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Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency

Basic Information
Place of Origin: China
Brand Name: CRYLINK
Certification: Iso9001
Model Number: CRYLINK-Yb YAG Laser Crystal
Minimum Order Quantity: 1 Pieces
Price: negotiation
Packaging Details: Carton
Delivery Time: 3-4 weeks
Payment Terms: TT
Supply Ability: 100 pieces /month
Detail Information
Materials: Yb:YAG Yb Concentration Tolerance (atm%): 0.5, 1, 2, 3, 5, 7.5, 10, 15, 20, 25%
Orientation: [001] Or [110] Or [111] < ±0.5° Parallel: 10
Perpendicular: 5 Surface Quality: 10/5
High Light:

Yb Yag Crystal

,

Yb YAG Laser Crystals

,

Yb Doped Laser Materials


Product Description

 

Laser Crystal—Yb:YAG

 

1 Description

Yb:YAG crystal possesses many attractive laser characteristics including high quantum efficiency, no excited state absorption and upconversion loss, long radiative lifetime of the upper laser level, large absorption width, broad emission width, good optical, thermal and mechanical properties, so it is considered as the most potential gain for high efficiency, high power diode-pumped solid-state lasers.

 

2 Features

Wide absorption bandwidth

Low lasing threshold

High slope efficiency

Large luminescence cross-section

Linearly polarized emission and single-mode output

3 Applications

Model-locked laser

Laser welding

Laser cutting

Laser marking

4 Main Specifications

Materials

Yb:YAG

Yb Concentration tolerance (atm%)

0.5, 1, 2, 3, 5, 7.5, 10, 15, 20, 25%

Orientation

[001] or [110] or [111] < ±0.5°

Parallel

10

Perpendicular

5

surface Quality

10/5

Wavefront Distortion

/4 @632nm

Surface Flatness

/8 @632nm

Clear Aperture

>95%

Chamfer

<0.1×45°

Thickness/Diameter Tolerance

±0.05 mm

Maximum dimensions

dia 50×100mm

Coatings

AR/AR @940+1030HR @1030+HT @940+AR1030

5 Material characteristics

Physical and chemical characteristics

Properties

Yb:YAG

Crystal Structure

cubic - la3d

Lattice Constants

12.01

Density

4.56 g/cm3

Melting Point

1970°C

Refractive Index @1.030 m

1.82

Thermal Conductivity /(Wm-1K-1@25°C)

14

Specific Heat/ (Jg-1K-1)

0.59

Thermal Expansion /(10-6K-1@25°C

8.2 [100]

7.7 [110]

7.8 [111]

Hardness (Mohs)

8.5

Young`s Modulus /GPa

317

Shear Modulus / GPa

54.66

Extinction Ratio

25dB

Poisson Ratio

0.25

Optical characteristics

Properties

Yb:YAG

pump transition wavelength, p (nm)

941969

laser transition wavelength, l (nm)

1030

pump transition bandwidth,p (nm)

18

laser transition bandwidth, l (nm)

~6

pump transition peak cross section,p (E-20 cm2)

0.77

laser transition peak cross section, l (E-20 cm2)

2.1

pump ransition saturation intensity,p (kW/cm2)

28

laser transition saturation intensity, l (kW/cm2)

9.5

laser transition saturation fluence, l,sat (J/cm2)

9

minimum pump intensity, Imin (kW/cm2)

2.8

upper laser manifold lifetime,(msec)

0.97

quantum defect fraction

0.11

fractional heat generation

~0.11

Contact Details
june

Phone Number : +8618699681379