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Ceramics

Ceramics

YAG(Y3Al5O12) ceramics

Translucency comparable to theoretical transmittance

We fabricate YAG(Y3Al5O12) ceramics that are widely used in various fields such as solid-state laser oscillators.

Applications

Lens
Lens
Laser
Laser
Optical substrate
Optical substrate
Viewing window
Viewing window
Prism
Prism
Usage under corrosive gases
Usage under corrosive gases

Features

Excellent optical properties

Excellent light transmission from the ultraviolet region to infrared region.

Light transmission
Fig. Transmission spectrum of YAG ceramics
Uniform addition of various dopant ions is available

Since it can be added uniformly, it can be used without uneven light emission.

Physical properties : YAG ceramics
Flexural strength 360 MPa
Hardness 15 GPa
Fracture toughness 5 MPam1/2
Elastic modulus 308 GPa
Poisson ratio 0.23
Specific heat 0.602×103 J/kgK
Thermal diffusivity coefficient 0.042×10-4 m2/s
Thermal conductivity 11.7 W/mK
Thermal expansion coefficient 8×10-6
Refractive Index 1.8293@633 nm
Density 4.55 g/cm3

YAG ceramics

Nd3+: YAG
Nd3+: YAG
Addition range：0.1～4.0％
Oscillation wavelength：1064 nm
Yb3+: YAG
Yb3+: YAG
Addition range：0.1～20％
Oscillation wavelength：1030 nm
Sm3+: YAG
Sm3+: YAG
Addition amount：5.0％
Applications: Suppression of parasitic oscillation
Cr4+: YAG
Cr4+: YAG
Addition amount：0.25％
Applications: Suppression of parasitic oscillation
Supersaturated absorber
Nd3+/Cr3+: YAG
Nd3+/Cr3+: YAG co-dope
Applications: R&D

Please feel free to contact us about undoped-YAG and doped-YAG with other dopant ions.

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