Ga2Te4Tl2
Ga2Te4Tl2 is a thermodynamically stable semiconducting material composed of gallium, tellurium, and thallium.
About Ga2Te4Tl2
Ga2Te4Tl2 is a complex ternary chalcogenide that exhibits semiconducting electronic behavior. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural configuration within the gallium-tellurium-thallium system.
Its structural complexity is highlighted by multiple documented configurations across various databases, marking it as a subject of interest for researchers investigating specialized semiconductor materials. The compound's stability suggests potential for integration into functional electronic devices where consistent material performance is required.
Key Properties
Cross-validated computational properties for Ga2Te4Tl2, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Reported Structures
Lowest-energy structures reported for Ga2Te4Tl2, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| I4/mcm (No. 140) | tetragonal | 0.56 | 0.0000 | -3.500 | 6.92 |
| I4/mcm (No. 140) | — | — | — | — | — |
| I4/mcm (No. 140) | — | — | — | — | — |
| I4/mcm (No. 140) | — | — | — | — | — |
| I4/mcm (No. 140) | — | — | — | — | — |
| I4/mcm (No. 140) | — | — | — | — | — |
| I4/mcm (No. 140) | — | — | — | — | — |
| — | — | — | — | — | 6.11 |
Applications
Where Ga2Te4Tl2 is used.
Frequently Asked Questions
Common questions about Ga2Te4Tl2, answered from cross-validated data.
What is Ga2Te4Tl2?
Ga2Te4Tl2 is a thermodynamically stable semiconducting material composed of gallium, tellurium, and thallium.
What is Ga2Te4Tl2 used for?
What is the band gap of Ga2Te4Tl2?
Is Ga2Te4Tl2 a metal, semiconductor, or insulator?
Is Ga2Te4Tl2 thermodynamically stable?
What is the crystal structure of Ga2Te4Tl2?
What is the density of Ga2Te4Tl2?
How many polymorphs of Ga2Te4Tl2 are known?
What elements does Ga2Te4Tl2 contain?
Where does the data for Ga2Te4Tl2 come from?
How It Compares
As a unique ternary phase, Ga2Te4Tl2 serves as a distinct example of how gallium, tellurium, and thallium combine to form stable semiconducting architectures, representing a specialized niche within the broader landscape of chalcogenide materials.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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