Niobium Containing LLZTO Tantalum Niobium Co Doped Lithium Lanthanum Zirconium Oxygen 500nm
Model:LLZTO500nm
Chemical Formula:Li₇₋ₓLa₃Zr₂₋ₓ(Nb,Ta)ₓO₁₂ (x=0.2-0.7)
Packaging:Glass bottle + vacuum-sealed aluminum bag
Crystal Structure:Cubic garnet (Ia-3d)
Particle Size (D50):300 nm (±50 nm)
Purity:≥99.9%
Ionic Conductivity:0.8-3 mS/cm (25°C)
Appearance:White free-flowing powder
MOQ: 10g
Leading time: 5-7 working days
Niobium-containing LLZTO Tantalum-niobium Co-doped Lithium Lanthanum Zirconium Oxygen Solid Electrolyte (500nm) Battery Material
Product Overview
Xwell‘s niobium-tantalum co-doped LLZTO is a high-performance cubic garnet electrolyte (500nm particle size) designed for next-generation solid-state lithium batteries. This white powder material delivers >0.8 mS/cm ionic conductivity at room temperature while maintaining exceptional stability with both cathode and anode materials.
Key Specifications
| Property | Specification |
|---|---|
| Chemical Formula | Li₇₋ₓLa₃Zr₂₋ₓ(Nb,Ta)ₓO₁₂ (x=0.2-0.7) |
| Crystal Structure | Cubic garnet (Ia-3d) |
| Particle Size (D50) | 500 nm (±50 nm) |
| Purity | ≥99.9% |
| Ionic Conductivity | >0.8 mS/cm (25°C) |
| Appearance | White free-flowing powder |
| Packaging | Glass bottle + vacuum-sealed aluminum bag |
Material Advantages
- Enhanced Conductivity
- Nb/Ta co-doping stabilizes cubic phase for 3× higher conductivity than undoped LLZO
- Low grain boundary resistance (<10 Ω·cm² after sintering)
- Electrode Compatibility
- Chemically stable with NCM cathodes (up to 4.3V)
- Minimal reaction with lithium metal anodes
- Processing Flexibility
- Suitable for dry pressing (300-500 MPa) or tape casting
- Can be re-dispersed via ball milling if agglomerated
Storage & Handling
| Attribute | Specification |
|---|---|
| Shelf Life | 12 months (unopened) |
| Storage Conditions | Dry environment (<30% RH) |
| Re-sealing | Required after each use |
Key Notes:
• Always handle in moisture-controlled environments
• Recommended sintering temperature: 900-1100°C
• Compatible with Li₆.₄La₃Zr₁.₄Ta₀.₆O₁₂ formulations
Applications
- All-solid-state lithium batteries (ASSLBs)
- Hybrid solid-liquid electrolyte systems
- Thin-film battery research
Custom doping ratios (x=0.2-0.7) and particle size distributions available upon request.