Re3Si
Re3Si is a metallic rhenium-silicon intermetallic compound investigated primarily for its complex structural properties within the field of anode materials.
About Re3Si
Re3Si is a metallic intermetallic compound composed of rhenium and silicon. As a member of the silicon-based anode material class, it represents a complex structural arrangement that has been extensively documented across multiple crystallographic databases despite its challenging thermodynamic profile. Its metallic nature distinguishes it from many semiconductor-based silicides, making it a subject of interest for fundamental studies in materials science. Although it sits above the thermodynamic hull, the high number of reported structures indicates a significant interest in its phase space and potential for metastable synthesis. This compound serves as a critical data point for researchers investigating the limits of rhenium-silicon bonding and the broader behavior of metal-rich silicides in electrochemical environments.
Key Properties
Cross-validated computational properties for Re3Si, aggregated across 4 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 Re3Si is used.
Frequently Asked Questions
Common questions about Re3Si, answered from cross-validated data.
What is Re3Si?
Re3Si is a metallic rhenium-silicon intermetallic compound investigated primarily for its complex structural properties within the field of anode materials.
What is Re3Si used for?
What is the band gap of Re3Si?
Is Re3Si a metal, semiconductor, or insulator?
Is Re3Si thermodynamically stable?
How many polymorphs of Re3Si are known?
What elements does Re3Si contain?
Where does the data for Re3Si come from?
How It Compares
Within the silicon anode materials class.
Unlike the more common and thermodynamically stable silicon-based anodes such as Si or Mg2Si, Re3Si is characterized by its metallic electronic structure and relative instability. While materials like MoSi2 are frequently utilized for their refractory properties and structural robustness, Re3Si represents a more exotic, metal-heavy stoichiometry that contrasts with the lighter, more abundant silicides like NaSi or FeSi.
Related Compounds
Other Silicon Anode Materials in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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