Prussian Blue Cathode Material Sodium Battery Long Cycle High Capacity
Product Overview
Prussian Blue (Na₂Fe[Fe(CN)₆]), provided by Xwell, is a research-grade cathode material designed for sodium-ion battery (SIB) applications. Its open framework structure enables fast Na⁺ ion diffusion, while the iron-cyanide composition ensures low-cost and high stability. This battery-grade powder is ideal for academic research and prototype development.
Key Specifications
| Parameter |
Description |
| Product Name |
Prussian Blue (PB) |
| Chemical Formula |
Na₂Fe[Fe(CN)₆] |
| Form |
Fine powder |
| Application |
Sodium-ion battery cathode material |
| Purity |
Battery grade (≥99%) |
| Quality Standard |
Research-grade (for university labs) |
Features & Advantages
-
Structural Benefits:
- Cubic crystal framework (Fm-3m space group) with large interstitial sites for rapid Na⁺ insertion/extraction.
- Theoretical capacity: ~170 mAh/g (V₃⁺/V⁴⁺ redox couple).
-
Performance Highlights:
- High ionic conductivity: 10⁻¹⁰–10⁻¹¹ cm²/s Na⁺ diffusion coefficient.
- Excellent cyclability: Minimal phase change during charge/discharge.
-
Manufacturing Edge:
- Synthesized via room-temperature co-precipitation for batch consistency.
- Low impurity levels (<1% lattice water).
Applications
- Academic Research: Electrode formulation optimization.
- Prototype Batteries: Coin/pouch cell testing.
- Comparative Studies: Benchmarking against other SIB cathodes.
