TaCu3S4
semiconductor· TaCu3S4
TaCu₃S₄ is a ternary tantalum-copper sulfide compound that functions as a semiconductor material. This material belongs to the family of transition metal chalcogenides and remains primarily in the research and development phase, where it is being investigated for its electronic and photonic properties. Interest in this compound stems from its potential to combine the properties of tantalum and copper sulfides for applications requiring semiconducting behavior in demanding or niche environments.
photovoltaic researchthermoelectric devicessolid-state electronicscatalytic applicationsemerging semiconductor researchthin-film deposition studies
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | — | Pa | — | — | |
| ↳ | — | Pa | — | — | |
Poisson's Ratio(ν) | — | - | — | — | |
Shear Modulus(G)2 entries | — | Pa | — | — | |
| ↳ | — | Pa | — | — |
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 | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | — | eV | — | — | |
| ↳ | — | eV | — | — | |
Dielectric Constant (Relative Permittivity)(εr)3 entries | — | - | — | — | |
| ↳ | — | - | — | — | |
| ↳ | — median of 2 measurements | - | — | — | |
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | — | |
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Piezoelectric Modulus(eij)2 entries | — | C/m² | — | — | |
| ↳ | — | C/m² | — | — | |
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | — | |
Seebeck Coefficient(S) | — | 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) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
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.