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Bismuth Borate (BIBO) is nonlinear crystal with large effective nonlinear coefficients when compared with LBO, BBO and KDP. It is mechanically robust, inert to moisture and as a high damage threshold.


BIBO strengths include:



BIBO applications include:











 BIBO Crystal Properties


Optical Properties

Units

Value

Transmission/Transparency Range

µm

0.286 - 2.50

Refractive Index (n) @1.06µm


n= 2.7010

ne = 2.6792

                                 @5.3µm


n= 2.6134

ne = 2.5808

                                 @10.6µm


n= 2.5912

ne = 2.5579

Non-linear Coefficient @10.6µm (d36)

pm/V

43

 Phase Matching Angle - Type I SHG@10.6µm

º                                    @10.0µm

55

Walk Off @5.3µm

º

0.67

Absorption Coefficient @1.06µm

cm¹

<0.02

                                     @2.5µm

cm¹

<0.01

                                     @5.0µm

cm¹

<0.01

                                     @7.5µm

cm¹

TBA

                                     @10.0µm

cm¹

TBA

                                     @11.0µm

cm¹

TBA

Physical / Thermal Properties

Units

Value

 Chemical Formula


BiB3O6

 Crystal Symmetry


Monoclinic

 Point Group


2

Melting Point

ºC

726

 Thermal Expansion Coeff. @20ºC

 10‾⁶/ºC

┴  23.4

║   -6.4

Thermal Conductivity Coeff. @20ºC

W/cm/ºK

TBA

 Specific Heat Capacity

 J/g K

0.5

 Density  

g/cm³

5.03

 Mohs Hardness


5 - 5.5

 Optical Damage Threshold @2.05/ºC,50ns

MW/cm²

24/01/1900

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 BIBO Crystals


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 BIBO Crystal - Sellmeier Equations


 n²(λ) = 4.6453 + 2.2057/(1 - 0.1879/λ²) + 1.8577/(1 - 1600/λ²)

 ne²(λ) = 5.2912 + 1.3970/(1 - 0.2845/λ²) + 1.9282/(1 - 1600/λ²)



                      

  








 BIBO Crystal - Availability