-axis

Lasing Wavelength 

1064nm, 1324nm

Thermal Optical Coefficient

dno/dT = 8.5 x 10-6/K at 300K

dne/dT = 2.9 x 10-6/K at 300K

Stimulated Emission Cross Section

25 x 10-19cm2 at 1064nm

Fluorescent Lifetime

90μs (1% Nd)

Absorption Coefficient

31.4 cm-1 at 810nm

Intrinsic Loss

0.02 cm-1 at 1064nm

Gain Bandwidth

0.96 nm at 1064nm

Polarized Laser Emission

πPolarization, ∥optical axis (c-axis)

Diode Pumped Optical to Optical Efficiency

 > 60%

Sellemeier Equations (λ in μm)

no2 = 3.77834 + 0.069736/( λ2-0.04724) - 0.010813λ2

ne2 = 4.59905 + 0.110534/(λ2-0.04813) – 0.012676λ2