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Laser / Optical Properties

Units

Value

Laser Wavelengths

nm

2097

Emission Linewidth

nm

<1

Absorption Band Peak

nm

781

Absorption Bandwidth

nm

4

Emission Cross-section (@1064nm)

10‾²º cm²

70

Fluorescent Lifetime

µs

8500

 Absorption Coefficient @808nm

cm‾¹

49

Intrinsic Loss @1064nm

cm‾¹

<0.003

Refractive Index (n) @ 2080nm


1.8

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

 10‾⁶/ºC

7.3

Ho:Cr:Tm:YAG Laser - Availability


Physical / Thermal Properties

Units

Value

Chemical Formula


YAlO:Nd:Ce

Melting Point

ºC

1970

Thermal Expansion Coeff. @20ºC

 10‾⁶/ºC

1.5

Thermal Conductivity Coeff. @20ºC

W/m/ºK

14

 Specific Heat

 J/g K

0.79

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

μg/hr.cm²


Density  

g/cm³

4.56

Durability Knoop Hardness

kgf/mm²


Mohs Hardness


8.5

Damage Threshold (1ns)

J/cm³


Holmium:Chromium:Thulium:Ytterium Aluminium Garnate (Ho:Cr:Tm:YAG) lases at a wavelength of 2.1um and is therefore ‘eyesafe’. It has high efficiency and used widely where air cooling is required. Nd:Ce:YAG is versatile and is used across a broad range of applications.


Key strengths of Ho:Cr:Tm:YAG:









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Ho:Cr:Tm:YAG Laser Rods


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Ho:Cr:Tm:YAG Laser Rod Properties