Samarium Hexaboride Powder SmB6 CAS 12008-30-9

SmB₆ is a topological Kondo insulator exhibiting extraordinary electronic properties at cryogenic temperatures. This black crystalline material demonstrates a unique combination of bulk insulating behavior and surface conductivity, making it invaluable for quantum computing research, advanced electronics, and correlated electron systems studies.

Quantum Phenomenon:
Surface conduction dominates below 5K
Protected edge states for qubit applications
Material Purity:
99.99% purity single crystals available
Residual resistivity ratio >100
Experimental Versatility:
Cleavable along (100) planes
Compatible with MBE thin film growth

product details

Properties

- - Crystal Structure: Cubic (CsCl-type), with (a=4.13 Å)
    
    Density: 5.06 g/cm³, showing Heavy fermion behavior
    
    Activation Gap: 3 - 5 meV, related to Topological surface states
    
    Electrical Resistivity: 10⁵ Ω·cm @4K (bulk), indicating Bulk insulator/surface conductor
    
    Magnetic Susceptibility: 0.02 emu/mol @2K, suggesting Kondo lattice formation
    
    Microhardness: 2700 kg/mm², possessing Ultra-wear resistant property

Products Usage

1. Quantum Materials Research:

Prototype topological Kondo insulator

Strongly correlated electron systems

2. Cryogenic Electronics:

Low-noise sensors (<1K operation)

Quantum interference devices

3. Surface Science:

2D conduction layer studies

Helical spin texture investigations

4. Neutron Absorption:

Thermal neutron capture cross-section: 6,800 barns

Packing:

Our normal packaging is 25kgs/Drum

The packaging can be customized. the shipping term can be by sea, by air, and sample or small quantity can be shipped by DHL, FEDEX, EMS and TNT.

Remark: Chemical composition and size can be optimized by the customers' requirements 固体通用s27

Conditions for safe storage, including any incompatibilities

Separated from ammonia, strong hydrogen peroxide solutions and strong acids.

Safety Protection

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.