Hg2Na1Sb1

Hg2Na1Sb1 is a semiconducting ternary compound characterized by its structural diversity and thermodynamic instability.

HgNaSb
Crystal structure of Hg2Na1Sb1
Ground-state structure · Materials Project
Overview

About Hg2Na1Sb1

Hg2Na1Sb1 is a complex ternary compound composed of mercury, sodium, and antimony. As a semiconducting material, it exhibits electronic properties that distinguish it from simple metallic alloys, positioning it as a subject of interest for fundamental solid-state research.

Despite its status as a thermodynamically unstable phase located above the hull, this material has been documented across numerous structural configurations. This structural diversity suggests a complex energy landscape that continues to challenge current understanding of mercury-based intermetallic systems.

At a glance

Key Properties

Cross-validated computational properties for Hg2Na1Sb1, aggregated across 2 databases.

Band Gap

0.18 eV
Range across DFT structures

Energy Above Hull

0.735 eV/atom
Best (lowest) across sources

Stability

Above hull
1 DFT source

Structures

26
2 databases, 17 space groups
Reference

Frequently Asked Questions

Common questions about Hg2Na1Sb1, answered from cross-validated data.

What is Hg2Na1Sb1?

Hg2Na1Sb1 is a semiconducting ternary compound characterized by its structural diversity and thermodynamic instability.

More questions
What is the band gap of Hg2Na1Sb1?
Hg2Na1Sb1 has a DFT-computed band gap of 0.18 eV across 26 reported structures.
Is Hg2Na1Sb1 a metal, semiconductor, or insulator?
With a band gap up to 0.18 eV it is a semiconductor.
Is Hg2Na1Sb1 thermodynamically stable?
Hg2Na1Sb1 has a lowest energy above hull of 0.735 eV/atom (above hull).
How many polymorphs of Hg2Na1Sb1 are known?
26 structures of Hg2Na1Sb1 are reported across 2 databases, spanning 17 distinct space groups.
What elements does Hg2Na1Sb1 contain?
Hg2Na1Sb1 contains Hg, Na, and Sb (3 elements).
Where does the data for Hg2Na1Sb1 come from?
Hg2Na1Sb1 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique ternary phase, Hg2Na1Sb1 represents a specialized case within the broader landscape of mercury-sodium-antimony intermetallics. Without direct structural siblings in this specific class, it serves as a distinct example of how mercury-rich systems can adopt semiconducting characteristics despite the inherent challenges to thermodynamic stability.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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