Neodymium Hexaboride Powder NdB6 CAS 12008-23-0

NdB₆ is a rare-earth boride ceramic renowned for its exceptional electron emission properties, ultra-high hardness (HV ~27 GPa), and unique magnetic characteristics. This violet-black crystalline material serves critical functions in advanced electron optics, thermionic energy conversion, and quantum materials research.

Superior Emission Characteristics:
15% lower work function than tungsten (2.7 eV vs. 4.5 eV)
Stable emission current at 10⁻⁶ Torr
Thermal Performance:
Vapor pressure <10⁻⁷ Torr at 1700°C
Thermal shock resistance exceeds LaB₆
Manufacturing Precision:
Hot-pressed to >98% theoretical density
Single crystal growth via floating zone method

product details

Properties

- - Crystal Structure: Cubic (CsCl - type), Anisotropic electronic properties
    
    Density: 4.92 g/cm³, Lighter than conventional cathodes
    
    Melting Point: 2230°C, Superior thermal stability
    
    Work Function: 2.7 eV, Efficient electron emission
    
    Magnetic Ordering: Antiferromagnetic (TN = 8K), Quantum material applications
    
    Microhardness: 2500 - 2700 kg/mm², Extreme wear resistance

Products Usage

1. Electron Emission Systems:

High-brightness cathodes for electron microscopes (SEM/TEM)

Plasma generators for fusion research

2. High-Temperature Technology:

Heating elements for ultra-high vacuum systems

Molten metal containment components

3. Advanced Research:

Kondo physics studies (resistivity minimum at 15K)

Topological quantum material substrates

4. Defense Systems:

Infrared shielding coatings

Radar-absorbing materials

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.