TlCdS2
semiconductor· TlCdS2
TlCdS₂ is a ternary semiconductor compound combining thallium, cadmium, and sulfur, belonging to the I-III-VI₂ family of chalcogenide semiconductors. This material is primarily of research and developmental interest for infrared optoelectronic applications, where its direct bandgap and optical properties make it a candidate for detectors and emitters in the infrared spectrum. Engineers consider such ternary chalcogenides when seeking alternatives to binary semiconductors with tunable bandgap, improved lattice matching for heterostructures, or specific absorption characteristics unavailable in more common materials like CdS or CdTe.
infrared detectorsoptoelectronic researchnarrow-bandgap semiconductorsphotovoltaic developmentspectroscopy applicationsexperimental compound semiconductors
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 7,906 | ksi | — | ||
Poisson's Ratio(ν) | 0.3700 | - | — | ||
Shear Modulus(G) | 2,490.3 | ksi | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2457 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.500 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 6.670 | 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) | 0.1220 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.3689 | 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.