Tl4 Bi4 P8 S28
semiconductor· Tl4 Bi4 P8 S28
Tl₄Bi₄P₈S₂₈ is a quaternary chalcogenide semiconductor compound combining thallium, bismuth, phosphorus, and sulfur—a class of materials known for ionic-covalent bonding and tunable electronic properties. This is a research-stage material studied primarily in the context of advanced semiconductors and solid-state physics; compounds in this family are investigated for potential applications in optoelectronics, thermoelectrics, and radiation detection where layered or complex crystal structures can offer band-gap engineering advantages over conventional semiconductors.
experimental semiconductorsthermoelectric materials researchoptoelectronic devices developmentradiation detectorssolid-state physics researchchalcogenide photonics
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
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.