Composite Cathode Slurry (LSM:8YSZ=1:1), 1 kg | ATOMFAIRProduct Type: SOC composite cathode slurry
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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This document specifies the storage and handling constraints for the ATOMFAIR composite cathode slurry. Environmental control and proper sealing are required to prevent solvent evaporation, viscosity drift, and contamination.
- Storage Environment: Store the slurry in a cool, dry environment to prevent solvent evaporation and viscosity drift.
- Container Sealing: Keep the container tightly sealed at all times when not in use to prevent contamination and solvent loss.
- Substrate Compatibility: The slurry is intended for zirconia electrolyte substrates, so use only with compatible materials to ensure proper thermal expansion match and electrochemical performance.
- Contamination Prevention: Use clean tools and avoid introducing foreign particles to prevent contamination of the slurry.
Is the LSM:8YSZ composite cathode slurry compatible with 8YSZ electrolytes for solid oxide fuel cell applications?
Yes, this slurry is specifically formulated for high-temperature SOFCs operating on zirconia electrolytes. The 8YSZ phase provides ionic conduction within the electrode, and the thermal expansion coefficient closely aligns with 8YSZ electrolytes and anode supports, ensuring stable long-term operation.
What storage conditions are required to maintain the quality of this screen-printable cathode slurry?
Store the slurry in a cool, dry environment and keep containers tightly sealed when not in use. This prevents solvent evaporation, viscosity drift, and contamination, which are critical for maintaining the specified viscosity range of 2200–3000 mPa·s and fineness below 5 μm.
What is the typical solids content range for this LSM:8YSZ slurry and how does it affect electrochemical performance?
The solids content is 60–75 wt.%, which balances catalytic activity and ionic conduction. The LSM phase ensures catalytic activity and electronic conduction, while the 8YSZ phase supports ionic conduction, resulting in low polarization resistance and stable performance over extended stack operation.
This composite cathode slurry (LSM:8YSZ=1:1) offers balanced mixed ionic-electronic conduction and low polarization resistance for high-temperature SOFCs, but requires careful storage to maintain viscosity stability and is limited to zirconia electrolyte systems.
Positive
- Balanced mixed ionic-electronic conduction: The 1:1 ratio of LSM to 8YSZ provides both catalytic activity and ionic conduction, reducing polarization resistance and improving electrochemical efficiency in high-temperature SOFCs.
- Good thermal expansion match with 8YSZ: The slurry's thermal expansion coefficient closely aligns with that of 8YSZ electrolytes and anode supports, minimizing mechanical stress during thermal cycling and long-term operation.
Trade-offs
- Storage-sensitive viscosity and composition: The slurry must be stored in a cool, dry environment with tightly sealed containers to prevent solvent evaporation, viscosity drift, and contamination, which can affect screen-printing consistency.
- Application-specific to zirconia electrolytes: This formulation is optimized for high-temperature SOFCs operating on zirconia electrolytes; compatibility with other electrolyte materials or lower-temperature cells is not supported without modification.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
