Ca₄CN₄ is a calcium cyanamide-based ceramic compound belonging to the family of nitride and cyanamide ceramics. This is primarily a research material of interest in advanced ceramics development, where it is being investigated for its potential hardness, thermal stability, and chemical resistance properties that could position it as an alternative to conventional nitride ceramics in extreme-environment applications. The material represents an emerging class of compounds that combine metallic cations with cyanamide groups, offering potential advantages in high-temperature or chemically aggressive environments where traditional oxides or simple nitrides may be limited.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.09736 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.916 | eV | DFT · OptB88vdW | ||
| ↳ | 3.313 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 5.452 | - | DFT · OptB88vdW | ||
| ↳ | 3.461 | - | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000785 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000532 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -141.5 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 397.9 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 2.200 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.053 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data