Ag3SI
Ag3SI is a metastable, semiconducting ternary compound containing silver, sulfur, and iodine that is primarily used in fundamental materials research.
About Ag3SI
Ag3SI is a ternary compound composed of silver, sulfur, and iodine that exhibits semiconducting electronic characteristics. As a metastable material, it represents a complex structural arrangement that is of significant interest for fundamental solid-state physics investigations.
Due to its distinct chemical composition, this compound is frequently studied for its structural diversity, with numerous reported configurations across various databases. Its role as a metastable phase makes it a compelling subject for researchers examining phase transitions and ion transport phenomena in inorganic materials.
Key Properties
Cross-validated computational properties for Ag3SI, 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.
Applications
Where Ag3SI is used.
Frequently Asked Questions
Common questions about Ag3SI, answered from cross-validated data.
What is Ag3SI?
Ag3SI is a metastable, semiconducting ternary compound containing silver, sulfur, and iodine that is primarily used in fundamental materials research.
What is Ag3SI used for?
What is the band gap of Ag3SI?
Is Ag3SI a metal, semiconductor, or insulator?
Is Ag3SI thermodynamically stable?
How many polymorphs of Ag3SI are known?
What elements does Ag3SI contain?
Where does the data for Ag3SI come from?
How It Compares
As a unique ternary system, Ag3SI occupies a specialized niche in materials science where its metastability and semiconducting nature distinguish it from more conventional, highly stable inorganic insulators or conductors.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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