Overview
| brand | Dihedron | model | RLF-01 |
| Batch number | 23385HJ | encapsulation | PA |
| packing | box-packed | Minimum packaging quantity | one |
| name | Rare earth ions doped Lutetium(III) fluoride lithium (RE: LiLuF4) | crystal structure | Sifang |
| Lattice constant | A=5.16 Å c=10.85 Å | density | 6.19 (g/cm3) |
| Mohs scale hardness | five | melting point | 850 ℃ |
| Thermal conductivity | a: 5.0 w/(mK); c: 6.3W (mK) | specific heat | 0.53J/g.K |
| Refractive index temperature coefficient | a: -6.0x10-6K-1; c: 3.6X10-6K-1 (C) | RI@1064nm | one point four seven |
Product Details
Rare earth doped Yttrium lithium fluoride (RE: LiYF4) is a kind of laser crystal with unique properties, such as high laser damage threshold, large emission cross section and wide tuning range. It has been widely studied and optimized for laser applications in different fields.
RE: LiYF4 crystal is composed of lithium (Li+), yttrium (Y3+), and fluorine (F -) ions, and rare earth dopants such as ytterbium (Yb), thulium (Tm), holmium (Ho), Tm+Ho, or praseodymium (Pr) are doped into the lattice. The crystal structure is Tetragonal crystal system, belonging to Space group I41/a.
Due to the unique performance and advantages of RE: LiYF4 crystal, its use in laser applications is expected to increase in the future. The ongoing research focuses on developing new rare earth dopants and optimizing the performance of crystals for specific laser applications. RE: LiYF4 crystal is expected to find new applications in fields such as laser communication, remote sensing, and military applications.
application
RE: LiYF4 crystal is used for various laser applications, such as medical laser systems, Spectroscopy and scientific research. It is also used as a gain medium for tunable solid-state lasers and as a frequency doubling crystal in high-power laser systems.
characteristic
RE: LiYF4 crystal has several key characteristics and advantages that make it attractive for laser applications. This includes:
-Low absorption loss in the ultraviolet spectral region
-Low nonlinear refractive index and thermal optical constant
-The temperature coefficient of Negative refraction index can offset the thermal distortion, so as to output high beam quality laser
-Compared with YAG crystal, the Slope efficiency is higher and the threshold is lower
-Better thermal stability than YAG crystals, lower phonon energy, and longer fluorescence lifetime
-High laser damage threshold is beneficial for high-power laser operation
-Large emission cross-section
-Wide tunable range, capable of doping different rare earth ions, which can broaden the tunable range of lasers
-Low quantum defects mean that a high percentage of pump energy is converted into laser radiation
