Hf2Sb3
Hf2Sb3 is a semiconducting hafnium antimonide compound known for its structural complexity and metastable nature.
About Hf2Sb3
Hf2Sb3 is a binary intermetallic compound composed of hafnium and antimony. It exhibits semiconducting electronic behavior, positioning it as an interesting subject for fundamental research into the electronic properties of transition metal pnictides. The material is characterized by a high degree of structural complexity, with numerous reported configurations across various databases. Because it resides above the thermodynamic hull, it is considered a metastable phase, which presents unique challenges and opportunities for synthesis and materials discovery.
Key Properties
Cross-validated computational properties for Hf2Sb3, 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 Hf2Sb3 is used.
Frequently Asked Questions
Common questions about Hf2Sb3, answered from cross-validated data.
What is Hf2Sb3?
Hf2Sb3 is a semiconducting hafnium antimonide compound known for its structural complexity and metastable nature.
What is Hf2Sb3 used for?
What is the band gap of Hf2Sb3?
Is Hf2Sb3 a metal, semiconductor, or insulator?
Is Hf2Sb3 thermodynamically stable?
How many polymorphs of Hf2Sb3 are known?
What elements does Hf2Sb3 contain?
Where does the data for Hf2Sb3 come from?
How It Compares
As an unclassified intermetallic, Hf2Sb3 represents a distinct point in the phase space of hafnium-antimony compounds. While many binary systems are dominated by highly stable, stoichiometric phases, this compound highlights the diversity of structural arrangements possible when balancing transition metal and pnictogen bonding preferences.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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