InMgTe2
InMgTe2 is a thermodynamically stable semiconducting material investigated for its potential role in advanced phase-change memory technologies.
About InMgTe2
InMgTe2 is a semiconducting compound that occupies a stable position on the convex hull, indicating robust thermodynamic favorability. As a member of the phase-change memory material class, it possesses the structural characteristics necessary for reversible state transitions, which are essential for high-speed, non-volatile data storage technologies. Its unique elemental composition allows for distinct electronic behavior compared to more traditional chalcogenide alloys. The material is currently a subject of interest for researchers seeking to optimize the performance and longevity of next-generation memory devices. Its stability makes it a reliable candidate for further experimental investigation into its switching kinetics and structural dynamics.
Key Properties
Cross-validated computational properties for InMgTe2, 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 InMgTe2, 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. |
|---|---|---|---|---|---|
| I-4 (No. 82) | tetragonal | 1.48 | 0.0000 | -3.536 | 4.52 |
| I-42m (No. 121) | tetragonal | 1.04 | 0.0048 | -3.531 | 4.54 |
| R-3m (No. 166) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| — | — | — | — | — | 5.21 |
| — | — | — | — | — | 5.49 |
| — | — | — | — | — | 5.96 |
Applications
Where InMgTe2 is used.
Frequently Asked Questions
Common questions about InMgTe2, answered from cross-validated data.
What is InMgTe2?
InMgTe2 is a thermodynamically stable semiconducting material investigated for its potential role in advanced phase-change memory technologies.
What is InMgTe2 used for?
What is the band gap of InMgTe2?
Is InMgTe2 a metal, semiconductor, or insulator?
Is InMgTe2 thermodynamically stable?
What is the crystal structure of InMgTe2?
What is the density of InMgTe2?
How many polymorphs of InMgTe2 are known?
What elements does InMgTe2 contain?
Where does the data for InMgTe2 come from?
How It Compares
Within the phase-change memory materials class.
Within the broad family of phase-change materials, InMgTe2 distinguishes itself through its specific stoichiometry, offering a different structural landscape than the widely utilized Ge2Sb2Te5 or the binary Sb2Te3. While many class members rely on complex germanium-antimony-tellurium matrices, InMgTe2 provides a unique alternative that leverages the properties of indium and magnesium to potentially tune the switching characteristics and thermal stability of the memory cell.
Related Compounds
Other Phase-Change Memory Materials in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- nomad — Data from NOMAD. Cite: Draxl & Scheffler, J. Phys. Mater. 2, 036001 (2019).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
Analyze InMgTe2 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →