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Stock List Crystals & Substrates

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Crystal properties45

Atomic Density

1.26 x 10²⁰ atoms/cm³
(Nd 1.0%)

Crystal Structure

Zircon Tetragonal,
space group D^4h-I4/amd

a = b = 7.1193Å
c = 6.2892Å
 

Density

4.22 g/cm³

Mohs Hardnes:

4-5 (Glass-Like)

Thermal Expansion Coefficient (300 K)^.

a^a = 4.43 x 10^-6/K
a^a = 11.37 x 10^-6/K

Thermal Conductivity Coefficient (300 K)

//C: 0.0523 W/cn/K
^C: 0.0510 W/cm/K

Optical Properties

Lasing wavelength

1064 nm
1342 nm

Thermal optical coefficient (300K)^.

dn⁰/dT = 8.5 x 10^-6 /K
dn^e/dT = 2.9 x 10^-6 /K

Stimulated emmission cross-section^.

25 x 10^-19 cm² @ 1064 nm

Fluorescent lifetime

90 ms

Absorption coefficient^.

31.4 cm^-1 @ 810 nm

Intrinsic loss^.

0.02 cm^-1 @ 1064 nm

Gain bandwidth

0.96 nm @ 1064 nm

Polarized laser emission

p polarization; parallel to optic axis (c-axis)

Diode pumped optical to optical efficiency

> 60 %

Sellmeier equations for pure YVO₄ crystal as follows

n^o2 = 3.77834 + 0.069736 / (l²- 0 04724) - 0.010813l²

n^e2 = 4.59905 + 0.110534 / (l²- 0.04813) - 0.012676l²

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