Au1Hg2Li1

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

AuHgLi
Crystal structure of Au1Hg2Li1 (orthorhombic, Immm (No. 71))
Ground-state structure · Materials Project
Overview

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.

At a glance

Key Properties

Cross-validated computational properties for Au1Hg2Li1, aggregated across 2 databases.

Band Gap

1.79 eV
Range across DFT structures

Energy Above Hull

0.603 eV/atom
Best (lowest) across sources

Stability

Above hull
1 DFT source

Structures

26
2 databases, 16 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for Au1Hg2Li1, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
Immm (No. 71)orthorhombic1.790.6030-37.6051.06
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)
Uses

Applications

Where Au1Hg2Li1 is used.

Fundamental solid-state researchMaterials science studies of ternary alloys
Reference

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.

More questions
What is Au1Hg2Li1 used for?
Au1Hg2Li1 is used in fundamental solid-state research and materials science studies of ternary alloys.
What is the band gap of Au1Hg2Li1?
Au1Hg2Li1 has a DFT-computed band gap of 1.79 eV across 26 reported structures.
Is Au1Hg2Li1 a metal, semiconductor, or insulator?
With a band gap up to 1.79 eV it is a semiconductor.
Is Au1Hg2Li1 thermodynamically stable?
Au1Hg2Li1 has a lowest energy above hull of 0.603 eV/atom (above hull).
What is the crystal structure of Au1Hg2Li1?
The lowest-energy reported polymorph of Au1Hg2Li1 is orthorhombic symmetry, space group Immm (No. 71).
What is the density of Au1Hg2Li1?
The computed density of the ground-state structure of Au1Hg2Li1 is 1.06 g/cm³.
How many polymorphs of Au1Hg2Li1 are known?
26 structures of Au1Hg2Li1 are reported across 2 databases, spanning 16 distinct space groups.
What elements does Au1Hg2Li1 contain?
Au1Hg2Li1 contains Au, Hg, and Li (3 elements).
Where does the data for Au1Hg2Li1 come from?
Au1Hg2Li1 data is cross-referenced from materials_project, aflow.
Comparison

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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