In1Se2Sr1
In1Se2Sr1 is a stable, semiconducting ternary compound containing indium, selenium, and strontium.
About In1Se2Sr1
In1Se2Sr1 is a distinct ternary compound composed of indium, selenium, and strontium. As a thermodynamically stable material situated on the convex hull, it represents a robust structural configuration that has been identified across numerous experimental and theoretical studies.
Characterized as a semiconductor, this material holds interest for researchers investigating electronic properties in complex chalcogenide systems. Its stability and well-defined structural data make it a notable subject for exploring the interplay between its constituent elements in solid-state applications.
Key Properties
Cross-validated computational properties for In1Se2Sr1, 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 In1Se2Sr1, 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. |
|---|---|---|---|---|---|
| Fddd (No. 70) | orthorhombic | 1.56 | 0.0000 | -4.289 | 5.00 |
| P4/mmm (No. 123) | — | — | — | — | — |
| I-4m2 (No. 119) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| Cmmm (No. 65) | — | — | — | — | — |
| Imm2 (No. 44) | — | — | — | — | — |
| Pmmm (No. 47) | — | — | — | — | — |
| Fm-3m (No. 225) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| F-43m (No. 216) | — | — | — | — | — |
| Immm (No. 71) | — | — | — | — | — |
| C2/m (No. 12) | — | — | — | — | — |
Applications
Where In1Se2Sr1 is used.
Frequently Asked Questions
Common questions about In1Se2Sr1, answered from cross-validated data.
What is In1Se2Sr1?
In1Se2Sr1 is a stable, semiconducting ternary compound containing indium, selenium, and strontium.
What is In1Se2Sr1 used for?
What is the band gap of In1Se2Sr1?
Is In1Se2Sr1 a metal, semiconductor, or insulator?
Is In1Se2Sr1 thermodynamically stable?
What is the crystal structure of In1Se2Sr1?
What is the density of In1Se2Sr1?
How many polymorphs of In1Se2Sr1 are known?
What elements does In1Se2Sr1 contain?
Where does the data for In1Se2Sr1 come from?
How It Compares
As a unique ternary phase, In1Se2Sr1 serves as a foundational example of how indium, selenium, and strontium can organize into stable semiconducting frameworks. It stands as a representative member of its specific chemical system, providing a benchmark for structural complexity and electronic behavior in this class of 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).
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