CdCN2
ceramic· CdCN2
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.
experimental photocatalystswide-bandgap semiconductorsresearch optoelectronicsenvironmental remediation (research phase)materials science investigation
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 101.4 | GPa | — | ||
Poisson's Ratio(ν) | 0.3900 | - | — | ||
Shear Modulus(G) | 28.21 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.703 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.341 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 19.89 | - | — | ||
| ↳ | 8.319 range 4.593–12.04median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -252.1 | µV/K | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04850 | eV/atom | — | ||
Formation Energy(ΔHf) | 0.03745 | eV/atom | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.