Product Overview
We supply high-purity bismuth selenide (Bi₂Se₃) crystals from HQ Graphene, featuring exceptional quality as a three-dimensional topological insulator. These metallic-appearing crystals exhibit unique electronic properties with a bulk band gap of ~0.3 eV and van der Waals layered structure suitable for exfoliation into 2D layers for advanced research and device applications.
Specifications
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Purity: >99.995%
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Size: ~8 mm (0.6-0.8 cm typical)
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Color: Black gray metallic appearance
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Crystal Structure: Rhombohedral (R-3m)
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Unit Cell: a = b = 0.413 nm, c = 2.856 nm
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Angles: α = β = 90°, γ = 120°
Key Properties
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Topological Insulator: Protected surface conductive channels
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Band Gap: ~0.3 eV for bulk crystals
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Van der Waals Structure: Easy exfoliation to 2D layers
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High Electrical Conductivity: Superior surface charge transport
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Thermoelectric Properties: Energy conversion capability
Product Features
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Large flat surfaces for experimental measurements
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Ideal for surface science studies
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Suitable for quantum transport experiments
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High purity synthetic crystals
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Consistent crystalline quality
Applications
Quantum Research
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Topological insulator studies
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Quantum Hall effect research
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Quantum computing components
Energy Storage
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Sodium-ion battery electrodes
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Fast-charging battery materials
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Energy storage systems
Electronic Devices
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Topological insulator transistors
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Spintronic devices
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Quantum information processing
Optoelectronics
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Visible-infrared photodetectors
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Terahertz detection devices
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Broadband light absorption applications
Biomedical
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Photothermal therapy agents
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Cancer treatment nanoparticles
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Therapeutic drug delivery systems
Catalysis
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Photocatalytic degradation
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Environmental remediation
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Enhanced catalyst supports
Technical Advantages
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Superior surface conductivity
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Excellent exfoliation properties
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Broadband optical responsiveness
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Enhanced charge separation capability
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Compatible with various device architectures
Quality Assurance
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Crystalline structure verification
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Electrical property characterization
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Purity analysis certification
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Surface quality assessment
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Batch consistency testing
Contact Information
For technical specifications and ordering:
Email: Sales@maxnanotech.com





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