As2Cd1Si1
As2Cd1Si1 is a thermodynamically stable semiconducting compound composed of arsenic, cadmium, and silicon.
About As2Cd1Si1
As2Cd1Si1 is a complex ternary compound composed of arsenic, cadmium, and silicon. As a thermodynamically stable phase located on the convex hull, it represents a robust crystalline arrangement that maintains structural integrity under standard conditions.
This material exhibits semiconducting electronic characteristics, positioning it as a candidate for specialized electronic and optoelectronic applications. Its unique elemental composition allows for distinct charge carrier behavior, making it a subject of interest for researchers exploring new functional semiconductors.
Key Properties
Cross-validated computational properties for As2Cd1Si1, 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 As2Cd1Si1, 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-42d (No. 122) | tetragonal | 0.40 | 0.0000 | -4.038 | 5.02 |
| P4/mmm (No. 123) | — | — | — | — | — |
| R3m (No. 160) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| I-4m2 (No. 119) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Imm2 (No. 44) | — | — | — | — | — |
| Cmm2 (No. 35) | — | — | — | — | — |
| C2/m (No. 12) | — | — | — | — | — |
| Pm (No. 6) | — | — | — | — | — |
| Cmmm (No. 65) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
Applications
Where As2Cd1Si1 is used.
Frequently Asked Questions
Common questions about As2Cd1Si1, answered from cross-validated data.
What is As2Cd1Si1?
As2Cd1Si1 is a thermodynamically stable semiconducting compound composed of arsenic, cadmium, and silicon.
What is As2Cd1Si1 used for?
What is the band gap of As2Cd1Si1?
Is As2Cd1Si1 a metal, semiconductor, or insulator?
Is As2Cd1Si1 thermodynamically stable?
What is the crystal structure of As2Cd1Si1?
What is the density of As2Cd1Si1?
How many polymorphs of As2Cd1Si1 are known?
What elements does As2Cd1Si1 contain?
Where does the data for As2Cd1Si1 come from?
How It Compares
As a distinct ternary compound, As2Cd1Si1 occupies a unique niche in materials science. Unlike simpler binary semiconductors, this material leverages the interplay between its three constituent elements to achieve its stable electronic profile, serving as a specialized building block for future semiconductor design.
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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