Cd2I7Tl3
Cd2I7Tl3 is a thermodynamically stable semiconducting compound composed of cadmium, iodine, and thallium.
About Cd2I7Tl3
Cd2I7Tl3 is a complex inorganic compound characterized by its semiconducting electronic nature. As a thermodynamically stable material residing on the convex hull, it represents a robust structural arrangement of cadmium, iodine, and thallium atoms.
Its stability and electronic profile make it a subject of interest for researchers investigating specialized semiconductor materials. The compound is documented across multiple structural databases, reflecting its well-defined crystalline identity within the broader landscape of metal halides.
Key Properties
Cross-validated computational properties for Cd2I7Tl3, aggregated across 4 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 Cd2I7Tl3, 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. |
|---|---|---|---|---|---|
| Pbam (No. 55) | orthorhombic | 1.83 | 0.0000 | -2.489 | 5.92 |
| — | — | — | — | — | 4.32 |
| — | — | — | — | — | — |
| Pbam (No. 55) | — | — | — | — | — |
Applications
Where Cd2I7Tl3 is used.
Frequently Asked Questions
Common questions about Cd2I7Tl3, answered from cross-validated data.
What is Cd2I7Tl3?
Cd2I7Tl3 is a thermodynamically stable semiconducting compound composed of cadmium, iodine, and thallium.
What is Cd2I7Tl3 used for?
What is the band gap of Cd2I7Tl3?
Is Cd2I7Tl3 a metal, semiconductor, or insulator?
Is Cd2I7Tl3 thermodynamically stable?
What is the crystal structure of Cd2I7Tl3?
What is the density of Cd2I7Tl3?
How many polymorphs of Cd2I7Tl3 are known?
What elements does Cd2I7Tl3 contain?
Where does the data for Cd2I7Tl3 come from?
How It Compares
As a unique ternary halide, Cd2I7Tl3 occupies a distinct position in materials science where its thermodynamic stability distinguishes it as a reliable candidate for further experimental characterization compared to less stable or metastable phases in the broader class of metal-thallium-iodide systems.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- alexandria — Data from alexandria.
- nomad — Data from NOMAD. Cite: Draxl & Scheffler, J. Phys. Mater. 2, 036001 (2019).
Analyze Cd2I7Tl3 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →