Au1Hg2Li1
Au1Hg2Li1 is a semiconducting intermetallic compound containing gold, mercury, and lithium that is primarily of interest for fundamental materials research.

About Au1Hg2Li1
Au1Hg2Li1 is a complex intermetallic compound composed of gold, mercury, and lithium. As a semiconducting material, it occupies a unique position in solid-state chemistry, characterized by its specific atomic arrangement and electronic behavior.
While the compound is currently identified as being above the thermodynamic hull, it remains a subject of interest for researchers studying multi-element metallic systems. Its structural diversity is highlighted by numerous reported configurations, providing a rich dataset for those investigating the stability and phase behavior of mercury-containing alloys.
Key Properties
Cross-validated computational properties for Au1Hg2Li1, aggregated across 2 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.
Reported Structures
Lowest-energy structures reported for Au1Hg2Li1, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| Immm (No. 71) | orthorhombic | 1.79 | 0.6030 | -37.605 | 1.06 |
| P4mm (No. 99) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| P2/m (No. 10) | — | — | — | — | — |
| I4/mmm (No. 139) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Immm (No. 71) | — | — | — | — | — |
| Pm (No. 6) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Cmm2 (No. 35) | — | — | — | — | — |
Applications
Where Au1Hg2Li1 is used.
Frequently Asked Questions
Common questions about Au1Hg2Li1, answered from cross-validated data.
What is Au1Hg2Li1?
Au1Hg2Li1 is a semiconducting intermetallic compound containing gold, mercury, and lithium that is primarily of interest for fundamental materials research.
What is Au1Hg2Li1 used for?
What is the band gap of Au1Hg2Li1?
Is Au1Hg2Li1 a metal, semiconductor, or insulator?
Is Au1Hg2Li1 thermodynamically stable?
What is the crystal structure of Au1Hg2Li1?
What is the density of Au1Hg2Li1?
How many polymorphs of Au1Hg2Li1 are known?
What elements does Au1Hg2Li1 contain?
Where does the data for Au1Hg2Li1 come from?
How It Compares
As a unique intermetallic phase, Au1Hg2Li1 represents an exploratory entry in the field of ternary gold-mercury-lithium systems, serving as a distinct case study for how these specific elements interact to form semiconducting electronic structures.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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