Ridgehart Single-Layer Graphene Powder (Physical Method) – Ultra-High Purity & 80% Monolayer Ratio 0.8nm

Ridgehart Single-Layer Graphene Powder is a high-quality nanocarbon material produced using a physical (non-chemical) exfoliation process, ensuring minimal contamination and exceptionally pure graphene sheets. With a verified single-layer content of ~80%, thickness of ~0.8 nm, and flake diameters ranging from 0.5–5 μm, this product is engineered for advanced research and industrial applications in energy storage, sensors, composites, catalysis, adsorption, and biomedicine. Purity confirmed at ~99 wt%, with structural and elemental integrity proven through TEM, HRTEM, XRD, XPS, and BET analysis.

Technical Specifications:

Material Composition & Structure:

• Purity: ~99 wt% (XPS confirmed)
• Synthesis Method: Physical exfoliation method (non-chemical)
• Lateral Diameter: 0.5–5 μm (TEM/AFM)
• Thickness: ~0.8 nm (HRTEM/AFM)
• Single-Layer Ratio: ~80% (AFM verified)

Characterization Methods Used:

• TEM (Transmission Electron Microscopy)
• HRTEM (High-Resolution TEM)
• AFM (Atomic Force Microscopy)
• XRD (X-ray Diffraction)
• XPS (X-ray Photoelectron Spectroscopy)
• BET (Nitrogen adsorption surface area analysis)

Material Characteristics:

• High Monolayer Content (~80%): Ensures excellent electron transport, mechanical reinforcement, and high surface reactivity needed for energy and sensing applications.
• Ultra-Thin (~0.8 nm): Thickness corresponds closely to true single-layer graphene, enabling exceptional mechanical flexibility and conductivity. 
• Large Lateral Size (0.5–5 μm): Ideal for composite reinforcement, conductive coatings, and membrane applications requiring high aspect ratio graphene sheets.
• Non-Chemical, Physical-Method Production: Avoids oxidation, structural damage, or chemical contamination—providing more pristine graphene with intact sp² carbon structure.
• High Purity (~99 wt%): Ensures reproducible performance and minimal interference in electronic, electrochemical, or biomedical systems.  

Key Advantages:

• High electrical conductivity for sensors, batteries, and supercapacitors
• Excellent mechanical strength and flexibility
• Large-surface-area graphene for adsorption and catalysis
• Good dispersibility in compatible solvents and polymer matrices
• Low defect content due to physical exfoliation method
• Strong reinforcement effects in polymer and ceramic composites

Storage Conditions:

• Store sealed, dry, and protected from light
• Keep at normal room temperature
• Maximum recommended shelf life: 6 months

Application Uses: 

• Electrochemical Sensors: Monolayer graphene provides high electron mobility and surface sensitivity, ideal for gas sensors, biosensors, and chemical detectors. Supercapacitors & Energy Storage: Large surface area and high conductivity improve capacitance, charge transfer, and overall device performance.
• Battery Materials: Used in lithium-ion, sodium-ion, and next-generation battery systems to enhance conductivity and electrode stability.
• Adsorption & Environmental Purification: Pristine graphene surface supports high adsorption capacities for pollutants, dyes, and heavy metals.
• Nanocomposites & Reinforcement: Improves mechanical strength, flexibility, conductivity, and thermal resistance of polymers, coatings, and ceramics. 
• Biological & Biomedical Research: Suitable for certain biological applications where monolayer graphene is needed for imaging, sensing, or biocompatible composites.