Ag6Rb2Te4
Ag6Rb2Te4 is a thermodynamically stable semiconducting compound utilized in the development of advanced photovoltaic and optoelectronic materials.
About Ag6Rb2Te4
Ag6Rb2Te4 is a semiconducting material that occupies a stable position on the convex hull, indicating significant thermodynamic robustness. As a member of the broader halide perovskite-related family, its electronic properties make it a compelling candidate for research into next-generation energy conversion technologies.
This compound is primarily investigated for its potential in photovoltaic and optoelectronic devices. Its structural stability and specific electronic character distinguish it as a material of interest for researchers seeking alternatives to conventional lead-based systems.
Key Properties
Cross-validated computational properties for Ag6Rb2Te4, 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 Ag6Rb2Te4, 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 | 0.28 | 0.0000 | -3.159 | 6.33 |
| — | — | — | — | — | 5.78 |
| C2/m (No. 12) | — | — | — | — | — |
Applications
Where Ag6Rb2Te4 is used.
Frequently Asked Questions
Common questions about Ag6Rb2Te4, answered from cross-validated data.
What is Ag6Rb2Te4?
Ag6Rb2Te4 is a thermodynamically stable semiconducting compound utilized in the development of advanced photovoltaic and optoelectronic materials.
What is Ag6Rb2Te4 used for?
What is the band gap of Ag6Rb2Te4?
Is Ag6Rb2Te4 a metal, semiconductor, or insulator?
Is Ag6Rb2Te4 thermodynamically stable?
What is the crystal structure of Ag6Rb2Te4?
What is the density of Ag6Rb2Te4?
How many polymorphs of Ag6Rb2Te4 are known?
What elements does Ag6Rb2Te4 contain?
Where does the data for Ag6Rb2Te4 come from?
How It Compares
Within the halide perovskite photovoltaics class.
Unlike the widely studied lead-halide perovskites such as CsPbBr3 or CsSnI3, Ag6Rb2Te4 represents a distinct chemical space that avoids the toxicity concerns associated with lead. While many class members like RbPbF3 rely on traditional perovskite architectures, Ag6Rb2Te4 offers a unique structural arrangement that provides a different pathway for tuning semiconducting behavior in thin-film applications.
Related Compounds
Other Halide Perovskite Photovoltaics in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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