Ytterbium-Doped Yttrium Lithium Fluoride Crystal

Data sheet

Density	3.95 g/cm³
Materials	Yb:YLF Crystal

More info

Ytterbium-Doped Yttrium Lithium Fluoride (Yb:YLF) Crystal features superior thermal optical properties, with its high thermal conductivity ensuring effective heat extraction. The crystal’s broad emission cross-section allows for efficient laser operation, with a peak emission wavelength comparable to Yb:Sr3Y(BO3)3 and Yb:Ca4GdO(BO3)3 crystals. Additionally, Yb:YLF offers excellent doping performance, making it ideal for high-power laser applications. Heeger Materials provides Yb:YLF Crystal for advanced applications.

Ytterbium-Doped Yttrium Lithium Fluoride Crystal | Yb:YLF Crystal

Yb:YLF Crystal Properties

Absorption Peak Wavelength	960 nm
Peak Absorption Cross-Section	10.5×10⁻²¹ cm²
Peak Absorption Bandwidth	~10 nm
Laser Wavelength	1017 nm
The lifetime of ²F₅/₂ Energy Level	2.1 ms
Emission Cross Section @ 1040 nm	4.1×10⁻²¹ cm²
Refractive Index @ 632.8 nm	~1.4
Crystal Structure	Tetragonal
Density	3.95 g/cm³
Mohs Hardness	5
Thermal Conductivity	6 W/m*K
dn/dT	-4.6×10⁻⁶ (//c) K⁻¹, -6.6×10⁻⁶ (//a) K⁻¹
Thermal Expansion Coefficient	8×10⁻⁶ (//c) K⁻¹, 13×10⁻⁶ (//a) K⁻¹
Typical Doping Level	5~20 at.%

Yb:YLF Crystal Specifications

Crystal Orientation	a-axis cut
Clear Aperture	>90%
Dimension Tolerance	+0.0/-0.1 mm
Length Tolerance	±0.1 mm
Parallelism Error	<10 arcsec
Perpendicularity Error	<10 arcmin
Chamfer Protection	<0.1 mm at 45˚
Surface Quality	10-5 S-D
Surface Flatness	<λ/10 @ 632.8 nm
Coating	Double-sided AR (R<0.5%) @ 960 nm + AR (R<0.2%) @ 1000~1060 nm
Laser Damage Threshold	>10 J/cm² @ 1030 nm, 10 ns

Yb:YLF Crystal Stock Dimensions

Dimensions (mm)	Length (mm)	End Face	Doping	Coating
3x3	8	Right-angle cut	5%	AR/AR @ 960 nm + 1000-1060 nm
3x3	8	Brewster cut	5%	None
⌀8	8	Right-angle cut	5%	AR/AR @ 960 nm + 1000-1060 nm
3x3	4	Right-angle cut	10%	AR/AR @ 960 nm + 1000-1060 nm
3x3	4	Brewster cut	10%	None
⌀8	4	Right-angle cut	10%	AR/AR @ 960 nm + 1000-1060 nm
3x3	2	Right-angle cut	20%	AR/AR @ 960 nm + 1000-1060 nm
3x3	2	Brewster cut	20%	None
⌀8	2	Right-angle cut	20%	AR/AR @ 960 nm + 1000-1060 nm

Yb:YLF Crystal Absorption and Emission Curve

Yb:YLF Crystal Key Advantages

The simple electronic structure eliminates excited-state absorption and various harmful quenching processes.
Broad light emission spectrum.
Wide tuning range.
The absorption spectrum well matches the emission wavelengths of InGaAs laser diodes.
Low quantum defect.
Custom crystals are available upon request.

Yb:YLF Crystal Applications

Diode-Pumped Mode-Locked Lasers: Used in diode-pumped mode-locked lasers for generating ultrafast pulses in a variety of applications.
Thin-Disk Lasers: Ideal for thin-disk laser designs due to its high thermal conductivity and efficient heat dissipation.
High-Power Laser Systems: Utilized in high-power laser systems where thermal management and efficient performance are essential.
Laser Marking and Engraving: Employed in precision laser marking and engraving systems due to its ability to produce short, intense pulses.
Scientific Research and Spectroscopy: Used in scientific research, particularly in spectroscopy and material characterization, owing to its stable emission properties.

Yb:YLF Crystal Packing And Shipping

Ytterbium-Doped Yttrium Lithium Fluoride (Yb:YLF) Crystal will be securely packaged in sturdy containers with cushioning materials to prevent movement or damage during shipping. This careful packaging ensures that the product arrives in perfect condition, maintaining its high-quality standards throughout the delivery process.

Where to Buy Yb:YLF Crystal in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Laser Crystals products including Ytterbium-Doped Yttrium Lithium Fluoride (Yb:YLF) Crystal, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.

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