Li2Mg

Li2Mg is a metallic intermetallic compound formed from lithium and magnesium that is considered a viable candidate for experimental synthesis.

LiMg
Crystal structure of Li2Mg
Ground-state structure · Materials Project
Overview

About Li2Mg

Li2Mg is a metallic intermetallic compound composed of lithium and magnesium. Its electronic structure is characterized by metallic bonding, reflecting the typical behavior of light alkali and alkaline earth metal alloys.

As a near-hull phase, this compound is considered thermodynamically accessible for synthesis. With a significant number of reported structures across multiple databases, it stands as a well-documented subject for researchers investigating lightweight alloy systems.

At a glance

Key Properties

Cross-validated computational properties for Li2Mg, aggregated across 4 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.003 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
3 DFT sources

Structures

54
4 databases, 10 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Li2Mg.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Li2Mg is used.

Materials science researchLightweight alloy development studies
Reference

Frequently Asked Questions

Common questions about Li2Mg, answered from cross-validated data.

What is Li2Mg?

Li2Mg is a metallic intermetallic compound formed from lithium and magnesium that is considered a viable candidate for experimental synthesis.

More questions
What is Li2Mg used for?
Li2Mg is used in materials science research and lightweight alloy development studies.
What is the band gap of Li2Mg?
Li2Mg is computed to be metallic (no band gap) in the reported DFT structures.
Is Li2Mg a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is Li2Mg thermodynamically stable?
Li2Mg has a lowest energy above hull of 0.003 eV/atom (near hull (likely stable)).
How many polymorphs of Li2Mg are known?
54 structures of Li2Mg are reported across 4 databases, spanning 10 distinct space groups.
How is Li2Mg synthesized?
Literature-reported routes for Li2Mg include solid state (10 procedures documented).
What elements does Li2Mg contain?
Li2Mg contains Li and Mg (2 elements).
Where does the data for Li2Mg come from?
Li2Mg data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique intermetallic phase in the lithium-magnesium system, Li2Mg serves as a foundational example of how these two light metals interact at the atomic scale, providing a critical reference point for understanding phase stability in binary alkali-alkaline earth alloys.

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

Analyze Li2Mg in the Lattice Graph platform

Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.

Explore the Platform →