Description
ATOMFAIR® SILICON/CARBON (SI/C) ANODE ELECTRODERESEARCH GRADE MATERIAL
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TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
EMAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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This document details the handling and environmental constraints for the Atomfair Silicon/Carbon anode electrode. Observing these constraints is critical to maintain electrode structural integrity and electrochemical performance.
- Moisture Sensitivity: Store the electrode in the sealed aluminum laminated bag with desiccant and open only in an inert atmosphere to prevent moisture absorption.
- Volume Expansion: Account for less than 30% volume expansion during cycling, which may induce stress at the electrode-electrolyte interface.
- Compaction Density: Maintain the fixed compaction density of 1.0 g/cc during cell assembly to avoid delamination or cracking of the coating.
- Foil Delicacy: Handle the 6μm copper foil current collector with extreme care to prevent tearing or creasing during electrode manipulation.
- Active Material Adhesion: Avoid excessive bending or flexing of the electrode to prevent detachment of the silicon-carbon composite from the copper substrate.
How does the 1350 mAh/g specific capacity of the Si/C anode impact cycling stability compared to standard graphite anodes?
The Si/C anode delivers 1350 mAh/g specific capacity, significantly exceeding conventional graphite, while maintaining >80% capacity retention after 500 cycles at 0.5C rate. The silicon-carbon composite is engineered to limit volume expansion to <30%, mitigating the capacity fade typically associated with high-silicon-content anodes.
What electrolyte systems are compatible with this Si/C anode electrode, and does it require calendering prior to use?
The electrode is compatible with standard electrolytes and is supplied in a dry uncalendered format. Custom areal densities and pre-lithiation options are available upon request to accommodate specific integration requirements.
What storage conditions and handling precautions are necessary for the Si/C anode due to its 6μm copper foil and Si/C composite?
The electrodes are packaged in an aluminum laminated bag with desiccant to protect against moisture; inert gas packaging is optional for enhanced stability. The ultra-thin 6μm copper foil requires careful handling to avoid tearing or creasing during cell assembly.
This Si/C anode electrode offers 1350 mAh/g capacity on 6μm copper foil with <30% expansion and >80% capacity retention after 500 cycles, but it is supplied dry uncalendered and moisture-sensitive, requiring careful handling and optional inert gas packaging for long-term stability.
Positive
- High Specific Capacity 1350 mAh/g: Provides up to 1350 mAh/g specific capacity, significantly exceeding conventional graphite anodes, enabling higher energy density in lithium-ion cells.
- Low Volume Expansion <30%: Silicon-carbon composite limits volume change to under 30% during cycling, contributing to >80% capacity retention after 500 cycles at 0.5C rate.
Trade-offs
- Dry Uncalendered Format: Supplied as a dry uncalendered electrode, requiring careful handling and potentially additional calendering steps to optimize porosity and mechanical integrity for cell assembly.
- Moisture-Sensitive Packaging: Packaged in aluminum laminated bags with desiccant, indicating sensitivity to moisture; optional inert gas packaging is needed for extended storage or high-humidity environments.
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). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).





