Cd1Sb1Tl2
Cd1Sb1Tl2 is a thermodynamically stable, semimetallic inorganic compound characterized by its structural complexity and near-zero-gap electronic nature.
About Cd1Sb1Tl2
Cd1Sb1Tl2 is a thermodynamically stable inorganic compound that exists on the convex hull, indicating significant structural robustness. Its electronic character is defined as near-zero-gap, placing it in the category of semimetallic materials that bridge the gap between conductors and semiconductors.
This compound is notable for its structural diversity, with numerous reported configurations across material databases. Its unique composition of cadmium, antimony, and thallium makes it a subject of interest for fundamental studies in solid-state physics and materials science.
Key Properties
Cross-validated computational properties for Cd1Sb1Tl2, aggregated across 2 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 Cd1Sb1Tl2, 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. |
|---|---|---|---|---|---|
| C2/m (No. 12) | monoclinic | 0.04 | 0.0000 | -30.589 | 8.92 |
| C2/m (No. 12) | — | — | — | — | — |
| Pmm2 (No. 25) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| Pmmm (No. 47) | — | — | — | — | — |
| Pmmm (No. 47) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| R-3m (No. 166) | — | — | — | — | — |
| Pm (No. 6) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| P2/m (No. 10) | — | — | — | — | — |
| I-4m2 (No. 119) | — | — | — | — | — |
Applications
Where Cd1Sb1Tl2 is used.
Frequently Asked Questions
Common questions about Cd1Sb1Tl2, answered from cross-validated data.
What is Cd1Sb1Tl2?
Cd1Sb1Tl2 is a thermodynamically stable, semimetallic inorganic compound characterized by its structural complexity and near-zero-gap electronic nature.
What is Cd1Sb1Tl2 used for?
What is the band gap of Cd1Sb1Tl2?
Is Cd1Sb1Tl2 a metal, semiconductor, or insulator?
Is Cd1Sb1Tl2 thermodynamically stable?
What is the crystal structure of Cd1Sb1Tl2?
What is the density of Cd1Sb1Tl2?
How many polymorphs of Cd1Sb1Tl2 are known?
What elements does Cd1Sb1Tl2 contain?
Where does the data for Cd1Sb1Tl2 come from?
How It Compares
As a thermodynamically stable semimetallic phase, Cd1Sb1Tl2 serves as a distinct example of complex ternary systems. Without direct structural siblings in this specific class, it stands as a primary reference point for understanding the interplay between heavy metal elements and pnictogens in creating stable, low-gap electronic environments.
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).
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