AdvatechUK

Titanium:Sapphire (Ti:Sapphire) can be configured to lases over the range 660-1050nm. With pumping wavelength of 490nm Ti:Sapphire is very well suited to diode-pumping. Excellent thermal, physical and optical properties.


Key strengths:








Laser / Optical Properties

Units

Value

Laser Wavelength Range / Peak

nm

660-1050 / 795

Emission Linewidth

nm


Absorption Band Range / Peak

nm

400-600 / 488

Absorption Bandwidth

nm

200

Emission Cross-section (@532nm)

10‾²º cm²

4.9

Fluorescent Lifetime

µs

3.2

Absorption Coefficient @532nm

cm‾¹

0.60 - 4.10

Refractive Index (nD) @ 589nm



Refractive Index (n) @ 800nm


1.76

Nonlinear Index N2



Abbe Value



dn/dT (20~100ºC)

 10‾⁶/ºC


Thermal Coeff. of Optical Path Length (20~100ºC)

10‾/ºC

90

Ti:Sapphire Laser - Availability


Physical / Thermal Properties

Units

Value

Chemical Formula


 AlO₃:Ti

Melting Point

ºC

2050

Thermal Expansion Coeff. (0~250ºC)

 10‾/ºC

82

Thermal Conductivity (@ 20ºC)

W/m. ºK

14.0 (@20C)

Specific Heat

 J/g K

0.59

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

μg/hr.cm²

52

Density  

g/cm³

3.98

Durability Knoop Hardness

kgf/mm²


Mohs Hardness


9

Young's Modulus

10³  N/mm²


Poisson's Ratio



Damage Threshold (1ns)

J/cm³


Ti:Sapphire Laser Rod Properties


                      

  








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Ti:Sapphire Laser Rods


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