Ytterbium Fluoride Powder (YbF₃)

Specification of YbF₃ Powder

Chemical Name: Ytterbium(III) Fluoride
Chemical Formula: YbF₃
CAS Number: 13760‑80‑0
Molecular Weight: 230.04 g/mol
Appearance: White to off‑white powder, crystalline form
Typical Purity Grades: ≥ 99.9%, up to ≥ 99.99% (trace metals basis)
Density (Theoretical): ~8.20 g/cm³ at 25 °C
Melting Point: Approx. 1,157 °C
Crystal Structure: Orthorhombic (YF₃‑type)
Solubility: Insoluble in water; soluble when reacted with strong acids or bases
Typical Particle Size / Form: Powder form; various size distributions (custom sizing available)
Packaging & Handling: Packed under inert atmosphere or vacuum‑sealed; store in dry, cool environment to avoid moisture uptake

Additional Notes

• YbF₃ of high purity (≥ 99.9 %) is the preferred material for vacuum deposition (evaporation/sputtering) and optical or fiber‑doping applications.

• Given its high melting point and density, YbF₃ is suitable for demanding environments where high thermal stability and consistent stoichiometry are required.

• Custom purity levels, particle size distributions and packaging formats can be specified to match system requirements in optics, thin‐film deposition or fiber doping.

Advantages of Ytterbium Fluoride (YbF₃) Powder

• Ytterbium fluoride powder delivers exceptional performance in optical and vacuum‑coating systems, owing to its robust crystallinity, high refractive index and low optical loss characteristics. Its wide transparency window and stable fluoride chemistry make it an ideal material for precision coatings in IR optics, antireflection layers and laser‑grade thin film stacks.

• Moreover, YbF₃ exhibits excellent thermal and chemical stability, which supports long‑term durability in high‑vacuum deposition or demanding optical environments. It remains essentially insoluble in water and resists moisture‐induced degradation—vital qualities for high‑reliability film systems in aerospace, defense and photonics.

• In addition, thanks to its engineered purity and particle size consistency, this powder enables superior thin‑film uniformity and reproducibility. This enhances performance in sputtering and evaporation source applications where film defect density, stoichiometric control and deposition repeatability are critical. Technical users gain confidence that the resulting coatings will meet demanding specifications in optical and electronic devices.

• Lastly, YbF₃ powder is versatile in advanced material systems: it can serve as a feedstock for doped glass, fiber amplifiers, infrared coatings and specialty ceramic composites. Its compatibility with rare‑earth environments and tailored purity levels support application‑specific customization for high‑end industries such as laser optics, fiber communications and precision instrumentation.