AdvatechUK

Laser / Optical Properties

Units

Value

Laser Wavelengths

nm

911, 1067, 1351

Emission Linewidth

nm

2.73

Absorption Band Peak

nm

808

Absorption Bandwidth

nm

12

Emission Cross-section (@1067nm)

10‾²º cm²

43

Fluorescent Lifetime (3% doping)

µs

110

Absorption Coefficient @810nm

cm‾¹

4.5

Intrinsic Loss @1064nm

cm‾¹

0.02

Refractive Index (n) @ 1067nm


1.978 to 2.049

Thermal Optical Coeff. (dn/dT) @1060nm

 10‾⁶/ºC

-0.8 to -5.5

Nd:KGW Laser - Availability


Physical / Thermal Properties

Units

Value

Chemical Formula


 LYF:Nd

Melting Point

ºC

1075

Thermal Expansion Coeff. @20ºC

 10‾⁶/ºC

3.5 to 8.5

Thermal Conductivity Coeff. @20ºC

W/m/ºK

2.2 to 3.5

Specific Heat

 J/g K

0.79

Chemical Durability (@100ºC weigh loss rate distilled water)   

μg/hr.cm²


Density  

g/cm³

7.27

Durability Knoop Hardness

kgf/mm²


Mohs Hardness


5

Damage Threshold (1ns)

J/cm³


Nd:KGW Laser Rod Properties


                      

  








Neodymium:Pottasium Gadolinium Tungstate (Nd:KGW) lases at wavelengths - 911, 1067 and 1351nm and with a pumping wavelength of 811nm. Nd:KGW has ecxellent gain and can be used across a broad range of applications.


Key strengths of Nd:KGW:









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Nd:KGW Laser Rods


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