CdCN2 is a cadmium carbodiimide ceramic compound, a rare-earth-free nitride-based material belonging to the class of metal carbodiimides. This material is primarily of research and developmental interest, investigated for its potential as a wide-bandgap semiconductor or photocatalytic compound, particularly in contexts where cadmium's electronic and optical properties can be leveraged without relying on rare-earth dopants. Engineers and materials scientists explore cadmium carbodiimides in applications requiring non-toxic alternatives to some toxic semiconductors, though cadmium toxicity itself remains a design constraint in most industrial applications.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 101.4 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.3900 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 28.21 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.703 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 2.341 | eV | DFT · OptB88vdW | ||
| ↳ | 3.928 | eV | DFT · TBmBJ | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 19.89 | - | DFT · OptB88vdW | ||
| ↳ | 8.319 range 4.593–12.04median of 2 measurements | - | DFT · PBEsol | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 4.839 | - | DFT · OptB88vdW | ||
| ↳ | 3.595 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 0.7833 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 0.9000 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.00243 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00461 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -252.1 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 383.3 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 0.06000 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04850 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | 0.03745 | 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