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Novel Activated Carbon for Supercapacitors – 500 g Package
Product Type: Supercapacitor Activated Carbon
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For material selection, package selection and specification confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
How does the narrow pore size distribution (2.4-3.2 nm) of this activated carbon affect its rate capability and capacitance retention in supercapacitors compared to carbons with larger mesopores?
The narrow pore size (2.4-3.2 nm) is optimized for high surface area (~2500 m²/g) and pore volume (0.3-0.7 cm³/g), which enhances specific capacitance but may limit ion transport at high charge/discharge rates. The micropore-dominant structure favors double-layer formation with small electrolyte ions, but larger ions or faster rates can suffer from diffusion limitations. This trade-off is typical for high-surface-area carbons in supercapacitor applications.
What electrode fabrication considerations are necessary when using this 1-10 µm particle size activated carbon for slurry-based supercapacitor electrodes?
With a particle size of 1-10 µm (SEM), this carbon is suitable for standard slurry coating, but the fine particulates require optimized binder ratios and dispersion techniques to avoid agglomeration. The low apparent density (0.13-0.15 g/cm³) and tap density (0.25-0.29 g/cm³) necessitate careful solvent selection and mixing to achieve homogeneous electrode films. The neutral pH (6.0-7.0) is compatible with common binders like PVDF or PTFE.
What storage and handling precautions are recommended for this high-surface-area activated carbon powder to prevent moisture adsorption and performance degradation?
Given its high surface area (~2500 m²/g) and fine particle size (1-10 µm), this carbon is hygroscopic and should be stored in airtight containers under a dry, inert atmosphere to prevent moisture uptake and oxidation. The neutral pH (6.0-7.0) indicates no extreme acidity, but the low bulk density makes it prone to dusting; use appropriate fume hoods and personal protective equipment during handling. Avoid prolonged ambient exposure to maintain the specified pore structure and purity.
This 500 g package of supercapacitor-grade activated carbon offers high surface area (~2500 m²/g) and optimized mesopore structure (2.4–3.2 nm) for EDLC electrodes, but its low apparent density (0.13–0.15 g/cm³) and broad particle size distribution (1–10 µm) require careful slurry formulation and handling to achieve uniform coatings and competitive volumetric capacitance.
Positive
- High specific surface area: With ~2500 m²/g, this activated carbon provides abundant electrode–electrolyte interface, directly enhancing gravimetric capacitance in supercapacitor devices.
- Optimized mesopore size range: Pore diameters of 2.4–3.2 nm are well-suited for organic electrolyte ion transport, balancing ion accessibility and charge storage density.
Trade-offs
- Low apparent density: Apparent density of 0.13–0.15 g/cm³ indicates a highly porous structure that may lead to poor packing, increased binder demand, and reduced volumetric capacitance in fabricated electrodes.
- Broad particle size distribution: Particle sizes spanning 1–10 µm can cause inconsistent slurry rheology and coating uniformity, requiring optimization of dispersion and deposition parameters.
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).
