TiTe2
semiconductor· TiTe2
TiTe2 is a layered transition metal dichalcogenide semiconductor composed of titanium and tellurium. This material belongs to an emerging class of two-dimensional semiconductors being investigated for next-generation electronics and optoelectronics, where its layered structure enables mechanical exfoliation into ultrathin sheets with potentially enhanced electronic properties compared to bulk forms. While primarily a research material rather than an established commercial compound, TiTe2 is of interest to engineers exploring alternatives to conventional semiconductors for applications requiring tunable bandgap, high carrier mobility, or integration into flexible and van der Waals heterostructure devices.
2D semiconductor researchFlexible electronicsOptoelectronic devicesvan der Waals heterostructuresThermoelectric applicationsExperimental photovoltaics
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 2,558.4 | ksi | — | ||
| ↳ | 4,980.6 | ksi | — | ||
Exfoliation Energy(Eexf) | 109.8 | meV/atom | — | ||
Poisson's Ratio(ν) | 0.2400 | - | — | ||
Shear Modulus(G)2 entries | 1,806.4 | ksi | — | ||
| ↳ | 3,148.8 | ksi | — |
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) | 0.2211 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 100.7 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -7.843 | 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) | 0.00900 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.7194 | 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.