TaS2
ceramic· TaS2
Tantalum disulfide (TaS2) is a layered transition metal dichalcogenide ceramic compound that belongs to the family of two-dimensional materials with weak van der Waals bonding between atomic layers. While primarily a research material rather than an established commercial ceramic, TaS2 is investigated for applications requiring low-dimensional electronic properties, including thin-film electronics, energy storage devices, and catalytic applications. Its layered structure makes it particularly notable for exfoliation into ultrathin nanosheets, positioning it as a promising candidate for next-generation nanoelectronic and electrochemical devices where conventional bulk ceramics are impractical.
2D nanomaterial researchThin-film electronicsEnergy storage electrodesCatalytic applicationsNanosheet exfoliationExperimental semiconductor devices
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 66.20 | GPa | — | ||
Exfoliation Energy(Eexf) | 78.46 | meV/atom | — | ||
Poisson's Ratio(ν) | 0.2400 | - | — | ||
Shear Modulus(G) | 41.04 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 6.906 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 20.50 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -9.567 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000100 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -1.223 | eV/atom | — | ||
| ↳ | -1.146 | eV/atom | — |
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
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.