TlF is an ionic ceramic compound composed of thallium and fluorine, belonging to the halide ceramic family. It is primarily of research interest for optics and specialized photonic applications where its transparency to infrared radiation and relatively high density make it suitable for specialized windows and lenses in analytical instruments. While not yet widely deployed in mainstream engineering applications, TlF represents an emerging material in the halide ceramic family with potential in infrared spectroscopy and thermal imaging systems, though toxicity concerns around thallium limit its adoption compared to alternative fluoride ceramics like CaF₂ or BaF₂.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 3,050.1 | ksi | — | ||
Exfoliation Energy(Eexf) | 66.56 | meV/atom | — | ||
Poisson's Ratio(ν) | 0.3200 | - | — | ||
Shear Modulus(G) | 1,357.6 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.3077 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 3.097 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)3 entries | 20.91 | - | — | ||
| ↳ | 32.64 | - | — | ||
| ↳ | 32.11 range 4.730–59.49median of 2 measurements | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 1.960 | C/m² | — | ||
| ↳ | 0.000 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -224.3 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01360 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -1.687 | eV/atom | — | ||
| ↳ | -1.832 | eV/atom | — |