Si72
Si72 has a DFT band gap of 0.03–1.52 eV across 73 reported structures in 23 space groups. Cross-validated across 4 computational databases.
At a glance
Key Properties
Cross-validated computational properties for Si72, 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.
0.03–1.52 eV
Range across DFT structures
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.
0.000 eV/atom
Best (lowest) across sources
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.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
73
4 databases, 23 space groups
Synthesis
Synthesis Routes
Literature-extracted synthesis procedures targeting Si72.
Solid State
Procedure available · ceder_solid_state
Reference
Frequently Asked Questions
Common questions about Si72, answered from cross-validated data.
What is the band gap of Si72?
Si72 has a DFT-computed band gap of 0.03–1.52 eV across 73 reported structures.
More questions
Is Si72 a metal, semiconductor, or insulator?
With a band gap up to 1.52 eV it is a semiconductor.
Is Si72 thermodynamically stable?
Yes — Si72 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Si72 are known?
73 structures of Si72 are reported across 4 databases, spanning 23 distinct space groups.
How is Si72 synthesized?
Literature-reported routes for Si72 include solid state.
What elements does Si72 contain?
Si72 contains Si (1 element).
Where does the data for Si72 come from?
Si72 data is cross-referenced from latticegraph.
Explore
Related Compounds
Other Silicon Anode Materials in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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