MoS2Te2W
MoS2Te2W is a metastable, semimetallic quaternary chalcogenide compound composed of molybdenum, tungsten, sulfur, and tellurium.
About MoS2Te2W
MoS2Te2W is a complex quaternary chalcogenide that exhibits a near-zero-gap electronic character, placing it in the category of semimetallic materials. Its composition, involving molybdenum, tungsten, sulfur, and tellurium, suggests a sophisticated structural arrangement that balances multiple metallic and non-metallic elements.
As a metastable phase, this compound represents a fascinating subject for synthesis and characterization studies. Its existence across multiple reported structures highlights its significance in exploring the limits of phase stability within quaternary transition metal chalcogenide systems.
Key Properties
Cross-validated computational properties for MoS2Te2W, 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 MoS2Te2W, 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. |
|---|---|---|---|---|---|
| P3m1 (No. 156) | trigonal | 0.00 | 0.0720 | -24.150 | 5.20 |
| P-6m2 (No. 187) | hexagonal | 0.00 | 0.0723 | -24.150 | 5.19 |
| P-3m1 (No. 164) | trigonal | 0.00 | 0.0811 | -24.571 | 5.32 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.0812 | -24.571 | 5.33 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.0812 | -24.571 | 5.12 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.0818 | -24.571 | 4.27 |
| P-3m1 (No. 164) | trigonal | 0.00 | 0.0827 | -24.570 | 5.29 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.1148 | -24.538 | 5.07 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.1169 | -24.536 | 5.31 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.1170 | -24.536 | 5.08 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.1171 | -24.535 | 5.06 |
| P3m1 (No. 156) | trigonal | 0.00 | 0.1173 | -24.535 | 5.10 |
Applications
Where MoS2Te2W is used.
Frequently Asked Questions
Common questions about MoS2Te2W, answered from cross-validated data.
What is MoS2Te2W?
MoS2Te2W is a metastable, semimetallic quaternary chalcogenide compound composed of molybdenum, tungsten, sulfur, and tellurium.
What is MoS2Te2W used for?
What is the band gap of MoS2Te2W?
Is MoS2Te2W a metal, semiconductor, or insulator?
Is MoS2Te2W thermodynamically stable?
What is the crystal structure of MoS2Te2W?
What is the density of MoS2Te2W?
How many polymorphs of MoS2Te2W are known?
What elements does MoS2Te2W contain?
Where does the data for MoS2Te2W come from?
How It Compares
As a unique quaternary system, MoS2Te2W occupies a specialized niche within the broader landscape of transition metal chalcogenides. Unlike more common binary or ternary compounds, its complex stoichiometry allows for the fine-tuning of electronic properties, positioning it as a distinct candidate for research into semimetallic behavior in layered or bulk material architectures.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
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