Er:KYW Crystal - Heeger Materials

Data sheet

Density	6.5 g/cm³
Materials	Er: KYW Crystal

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Er:KYW (Erbium-Doped Potassium Yttrium Tungstate) Crystal is an advanced laser material that emits at an eye-safe wavelength of 1609 nm. It features a broad and smooth emission spectrum from 1570 to 1630 nm, making it suitable for mode-locked laser applications. This crystal can be efficiently pumped with resonant diode lasers at 1534 nm, enhancing its performance for various laser systems. Its unique optical properties make it an excellent choice for eye-safe laser applications in telecommunications, medical technology, and remote sensing. Heeger Materials provides high-quality Er:KYW Crystal to meet the demands of precision laser applications.

Er:KYW Crystal | Erbium-Doped Potassium Yttrium Tungstate Crystal

Er:KYW Crystal Properties

Absorption Peak Wavelength	1534 nm
Peak Absorption Cross-Section	2.4 × 10⁻²⁰ cm²
Peak Absorption Bandwidth	3 nm
Laser Wavelength	1609 nm
Lifetime of ^4I13/2 Erbium Energy Level	3.1 ms
Emission Cross-Section @ 1040 nm	0.4 × 10⁻²⁰ cm²
Refractive Index @ 632.8 nm	ng = 2.05, nm = 2.01, np = 1.97
Crystal Structure	Monoclinic
Density	6.5 g/cm³
Mohs Hardness	4-5
Thermal Conductivity	~3.5 W/m*K
Typical Doping Level	<20 at.%

Er:KYW Absorption and Emission Curve

Er:KYW Crystal Key Features

Strong absorption bandwidth near 1534 nm, corresponding to InGaAsP/InP laser diode emission
Broad emission bandwidth around 1600 nm
Customization available upon request

Er:KYW Crystal Applications

Eye-Safe Continuous-Wave (CW), Q-Switched, and Mode-Locked Lasers: Enables efficient laser emission in the 1570–1630 nm range for eye-safe applications.
Eye-Safe Waveguide Lasers: Supports compact and efficient laser designs for optical communication and sensing.
Telecommunication Systems: Ideal for optical fiber amplifiers and laser sources in long-distance communication networks.
Medical and Biomedical Applications: Used in non-invasive procedures and laser-based diagnostics due to its eye-safe emission.
Lidar and Remote Sensing: Provides safe and precise laser sources for atmospheric monitoring, ranging, and defense applications.

Er:KYW Crystal Packing And Shipping

Er:KYW (Erbium-Doped Potassium Yttrium Tungstate) 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 Er:KYW Crystal in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Laser Crystals products including Er:KYW (Erbium-Doped Potassium Yttrium Tungstate) 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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