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AgGaS2 Crystal - Availability


Silver Gallium Sulfide (AgGaS₂ or AGS), is transparent over the range 0.53 to 12µm and has proven to be an effective as a material to frequency doubling in the the infrared.


AgGaS₂ / AGS strengths include:



AgGaS₂ / AGS applications include:











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AgGaS2 / AGS Crystals


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AgGaS2 Crystal Properties


                      

  








Optical Properties

Units

Value

Transmission/Transparency Range

µm

0.47 - 12

Refractive Index (n) @1.06µm


n₀ = 2.4508

ne  = 1.3966

                                 @5.3µm


n₀ = 2.5823

ne  = 2.3421

                                 @10.6µm


n₀ = 2.5915

ne  = 2.5915

Non-linear Coefficient @10.6µm (d36)

pm/V

12.5

Walk Off @5.3µm

º

0.85

Absorption Coefficient @1.06µm

cm¹

<0.02

                                     @2.5µm

cm¹

0.01

                                     @5.0µm

cm¹

0.01

                                     @7.5µm

cm¹

0.02

                                     @10.0µm

cm¹

<0.6




Physical / Thermal Properties

Units

Value

Chemical Formula


AgGaS

Melting Point

ºC

998

Thermal Expansion Coeff. @20ºC

 10‾⁶/ºC

┴  12.5

║ -13.2

Thermal Conductivity Coeff. @20ºC

W/m/ºK

TBA

Specific Heat

 J/g K

TBA

Density  

g/cm³

4.56

Mohs Hardness


3 - 3.5

Optical Damage Threshold @10.6/ºC,150ns

MW/cm²

10 - 20