Samarium Boride (CAS 12008-30-9): Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
Chemical Formula: SmB6
CAS Number: 12008-30-9
Appearance: Dark crystalline solid
Purity Grade: 99.5%-99.99% (Industrial to Research Grade)
| Parameter | Samarium Boride | Lanthanum Boride | Neodymium Boride |
|---|---|---|---|
| Melting Point | 2580°C | 2715°C | 2540°C |
| Density | 5.72 g/cm³ | 4.76 g/cm³ | 7.08 g/cm³ |
| Electrical Conductivity | Semiconductor | Conductor | Insulator |
2. Key Applications & Use Cases
2.1 Electron Emission Sources
Samarium Boride’s low work function (2.7 eV) makes it ideal for:
- Scanning Electron Microscopy (SEM) cathodes
- High-power microwave devices
2.2 Thermoelectric Materials
Demonstrates ZT value of 0.8 at 300K for:
- Waste heat recovery systems
- Spacecraft thermal management
3. Industrial Implementation Scenarios
3.1 Aerospace Component Coating
Implementation Process:
- Substrate preparation (AlSi10Mg alloy)
- Plasma spray deposition (150-200 µm thickness)
- Post-coating annealing (850°C, Ar atmosphere)
3.2 Semiconductor Manufacturing
Critical parameters for diffusion barriers:
- Leakage current < 1nA/cm² at 5V
- Adhesion strength ≥ 80 MPa
4. Verified Customer Case Studies
Case Study 1: European Electronics Manufacturer
Challenge: Cathode degradation in MEMS production
Solution: SmB6 coating applied via magnetron sputtering
Results: 400% lifespan improvement vs LaB6
Case Study 2: Asian Research Consortium
Objective: Quantum computing substrate development
Implementation: SmB6/GaN heterostructure fabrication
Outcome: Achieved 15K topological insulator state
5. Technical Inquiry & Consultation
Contact our material science specialists for:
- Custom particle size optimization (50nm-20µm)
- Bulk purchasing (MOQ: 100g)
- Surface modification services
Email: info@vivalr.com
Phone: (86) 15866781826
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